Abstract: Embodiments of this disclosure provide sidelink resource multiplexing and indication methods and apparatuses thereof. The method includes: receiving by a second device length information indicating a length of a first part in a slot transmitted by a terminal equipment or a network device; and performing transmission and/or reception of sidelink information by the second device with a first device according to the length information. Hence, the second device is able to process the first part according to the length information, thereby improving performance of sidelink transmission.

Abstract: An inter-device coordination apparatus includes a receiver configured to receive first sidelink information from a second terminal equipment and second sidelink information from a third terminal equipment; a processor configured to, according to the first sidelink information and the second sidelink information, determine that a conflict occurs in a first resource reserved by the first sidelink information; and a transmitter configured to transmit to the second terminal equipment first coordination information for indicating that a conflict occurs in the first resource, wherein a priority of the first coordination information is equal to the highest priority in a priority of the first sidelink information and a priority of the second sidelink information.

Abstract: An apparatus for reselecting a sidelink resource includes a memory, and a processor coupled to the memory and configured to take one or more candidate slots as a second candidate slot set of a second transmission period, wherein the one or more candidate slots are obtained based on one or more first candidate slots of a first transmission period and N transmission periods, where, N is the number of periods spacing the second transmission period and the first transmission period apart.

Abstract: An apparatus for triggering a scheduling request to which a sidelink discontinuous reception command corresponds, configured in a first terminal equipment, the first terminal equipment performing sidelink transmission to a second terminal equipment, the second terminal equipment using sidelink discontinuous reception (SL DRX), wherein the apparatus includes first triggering processor circuitry configured to trigger a first scheduling request to which a sidelink discontinuous reception command (SL DRX Command) corresponds after the first terminal equipment triggers the sidelink discontinuous reception command.

Abstract: An apparatus for selecting a sidelink resource, configured in a terminal equipment supporting sidelink discontinuous reception and sidelink partial sensing, the apparatus includes a memory, and a processor coupled to the memory and configured to determine one or more monitoring slots for performing the sidelink partial sensing for a candidate slot according to configuration information of sidelink discontinuous reception, perform monitoring on sidelink control information at the one or more monitoring slots; and perform resource selection according to a monitoring result, wherein in a case where the processor is configured to control to perform period-based partial sensing in an inactive time of the sidelink discontinuous reception for a given period, a most recent sensing occasion from slots in the inactive time is taken as a monitoring slot included in the one or more monitoring slots.

Abstract: A data transmission apparatus, configured in a first terminal equipment, the first terminal equipment performing sidelink transmission to a second terminal equipment, the second terminal equipment performing sidelink discontinuous reception (SL DRX), the data transmission apparatus includes a processor configured to determine a sidelink resource, and select a destination associated with the sidelink resources in a logical channel prioritization (LCP) procedure, and a transmitter configured to transmit the sidelink transmission to the second terminal equipment to which the selected destination corresponds, wherein the sidelink resource being located within the SL DRX active time to which the destination corresponds.

Abstract: A resource configuration method, resource determination method, apparatuses thereof and communication system. The resource configuration apparatus comprises: a first configuring unit configured to configure one or more additional resource sets corresponding to each control resource set or each group of control resource sets. Hence, payload of downlink control information may be reduced, and currently existed problems may be solved.

Abstract: A resource selection apparatus, configured in a first terminal equipment, the resource selection apparatus includes a transmitter configured to transmit sidelink data to a second terminal equipment, the second terminal equipment being configured with sidelink discontinuous reception (SL DRX), and processor circuitry configured to generate a first candidate resource set and a second candidate resource set, the first candidate resource set being a set of one or more candidate resources within an overlapped time period of a selection window of the first terminal equipment and at least one continuous SL DRX active time of the second terminal equipment during the selection window, the second candidate resource set being a set of all candidate resources within the selection window of the first terminal equipment, and determine candidate resources in the first candidate resource set available for sidelink data transmission to obtain a first candidate resource subset.

Abstract: A data reception method and apparatus and a system. The apparatus is applicable to a first terminal equipment, a second terminal equipment transmits sidelink data to the first terminal equipment, and the first terminal equipment is configured with sidelink discontinuous reception. The method includes: the first equipment decodes a transmission of received sidelink data transmitted by the second terminal equipment to obtain a decoding result; and in a case where a sidelink feedback channel (PSFCH) used for transmitting the decoding result is unable to be transmitted, if sidelink control information to which the transmission of sidelink data received by the first terminal equipment corresponds reserves a sidelink shared channel (PSSCH) resource for a next transmission of the sidelink data, for a corresponding sidelink process, the first terminal equipment is at active time in a time unit where the reserved sidelink shared channel resource is present.

Abstract: An apparatus and method for transmitting data of vehicle communication (V2X) services and a communication system. The apparatus includes: a first generating unit configured in a media access control (MAC) layer of the terminal equipment and configured to generate at least one protocol data unit (PDU) in a mode identical to a transmission mode to which a service data unit (SDU) contained in a PDU corresponds; and a first transmitting unit configured in the MAC layer and configured to transmit the PDU to a physical layer of the terminal equipment, and notify the transmission mode to which the PDU corresponds to the physical layer. This disclosure facilitates the physical layer to transmit data in a corresponding transmission mode. The terminal equipment may determine the transmission mode or set the transmission mode according to the indication information, and layers of the terminal equipment perform corresponding processing.

Abstract: An apparatus for selecting sidelink resources includes determining processer circuitry configured to determine a first monitoring time period at least according to a service periodicity, a last time unit of a sensing time period and a selection time period, a monitor configured to monitor sidelink control information in the first monitoring time period, and excluding processor circuitry configured to exclude one or more candidate resources in the selection time period according to the received sidelink control information.

Abstract: Methods and apparatuses for allocating and receiving frequency-domain resources and a communication system. The method includes: determining a coefficient used for obtaining the continuous frequency-domain resources based on a size of a currently activated bandwidth part, and obtaining a starting position of the continuous frequency-domain resources and the number of continuous resource blocks according to the resource indication value and the coefficient; or determining a size of a resource block group used for obtaining the noncontinuous frequency-domain resources based on a size of a currently activated bandwidth part and a format of downlink control information, and obtaining one or more resource block groups of the noncontinuous frequency-domain resources according to the bitmap information and the size of a resource block group.

Abstract: An apparatus, applicable to a terminal equipment, includes a receiver configured to receive first indication information, the first indication information being used for indicating first configuration information of a first control resource set, a processor configured to determine second configuration information of a second control resource set of the terminal equipment according to the first indication information or a synchronization signal block (SSB) to which the first control resource set corresponds, and monitor, on resources of the second control resource set, monitor a physical downlink control channel used for receiving a physical downlink shared channel where system information is located.

Abstract: A sidelink discontinuous reception (DRX) apparatus, configured in a first terminal equipment, includes a receiver configured to receive first sidelink control information transmitted by a second terminal equipment, the first sidelink control information indicating a reserved resource used for retransmission after a slot where the first sidelink control information is located, and a processor configured to, at a slot where the reserved resource is located, enable the first terminal equipment to be in an active state or an on state in a sidelink.

Abstract: An apparatus and method for transmitting data of vehicle communication (V2X) services and a communication system. The apparatus includes: a first generating unit configured in a media access control (MAC) layer of the terminal equipment and configured to generate at least one protocol data unit (PDU) in a mode identical to a transmission mode to which a service data unit (SDU) contained in a PDU corresponds; and a first transmitting unit configured in the MAC layer and configured to transmit the PDU to a physical layer of the terminal equipment, and notify the transmission mode to which the PDU corresponds to the physical layer. This disclosure facilitates the physical layer to transmit data in a corresponding transmission mode. The terminal equipment may determine the transmission mode or set the transmission mode according to the indication information, and layers of the terminal equipment perform corresponding processing.

Abstract: An information transmission method, a resource determination method and apparatuses thereof. The information transmission method includes: determining a second resource set by a second UE according to a first transmission priority; and transmitting assistance information by the second UE to a first UE, the assistance information including time frequency domain information of resources in the second resource set, and the second resource set being used by the first UE for determining a first candidate resource set for transmitting first sidelink data, wherein the first transmission priority is determined according to a priority of the first sidelink data transmitted by the first UE.

Abstract: A method and apparatus for transmitting and receiving sidelink feedback information. The method includes: receiving, by a terminal equipment, DCI with CRC being scrambled by a SL-RNTI or a SL-CS-RNTI; generating first indication information used for indicating that the first sidelink transmission is successful or that a network device is not needed to schedule retransmission, wherein the first sidelink transmission is not performed on the dynamic grant resource scheduled by the DCI, and a priority of the first indication information is preconfigured; and transmitting the first indication information via a first PUCCH indicated by the DCI.

Abstract: A resource scheduling method and apparatus, data transmission method and apparatus and communication system. The resource scheduling apparatus includes: a first receiving unit configured to, on a first BWP, receive downlink control information carried by a first control resource set; and a determining unit configured to, when a size of the downlink control information is determined by a second BWP, determine that a first starting position that is frequency domain scheduled on the first BWP is a second starting position of a frequency domain range of the first control resource set. Hence, more terminal equipments may be made to receive and share common messages and system resource overhead may be saved. And furthermore, it may be used to receive the dedicated message from the terminal equipment, so as to ensure robustness when the BWP is switched, thereby solving an existing problem.

Abstract: A communication method and apparatus and a communication system, the communication apparatus being provided in a terminal equipment, and the communication apparatus comprising: processing circuitry configured to acquire or select communication resources determined based on a mapping between vehicle-to-everything (V2X) services and communication resource parameters; and communication circuitry configured to transmit target V2X services by using the communication resources. The communication resources may be determined according to the mapping between vehicle-to-everything (V2X) services and communication resource parameters. Certain embodiments making the communication resources meet requirements of the V2X services.

Abstract: A sidelink transmission method and apparatus. The method includes: receiving sidelink control information by a terminal equipment at a physical layer (PHY), the sidelink control information being used to trigger report of sidelink channel state information; generating sidelink channel state information by the terminal equipment at the physical layer; and transmitting the sidelink control information and the sidelink channel state information by the terminal equipment from the physical layer to a media access control (MAC) layer. Hence, a valid CSI measurement result may be transmitted, and waste of sidelink resources may be avoided at the same time.