Carrier switching method and related products

Abstract

An embodiment of the present application discloses a carrier switching method, which includes: a terminal receives control information, where the control information includes channel number information, and the channel number information is used to indicate a target carrier to be switched. Then the terminal determines target carrier information according to the control information, and finally the terminal performs carrier switching based on the target carrier information. It can be seen that determining the carrier information to be switched through the above control information is beneficial to subsequent rapid carrier switching, thereby achieving load balancing of the vehicle-mounted network and being beneficial to improving the efficiency and accuracy of carrier switching.

Description

Technical Field

[0001] This application relates to the field of communication technologies, and in particular, to a carrier switching method and related products. Background Art

[0002] With the development of wireless communication technologies, people's demands for high data transmission rates and user experiences are increasing day by day. At the same time, people's demands for adjacent services to understand and communicate with surrounding people or things are gradually increasing. Usually, the two parties of communication transceiver use radio waves to transmit information underground and can transmit within dozens of meters, which can all be called short-distance wireless communication, or short-distance communication technology for short. Short-distance communication technologies have multiple commonalities, namely peer-to-peer, low cost, low power consumption, etc. Short-distance communication technology essentially refers to wireless personal network technology in general. At the same time, there are various different access technologies for short-distance technologies, such as wireless local area network technology, etc.

[0003] In current vehicle-mounted short-distance wireless communication, carrier switching can be supported to achieve network load balancing, but there is no specific standard solution currently. Summary of the Invention

[0004] Embodiments of this application provide a carrier switching method and related products, aiming to improve the efficiency and accuracy of carrier switching.

[0005] In a first aspect, embodiments of this application provide a carrier switching method, and the method includes:

[0006] A terminal receives control information, where the control information includes channel number information, and the channel number information is used to indicate a target carrier to be switched;

[0007] The terminal determines target carrier information according to the control information;

[0008] The terminal performs carrier switching based on the target carrier information.

[0009] In a possible example, the control information includes a physical layer identifier and / or a communication domain identifier.

[0010] In a possible example, the control information includes first resource information, the first resource information includes random access resource information, and the first resource information is used to indicate relevant information of a first resource.

[0011] In a possible example, the resource information includes: period information of the first resource access resource pool; and / or, resources for sending access information within a superframe; and / or, modulation mode of access information; and / or, number of symbols included in a group of access information resources; and / or, size of a random access waiting time window.

[0012] In a possible example, the control information further includes second resource information, and the second resource information includes broadcast information resource information.

[0013] In a possible example, the broadcast information resource information includes: offset value information of the broadcast information, and the offset value information is used to indicate the starting position of the broadcast information within a superframe.

[0014] In a possible example, the broadcast information resource information further includes period information of a broadcast channel, and the broadcast channel is used to carry the broadcast information.

[0015] In a possible example, the broadcast information resource information further includes superframe number information, and the superframe number information is used to indicate that the broadcast information is transmitted using eight system overhead symbols of four consecutive superframes starting from the superframe indicated by the superframe number information.

[0016] In a possible example, the control information further includes third resource information, and the third resource information includes system overhead resource indication information, and the system overhead resource indication information is used to indicate system overhead resource information of a carrier corresponding to a channel number in the control information.

[0017] In a possible example, the control information further includes fourth resource information, and the fourth resource information includes scheduling resource indication information, and the scheduling resource indication information is used to indicate transmission resource configuration information of a carrier corresponding to a channel number in the control information.

[0018] In a possible example, the control information further includes fifth resource information, and the fifth resource information includes communication domain system information indication information, and the communication domain system information indication information is used to indicate communication domain system information.

[0019] In a possible example, the control information further includes reserved bits, and the reserved bits are used to control a first total number of bits of the control information and a second total number of bits of other control information, so that the first total number of bits is consistent with the second total number of bits.

[0020] In a second aspect, an embodiment of the present application provides a carrier switching device, and the carrier switching device includes a processing unit, a communication unit, and a storage unit, where

[0021] The communication unit is configured to receive control information by a terminal, where the control information includes channel number information, and the channel number information is used to indicate a target carrier to be switched;

[0022] The processing unit is used for the terminal to determine target carrier information according to the control information; and for the terminal to perform carrier switching based on the target carrier information.

[0023] Optionally, the control information includes the physical layer identifier of the target carrier and / or the communication domain identifier.

[0024] Optionally, the control information includes first resource information, where the first resource information includes random access resource information, and the first resource information is used to indicate relevant information of the first resource.

[0025] Optionally, the resource information includes: the period information of the first resource access resource pool; and / or, the resource for sending access information within one superframe; and / or, the modulation mode of the access information; and / or, the number of symbols included in a group of access information resources; and / or, the size of the random access waiting time window.

[0026] Optionally, the control information further includes second resource information, where the second resource information includes broadcast information resource information.

[0027] Optionally, the broadcast information resource information includes: offset value information of the broadcast information, and the offset value information is used to indicate the starting position of the broadcast information within one superframe.

[0028] Optionally, the broadcast information resource information further includes the period information of the broadcast channel, and the broadcast channel is used to carry the broadcast information.

[0029] Optionally, the broadcast information resource information further includes superframe number information, and the superframe number information is used to indicate that the broadcast information is transmitted using eight system overhead symbols in four consecutive superframes starting from the superframe indicated by the superframe number information.

[0030] Optionally, the control information further includes third resource information, where the third resource information includes system overhead resource indication information, and the system overhead resource indication information is used to indicate the system overhead resource information of the carrier corresponding to the channel number in the control information.

[0031] Optionally, the control information further includes fourth resource information, where the fourth resource information includes scheduling resource indication information, and the scheduling resource indication information is used to indicate the transmission resource configuration information of the carrier corresponding to the channel number in the control information.

[0032] Optionally, the control information further includes fifth resource information, where the fifth resource information includes communication domain system information indication information, and the communication domain system information indication information is used to indicate communication domain system information.

[0033] Optionally, the control information further includes a reserved bit, which is used to control the first total number of bits of the control information and the second total number of bits of other control information, so that the first total number of bits is consistent with the second total number of bits.

[0034] In a third aspect, an embodiment of the present application provides a carrier switching device, including: a memory for storing instructions; at least one processor for calling and running the instructions from the memory, so that the carrier switching device implements the steps of any of the above aspects.

[0035] In a fourth aspect, an embodiment of the present application provides a computer-readable storage medium, wherein the computer-readable storage medium stores a computer program for electronic data exchange, and the computer program enables a computer to execute some or all of the steps described in any of the methods of the second aspect of the present application embodiment.

[0036] In a fifth aspect, an embodiment of the present application provides a computer program product, wherein the computer program product includes a non-transitory computer-readable storage medium storing a computer program, and the computer program is operable to enable a computer to execute some or all of the steps described in any of the methods of the second aspect of the present application embodiment. The computer program product can be a software installation package.

[0037] It can be seen that in an embodiment of the present application, a carrier switching method is provided. The method includes: a terminal receives control information, where the control information includes channel number information, and the channel number information is used to indicate a target carrier to be switched. Then the terminal determines target carrier information according to the control information, and finally the terminal performs carrier switching based on the target carrier information. It can be seen that determining the carrier information to be switched through the above control information is beneficial to subsequent rapid carrier switching, thereby achieving load balancing of the vehicle-mounted network and being beneficial to improving the efficiency and accuracy of carrier switching. Description of the Drawings

[0038] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the following drawings are only some embodiments of the present application. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on these drawings.

[0039] Figure 1 is a schematic flowchart of a carrier switching method provided by an embodiment of the present application;

[0040] Figure 2 is a schematic flowchart of another carrier switching method provided by an embodiment of the present application;

[0041] Figure 3 It is a schematic flowchart of another carrier switching method provided by an embodiment of the present application;

[0042] Figure 4 It is a schematic structural diagram of a carrier switching device provided by an embodiment of the present application;

[0043] Figure 5 It is a block diagram of the functional units of a carrier switching device provided by an embodiment of the present application. Detailed implementation manners

[0044] In order to enable those skilled in the art to better understand the solution of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present application.

[0045] The terms "first", "second", etc. in the specification and claims of the present application and the above accompanying drawings are used to distinguish different objects, rather than to describe a specific order. In addition, the terms "comprising" and "having" and any variations thereof are intended to cover non-exclusive inclusion. For example, a process, method, system, product or device that includes a series of steps or units is not limited to the listed steps or units, but optionally further includes steps or units not listed, or optionally further includes other steps or units inherent to these processes, methods, products or devices.

[0046] Referring to "embodiment" herein means that a specific feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the present application. The phrase appears in various places in the specification and does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment mutually exclusive with other embodiments. Those skilled in the art will explicitly and implicitly understand that the embodiments described herein can be combined with other embodiments.

[0047] The terminal devices involved in the embodiments of the present application may include personal computers, server computers, vehicle-mounted devices, multi-processor systems, etc. Of course, it may also be: a base station. The specific implementation manners of the present invention are not limited to the above terminal forms.

[0048] The embodiments of the present application will be introduced in detail below with reference to the accompanying drawings in the embodiments of the present application.

[0049] Please refer to Figure 1 , Figure 1FIG. 0 is a schematic flowchart of a carrier switching method provided by an embodiment of the present application. The method includes:

[0050] S101, the terminal receives control information;

[0051] Wherein, the control information includes channel number information, and the channel number information is used to indicate the target carrier to be switched.

[0052] Wherein, the control information is dedicated control information, and / or common control information, and / or user group control information.

[0053] S102, the terminal determines target carrier information according to the control information;

[0054] Wherein, the target carrier information is used to indicate relevant information of the target carrier to be switched, and the relevant information includes at least one of channel number information, physical layer identifier, communication domain identifier, and resource information.

[0055] S103, the terminal performs carrier switching based on the target carrier information.

[0056] It can be seen that in the embodiment of the present application, a carrier switching method is provided. The method includes: the terminal receives control information, wherein the control information includes channel number information, and the channel number information is used to indicate the target carrier to be switched. Then the terminal determines target carrier information according to the control information, and finally the terminal performs carrier switching based on the target carrier information. It can be seen that determining the carrier information to be switched through the above control information is beneficial to subsequent rapid carrier switching, thereby achieving load balancing of the vehicle-mounted network and being beneficial to improving the efficiency and accuracy of carrier switching.

[0057] In a possible example, the control information includes a physical layer identifier, and / or a communication domain identifier.

[0058] Wherein, the physical layer identifier is used to indicate the physical layer identifier of the terminal on the target carrier.

[0059] In one embodiment, if the control information includes a physical layer identifier, the terminal performs non-competitive access using the physical layer identifier according to the access resource information included in the control information on the target carrier, otherwise performs competitive access.

[0060] In another embodiment, if the control information includes a physical layer identifier, the terminal performs non-competitive access using the physical layer identifier according to the access resource information included in the control information on the target carrier, otherwise the terminal performs non-competitive access using the physical layer identifier of the terminal on the current carrier according to the access resource information included in the control information on the target carrier.

[0061] Among them, the communication domain identifier is used to indicate the communication domain to which the target carrier belongs.

[0062] In a possible example, the control information includes first resource information, the first resource information includes random access resource information, and the first resource information is used to indicate relevant information of a first resource.

[0063] Among them, the relevant information of the first resource includes the number of symbols included in each group of resources that satisfy the first resource.

[0064] It can be seen that in this example, the first resource information is used to indicate relevant information of the first resource. According to the relevant information, the control information matches and determines the target carrier according to the dynamic changes of the service distribution and channel quality within each carrier, which is beneficial to obtaining a better user experience.

[0065] In a possible example, the resource information includes: the period information of the first resource accessing the resource pool; and / or, the resource for sending access information within one superframe; and / or, the modulation mode of the access information; and / or, the number of symbols included in a group of access information resources; and / or, the size of the waiting time window for random access.

[0066] In a possible example, the control information further includes second resource information, and the second resource information includes broadcast information resource information.

[0067] In a possible example, the broadcast information resource information includes: offset value information of the broadcast information, and the offset value information is used to indicate the starting position of the broadcast information within one superframe.

[0068] It can be seen that in this example, the offset value information is used to indicate the starting position of the broadcast information within one superframe, which is beneficial to obtaining comprehensive information of the broadcast information resource information and beneficial to improving the accuracy of carrier switching.

[0069] In a possible example, the broadcast information resource information further includes the period information of the broadcast channel, and the broadcast channel is used to carry the broadcast information.

[0070] In a possible example, the broadcast information resource information further includes superframe number information, and the superframe number information is used to indicate that the broadcast information is transmitted using eight system overhead symbols of four consecutive superframes starting from the superframe indicated by the superframe number information.

[0071] In a possible example, the control information further includes third resource information, and the third resource information includes system overhead resource indication information, and the system overhead resource indication information is used to indicate the system overhead resource information of the carrier corresponding to the channel number in the control information.

[0072] Among them, the system overhead resource information is at least used to indicate resources not used for the second type of data transmission of the terminal.

[0073] In a possible example, the control information further includes fourth resource information, and the fourth resource information includes scheduling resource indication information, and the scheduling resource indication information is used to indicate transmission resource configuration information of a carrier corresponding to a channel number in the control information.

[0074] Among them, the transmission resource configuration information refers to transmission resource configuration information of a carrier corresponding to a channel number in the control information for a terminal scheduled by the control information.

[0075] In a possible example, the control information further includes fifth resource information, and the fifth resource information includes communication domain system information indication information, and the communication domain system information indication information is used to indicate communication domain system information.

[0076] In a possible example, the control information further includes reserved bits, and the reserved bits are used to control a first total bit number of the control information and a second total bit number of other control information, so that the first total bit number is consistent with the second total bit number.

[0077] Consistent with the above Figure 1 shown embodiment, please refer to Figure 2 , Figure 2 is a schematic flowchart of another carrier switching method provided by an embodiment of the present application; as shown in the figure, this carrier switching method includes:

[0078] S201, a terminal receives control information, the control information includes first resource information, the first resource information includes random access resource information, and the first resource information is used to indicate relevant information of a first resource;

[0079] S202, the terminal determines target carrier information according to the control information;

[0080] S203, the terminal performs carrier switching based on the target carrier information.

[0081] It can be seen that in the embodiment of the present application, a terminal receives control information, the control information includes first resource information, the first resource information includes random access resource information, and the first resource information is used to indicate relevant information of a first resource; the terminal determines target carrier information according to the control information; the terminal performs carrier switching based on the target carrier information, which is beneficial to achieving network load balancing and beneficial to improving the efficiency of carrier switching.

[0082] In addition, an embodiment of the present application provides a carrier switching method, and the method includes: a terminal receives control information, where the control information includes channel number information, and the channel number information is used to indicate a target carrier to be switched. Then, the terminal determines target carrier information according to the control information. Finally, the terminal performs carrier switching based on the target carrier information. It can be seen that determining the carrier information to be switched through the above control information is beneficial to subsequent rapid carrier switching, thereby realizing load balancing of the vehicle-mounted network and improving the efficiency and accuracy of carrier switching.

[0083] Consistent with the above Figure 1 shown embodiment, please refer to Figure 3 , Figure 3 which is a schematic flowchart of another carrier switching method provided by an embodiment of the present application. As shown in the figure, this carrier switching method includes:

[0084] S301, the terminal receives control information, and the control information further includes second resource information, and the second resource information includes broadcast information resource information;

[0085] S302, the broadcast information resource information includes: offset value information of the broadcast information, and the offset value information is used to indicate the starting position of the broadcast information within a superframe;

[0086] S303, the terminal determines target carrier information according to the control information;

[0087] S304, the terminal performs carrier switching based on the target carrier information.

[0088] It can be seen that in an embodiment of the present application, the terminal receives control information, and the control information further includes second resource information, and the second resource information includes broadcast information resource information; the broadcast information resource information includes: offset value information of the broadcast information, and the offset value information is used to indicate the starting position of the broadcast information within a superframe; the terminal determines target carrier information according to the control information; the terminal performs carrier switching based on the target carrier information; the offset value information is used to indicate the starting position of the broadcast information within a superframe, which is beneficial to obtaining comprehensive information of the broadcast information resource information and improving the accuracy of carrier switching.

[0089] In addition, an embodiment of the present application provides a carrier switching method, and the method includes: a terminal receives control information, where the control information includes channel number information, and the channel number information is used to indicate a target carrier to be switched. Then, the terminal determines target carrier information according to the control information. Finally, the terminal performs carrier switching based on the target carrier information. It can be seen that determining the carrier information to be switched through the above control information is beneficial to subsequent rapid carrier switching, thereby achieving load balancing of the vehicle-mounted network and being beneficial to improving the efficiency and accuracy of carrier switching.

[0090] Figure 4 FIG. 4 is a schematic structural diagram of a carrier switching device 400 provided by an embodiment of the present application. As shown in the figure, the carrier switching device includes a processing unit 401, a communication unit 402, and a storage unit 403, where:

[0091] The communication unit 402 is configured to receive control information for the terminal, where the control information includes channel number information, and the channel number information is used to indicate a target carrier to be switched;

[0092] The processing unit 401 is configured to determine target carrier information for the terminal according to the control information; and is configured to perform carrier switching for the terminal based on the target carrier information.

[0093] It can be seen that in an embodiment of the present application, a carrier switching method is provided, and the method includes: a terminal receives control information, where the control information includes channel number information, and the channel number information is used to indicate a target carrier to be switched. Then, the terminal determines target carrier information according to the control information. Finally, the terminal performs carrier switching based on the target carrier information. It can be seen that determining the carrier information to be switched through the above control information is beneficial to subsequent rapid carrier switching, thereby achieving load balancing of the vehicle-mounted network and being beneficial to improving the efficiency and accuracy of carrier switching.

[0094] Optionally, the control information includes a physical layer identifier of the target carrier and / or a communication domain identifier.

[0095] Optionally, the control information includes first resource information, and the first resource information includes random access resource information, and the first resource information is used to indicate relevant information of a first resource.

[0096] Optionally, the resource information includes: period information of the first resource access resource pool; and / or, resources for sending access information within one superframe; and / or, a modulation method of the access information; and / or, the number of symbols included in a group of access information resources; and / or, the size of a random access waiting time window.

[0097] Optionally, the control information further includes second resource information, and the second resource information includes broadcast information resource information.

[0098] Optionally, the broadcast information resource information includes: offset value information of the broadcast information, and the offset value information is used to indicate the starting position of the broadcast information within a superframe.

[0099] Optionally, the broadcast information resource information further includes period information of a broadcast channel, and the broadcast channel is used to carry the broadcast information.

[0100] Optionally, the broadcast information resource information further includes superframe number information, and the superframe number information is used to indicate that the broadcast information is transmitted using eight system overhead symbols of four consecutive superframes starting from the superframe indicated by the superframe number information.

[0101] Optionally, the control information further includes third resource information, and the third resource information includes system overhead resource indication information, and the system overhead resource indication information is used to indicate system overhead resource information of a carrier corresponding to a channel number in the control information.

[0102] Optionally, the control information further includes fourth resource information, and the fourth resource information includes scheduling resource indication information, and the scheduling resource indication information is used to indicate transmission resource configuration information of a carrier corresponding to a channel number in the control information.

[0103] Optionally, the control information further includes fifth resource information, and the fifth resource information includes communication domain system information indication information, and the communication domain system information indication information is used to indicate communication domain system information.

[0104] Optionally, the control information further includes reserved bits, and the reserved bits are used to control a first total number of bits of the control information and a second total number of bits of other control information, so that the first total number of bits is consistent with the second total number of bits.

[0105] The above mainly introduces the solution of the embodiment of the present application from the perspective of the execution process on the method side. It can be understood that in order for the terminal device to implement the above functions, it includes corresponding hardware structures and / or software modules for executing each function. Those skilled in the art should easily realize that, combining the units and algorithm steps of each example described in the embodiments provided in this article, the present application can be implemented in the form of hardware or a combination of hardware and computer software. Whether a certain function is executed in the way of hardware or computer software driving hardware depends on the specific application and design constraints of the technical solution. Professional technicians can use different methods to implement the described functions for each specific application, but such implementation should not be considered to exceed the scope of the present application.

[0106] In the embodiments of the present application, the terminal device can be divided into functional units according to the above method examples. For example, each functional unit can be corresponding to each function, or two or more functions can be integrated into one processing unit. The above integrated unit can be implemented in the form of hardware or in the form of a software functional unit. It should be noted that the division of units in the embodiments of the present application is illustrative, and is only a logical function division. There may be other division methods in actual implementation.

[0107] Figure 5 It is a block diagram of the functional units of a carrier switching device 500 provided by an embodiment of the present application. The carrier switching device 500 includes a processor 501, a memory 502 connected to the processor 501, and a communication interface 503. Among them, the memory 502 is used to store one or more programs and is configured to be executed by the processor 501.

[0108] It can be seen that in the embodiments of the present application, a carrier switching method is provided. The method includes: the terminal receives control information, where the control information includes channel number information, and the channel number information is used to indicate the target carrier to be switched. Then the terminal determines the target carrier information according to the control information, and finally the terminal performs carrier switching based on the target carrier information. It can be seen that determining the carrier information to be switched through the above control information is beneficial to subsequent rapid carrier switching, thereby realizing the load balancing of the vehicle-mounted network and being beneficial to improving the efficiency and accuracy of carrier switching.

[0109] It should be noted that the processor 501 here can be a processing element or a collective term for multiple processing elements. For example, the processing element can be a Central Processing Unit (CPU), or an Application Specific Integrated Circuit (ASIC), or one or more integrated circuits configured to implement the embodiments of the present application, such as: one or more digital signal processors (DSPs), or one or more Field Programmable Gate Arrays (FPGAs).

[0110] The memory 502 can be a storage device or a collective term for multiple storage elements, and is used to store executable program code or parameters, data, etc. required for the operation of the application program running device. The memory 502 can include a random access memory (RAM), and can also include a non-volatile memory, such as a disk memory, a flash memory, etc.

[0111] It can be understood that since the method embodiments and the device embodiments are different presentation forms of the same technical concept, therefore, the content of the method embodiment part in this application should be synchronously adapted to the device embodiment part, and will not be elaborated here.

[0112] The embodiments of the present application also provide a computer storage medium, wherein the computer storage medium stores a computer program for electronic data exchange, and the computer program enables a computer to execute some or all of the steps of any method described in the foregoing method embodiments, and the foregoing computer includes an electronic device.

[0113] The embodiments of the present application also provide a computer program product, the foregoing computer program product includes a non-transitory computer-readable storage medium storing a computer program, and the foregoing computer program is operable to enable a computer to execute some or all of the steps of any method described in the foregoing method embodiments. The computer program product can be a software installation package, and the foregoing computer includes an electronic device.

[0114] It should be noted that for the foregoing method embodiments, for the sake of simple description, they are all expressed as a series of action combinations, but those skilled in the art should know that this application is not limited by the described action sequence, because according to this application, certain steps can be performed in other sequences or simultaneously. Secondly, those skilled in the art should also know that the embodiments described in the specification are all preferred embodiments, and the actions and modules involved are not necessarily essential to this application.

[0115] In the above embodiments, the descriptions of the respective embodiments have their own emphases. For the parts not elaborated in a certain embodiment, reference can be made to the relevant descriptions of other embodiments.

[0116] In several embodiments provided in the present application, it should be understood that the disclosed device can be implemented in other ways. For example, the device embodiments described above are merely illustrative. For example, the above division of units is only a logical function division. In actual implementation, there may be other division methods. For example, multiple units or components can be combined or integrated into another system, or some features can be ignored or not executed. Another point is that the displayed or discussed coupling or direct coupling or communication connection between each other can be through some interfaces. The indirect coupling or communication connection of devices or units can be in an electrical or other form.

[0117] The units described above as separate components may or may not be physically separated. The components displayed as units may or may not be physical units, that is, they can be located in one place, or they can be distributed to multiple network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of this embodiment.

[0118] In addition, each functional unit in various embodiments of the present application can be integrated in a processing unit, or each unit can exist physically alone, or two or more units can be integrated in one unit. The above integrated unit can be implemented in the form of hardware or in the form of a software functional unit.

[0119] If the above integrated unit is implemented in the form of a software functional unit and sold or used as an independent product, it can be stored in a computer-readable memory. Based on this understanding, the technical solution of the present application, in essence, or the part that contributes to the prior art, or all or part of this technical solution, can be embodied in the form of a software product. This computer software product is stored in a memory and includes several instructions for causing a computer device (which can be a personal computer, a server, or a network device, etc.) to execute all or part of the steps of the above methods in various embodiments of the present application. And the aforementioned memory includes: USB flash drive, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), mobile hard disk, magnetic disk or optical disc and other various media that can store program codes.

[0120] Those of ordinary skill in the art can understand that all or part of the steps in the various methods of the above embodiments can be completed by instructing relevant hardware through a program. This program can be stored in a computer-readable memory. The memory can include: flash drive, read-only memory (English: Read-Only Memory, abbreviated: ROM), random access memory (English: Random Access Memory, abbreviated: RAM), magnetic disk or optical disc, etc.

[0121] The above has introduced the embodiments of the present application in detail. Specific examples are used in this article to elaborate on the principle and implementation manner of the present application. The description of the above embodiments is only used to help understand the method of the present application and its core idea; at the same time, for those of ordinary skill in the art, according to the idea of the present application, there will be changes in the specific implementation manner and application scope. In summary, the content of this specification should not be construed as a limitation to the present application.

Claims

1. A carrier switching method, characterized in that, the method includes: A terminal receives control information, where the control information includes channel number information, and the channel number information is used to indicate a target carrier to be switched; The terminal determines target carrier information according to the control information; The terminal performs carrier switching based on the target carrier information; wherein the control information includes first resource information, the first resource information includes random access resource information, and the first resource information is used to indicate relevant information of a first resource; The resource information includes: Period information of a first resource access resource pool; and / or, Resources for sending access information within one superframe; and / or, Modulation mode of access information; and / or, Number of symbols included in a group of access information resources; and / or, Size of a random access waiting time window.

2. The method according to claim 1, characterized in that, The control information includes a physical layer identifier, and / or a communication domain identifier.

3. The method according to claim 1, characterized in that, The control information further includes second resource information, and the second resource information includes broadcast information resource information.

4. The method according to claim 3, characterized in that, The broadcast information resource information includes: Offset value information of broadcast information, and the offset value information is used to indicate a starting position of the broadcast information within one superframe.

5. The method according to claim 3, characterized in that, The broadcast information resource information further includes period information of a broadcast channel, and the broadcast channel is used to carry broadcast information.

6. The method according to claim 3, characterized in that, The broadcast information resource information further includes superframe number information, and the superframe number information is used to indicate that the broadcast information is transmitted using eight system overhead symbols of four consecutive superframes starting from the superframe indicated by the superframe number information.

7. The method according to claim 1, characterized in that, The control information further includes third resource information, and the third resource information includes system overhead resource indication information, and the system overhead resource indication information is used to indicate system overhead resource information of a carrier corresponding to a channel number in the control information.

8. The method according to claim 1, characterized in that, The control information further includes fourth resource information, and the fourth resource information includes scheduling resource indication information, and the scheduling resource indication information is used to indicate transmission resource configuration information of a carrier corresponding to a channel number in the control information.

9. The method according to claim 1, characterized in that, The control information further includes fifth resource information, and the fifth resource information includes communication domain system information indication information, and the communication domain system information indication information is used to indicate communication domain system information.

10. The method according to claim 1, characterized in that, The control information further includes reserved bits, and the reserved bits are used to control a first total number of bits of the control information and a second total number of bits of other control information, so that the first total number of bits is consistent with the second total number of bits.

11. A carrier switching device, characterized in that, The carrier switching device includes a processing unit, a communication unit, and a storage unit, where the communication unit is configured to receive control information for the terminal, where the control information includes channel number information for indicating a target carrier to be switched; the processing unit is configured to determine target carrier information for the terminal according to the control information; and to perform carrier switching for the terminal based on the target carrier information; where the control information includes first resource information, and the first resource information includes random access resource information for indicating relevant information of a first resource; the resource information includes: period information of a first resource access resource pool; and / or, resources for transmitting access information within one superframe; and / or, modulation mode of the access information; and / or, number of symbols included in a set of access information resources; and / or, size of a waiting time window for random access.

12. The device according to claim 11, characterized in that the control information includes a physical layer identifier of the target carrier, and / or a communication domain identifier.

13. The device according to claim 11, characterized in that the control information further includes second resource information, and the second resource information includes broadcast information resource information.

14. The device according to claim 13, characterized in that the broadcast information resource information includes: offset value information of the broadcast information for indicating a starting position of the broadcast information within one superframe.

15. The device according to claim 13, characterized in that the broadcast information resource information further includes period information of a broadcast channel for carrying the broadcast information.

16. The device according to claim 13, characterized in that the broadcast information resource information further includes superframe number information for indicating that the broadcast information is transmitted using eight system overhead symbols of four consecutive superframes starting from the superframe indicated by the superframe number information.

17. The device according to claim 11, characterized in that the control information further includes third resource information, and the third resource information includes system overhead resource indication information for indicating system overhead resource information of a carrier corresponding to a channel number in the control information.

18. The device according to claim 11, characterized in that the control information further includes fourth resource information, and the fourth resource information includes scheduling resource indication information for indicating transmission resource configuration information of a carrier corresponding to a channel number in the control information.

19. The device according to claim 11, characterized in that the control information further includes fifth resource information, and the fifth resource information includes communication domain system information indication information for indicating communication domain system information.

20. The device according to claim 11, characterized in that The control information further includes reserved bits, which are used to control a first total number of bits of the control information and a second total number of bits of other control information, so that the first total number of bits is consistent with the second total number of bits.

21. A carrier switching device, characterized in that it includes a processor, a memory and a communication interface connected to the processor, wherein the memory is used to store one or more programs and is configured to be executed by the processor, and the programs include instructions for performing the steps in the method according to any one of claims 1-10.

22. A computer-readable storage medium, characterized in that it is used to store a computer program, wherein the computer program causes a computer to execute the method according to any one of claims 1-10.

23. A computer program product, characterized in that the computer program product is used to store a computer program, and when the computer program runs on a computer, it causes the computer to execute the method according to any one of claims 1 to 10.

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