255results about "Time-division multiplexing usage" patented technology

Systems and methods for carrier configuration and scheduling for Subband Full Duplex (SBFD) operation in cellular communications system are disclosed. In one embodiment, a method performed by a User Equipment (UE) comprises receiving, from a network node, information that configures one or more subbands within a bandwidth of a carrier for subband full duplex operation. The received information comprises first information that configures a cell-specific Time Division Duplexing (TDD) symbol pattern for the carrier, wherein the TDD symbol pattern comprises a set of symbols. The received information further comprises second information that configures, for each symbol from at least a subset of the set of symbols within the TDD symbol pattern, one or more subbands for subband full duplex operation within the symbol. The method further comprises operating in accordance with the received information.

An embodiment of an operating method of a first device may comprise the steps of: receiving, from a second device, a first report setting configured to perform reporting of first channel state information (CSI); receiving, from the second device, a first medium access control (MAC) control element (CE) that configures one or more multiplexing modes for the first device in at least a first time resource; generating the first CSI on the basis of the first report setting and the first MAC CE; and transmitting the first CSI to the second device, wherein the first time resource configures a first CSI reference resource, configured by the first report setting.

Embodiments of the present disclosure relate to methods, devices and computer readable media of communication. A terminal device receives, from a network device, an indication of a set of transmissions to be transmitted or received by the terminal device in a set of time intervals, a transmission in the set of transmissions being indicated to be transmitted or received by the terminal device in a time interval in the set of time intervals. If the time interval comprises a time interval associated with sub-band full duplex mode, the terminal device performs an operation related to transmitting or receiving the transmission. In this way, a sub-band non-overlapping full duplex scheme with respect to resource allocation may be well supported.

Methods, systems, and devices for wireless communication are described. A wireless communication device (e.g., a user equipment (UE)) may receive information indicative of sets of resources for performing a cross link interference (CLI) measurement during one or more subband full-duplex (SBFD) symbols or one or more non-SBFD symbols. Additionally, the information may indicate additional sets of resources for reporting results of the CLI measurement. The wireless communication device may perform the CLI measurement using one of the sets of resources based on whether the CLI measurement is performed in one or more SBFD symbols or one or more non-SBFD symbols. In some examples, the wireless communication device may transmit a report indicating the results of the CLI measurement using a respective additional set of resources.

This application discloses example service processing methods and apparatuses. One example method includes obtaining a quantity of transmission windows corresponding to each of n services within a unit time period or in a unit data frame, wherein the unit time period or the unit data frame comprises m transmission windows, a total quantity of transmission windows corresponding to the n services is not greater than m, and both m and n are integers greater than 1. Corresponding transmission windows from the m transmission windows can then be allocated to each service based on the quantity of transmission windows corresponding to each of the n services. Based on the transmission windows corresponding to each service, service data of then services can then be multiplexed into multiplexed data transmitted in one channel. The multiplexed data can then be sent.

This disclosure provides methods, components, devices and systems for schedule announcement enhancements for coordinated time division multiple access (C-TDMA). Some aspects more specifically relate to a sharing AP indicating a schedule announcement for C-TDMA via a frame, such as a poll frame. The frame may include a query to determine interest of one or more shared APs to use a portion of a transmit opportunity (TXOP) obtained by the sharing AP or an indication allocating the portion of the TXOP to the shared APs. The sharing AP may receive a response to the frame via an associated poll response that may indicate an identifier of a shared AP. Various aspects relate more specifically to reallocating one or more fields in a poll frame to indicate information related to the shared TXOP.

Embodiments herein disclose e.g. a method performed by a wireless device (10) for handling communication for the wireless device in a second wireless communication network. The second wireless communication network coexists with a first wireless communication network on a same bandwidth in frequency, wherein the first wireless communication network applies a first shift in frequency in uplink transmissions. The wireless device receives from a radio network node (12, 13), an indication indicating application of a second shift in frequency to uplink transmissions in case the second wireless communication network uses Frequency Division Duplex (FDD). The wireless device further applies the second shift in frequency to uplink transmissions, wherein the second shift defines a shift in frequency to a subcarrier relative to a subcarrier grid of the second wireless communication network or a shift in frequency to the subcarrier grid of the second wireless communication network.

A spatial adaptive multi-user service modulation and demodulation method suitable for various channel environments is characterized in that an uplink channel is configured with multiple paths of general carriers and multiple paths of helicopter special carriers in a frequency division mode, and the general carriers support uplink adaptive information transmission of terminals of various types and sizes in an MF-TDMA (Multimedia Frequency-Time Division Multiple Access) system; the on-satellite demodulator obtains a modulation coding mode of a burst data segment by identifying mode word information in a physical layer frame header, and demodulates a corresponding mode; the carrier special for the helicopter uses a continuous carrier mode, and multi-rate channel error correction coding and decoding under rotor wing shielding are supported in a channel interleaving mode. Downlink transmission is carried out in a fixed time slot and free time slot time division mode, and downlink information transmission for universal multi-type terminals and helicopter terminals can be supported at the same time. Compared with a common spatial modulation and demodulation method, the modulation and demodulation scheme provided by the invention can support adaptive transmission of general services of multiple types of terminals and helicopter service information on both an uplink and a downlink by using one satellite-borne modem.

This disclosure provides methods, components, devices and systems for schedule announcement enhancements for coordinated time division multiple access (C-TDMA). Some aspects more specifically relate to a sharing AP indicating a schedule announcement for C-TDMA via a frame, such as a poll frame. The frame may include a query to determine interest of one or more shared APs to use a portion of a transmit opportunity (TXOP) obtained by the sharing AP or an indication allocating the portion of the TXOP to the shared APs. The sharing AP may receive a response to the frame via an associated poll response that may indicate an identifier of a shared AP. Various aspects relate more specifically to reallocating one or more fields in a poll frame to indicate information related to the shared TXOP.

Provided are an uplink data transmission method, a first terminal, a network device and an apparatus, the method comprising: receiving indication information sent by the network device, the indication information being used for indicating an orthogonal cover code (OCC) sequence of the first terminal, the first terminal belonging to one of a plurality of terminals, the OCC sequences of every two of the plurality of terminals being in an orthogonal relationship; processing the initial uplink data based on the OCC sequence and the transmission configuration parameter of the first terminal to obtain target uplink data; and sending the target uplink data to the network device. According to the scheme provided by the invention, uplink data transmission of a plurality of terminals on the same time-frequency resource can be realized, so that the uplink capacity of the system is improved.

An apparatus and system of providing a sidelink position reference signal (SL PRS) and Physical Sidelink Control Channel (PSCCH) transmission are described. The PSCCH, which carries sidelink control information (SCI), and SL PRS are time division multiplexed (TDMed) in a particular slot. The PSCCH is transmitted in a dedicated resource pool for SL PRS that includes a dedicated resource region allocated for the PSCCH transmission. The SL PRS is transmitted in a shared resource pool for SL communication and the SL PRS. A SL PRS resource index is indicated in a second stage SCI carried by a Physical Sidelink Shared Channel (PSSCH), which is TDMed with the PSCCH and the SL PRS. A starting symbol and / or length of the SL PRS is predefined in the 3 GPP specification or (pre-)configured by higher layer signaling.

The embodiment of the present application discloses a power line communication time slot allocation method, which comprises the following steps: a first relay node receives a first time slot allocation message sent by a superior node, the first time slot allocation message comprises forwarding information and first time slot information, wherein the forwarding information comprises a forwarding indication that at least one relay node needs to forward the first time slot allocation message; the first relay node updates the first time slot information to obtain second time slot information; wherein the updating comprises deleting expired time slot indications in the first time slot information; and the first relay node sends a second time slot allocation message containing the forwarding information and the second time slot information. According to the embodiment, each relay node can delete the expired time slots before forwarding the time slot indication information, thereby saving transmission resources and improving processing efficiency.

Transvascular diaphragm pacing systems (TDPS) and methods are disclosed for providing respiratory therapy to a patient. The TDPS can provide rapid insertion and deployment of endovascular pacing electrodes in critically ill patients who require intubation and invasive PPMV in order to support the physiological requirements of the human ventilatory system. The systems and methods make best use of the contractile properties of the diaphragm muscle and prevent muscle disuse and muscle atrophy. This can be carried out by engaging the phrenic nerves using patterned functional electrical stimulation applied to endovascular electrodes that are temporarily and reversibly inserted in central veins of the patient, such as the left subclavian vein and the superior vena cava. The TDPS can be designed to seamlessly interface with any commercially available positive-pressure ventilatory assistance / support equipment such as is commonly in use in hospital intensive care units (ICU) for treating critically ill patients with breathing insufficiencies, pain, trauma, sepsis or neurological diseases or deficits.

A method for wireless communication by a user equipment (UE) includes receiving from a base station a signaling indicating that resources in a physical time domain are assigned to a set of continuous symbols in a virtual domain. Each symbol in the set of continuous symbols in the virtual domain can be associated with a respective OFDM symbol in a respective one of a plurality of sets of one or more continuous orthogonal frequency division multiplexing (OFDM) symbols in the physical time domain. Each OFDM symbol set can be associated with a respective time slot in a plurality of time slots in the physical time domain. Multiple OFDM symbol sets can carry a single physical channel payload. The method also includes mapping physical time domain resources to a plurality of OFDM symbol sets based on assigning physical time domain resources to a set of continuous symbols in the virtual domain. The method also includes receiving or sending a plurality of OFDM symbol sets on physical time domain resources based on mapping.

The invention provides a dual-frequency independent full-duplex communication method and device, and relates to the technical field of communication, and the method is applied to wireless communication equipment such as an AP and an STA of a Wi-Fi framework adopting a single-network-interface dual-MAC structure. According to the invention, the two MACs are distributed to the downlink communication and the uplink communication to form an independent channel, so that real duplex communication is realized by the dual-frequency technology, uplink and downlink communication competition is avoided, and the network performance and efficiency are improved; the configuration information of the two MACs is the same, when the channel of one MAC is interfered, the uninterfered MAC can maintain normal communication of the network, the interfered MAC realizes self-recovery of the channel through channel prediction and channel evaluation, and the self-recovery mechanism after channel interference improves the stability and the self-adaptive capability of the Wi-Fi network.

The invention provides a service scheduling method and device, a terminal, a chip and a storage medium, and relates to the field of communication, and the method comprises the steps: responding to a first communication card in the terminal to initiate a signaling service, executing a network selection resident service by a second communication card, and determining a signaling protection time period; within the signaling protection time period, the signaling service of the first communication card is scheduled, and the network selection resident service of the second communication card is suspended; and in response to the situation that the signaling protection time period is exceeded and the scheduling of the signaling service is not completed, recovering the network selection resident service, and scheduling and executing the signaling service and the network selection resident service in a time division multiplexing mode. Therefore, the stability and reliability of the signaling service of the first communication card can be ensured, and the mobility of the second communication card can also be ensured, so that the second communication card can normally carry out network selection residence related operations, and a good connection state with a network is maintained.

The application discloses a channel crosstalk detection method and system based on a time division multiplexing mechanism and a medium, and comprises the following steps: acquiring first data of each channel at different data transmission moments, and traversing each channel to form to-be-transmitted data of the current channel at each data transmission moment according to the first data of the current channel and first channel check data; regarding all to-be-transmitted data at the same data transmission moment as a to-be-transmitted data frame, transmitting each to-be-transmitted data frame to a data receiving end according to the data transmission moment, and acquiring to-be-detected data frames received by the data receiving end; traversing each moment to analyze and obtain a channel crosstalk detection result according to all second channel check data in the to-be-detected data frames received by the data receiving end at the current moment and the previous moment. The application detects the crosstalk condition of the channel by analyzing the change condition of the channel check data of each channel in each data frame before and after data transmission, so that a manager can perform transmission repair.

The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. The method of UE comprises: receiving RRC message comprising cell group configuration information for configuring a first cell group and a second cell group; determining whether a PHR triggering condition is satisfied; determining whether multiple TRPs-based PUSCH repetition related to a serving cell is configured for an arbitrary activated serving cell included in the first cell group and the second cell group, and whether a serving cell group to which the activated serving cell belongs is configured to enable the PHR for the multiple TRPs; obtaining two pieces of power headroom related to the arbitrary activated serving cell; and transmitting a PHR MAC CE comprising the two pieces of power headroom related to the arbitrary activated serving cell to the base station.

Methods, systems, and devices for wireless communications are described for controlling multiplexing of a reference signal on an uplink shared channel (UL-SCH). In an implementation, a user equipment (UE) may time division multiplex (TDM) a demodulation reference signal (DMRS) with other signaling across symbol periods of one or more allocated resource blocks. The UE may map the DMRS to resource elements of one or more symbol periods within the allocated resource blocks. The UE may then map uplink control information (UCI) to one or more symbol periods different than the symbol periods of the DMRS mapping. In some cases, the DMRS, UCI, or both may be frequency interleaved with UL-SCH data for the allocated resource blocks. The UE may generate and transmit an uplink waveform for transmission within the allocated resources of the uplink shared channel.

To suppress interference between communication timings of data frames to be transmitted and received at respective nodes by taking into consideration the time arrangement or the like of the communication timings of the data frames to be transmitted and received.SOLUTION: In a wireless communication system in a network structure in which data frames are transmitted and received between two or more arranged nodes 3, at least some of the nodes 3 are assigned active periods during which they wait for the data frames transmitted and received in successive intermittent standby cycles, and are further assigned frame periods, which are periods during which the data frames are allowed to be transmitted and received, from the start time point of the active periods to after the end time point of the data frames, and the frame periods assigned to the respective nodes 3 are adjusted to shorten the intervals between them without overlapping with each other in time series.SELECTED DRAWING: Figure 5

Various solutions for frequency domain resource allocation (FDRA for short) of discontinuous sub-bands in sub-band full duplex (SBFD for short) are described for a device in mobile communication, and a method and a device for the same are described for a device in the mobile communication, and for a device in the mobile communication, the method and the device are described for a frequency domain resource allocation (FDRA) of discontinuous sub-bands in the SBFD for short for the SBFD for short for the SBFD for the discontinuous sub-bands in the SBFD for the discontinuous sub-bands. The apparatus may receive an SBFD configuration and an FDRA configuration from the network node. The SBFD configuration comprises discontinuous sub-bands in a slot (slot), and the FDRA configuration comprises a plurality of resource blocks (RBs for short). The apparatus may receive information from a network node. This information indicates to the apparatus that a subset of RBs located outside of the discontinuous subband is excluded.

Provided are a method and an apparatus for sharing a TXOP for a C-TDMA operation by switching a TXOP holder in multi-AP communication in a wireless LAN system. Specifically, a first AP receives an MU-RTS trigger frame from a second AP. And the first AP sends the CTS frame to the second AP. The first AP receives or senses a CF-end frame from the second AP. When SIFS or PIFS has elapsed after transmission of the CF-end frame, the first AP exchanges a first frame with the first non-AP.

Systems, methods, apparatuses, and computer program products for time division multiplexing pattern configuration. The method may include detecting (900) a power exposure event at a user equipment. The method may also include reporting (905) the power exposure event to a network element. The method may further include receiving (910) instructions from the network element to activate a duty cycle pattern at the user equipment. In addition, the method may include activating (915) the duty cycle pattern by performing uplink transmission based on a new communication pattern.

Provided is a wireless transmission method. The wireless transmission method includes: transmitting a synchronization signal / physical broadcast channel block (SSB); where signals and a channel included in the SSB are mapped into M consecutive time domain symbols in a time-division multiplexing manner, M being a positive integer; and the SSB includes a physical broadcast channel (PBCH), a primary synchronization signal (PSS), and a secondary synchronization signal (SSS). Further provided are a wireless transmission apparatus, an information determination method and apparatus, an electronic device, and a computer-readable storage medium.

The application discloses a message forwarding method and device, a first device, a second device and a storage medium. The method comprises the following steps: a first device receives a first message, the first message contains a first segment identifier (SID), the first SID is associated with the first device, the first SID contains first information, and the first information contains related information of a time division multiplexing (TDM) cross function; a TDM channel corresponding to the first message is determined by using the first SID and second information, the second information represents an association relationship between a SID and a TDM channel; and the first message is forwarded through the TDM channel corresponding to the first message.

To provide a sounding reference signal (SRS) resource configuration method and apparatus for appropriately configuring SRS resources for multiple purposes.SOLUTION: The SRS resource configuration method, in a communication system, includes a terminal reporting capability information to a base station. The capability information indicates at least one of a quantity of SRS resources that can be mapped to a same orthogonal frequency division multiplexing (OFDM) symbol for positioning, a total quantity of SRS resources that can be mapped to the same OFDM symbol for positioning or a total quantity of SRS resources that can be mapped to the same OFDM symbol. The method also includes the terminal mapping at least one of SRS resources to the OFDM symbol.SELECTED DRAWING: Figure 10

The present disclosure provides a resource determination method and apparatus, and a storage medium. The method comprises: determining a time domain resource range to which a time domain resource occupied by a subband belongs, wherein the subband is located on a first time unit, and the transmission direction of the first time unit is opposite to the transmission direction of the subband or the transmission direction of the first time unit is variable. According to the present disclosure, a time domain resource range to which a time domain resource occupied by a subband belongs can be accurately determined, so that the reliability of full-duplex communication is improved, and the availability is high.