Duplex transmission method and device, equipment and storage medium
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-22
- Publication Date
- 2026-03-10
Smart Images
Figure CN121646901A_ABST
Abstract
Description
Full-duplex transmission methods, apparatus, equipment and storage media Technical Field
[0001] This disclosure relates to the field of communication technology, and in particular to duplex transmission methods, apparatus, devices and storage media. Background Technology
[0002] A terminal can maintain more than one different connection simultaneously. In one embodiment, the terminal maintains a first connection with a network device, which is a connection based on a remote wireless technology, such as a connection based on fourth-generation (4G) or fifth-generation (5G) communication, while maintaining a second connection with another terminal, which is a side link (SL).
[0003] To share the spectrum, the first and second connections can operate in the same frequency band, but this may cause interference problems. A terminal sending data through the second connection may interfere with reception in the first connection, or vice versa.
[0004] Summary of the Invention
[0005] To reduce interference between different connections maintained by a terminal, it is necessary to provide duplex transmission methods, devices, equipment, systems, and storage media.
[0006] In a first aspect, embodiments of this disclosure provide a duplex transmission method, executed by a first terminal, the method comprising:
[0007] Send capability indication information to the network device, the capability indication information being used to indicate whether the first terminal has a first capability in at least one frequency band;
[0008] With the first capability, full-duplex transmission is performed, wherein the full-duplex transmission is the ability to receive information through the other while sending information through one of the first connection and the second connection: the first capability is the ability to receive information through the other while sending information through one of the first connection and the second connection, the first connection being the connection between the first terminal and the network device, and the second connection being the connection between the first terminal and the second terminal.
[0009] Secondly, embodiments of this disclosure provide a duplex transmission method, executed by a network device, the method comprising:
[0010] The receiving terminal sends capability indication information, which indicates whether the first terminal has the first capability in at least one frequency band. When the terminal has the first capability, it performs full-duplex transmission, which means that when one of the first connection and the second connection sends information, the information is received through the other. The first capability is the ability to receive information through the other when one of the first connection and the second connection sends information. The first connection is the connection between the first terminal and the network device, and the second connection is the connection between the first terminal and the second terminal.
[0011] Thirdly, embodiments of this disclosure provide a first terminal, including:
[0012] A transceiver module is used to send capability indication information to the network device, wherein the capability indication information is used to indicate whether the first terminal has the first capability in at least one frequency band;
[0013] A processing module, configured to perform full-duplex transmission when a first capability is available, wherein the full-duplex transmission involves sending information through one of a first connection and a second connection while receiving information through the other:
[0014] The first capability is the ability to receive information through the other when sending information through one of the first connection and the second connection, wherein the first connection is the connection between the first terminal and the network device, and the second connection is the connection between the first terminal and the second terminal.
[0015] Fourthly, embodiments of this disclosure provide a network device, including:
[0016] A transceiver module is used to receive capability indication information sent by a terminal. The capability indication information is used to indicate whether the first terminal has the first capability in at least one frequency band. When the terminal has the first capability, it performs full-duplex transmission. The full-duplex transmission is the ability to send information through one of a first connection and a second connection and receive information through the other. The first capability is the ability to send information through one of the first connection and the second connection and receive information through the other. The first connection is the connection between the first terminal and the network device, and the second connection is the connection between the first terminal and the second terminal.
[0017] Fifthly, embodiments of this disclosure provide a first terminal, including:
[0018] One or more processors;
[0019] The terminal is configured to implement the method described in the first aspect.
[0020] Sixthly, embodiments of this disclosure provide a network device, including:
[0021] One or more processors;
[0022] The network device is configured to implement the method as described in the second aspect.
[0023] In a seventh aspect, embodiments of this disclosure provide a communication system, including a first terminal and a network device, wherein,
[0024] The terminal is configured to implement the method as described in the first aspect;
[0025] The network device is configured to implement the method as described in the second aspect.
[0026] Eighthly, embodiments of this disclosure provide a storage medium storing instructions, wherein...
[0027] When the instructions are executed on a communication device, the communication device causes the communication device to perform the method as described in the first aspect or the second aspect.
[0028] Ninthly, embodiments of this disclosure provide a program product, wherein,
[0029] When the program product is executed by a communication device, the communication device performs the method as described in the first or second aspect.
[0030] In this embodiment of the disclosure, interference problems can be reduced when the first terminal is performing full-duplex transmission. Attached Figure Description
[0031] To more clearly illustrate the technical solutions in the embodiments of this disclosure, the accompanying drawings required for the description of the embodiments are introduced below. The following drawings are only some embodiments of this disclosure and do not impose specific limitations on the protection scope of this disclosure.
[0032] Figure 1a is an exemplary schematic diagram of the architecture of a communication system provided according to an embodiment of the present disclosure;
[0033] Figure 1b is an exemplary schematic diagram of a communication method provided according to an embodiment of the present disclosure;
[0034] Figure 1c is an exemplary schematic diagram of a communication method provided according to an embodiment of the present disclosure;
[0035] Figure 2 is an exemplary interactive diagram of a method provided according to an embodiment of the present disclosure;
[0036] Figure 3 is an exemplary flowchart of a method provided according to an embodiment of the present disclosure;
[0037] Figure 4 is an exemplary flowchart of a method provided according to an embodiment of the present disclosure;
[0038] Figure 5a is a schematic diagram of the structure of a terminal according to an embodiment of the present disclosure;
[0039] Figure 5b is a schematic diagram of the structure of a network device according to an embodiment of the present disclosure;
[0040] Figure 6a is a schematic diagram of a communication device according to an embodiment of the present disclosure;
[0041] Figure 6b is a schematic diagram of a chip according to an embodiment of the present disclosure. Detailed Implementation
[0042] This disclosure provides a duplex transmission method, terminal, device, system, and storage medium.
[0043] In a first aspect, embodiments of this disclosure provide a duplex transmission method, executed by a first terminal, the method comprising:
[0044] Send capability indication information to the network device, the capability indication information being used to indicate whether the first terminal has a first capability in at least one frequency band;
[0045] With the first capability, full-duplex transmission is performed, wherein the full-duplex transmission is the ability to receive information through the other while sending information through one of the first connection and the second connection: the first capability is the ability to receive information through the other while sending information through one of the first connection and the second connection, the first connection being the connection between the first terminal and the network device, and the second connection being the connection between the first terminal and the second terminal.
[0046] In the above embodiments, interference problems can be reduced when the first terminal is performing full-duplex transmission.
[0047] In conjunction with the embodiments of the first aspect, in some embodiments, performing duplex transmission includes:
[0048] In response to receiving first configuration information sent by the network device, the first terminal performs full-duplex transmission, wherein the first configuration information is used to configure the first terminal to perform full-duplex transmission.
[0049] In conjunction with the embodiments of the first aspect, in some embodiments, the capability indication information further includes: a protection interval.
[0050] In conjunction with the embodiments of the first aspect, in some embodiments, the method further includes:
[0051] The first terminal receives second configuration information sent by the network device, the second configuration information being used to configure the resources for transmitting information through the second connection on at least one frequency band.
[0052] In conjunction with the embodiments of the first aspect, in some embodiments, the method further includes:
[0053] Based on the first capability, the resources for the first terminal to transmit information via the second connection in the at least one frequency band are determined.
[0054] In conjunction with the embodiments of the first aspect, in some embodiments, the method further includes:
[0055] In the case of having the first capability, a second uplink transmit power is determined based on the first uplink transmit power, wherein the first uplink transmit power is the maximum transmit power or maximum power backoff supported by the first capability for transmitting uplink information through the second connection, and the second uplink transmit power is the maximum power for transmitting uplink information through the second connection when the first terminal performs the duplex transmission.
[0056] In conjunction with the embodiments of the first aspect, in some embodiments, the method further includes:
[0057] When the first capability is available, the third uplink transmit power is less than or equal to the fourth uplink transmit power, wherein the third uplink transmit power is the maximum transmit power or maximum power backoff supported by the first capability for transmitting uplink information through the first connection, and the fourth uplink transmit power is the maximum power for transmitting uplink information through the first connection when the first terminal performs the duplex transmission.
[0058] In conjunction with the embodiments of the first aspect, in some embodiments, the method further includes:
[0059] When the signal quality of the downlink information received through the first connection is less than a first threshold, the transmission of uplink information through the second connection is stopped, or the duplex transmission is stopped, or the uplink information is transmitted through the first connection using the maximum transmit power supported by the first capability.
[0060] In conjunction with the embodiments of the first aspect, in some embodiments, the method further includes:
[0061] The network device receives a first indication message, which indicates that the first connection has a higher priority than the second connection.
[0062] In conjunction with the embodiments of the first aspect, in some embodiments, the method further includes:
[0063] When the signal quality of the downlink information received through the second connection is less than the third threshold, the transmission of uplink information through the first connection is stopped, or the duplex transmission is stopped, or the uplink information is transmitted through the second connection using the maximum transmit power supported by the first capability.
[0064] In conjunction with the embodiments of the first aspect, in some embodiments, the method further includes:
[0065] The network device receives a second indication message, which indicates that the priority of the second connection is higher than that of the first connection.
[0066] Secondly, embodiments of this disclosure provide a duplex transmission method, executed by a network device, the method comprising:
[0067] The receiving terminal sends capability indication information, which indicates whether the first terminal has the first capability in at least one frequency band. When the terminal has the first capability, it performs full-duplex transmission, which means that when one of the first connection and the second connection sends information, the information is received through the other. The first capability is the ability to receive information through the other when one of the first connection and the second connection sends information. The first connection is the connection between the first terminal and the network device, and the second connection is the connection between the first terminal and the second terminal.
[0068] In conjunction with the embodiments of the first aspect, in some embodiments, the method further includes:
[0069] Send first configuration information to the network device, the first configuration information being used to configure the first terminal to perform full-duplex transmission.
[0070] In conjunction with the embodiments of the first aspect, in some embodiments, the method further includes:
[0071] Send a first indication message to the terminal, the first indication message indicating that the priority of the first connection is higher than the priority of the second connection.
[0072] In conjunction with the embodiments of the first aspect, in some embodiments, the method further includes:
[0073] A second indication message is sent to the terminal, indicating that the priority of the second connection is higher than that of the first connection.
[0074] Thirdly, embodiments of this disclosure provide a communication device, including:
[0075] A transceiver module is used to send capability indication information to the network device, wherein the capability indication information is used to indicate whether the first terminal has the first capability in at least one frequency band;
[0076] A processing module, configured to perform full-duplex transmission when a first capability is available, wherein the full-duplex transmission involves sending information through one of a first connection and a second connection while receiving information through the other:
[0077] The first capability is the ability to receive information through the other when sending information through one of the first connection and the second connection, wherein the first connection is the connection between the first terminal and the network device, and the second connection is the connection between the first terminal and the second terminal.
[0078] Fourthly, embodiments of this disclosure provide a communication device, including:
[0079] A transceiver module is used to receive capability indication information sent by a terminal. The capability indication information is used to indicate whether the first terminal has the first capability in at least one frequency band. When the terminal has the first capability, it performs full-duplex transmission. The full-duplex transmission is the ability to send information through one of a first connection and a second connection and receive information through the other. The first capability is the ability to send information through one of the first connection and the second connection and receive information through the other. The first connection is the connection between the first terminal and the network device, and the second connection is the connection between the first terminal and the second terminal.
[0080] Fifthly, embodiments of this disclosure provide a terminal, including:
[0081] One or more processors;
[0082] The terminal is configured to implement the method described in the first aspect.
[0083] Sixthly, embodiments of this disclosure provide a network device, including:
[0084] One or more processors;
[0085] The network device is configured to implement the method as described in the second aspect.
[0086] In a seventh aspect, embodiments of this disclosure provide a communication system, including a terminal and a network device, wherein,
[0087] The terminal is configured to implement the method as described in the first aspect;
[0088] The network device is configured to implement the method as described in the second aspect.
[0089] Eighthly, embodiments of this disclosure provide a storage medium storing instructions, wherein...
[0090] When the instructions are executed on a communication device, the communication device causes the communication device to perform the method as described in the first aspect or the second aspect.
[0091] Ninthly, embodiments of this disclosure provide a program product, wherein,
[0092] When the program product is executed by a communication device, the communication device performs the method as described in the first or second aspect.
[0093] In a tenth aspect, embodiments of this disclosure provide a computer program that, when run on a computer, causes the computer to perform the methods described in alternative implementations of the first and second aspects.
[0094] Eleventhly, embodiments of this disclosure provide a chip or chip system. The chip or chip system includes processing circuitry configured to perform the methods described according to optional implementations of the first and second aspects above.
[0095] It is understood that the aforementioned terminals, network devices, communication systems, storage media, program products, computer programs, chips, or chip systems are all used to execute the methods proposed in the embodiments of this disclosure. Therefore, the beneficial effects they can achieve can be referred to the beneficial effects in the corresponding methods, and will not be repeated here.
[0096] This disclosure is not exhaustive, but merely illustrative of some embodiments, and is not intended to limit the scope of protection of this disclosure. Unless otherwise specified, each step in a particular embodiment can be implemented as an independent embodiment, and the steps can be arbitrarily combined. For example, a solution after removing some steps in a particular embodiment can also be implemented as an independent embodiment, and the order of the steps in a particular embodiment can be arbitrarily interchanged. Furthermore, the optional implementation methods in a particular embodiment can be arbitrarily combined; moreover, the embodiments can be arbitrarily combined, for example, some or all steps of different embodiments can be arbitrarily combined, and a particular embodiment can be arbitrarily combined with the optional implementation methods of other embodiments.
[0097] In each of the disclosed embodiments, unless otherwise specified or in case of logical conflict, the terminology and / or descriptions of the embodiments are consistent and can be referenced by each other. Technical features in different embodiments can be combined to form new embodiments based on their inherent logical relationships.
[0098] The terminology used in the embodiments of this disclosure is for the purpose of describing particular embodiments only and is not intended to limit the scope of this disclosure.
[0099] In this embodiment of the disclosure, unless otherwise stated, elements expressed in the singular form, such as "a," "an," "the," "the," "the," "the," "the," "the," "this," etc., can mean "one and only one," or "one or more," "at least one," etc. For example, when using articles such as "a," "an," "the," etc. in translation, the noun following the article can be understood as either a singular expression or a plural expression.
[0100] In the embodiments disclosed herein, "multiple" refers to two or more.
[0101] In some embodiments, the terms “at least one of”, “one or more”, “a plurality of”, “multiple”, etc., may be used interchangeably.
[0102] In some embodiments, the notation "at least one of A and B", "A and / or B", "A in one case, B in another", "in response to one case A, in response to another case B", etc., may include the following technical solutions depending on the situation: in some embodiments, A (execute A regardless of B); in some embodiments, B (execute B regardless of A); in some embodiments, execution is selected from A and B (A and B are selectively executed); in some embodiments, A and B (both A and B are executed). The same applies when there are more branches such as A, B, C, etc.
[0103] In some embodiments, the notation "A or B" may include the following technical solutions, depending on the situation: in some embodiments, A (execution of A regardless of B); in some embodiments, B (execution of B regardless of A); in some embodiments, execution is selected from A and B (A and B are selectively executed). The same applies when there are more branches such as A, B, C, etc.
[0104] The prefixes "first," "second," etc., used in the embodiments of this disclosure are merely for distinguishing different descriptive objects and do not impose restrictions on the position, order, priority, quantity, or content of the descriptive objects. The description of the descriptive objects is found in the claims or the context of the embodiments, and the use of prefixes should not constitute unnecessary restrictions. For example, if the descriptive object is a "field," the ordinal numbers preceding "field" in "first field" and "second field" do not restrict the position or order of the "fields." "First" and "second" do not restrict whether the "fields" they modify are in the same message, nor do they restrict the order of "first field" and "second field." Similarly, if the descriptive object is a "level," the ordinal numbers preceding "level" in "first level" and "second level" do not restrict the priority between "levels." Furthermore, the number of descriptive objects is not limited by ordinal numbers and can be one or more. For example, in "first device," the number of "devices" can be one or more. Furthermore, the objects modified by different prefixes can be the same or different. For example, if the object being described is "device", then "first device" and "second device" can be the same device or different devices, and their types can be the same or different. Similarly, if the object being described is "information", then "first information" and "second information" can be the same information or different information, and their content can be the same or different.
[0105] In some embodiments, “including A,” “containing A,” “for indicating A,” and “carrying A” can be interpreted as directly carrying A or indirectly indicating A.
[0106] In some embodiments, the terms “in response to…”, “in response to determining…”, “in the case of…”, “when…”, “if…”, “if…”, etc., can be used interchangeably.
[0107] In some embodiments, the terms “greater than,” “greater than or equal to,” “not less than,” “more than,” “more than or equal to,” “not less than,” “higher than,” “higher than or equal to,” “not lower than,” and “above” can be used interchangeably, as can the terms “less than,” “less than or equal to,” “not greater than,” “less than,” “less than or equal to,” “not more than,” “lower than,” “lower than or equal to,” “not higher than,” and “below”.
[0108] In some embodiments, the apparatus and device may be interpreted as physical or virtual, and their names are not limited to the names recorded in the embodiments. In some cases, they may also be understood as "equipment", "device", "circuit", "network element", "node", "function", "unit", "section", "system", "network", "chip", "chip system", "entity", "body", etc.
[0109] In some embodiments, "network" can be interpreted as devices included in the network, such as access network devices, core network devices, etc.
[0110] In some embodiments, "access network device (AN device)" may also be referred to as "radio access network device (RAN device)," "base station (BS)," "radio base station," or "fixed station." In some embodiments, it may also be understood as "node," "access point," "transmission point (TP)," "reception point (RP)," "transmission / reception point (TRP)," "panel," "antenna panel," "antenna array," "cell," "macro cell," "small cell," "femto cell," "pico cell," "sector," "cell group," "serving cell," "carrier," "component carrier," or "bandwidth part (BWP)."
[0111] In some embodiments, "terminal" or "terminal device" may be referred to as "user equipment (UE)," "user terminal," "mobile station (MS)," "mobile terminal (MT)," "subscriber station," "mobile unit," "subscriber unit," "wireless unit," "remote unit," "mobile device," "wireless device," "wireless communication device," "remote device," "mobile subscriber station," "access terminal," "mobile terminal," "wireless terminal," "remote terminal," "handset," "user agent," "mobile client," "client," etc.
[0112] In some embodiments, the acquisition of data, information, etc., may comply with the laws and regulations of the country where the location is situated.
[0113] In some embodiments, data, information, etc., may be obtained with the user's consent.
[0114] Furthermore, each element, each row, or each column in the table of this disclosure can be implemented as an independent embodiment, and any combination of any element, any row, or any column can also be implemented as an independent embodiment.
[0115] Figure 1a is a schematic diagram of the architecture of a communication system according to an embodiment of the present disclosure.
[0116] As shown in Figure 1a, the communication system 100 includes a first terminal 101, a second terminal 102, and a network device 103.
[0117] In some embodiments, the first terminal 101 and the second terminal 102 include, for example, at least one of the following: mobile phone, wearable device, Internet of Things device, car with communication function, smart car, tablet computer, computer with wireless transceiver function, virtual reality (VR) terminal device, augmented reality (AR) terminal device, wireless terminal device in industrial control, wireless terminal device in self-driving, wireless terminal device in remote medical surgery, wireless terminal device in smart grid, wireless terminal device in transportation safety, wireless terminal device in smart city, and wireless terminal device in smart home, but are not limited thereto.
[0118] In some embodiments, network device 103 may include at least one of access network device and core network device.
[0119] Optionally, the access network device may be a node or device that connects a terminal to a wireless network. The access network device may include at least one of the following in a 5G communication system: evolved Node B (eNB), next-generation eNB (ng-eNB), next-generation Node B (gNB), node B (NB), home node B (HNB), home evolved node B (HeNB), radio backhaul device, radio network controller (RNC), base station controller (BSC), base transceiver station (BTS), base band unit (BBU), mobile switching center, base station in a 6G communication system, open RAN, cloud RAN, base station in other communication systems, and access node in a wireless fidelity (WiFi) system, but is not limited thereto.
[0120] In some embodiments, the technical solutions of this disclosure can be applied to the Open RAN architecture. In this case, the interfaces between or within access network devices involved in the embodiments of this disclosure can be transformed into internal interfaces of Open RAN. The processes and information interactions between these internal interfaces can be implemented by software or programs.
[0121] In some embodiments, the access network device may be composed of a central unit (CU) and a distributed unit (DU). The CU may also be called a control unit. The CU-DU structure can separate the protocol layer of the access network device. Some of the protocol layer functions are centrally controlled by the CU, while the remaining part or all of the protocol layer functions are distributed in the DU and centrally controlled by the CU. However, this is not the only possibility.
[0122] In some embodiments, a core network device can be a single device comprising one or more network elements, or it can be multiple devices or a group of devices, each comprising all or part of one or more network elements. Network elements can be virtual or physical. The core network includes, for example, at least one of the Evolved Packet Core (EPC), 5G Core Network (5GCN), and Next Generation Core (NGC). Alternatively, a core network device refers to a network element with a specific function, such as an Access Management Function (AMF) or a Service Management Function (SMF).
[0123] It is understood that the communication system described in this disclosure is for the purpose of more clearly illustrating the technical solutions of this disclosure, and does not constitute a limitation on the technical solutions provided in this disclosure. As those skilled in the art will know, with the evolution of system architecture and the emergence of new business scenarios, the technical solutions provided in this disclosure are also applicable to similar technical problems.
[0124] The embodiments disclosed herein can be applied to Long Term Evolution (LTE), LTE-Advanced (LTE-A), LTE-Beyond (LTE-B), SUPER 3G, IMT-Advanced, 4th generation mobile communication system (4G), 5th generation mobile communication system (5G), 5G new radio (NR), Future Radio Access (FRA), New-Radio Access Technology (RAT), New Radio (NR), New radio access (NX), Future generation radio access (FX), Global System for Mobile communications (GSM), CDMA2000, Ultra Mobile Broadband (UMB), IEEE 802.11 (Wi-Fi), IEEE 802.16 (WiMAX), and IEEE 802.20, Ultra-Wideband (UWB), Bluetooth (a registered trademark), Public Land Mobile Network (PLMN) networks, Device-to-Device (D2D) systems, Machine-to-Machine (M2M) systems, Internet of Things (IoT) systems, Vehicle-to-Everything (V2X) systems, systems utilizing other communication processing methods, and next-generation systems built upon them, etc. Furthermore, multiple systems can be combined (e.g., a combination of LTE or LTE-A with 5G).
[0125] As shown in Figure 1b, the communication system 100 includes a first terminal 101, a second terminal 102, and a network device 103. The first terminal 101 and the network device 103 have a first connection, which can be a 4G or 5G-based wireless remote connection. The first terminal 101 and the second terminal 102 have a second connection, which can be a sidelink (SL). When the first terminal 101 sends information through the second connection, it may interfere with the reception of information through the first connection.
[0126] As shown in Figure 1c, the communication system 100 includes a first terminal 101, a second terminal 102, and a network device 103. The first terminal 101 and the network device 103 have a first connection, which can be a 4G or 5G-based wireless remote connection. The first terminal 101 and the second terminal 102 have a second connection, which can be a sidelink (SL). When the first terminal 101 sends information through the first connection, it may interfere with the reception of information through the second connection.
[0127] Figure 2 is an interactive schematic diagram of a duplex transmission method according to an embodiment of the present disclosure. As shown in Figure 2, this disclosure relates to a duplex transmission method, which includes:
[0128] In step S2101, the first terminal 101 sends capability indication information to the network device 103.
[0129] In some implementations, capability indication information is used to indicate whether the first terminal 101 has a first capability in at least one frequency band.
[0130] In some implementations, the first capability is the ability to receive information through one of a first connection and a second connection when sending information through the other. The first connection is the connection between the first terminal 101 and the network device 103, and the second connection is the connection between the first terminal 101 and the second terminal 102.
[0131] In some implementations, when the first terminal 101 has a first capability in at least one frequency band, it sends capability indication information to the network device 103, the capability indication information being used to indicate that the first terminal 101 has a first capability in at least one frequency band.
[0132] In some implementations, when the first terminal 101 has a first capability in at least one frequency band, it sends capability indication information to the network device 103. The capability indication information is used to indicate that the first terminal 101 has a first capability in at least one frequency band, as well as a protection interval.
[0133] In some implementations, when the first terminal 101 does not have the first capability in at least one frequency band, it sends capability indication information to the network device 103. The capability indication information is used to indicate that the first terminal 101 does not have the first capability in at least one frequency band.
[0134] If the protection interval is not included in the capability indication information, the default protection interval is 0.
[0135] If the protection interval is not included in the capability indication information, the default protection interval is the set value.
[0136] In some embodiments, the guard interval is at the resource block level, or at the subcarrier level, or at the frequency level.
[0137] In step S2102, the first terminal 101 receives the first configuration information sent by the network device 103.
[0138] In some implementations, the first configuration information is used to configure the first terminal 101 to perform full-duplex transmission, that is, to allow the first terminal 101 to perform full-duplex transmission.
[0139] In step S2103, the first terminal 101 receives the second configuration information sent by the network device 103.
[0140] In some implementations, the second configuration information is used to configure the resources of the first terminal 101 for transmitting information via the second connection on the at least one frequency band.
[0141] In step S2104, the first terminal 101 receives the first instruction information sent by the network device 103.
[0142] In some implementations, the first indication information indicates that the first connection has a higher priority than the second connection.
[0143] In step S2105, the first terminal 101 receives the second instruction information sent by the network device 103.
[0144] In some implementations, the second indication information indicates that the priority of the second connection is higher than that of the first connection.
[0145] In step S2106, the first terminal 101 determines, based on the first capability, the resources of the first terminal 101 to transmit information through the second connection in at least one frequency band.
[0146] In step S2107, the first terminal 101 performs full-duplex transmission when it has the first capability.
[0147] In some embodiments, full-duplex transmission involves sending information through one of the first and second connections while receiving information through the other.
[0148] For example: send information through the first connection, and receive information through the second connection.
[0149] For example: sending information through the second connection, and receiving information through the first connection.
[0150] In some embodiments, the first terminal 101 determines the second uplink transmission power based on the first uplink transmission power, wherein the first uplink transmission power is the maximum transmission power or maximum power backoff supported by the first capability for transmitting uplink information through the second connection, and the second uplink transmission power is the maximum power for transmitting uplink information through the second connection when the first terminal 101 performs full-duplex transmission.
[0151] The following example illustrates that when the first uplink transmit power is the maximum transmit power supported by the first capability for sending uplink information through the second connection, the maximum uplink transmit power of the first terminal 101 through the second connection is limited by the "maximum transmit power supported by the first capability for sending uplink information through the second connection" or the "maximum transmit power allowed by the first capability for the second connection".
[0152] In some embodiments, the "maximum transmit power of the second connection allowed by the first capability" is set by the terminal, or determined by the terminal based on the resources of the first connection, the resources of the second connection, and the signal-to-noise ratio of the downlink received signal.
[0153] Example 1
[0154] The maximum uplink transmit power of the second connection of the first terminal 101 includes two parameters, one of which is the maximum low-value transmit power P. CMAX_L The other is the maximum high-value transmit power P. CMAX_H The power at which the first terminal 101 transmits uplink information via the second connection is greater than or equal to the maximum low-value transmit power P. CMAX_L Furthermore, it is less than or equal to the maximum high-value transmit power P. CMAX_H .
[0155] The first uplink transmit power is "the maximum transmit power of the second connection allowed by the first capability", denoted as P. limit1 .
[0156] Maximum low output power Determine P according to equation (1): CMAX_L =MIN{P EMAX ,P PowerClass -MAX(MAX(MPR,A-MPR)+ΔT IB P-MPR), P Regularory P limit1} (1)
[0157] in,
[0158] P EMAX This indicates the maximum allowable power configured for the first terminal by the network device;
[0159] P PowerClass Indicates the current power level;
[0160] MPR indicates the maximum power backoff due to modulation method and transmission bandwidth configuration factors;
[0161] A-MPR provides additional power backoff via network signaling to ensure that the associated radiation requirements for different operating frequency bands are met.
[0162] ΔT IB This indicates the additional power back-off value under multi-carrier conditions;
[0163] P-MPR stands for Maximum Power Attenuation under Power Management;
[0164] P Regulatory This indicates the maximum power limit value related to regulations;
[0165] Maximum high output power P CMAX_H Determine P according to equation (2): CMAX_H =MIN{P EMAX ,P PowerClass P Regulatory P limit1}(2)
[0166] Example 2 below illustrates that when the first uplink transmit power is the maximum power back-off supported by the first capability for transmitting uplink information through the second connection, the maximum uplink transmit power of the first terminal 101 through the second connection is limited by the "maximum power back-off supported by the first capability for transmitting uplink information through the second connection" or the "maximum power back-off allowed by the first capability for the second connection".
[0167] Example 2
[0168] The maximum uplink transmit power of the first terminal 101 via the second connection includes two parameters, one of which is the maximum low-value output power P. CMAX_L The other is the maximum high-value output power P. CMAX_H The power at which the first terminal 101 transmits uplink information via the second connection is greater than or equal to the maximum low-value transmit power P. CMAX_L Furthermore, it is less than or equal to the maximum high-value transmit power P. CMAX_H .
[0169] The first uplink transmit power is "first capability maximum power backoff", denoted as MPR. SBFD1 .
[0170] Maximum low output power The carrier f corresponding to serving cell c, Determine P according to equation (3): CMAX_L =MIN{P EMAX ,P PowerClass -MAX(MAX(MPR,A-MPR)+ΔT IB P-MPR, MPR SBFD1 ), P Regulatory} (3)
[0171] Maximum high output power P CMAX_H As shown in equation (4), P CMAX_H =MIN{P EMAX ,P PowerClass P Regulatory} (4)
[0172] In some embodiments, the first terminal 101 determines the fourth uplink transmit power based on the third uplink transmit power, wherein the third uplink transmit power is the maximum transmit power or maximum power backoff supported by the first capability for transmitting uplink information through the first connection, and the fourth uplink transmit power is the maximum power for transmitting uplink information through the first connection when the first terminal 101 performs full-duplex transmission.
[0173] In some embodiments, the first terminal 101 transmits uplink information through the first connection that is equal to or less than the fourth uplink transmit power.
[0174] When the first terminal 101 sends uplink information through the first connection, it uses the fourth uplink transmit power, or...
[0175] When the first terminal 101 sends uplink information through the first connection, it uses the fourth uplink transmit power for a portion of the time and a power lower than the fourth uplink transmit power for another portion of the time, or...
[0176] The transmission power of the first terminal 101 when sending uplink information through the first connection does not exceed the fourth uplink transmission power.
[0177] Example 3 below illustrates that when the third uplink transmit power is the maximum transmit power supported by the first capability for sending uplink information through the first connection, the maximum uplink transmit power of the first terminal 101 through the first connection is limited by the "maximum transmit power supported by the first capability for sending uplink information through the first connection" or simply "maximum transmit power allowed by the first capability for the first connection".
[0178] In some embodiments, the "maximum transmit power allowed by the first capability for the first connection" is set by the terminal, or determined by the terminal based on the resources of the first connection, the resources of the second connection, and the signal-to-noise ratio of the downlink received signal.
[0179] Example 3
[0180] The maximum uplink transmit power of the first connection of the first terminal 101 includes two parameters, one of which is the maximum low-value transmit power P. CMAX_L,f,c The other is the maximum high-value transmit power P. CMAX_H,f,c The power at which the first terminal 101 transmits uplink information via the second connection is greater than or equal to the maximum low-value transmit power P. CMAX_L,f,c Furthermore, it is less than or equal to the maximum high-value transmit power P. CMAX_H,f,c .
[0181] The third uplink transmit power is "the maximum transmit power allowed by the first capability for the first connection", denoted as P. limit2 .
[0182] Maximum low output power The carrier f corresponding to serving cell c, Determine P according to equation (5): CMAX_L,f,c =MIN{P EMAX,c -ΔT C,c ,(P PowerClass -ΔP PowerClass +ΔP PowerBoost ) -MAX(MAX(MPR c ,+ΔMPR c A-MPR c )+ΔT IB,c +ΔT C,c +ΔT RxSRS P-MPR c ), P limit2} (5)
[0183] in,
[0184] P EMAX,c This indicates the maximum allowable power configured for the first terminal by the network device;
[0185] ΔT C,c This indicates the additional power backoff value corresponding to the transmission in a special edge configuration;
[0186] P PowerClass Indicates the current power level;
[0187] ΔP PowerClass This indicates a reduction in the terminal's maximum power or a power backoff value configured based on the duty cycle to ensure exposure to radio frequency radiation.
[0188] ΔP PowerBoost This indicates an increase in the terminal's power;
[0189] MPR c This indicates the maximum power backoff amount due to modulation method and transmission bandwidth configuration factors;
[0190] ΔMPR c This indicates the additional back-off amount related to the frequency band;
[0191] A-MPR c This indicates additional power backoff, notified by network signaling, to ensure the relevant radiation requirements of different operating frequency bands.
[0192] ΔT IB,c This indicates the additional power back-off value under multi-carrier conditions;
[0193] ΔT C,c This indicates power relaxation (or attenuation) when the channel is located at the edge of the frequency band;
[0194] ΔT RxSRS This indicates the terminal power adjustment value related to SRS antenna switching.
[0195] P-MPR c Indicates the maximum power attenuation under power management;
[0196] Maximum high output power P CMAX_H,f,c Determine P according to equation (6): CMAX_H,f,c =MIN{P EMAX,c ,P PowerClass -ΔP PowerClass +P PowerBoost P limit2} (6)
[0197] The following example illustrates that when the third uplink transmit power is the maximum power back-off supported by the first capability for transmitting uplink information through the first connection, the maximum uplink transmit power of the first terminal 101 through the first connection is limited by the "maximum power back-off supported by the first capability for transmitting uplink information through the first connection" or the "maximum power back-off allowed by the first capability for the first connection".
[0198] Example 4
[0199] The maximum uplink transmit power of the first terminal 101 via the second connection includes two parameters, one of which is the maximum low-value output power P. CMAX_L,f,c The other is the maximum high-value output power P. CMAX_H,f,c The power at which the first terminal 101 transmits uplink information via the second connection is greater than or equal to the maximum low-value transmit power P. CMAX_L,f,cFurthermore, it is less than or equal to the maximum high-value transmit power P. CMAX_H,f,c .
[0200] The first uplink transmit power is "first capability maximum power backoff", denoted as MPR. SBFD2 .
[0201] Maximum low output power The carrier f corresponding to serving cell c, Determine P according to equation (7): CMAX_H,f,c =MIN{P EMAX,c -ΔT C,c ,(P PowerClass -ΔP PowerClass +ΔP PowerBoost ) -MAX(MAX(MPR c ,+ΔMPR c A-MPR c )+ΔT IB,c +ΔT C,c +ΔT RXSRS P-MPR c MPR SBFD )} (7)
[0202] Set the maximum high-value output power P of carrier f for serving cell c. CMAX_H,f,c As shown in equation (8), P CMAX_H,f,c =MIN{P EMAX,c ,P PowerClass -ΔP PowerClass +P PowerBoost} (8)
[0203] In step S2108, the first terminal 101 stops duplex transmission or modifies duplex transmission.
[0204] In some embodiments, if the priority of the first connection is higher than that of the second connection, and the signal quality of the downlink information received through the first connection is less than a first threshold T1, the first terminal 101 stops sending uplink information through the first connection.
[0205] In some embodiments, if the priority of the first connection is higher than that of the second connection, and the signal quality of the downlink information received through the first connection is less than a first threshold T1, the first terminal 101 stops duplex transmission, that is, exits the transmission mode of using both the first and second connections simultaneously.
[0206] In some embodiments, when the priority of the first connection is higher than that of the second connection, and the signal quality of the downlink information received through the first connection is less than a first threshold T1, the first terminal 101 maintains full-duplex transmission and transmits uplink information through the first connection using the maximum transmit power supported by the first capability.
[0207] In some embodiments, if the priority of the second connection is higher than that of the first connection, and the signal quality of the downlink information received through the second connection is less than a second threshold T2, the first terminal 101 stops sending uplink information through the second connection.
[0208] In some embodiments, if the priority of the second connection is higher than that of the first connection, and the signal quality of the downlink information received through the second connection is less than the second threshold T2, the first terminal 101 stops duplex transmission, that is, exits the transmission mode of using both the first and second connections simultaneously.
[0209] In some embodiments, when the priority of the second connection is higher than that of the first connection, and the signal quality of the downlink information received through the first connection is less than a second threshold T2, the first terminal 101 maintains full-duplex transmission and transmits uplink information through the second connection using the maximum transmit power supported by the first capability.
[0210] In step S2109, the first terminal 101 sends information to the network device 103 to indicate that the first capability is not supported.
[0211] The method involved in the embodiments of this disclosure may include at least one of steps S2101 to S2109.
[0212] The method involved in the embodiments of this disclosure may omit at least one of steps S2102 to S2109.
[0213] Figure 3 is a flowchart illustrating a duplex transmission method according to an embodiment of the present disclosure. As shown in Figure 3, this embodiment of the present disclosure relates to a communication method executed by a first terminal 101, the method including:
[0214] Step S3101: Send capability indication information to network device 103.
[0215] In some embodiments, the implementation of step S3101 can refer to the implementation of step S2101, and will not be repeated here.
[0216] Step S3102: Receive the first configuration information sent by network device 103.
[0217] In some embodiments, the implementation of step S3102 can be referred to the implementation of step S2102, and will not be repeated here.
[0218] Step S3103: Receive the second configuration information sent by network device 103.
[0219] In some embodiments, the implementation of step S3103 can refer to the implementation of step S2103, and will not be repeated here.
[0220] Step S3104: Receive the first instruction information sent by the network device 103.
[0221] In some embodiments, the implementation of step S3104 can refer to the implementation of step S2104, and will not be repeated here.
[0222] Step S3105: Receive the second instruction information sent by the network device 103.
[0223] In some embodiments, the implementation of step S3105 can refer to the implementation of step S2105, and will not be repeated here.
[0224] Step S3106: Determine the resources of the first terminal 101 to transmit information through the second connection in at least one frequency band based on the first capability.
[0225] In some embodiments, the implementation of step S3106 can be referred to the implementation of step S2106, and will not be repeated here.
[0226] Step S3107: If the first capability is available, perform full-duplex transmission.
[0227] In some embodiments, the implementation of step S3107 can be referred to the implementation of step S2107, and will not be repeated here.
[0228] Step S3108: Stop duplex transmission or modify duplex transmission.
[0229] In some embodiments, the implementation of step S3108 can refer to the implementation of step S2108, and will not be repeated here.
[0230] Step S3109: Send information to network device 103 to indicate that the first capability is not supported.
[0231] In some embodiments, the implementation of step S3109 can be referred to the implementation of step S2109, and will not be repeated here.
[0232] The method involved in the embodiments of this disclosure may include at least one of steps S3101 to S3109.
[0233] Figure 4 is a flowchart illustrating a communication method according to an embodiment of the present disclosure. As shown in Figure 4, this embodiment of the present disclosure relates to a communication method executed by a network device 103, the method comprising:
[0234] Step S4101: Receive capability indication information sent by the first terminal 101.
[0235] In some embodiments, the implementation of step S4101 can refer to the implementation of step S2101, and will not be repeated here.
[0236] Step S4102: Send the first configuration information to the first terminal 101.
[0237] In some embodiments, the implementation of step S4102 can refer to the implementation of step S2101, and will not be repeated here.
[0238] Step S4103: Send the second configuration information to the first terminal 101.
[0239] In some embodiments, the implementation of step S4103 can refer to the implementation of step S2103, and will not be repeated here.
[0240] Step S4104: Send first instruction information to the first terminal 101.
[0241] In some embodiments, the implementation of step S4104 can refer to the implementation of step S2104, and will not be repeated here.
[0242] Step S4105: Send the second instruction information to the first terminal 101.
[0243] In some embodiments, the implementation of step S4105 can refer to the implementation of step S2105, and will not be repeated here.
[0244] Step S4106: Receive information sent by the first terminal 101 indicating that the first capability is not supported.
[0245] In some embodiments, the implementation of step S4106 can be referred to the implementation of step S2109, and will not be repeated here.
[0246] The method involved in the embodiments of this disclosure may include at least one of steps S4101 to S4106.
[0247] This disclosure also provides an apparatus for implementing any of the above methods. For example, an apparatus is provided that includes units or modules for implementing the steps performed by the terminal in any of the above methods. Alternatively, another apparatus is provided that includes units or modules for implementing the steps performed by a network device (e.g., an access network device, a core network functional node, a core network device, etc.) in any of the above methods.
[0248] It should be understood that the division of units or modules in the above device is only a logical functional division. In actual implementation, they can be fully or partially integrated into a single physical entity, or they can be physically separated. Furthermore, the units or modules in the device can be implemented by a processor calling software: for example, the device includes a processor connected to a memory containing instructions. The processor calls the instructions stored in the memory to implement any of the above methods or to implement the functions of the units or modules in the above device. The processor can be, for example, a general-purpose processor, such as a Central Processing Unit (CPU) or a microprocessor, and the memory can be internal or external to the device. Alternatively, the units or modules in the device can be implemented in the form of hardware circuits. The functionality of some or all of the units or modules can be achieved through the design of these hardware circuits, which can be understood as one or more processors. For example, in one implementation, the hardware circuit is an application-specific integrated circuit (ASIC). The functionality of some or all of the units or modules is achieved through the design of the logical relationships between the components within the circuit. In another implementation, the hardware circuit can be implemented using a programmable logic device (PLD). Taking a field-programmable gate array (FPGA) as an example, it can include a large number of logic gates. The connection relationships between the logic gates are configured through configuration files, thereby achieving the functionality of some or all of the units or modules. All units or modules of the above device can be implemented entirely through processor-called software, entirely through hardware circuits, or partially through processor-called software with the remaining parts implemented through hardware circuits.
[0249] In this embodiment, the processor is a circuit with signal processing capabilities. In one implementation, the processor can be a circuit with instruction read and execute capabilities, such as a Central Processing Unit (CPU), a microprocessor, a graphics processing unit (GPU) (which can be understood as a microprocessor), or a digital signal processor (DSP). In another implementation, the processor can implement certain functions through the logical relationships of hardware circuits. The logical relationships of the aforementioned hardware circuits are fixed or reconfigurable. For example, the processor is a hardware circuit implemented using an application-specific integrated circuit (ASIC) or a programmable logic device (PLD), such as an FPGA. In a reconfigurable hardware circuit, the process of the processor loading a configuration document and configuring the hardware circuit can be understood as the process of the processor loading instructions to implement the functions of some or all of the above units or modules. Furthermore, it can also be a hardware circuit designed for artificial intelligence, which can be understood as an ASIC, such as a Neural Network Processing Unit (NPU), a Tensor Processing Unit (TPU), or a Deep Learning Processing Unit (DPU).
[0250] Figure 5a is a schematic diagram of the terminal structure proposed in an embodiment of this disclosure. As shown in Figure 5a, the terminal 5100 may include at least one of a transceiver module 5101, a processing module 5102, etc. In some embodiments, the transceiver module 5101 is used to send capability indication information to a network device, the capability indication information being used to indicate whether the first terminal has the first capability in at least one frequency band; the processing module 5102 is used to perform full-duplex transmission when the first capability is present, the full-duplex transmission being the ability to receive information through the other when sending information through one of a first connection and a second connection: wherein, the first capability is the ability to receive information through the other when sending information through one of the first connection and the second connection, the first connection being the connection between the first terminal and the network device, and the second connection being the connection between the first terminal and the second terminal.
[0251] Optionally, the transceiver module 5101 is used to perform at least one of the communication steps such as sending and / or receiving performed by the terminal 101 in any of the above methods, which will not be described in detail here. Optionally, the processing module 5102 is used to perform at least one of the other steps performed by the terminal 101 in any of the above methods, which will not be described in detail here.
[0252] Figure 5b is a schematic diagram of the structure of a network device proposed in an embodiment of this disclosure. As shown in Figure 5b, the network device 5200 may include at least one of a transceiver module 5201, a processing module 5202, etc.
[0253] In some embodiments, when the network device 5200 is a network device, the transceiver module 5201 is used to receive capability indication information sent by the terminal. The capability indication information is used to indicate whether the first terminal has the first capability in at least one frequency band. When the terminal has the first capability, it performs full-duplex transmission. The full-duplex transmission is the ability to send information through one of a first connection and a second connection and receive information through the other. The first capability is the ability to send information through one of a first connection and a second connection and receive information through the other. The first connection is the connection between the first terminal and the network device, and the second connection is the connection between the first terminal and the second terminal.
[0254] Optionally, the transceiver module 5201 is used to perform at least one of the communication steps such as sending and / or receiving performed by the network device in any of the above methods, which will not be described in detail here. Optionally, the processing module 5202 is used to perform at least one of the other steps performed by the network device 103 in any of the above methods, which will not be described in detail here.
[0255] In some embodiments, the transceiver module may include a transmitting module and / or a receiving module, which may be separate or integrated. Optionally, the transceiver module may be interchangeable with a transceiver.
[0256] In some embodiments, the processing module may be a single module or may include multiple sub-modules. Optionally, the multiple sub-modules may each perform all or part of the steps required by the processing module. Optionally, the processing module may be interchangeable with a processor.
[0257] Figure 6a is a schematic diagram of the structure of the communication device 6100 proposed in an embodiment of this disclosure. The communication device 6100 can be a network device (e.g., access network device, core network device, etc.), a terminal (e.g., user equipment, etc.), a chip, chip system, or processor that supports the network device in implementing any of the above methods, or a chip, chip system, or processor that supports the terminal in implementing any of the above methods. The communication device 6100 can be used to implement the methods described in the above method embodiments; for details, please refer to the descriptions in the above method embodiments.
[0258] As shown in Figure 6a, the communication device 6100 includes one or more processors 6101. The processor 6101 can be a general-purpose processor or a dedicated processor, such as a baseband processor or a central processing unit (CPU). The baseband processor can be used to process communication protocols and communication data, while the CPU can be used to control communication devices (e.g., base stations, baseband chips, terminal devices, terminal device chips, DUs or CUs, etc.), execute programs, and process program data. Optionally, the communication device 6100 can be used to execute any of the above methods. Optionally, one or more processors 6101 can be used to invoke instructions to cause the communication device 6100 to execute any of the above methods.
[0259] In some embodiments, the communication device 6100 further includes one or more transceivers 6102. When the communication device 6100 includes one or more transceivers 6102, the transceiver 6102 performs at least one of the communication steps such as sending and / or receiving in the above method, and the processor 6101 performs at least one of the other steps. In optional embodiments, the transceiver may include a receiver and / or a transmitter, which may be separate or integrated. Optionally, the terms transceiver, transceiver unit, transceiver, transceiver circuit, interface circuit, interface, etc., can be used interchangeably; the terms transmitter, transmitting unit, transmitter, transmitting circuit, etc., can be used interchangeably; and the terms receiver, receiving unit, receiver, receiving circuit, etc., can be used interchangeably.
[0260] In some embodiments, the communication device 6100 further includes one or more memories 6103 for storing data. Optionally, all or part of the memories 6103 may be located outside the communication device 6100. In optional embodiments, the communication device 6100 may include one or more interface circuits 6104. Optionally, the interface circuits 6104 are connected to the memories 6103 and can be used to receive data from the memories 6103 or other devices, and to send data to the memories 6103 or other devices. For example, the interface circuits 6104 can read data stored in the memories 6103 and send that data to the processor 6101.
[0261] The communication device 6100 described in the above embodiments may be a network device or a terminal, but the scope of the communication device 6100 described in this disclosure is not limited thereto, and the structure of the communication device 6100 may not be limited by FIG. 6a. The communication device may be a standalone device or a part of a larger device. For example, the communication device may be: (1) a standalone integrated circuit IC, or chip, or chip system or subsystem; (2) a collection of one or more ICs, optionally, the IC collection may also include storage components for storing data and programs; (3) an ASIC, such as a modem; (4) a module that can be embedded in other devices; (5) a receiver, terminal device, smart terminal device, cellular phone, wireless device, handheld device, mobile unit, vehicle device, network device, cloud device, artificial intelligence device, etc.; (6) others, etc.
[0262] Figure 6b is a schematic diagram of the structure of chip 6200 according to an embodiment of this disclosure. For cases where the communication device 6100 can be a chip or a chip system, please refer to the schematic diagram of chip 6200 shown in Figure 6b, but it is not limited thereto.
[0263] Chip 6200 includes one or more processors 6201. Chip 6200 is used to perform any of the methods described above.
[0264] In some embodiments, chip 6200 further includes one or more interface circuits 6202. Optionally, terms such as interface circuit, interface, and transceiver pin can be used interchangeably. In some embodiments, chip 6200 further includes one or more memories 6203 for storing data. Optionally, all or part of the memories 6203 may be located outside chip 6200. Optionally, interface circuit 6202 is connected to memory 6203, and interface circuit 6202 can be used to receive data from memory 6203 or other devices, and interface circuit 6202 can be used to send data to memory 6203 or other devices. For example, interface circuit 6202 can read data stored in memory 6203 and send the data to processor 6201.
[0265] In some embodiments, the interface circuit 6202 performs at least one of the communication steps, such as sending and / or receiving, in the above-described method. For example, the interface circuit 6202 performing the communication steps, such as sending and / or receiving, in the above-described method means that the interface circuit 6202 performs data interaction between the processor 6201, the chip 6200, the memory 6203, or the transceiver device. In some embodiments, the processor 6201 performs at least one of the other steps.
[0266] The modules and / or devices described in the various embodiments, such as virtual devices, physical devices, and chips, can be combined or separated arbitrarily as needed. Optionally, some or all steps can also be performed collaboratively by multiple modules and / or devices, which is not limited here.
[0267] This disclosure also proposes a storage medium storing instructions that, when executed on the communication device 6100, cause the communication device 6100 to perform any of the above methods. Optionally, the storage medium is an electronic storage medium. Optionally, the storage medium is a computer-readable storage medium, but not limited thereto; it may also be a storage medium readable by other devices. Optionally, the storage medium may be a non-transitory storage medium, but not limited thereto; it may also be a temporary storage medium.
[0268] This disclosure also provides a program product that, when executed by the communication device 6100, causes the communication device 6100 to perform any of the above methods. Optionally, the program product is a computer program product.
[0269] This disclosure also proposes a computer program that, when run on a computer, causes the computer to perform any of the above methods. Industrial applicability
[0270] This can reduce interference issues when the first terminal is performing full-duplex transmission.
Claims
1. A duplex transmission method, executed by a first terminal, the method comprising: Send capability indication information to the network device, the capability indication information being used to indicate whether the first terminal has a first capability in at least one frequency band; When the first capability is available, full-duplex transmission is performed, wherein the first capability is the ability to receive information through the other when sending information through one of a first connection and a second connection, the first connection being the connection between the first terminal and the network device, and the second connection being the connection between the first terminal and the second terminal.
2. The method as described in claim 1, wherein, The duplex transmission includes: In response to receiving first configuration information sent by the network device, the first terminal performs full-duplex transmission, wherein the first configuration information is used to configure the first terminal to perform full-duplex transmission.
3. The method as described in claim 1, wherein, The capability indication information also includes: protection interval.
4. The method of claim 1, wherein, The method further includes: The first terminal receives second configuration information sent by the network device, the second configuration information being used to configure the resources for transmitting information through the second connection on at least one frequency band.
5. The method of claim 1, wherein, The method further includes: Based on the first capability, the resources for the first terminal to transmit information via the second connection in the at least one frequency band are determined.
6. The method of claim 1, wherein, The method further includes: In the case of having the first capability, a second uplink transmit power is determined based on the first uplink transmit power, wherein the first uplink transmit power is the maximum transmit power or maximum power backoff supported by the first capability for transmitting uplink information through the second connection, and the second uplink transmit power is the maximum power for transmitting uplink information through the second connection when the first terminal performs the duplex transmission.
7. The method of claim 1, wherein, The method further includes: In the case of having the first capability, a fourth uplink transmit power is determined based on the third uplink transmit power, wherein the third uplink transmit power is the maximum transmit power or maximum power backoff supported by the first capability for transmitting uplink information through the first connection, and the fourth uplink transmit power is the maximum power for transmitting uplink information through the first connection when the first terminal performs the duplex transmission.
8. The method of claim 1, wherein, The method further includes: When the signal quality of the downlink information received through the first connection is less than a first threshold, the transmission of uplink information through the second connection is stopped, or the duplex transmission is stopped, or the uplink information is transmitted through the first connection using the maximum transmit power supported by the first capability.
9. The method of claim 8, wherein, The method further includes: The network device receives a first indication message, which indicates that the first connection has a higher priority than the second connection.
10. The method of claim 1, wherein, The method further includes: When the signal quality of the downlink information received through the second connection is less than the second threshold, the transmission of uplink information through the first connection is stopped, or the duplex transmission is stopped, and uplink information is transmitted through the second connection using the maximum transmit power supported by the first capability.
11. The method of claim 10, wherein, The method further includes: The network device receives a second indication message, which indicates that the priority of the second connection is higher than that of the first connection.
12. A duplex transmission method, executed by a network device, the method comprising: The first terminal receives capability indication information, which is used to indicate whether the first terminal has a first capability in at least one frequency band. When the terminal has a first capability, it performs full-duplex transmission, which means that when one of the first connection and the second connection sends information, the other receives information: wherein, the first capability is the ability to receive information when one of the first connection and the second connection sends information, the first connection is the connection between the first terminal and the network device, and the second connection is the connection between the first terminal and the second terminal.
13. The method of claim 12, wherein, The method further includes: Send first configuration information to the network device, the first configuration information being used to configure the first terminal to perform full-duplex transmission.
14. The method of claim 12, wherein, The method further includes: Send a first indication message to the terminal, the first indication message indicating that the priority of the first connection is higher than the priority of the second connection.
15. The method of claim 12, wherein, The method further includes: A second indication message is sent to the terminal, indicating that the priority of the second connection is higher than that of the first connection.
16. A communication device, comprising: A transceiver module is used to send capability indication information to a network device, the capability indication information being used to indicate whether the first terminal has the first capability in at least one frequency band; A processing module, configured to perform full-duplex transmission when a first capability is available, wherein the full-duplex transmission involves sending information through one of a first connection and a second connection while receiving information through the other: The first capability is the ability to receive information through the other when sending information through one of the first connection and the second connection, wherein the first connection is the connection between the first terminal and the network device, and the second connection is the connection between the first terminal and the second terminal.
17. A communication device, comprising: A transceiver module is used to receive capability indication information sent by a terminal. The capability indication information is used to indicate whether the first terminal has the first capability in at least one frequency band. When the terminal has the first capability, it performs full-duplex transmission. The full-duplex transmission is the ability to send information through one of a first connection and a second connection and receive information through the other. The first capability is the ability to send information through one of the first connection and the second connection and receive information through the other. The first connection is the connection between the first terminal and the network device, and the second connection is the connection between the first terminal and the second terminal.
18. An apparatus comprising: One or more processors; The terminal is configured to implement the method according to any one of claims 1 to 11.
19. An apparatus comprising: One or more processors; The network device is configured to implement the method as described in any one of claims 12 to 15.
20. A communication system comprising a terminal and network equipment, wherein, The terminal is configured to implement the method as described in any one of claims 1 to 11; The network device is configured to implement the method as described in any one of claims 12 to 15.
21. A storage medium storing instructions, wherein, When the instructions are executed on the communication device, the communication device performs the method as described in any one of claims 1 to 11 or any one of claims 12 to 15.
22. A program product, wherein, When the program product is executed by a communication device, the communication device performs the method as described in any one of claims 1 to 11 or any one of claims 12 to 15.