75 results about "Uplink scheduling" patented technology

Apparatuses and methods are disclosed for joint downlink / uplink (DL / UL) scheduling and parameter selection for constrained simultaneous transmit and receive (STR) access point (AP) multi-link devices (MLDs). In one embodiment, a STR capable MLD includes an AP STA. The MLD is configured to jointly schedule an uplink communication on a first link and a simultaneous downlink communication on a second link by selecting a first non-access point (non-AP) station (STA) for the uplink communication and a second non-AP STA for the simultaneous downlink communication out of a plurality of non-AP STAs, the first and second links being a STR constrained pair of links, the first link being associated with the first non-AP STA, the second link being associated with the second non-AP STA, and the first and second non-AP STAs not being affiliated with a same MLD.

A method for a terminal to transmit signals in a wireless communication system according to at least one of the embodiments disclosed herein comprises: transmitting terminal capability information related to 8 transmission antenna ports of the terminal; receiving downlink control information (DCI) for uplink scheduling including information about a transmission precoding index (TPMI); and transmitting an uplink signal on the basis of the DCI. The terminal capability information may include information for reporting an antenna port group supporting full power transmission among a plurality of antenna port groups composed on the basis of the 8 transmission antenna ports, and the transmission power of the uplink signal may be determined on the basis of whether the TPMI acquired through the DCI is related to the reported antenna port group.

A terminal includes: a transmission unit configured to transmit information indicating a terminal capability related to uplink transmission switching to a base station; a reception unit configured to receive a configuration related to uplink transmission switching and uplink scheduling information from the base station; and a control unit configured to perform switching of a band for transmission, based on the configuration related to uplink transmission switching and the uplink scheduling information. The transmission unit includes, in the information indicating the terminal capability, information indicating a combination of three or more bands that support uplink transmission switching.

A communication apparatus includes a reception unit configured to receive uplink scheduling information notifying an uplink scheduling method from a base station, a setting unit configured to set a bit rate of a plurality of video frames using information that is different depending on the uplink scheduling method, an encoding unit configured to encode the plurality of video frames at the set bit rate, and a transmission unit configured to transmit at least one video frame in the plurality of encoded video frames to the base station.

According to the information transmission method and the communication device, a terminal can send information related to a computing task of the terminal to a network side device (such as network equipment), and the network equipment guides sending of a computing data packet according to the information of the computing task in combination with the computing power condition of a computing unit in a communication network and indicates a result to the terminal. For example, it is possible to indicate to a terminal whether or not transmission of a computing packet or a transmission resource of the computing packet is permitted. The network equipment can identify the computing data packet in the uplink scheduling process, the scheduling terminal can be prevented from uploading (sending) the computing data packet under the condition that computing power resources in a communication network are occupied, and the computing efficiency of the computing data packet and the computing power resource utilization rate are improved.

User equipment and base stations are disclosed. The user equipment comprises a transceiver, at least one processor, and a memory storing instructions that cause the at least one processor to perform operations including receiving uplink scheduling information of a plurality of sub-bands, performing carrier sensing on each of the plurality of sub-bands, determining a transmission frequency band for the uplink transmission based on the carrier sensing, the transmission frequency band including at least one idle sub-band among the plurality of sub-bands that is free for transmission, processing a baseband signal according to a number of sub-bands included in the determined transmission frequency band, shifting a frequency of the processed baseband signal based on a center frequency of the transmission frequency band, generating an RF signal of the adjusted baseband signal, and performing the uplink transmission for the generated RF signal to the base station.

Methods, systems, and devices for wireless communications are described. A user equipment (UE) may generate and transmit at least one TCP ACK message according to a delay timer. A duration for the delay timer may be based on a downlink data pattern associated with downlink data packets for the UE and an uplink scheduling pattern associated with uplink data packets for the UE. The UE may generate and transmit multiple TCP ACK message segments corresponding to the TCP ACK message based on the downlink data pattern and the uplink scheduling pattern. A TCP ACK message segment may correspond to feedback for a respective portion of the quantity of data. The UE may generate and transmit a TCP ACK message associated with the quantity of data based on a transmission blanking pattern.

Described herein is a User Equipment, UE, comprising: at least one processor, and at least one memory storing instructions that, when executed by the at least one processor, cause the UE at least to: determine a start time and an end time of a first time window comprising at least a second time window with uplink scheduling restrictions; and if, based on the determining, a time that remains before the start time of the first time window is equal to or smaller than a pre-configured time margin, perform triggering of a Delay Status Report, DSR.

The present application provides a communication method and a related device. In the method, a second device receives, from a first device, downlink control information (DCI) used to indicate whether the second device sends a first signal to a third device, wherein the first signal is a carrier signal or a data signal, and is used by the third device to report data. Alternatively, it is understood that the DCI is used to trigger whether the second device sends the first signal to the third device. On the basis of the solution, the second device may determine, by means of the DCI sent by the first device, whether to send the first signal to the third device, wherein the first signal is used by the third device to report data to the first device, so that uplink scheduling of the third device is implemented by means of the DCI and the first signal.

The embodiments of the present application relate to the technical field of communications. Provided are an NTN-based cell handover method, and a device. The method comprises: when a terminal device is handed over from a source NTN access network device to a target NTN access network device, the target NTN access network device reserving uplink resources for the terminal device at a specified location, and indicating the reserved uplink resources by means of a conditional handover start time, a first time domain length, and resource indication information. The terminal device finds uplink resources at a specified location by means of the conditional handover start time, the first time domain length, and the resource indication information, and uses the uplink resources at the specified location to send a message indicating completion of a cell handover, thereby significantly reducing resource waste caused by uplink resource reservation, and also avoiding a handover failure caused by the absence of uplink scheduling for the terminal device.

Devices, methods and computer programs for optimizing small data transmission for a client device are disclosed. Configuration information for a small data transmission procedure is received at the client device from a network node device. The configuration information comprises set(s) of resources for a configured uplink scheduling grant for small data transmissions. The client device carries out one or more small data transmissions based on the received configuration information for the small data transmission procedure and / or subsequently received updated configuration information for the small data transmission procedure.

The present application pertains to the technical field of wireless communications, and discloses an uplink data transmission method and apparatus, a terminal, a network side device, and a medium. According to an embodiment of the present application, the uplink data transmission method comprises: a terminal sending first information to a network side device on a first transmission occasion in a first mode, the first mode being a mode for terminal-triggered uplink scheduling, and the first information being used to indicate transmission information for the terminal on a second transmission occasion; and sending uplink data on the basis of the transmission information.

The invention provides a video stream uplink scheduling optimization method, device and system, electronic equipment, a computer readable medium and a program product. A specific embodiment of the invention comprises the following steps: acquiring quality data of an uplink from a stream pushing end to an edge node in a video stream system in a stream pushing process; performing aggregation statistics on the quality data according to a plurality of preset analysis dimensions to obtain a quality statistics result under each dimension value combination; and adjusting the corresponding relation between the stream pushing end and the edge node in the video stream system according to the quality statistical result. According to the quality data of the current stream pushing process of the video stream system, the corresponding relation between the stream pushing end and the edge node is accurately determined, and the method can adapt to complex and changeable video stream service scenes.

Systems and techniques are described for wireless communications. For example, a first device can receive one or more energizing signals from a second device. The first device can store energy from power from the one or more energizing signals. The first device can compare an amount of the energy being harvested to an energy threshold value. The first device can search for a wakeup signal within the one or more energizing signals based on determining the amount of the energy harvested is greater than the energy threshold value. The first device can compare an amount of power of the wakeup signal to a power threshold value based on detection of the wakeup signal. The first device can transmit, to the second device, a response signal based on determining the amount of power of the wakeup signal is less than the power threshold value.

The application provides a communication method and a base station, and belongs to the technical field of wireless communication, and the method comprises the following steps: performing at least one of the following according to resources and / or parameters associated with downlink scheduling of a second base station in a cross-interference time slot: uplink scheduling in the cross-interference time slot; uplink demodulation in the cross-interference time slot; and configuring an uplink demodulation reference signal. The application provides an interference cancellation method without a channel calibration process between a disturbing base station and a disturbed base station in a full-duplex system or other systems with cross-interference time slots, and the interference cancellation method also does not require the disturbing base station to exchange downlink data of the disturbing base station in the cross-interference time slot with the disturbed base station.

Technologies for resource coordination in a cellular network are described. One method includes: monitoring, by a first base station, a plurality of interference parameters associated with the first base station in the cellular network; determining that a first interference parameter of the plurality of interference parameters satisfies a threshold criterion, wherein the first interference parameter is specific to a first signal; sending, to a plurality of base stations in a group comprising the first base station, a request for information regarding the first signal; receiving, from one or more base stations of the plurality of base stations, the information regarding the first signal; based on the received information, coordinating with the one or more base stations by allocating at least part of a resource block with a schedule for transmitting the first signal; and send the first signal according to the allocation and the schedule.

Embodiments of the present disclosure provide devices, methods, apparatus, and computer-readable media for communication. In the method, a network device monitors a change in a rank for a terminal device in a first carrier of the network device. Based on detecting a decrease in the rank, the network device transmits, to the terminal device, scheduling information for scheduling transmission of an aperiodic sounding reference signal (SRS) in the first carrier. The network device transmits, to the terminal device, first information for muting at least one predetermined symbol in an uplink slot in uplink scheduling of a second carrier of the network device, wherein the first carrier and the second carrier are used for uplink carrier aggregation for the terminal device.

The present invention provides a method, device, and system for adjusting a contention window size for performing channel access. The method includes: receiving uplink scheduling information on the uplink transmission including a new data indicator (NDI) associated with a specific subframe in a first uplink transmission burst; determining a contention window size based on the NDI; generating a random number N (N≥0) in the determined contention window size based on the NDI associated with the specific subframe; and performing the uplink transmission on the specific cell after sensing a channel on the specific cell at least for N slots while the channel on the specific cell is idle. If the NDI is toggled, the contention window size is reset to a minimum value, and if the NDI is not toggled, the contention window size is increased to a next higher allowed value.

The application discloses an uplink scheduling resource acquisition method, device, equipment and storage medium. The method comprises the following steps: determining a terminal information table of a current cell; acquiring first reserved resources transmitted by adjacent base stations of each adjacent cell in a current period; and allocating the first reserved resources to specified terminals according to the terminal information table, so that the specified terminals transmit uplink scheduling requests (SR) according to the allocated resources. The terminal information table of the current cell is determined according to uplink information transmitted by the specified terminals in adjacent historical periods, and the first reserved resources transmitted by the adjacent base stations of the adjacent cells are allocated to the specified terminals according to the terminal information table, so that the specified terminals always have resources for transmitting SR in the current period, and the base station of the current cell does not need to transmit scheduling resources according to a specified period, thereby saving resources of the current cell and reducing transmission delay.

The present disclosure relates to a 5G or 6G communication system for supporting higher data transmission rates. Disclosed are a method by which a user equipment (UE) performs uplink transmission in a satellite communication system, and an apparatus. The method comprises the operations of: performing initial access on the basis of a first timing advance (TA) value; after the initial access, receiving, from a satellite or a base station, uplink scheduling information and TA adjustment information related to an update of the first TA value; determining a second TA value on the basis of the TA adjustment information; and performing uplink transmission on the basis of the second TA value and the uplink scheduling information.

Uplink control channel group and cross-carrier scheduling is disclosed for cooperative communications of a virtual UE. In an aspect, a UE reports a cooperative configuration with member UEs of a virtual UE and reports associations between a plurality of component carriers (CCs) allocated to a cell group and each member UE of the virtual UE. The UE may then receive an uplink control transmission configuration message dividing each member UE into an assigned uplink control transmission group and assign one or more component CCs into one or more CC sets, wherein each CC set is assigned to each uplink control transmission group. The UE may receive an uplink scheduling message from a serving base station, wherein the uplink scheduling message includes an uplink schedule for CCs within the CC set assigned to an uplink control transmission group associated with the UE. Other aspects and features are also claimed and described.

Described herein is a User Equipment, UE, comprising: at least one processor, and at least one memory storing instructions that, when executed by the at least one processor, cause the UE at least to: perform a first determining of a start time and an end time of a first time window comprising at least a second time window with uplink scheduling restrictions; perform a second determining of an estimated time for triggering a Delay Status Report, DSR based on a minimum remaining time for a Logical Channel, LCH, or a Logical Channel Group, LCG, and a remaining time threshold configured for triggering the DSR; if, based on the first determining and the second determining, the estimated time is within the first time window, adjust at least one of the minimum remaining time for the LCH or LCG and the remaining time threshold configured for triggering the DSR based on an amount corresponding to a difference between the estimated time for the triggering of the DSR and the start time of the first time window; and based on a comparison between adjusted values of the minimum remaining time for the LCH or LCG and the remaining time threshold, perform triggering of the DSR, so that the DSR is triggered earlier than or at the start of the first time window.

A User Equipment, UE, configured to: perform a first determining of a start time and an end time of a first time window comprising at least a second time window with uplink scheduling restrictions; pe

This invention belongs to the field of satellite communication technology, and particularly relates to a method for enhancing satellite antenna control channel coverage based on dynamic beamspan. The method includes: determining the number of symbols and symbol positions of the uplink and downlink control channels to initialize the satellite antenna control channels; wherein the number of symbols and symbol positions of the uplink and downlink control channels correspond to the symbol time slots of the initialized satellite antenna control channels; judging scheduling events based on the initialized satellite antenna control channels to determine the beamspanning mode of the uplink and downlink control channels; and transmitting and / or receiving the uplink control channels after beamspanning in the symbol time slots of the initialized satellite antenna control channels, thereby completing the satellite antenna control channel coverage enhancement. This invention achieves effective coverage of the access beam area by the uplink and downlink control channels of the data beam, thereby eliminating uplink scheduling and uplink periodic signal blind spots.

Embodiments of the present application provide a SRS transmission power determination method, device and storage medium, the method comprising: determining transmission capability associated with one or more SRSs and / or configuration information associated with one or more SRSs; determining transmission power of a target SRS according to the transmission capability associated with one or more SRSs and / or the configuration information associated with one or more SRSs; the target SRS is an SRS in the one or more SRSs. Embodiments of the present application determine the transmission power of the target SRS by using the transmission capability and / or the configuration information, increase the flexibility of system scheduling, so that the network device can correctly judge the DL CSI or UL CSL quality, thereby realizing the optimal downlink scheduling or uplink scheduling.

The application discloses a base station uplink scheduling method and related device, which can be used in the field of communication. In the method, a background asynchronous thread is used to listen to protocol data units sent by each terminal, a service rule model corresponding to each terminal is established, and a model database is obtained; a scheduling request sent by a target terminal is received; an effective model is queried from the model database based on a terminal identifier carried by the scheduling request; if the effective model exists, an uplink grant is issued to the target terminal based on parameters of the effective model; and if the effective model does not exist, an uplink grant is issued to the target terminal based on a default grant mode. Thus, the process of rule recognition and scheduling request processing is decoupled, resource decision can be quickly completed after receiving the scheduling request, packet transmission, buffer status report and multiple rounds of scheduling caused by insufficient initial grant are reduced, and the uplink resource utilization rate is improved.

Example embodiments of the present disclosure relate to delay status report and feedback for uplink scheduling. According to example embodiments, a method may include receiving, by a gNodeB (gNB), a delay status report (DSR) message including the status of one or more data unit (DU) sets from a user equipment (UE); scheduling, by the gNB, the one or more DU sets based on the DSR message; and generating, by the gNB, a first DSR feedback report comprising scheduled DU sets and DU sets that are at risk of expiration.

The application provides an uplink HARQ transmission method and device, electronic equipment and a storage medium, wherein the method comprises: a base station sends uplink scheduling signaling to a user equipment by using a target uplink (UL) HARQ process, so that the user equipment transmits uplink data in a specified time slot number; when it is determined that the uplink data is not received in the specified time slot number, it is judged whether the target UL HARQ process is configured with feedback enabling; if yes, the target UL HARQ process is prohibited to be released until the uplink data transmitted by the user equipment for the uplink scheduling signaling is received, and then the target UL HARQ process is released. According to the scheme, the algorithm depending on HARQ feedback can be not affected on the premise of meeting the high latency HARQ transmission.

A method according to at least one of the embodiments disclosed in the present specification may comprise the steps of: receiving downlink control information (DCI) for uplink scheduling; and transmitting an uplink signal based on at least one codebook in a frequency band allocated by the DCI, in which a precoding matrix information (PMI) portion included in the at least one codebook is grouped into a plurality of PMI groups, and the DCI includes i) a first field for allocating a specific PMI group among the plurality of PMI groups to the frequency band, and ii) a second field for allocating PMIs within the specific PMI group to each sub-band of the frequency band.

The disclosure relates to a user equipment, a network node device, and respective methods for a user equipment and a network node. More specifically, the user equipment comprises a transceiver and a circuitry. The transceiver, in operation, transmits a transmission request for reporting an UE-initiated channel state information, CSI, report to a network node. The circuitry, in operation, determines, in a first determination, whether the transmission request is successful or not, determines, in a second determination, based on the first determination, whether to retransmit the transmission request.