Abstract: A method and a device in nodes used for wireless communication are disclosed by the present disclosure. The node receives a first signaling and a first signal; and then transmits a first bit block in a first time-frequency resource set; the first signaling is used to determine time-frequency resources occupied by the first signal, the first bit block comprises a first information block, which is used to indicate whether the first signal is correctly received; the first signaling is used to determine the first time-frequency resource set; a target index is equal to one of the K1 candidate indexes, and is used to determine a position of the first information block in the first bit block. The present disclosure optimizes the system performance by improving the method and device for feedback information transmission in multicast/groupcast mode.

Abstract: The present disclosure method and device for wireless communications, comprising: operating a first data block set; and transmitting first charging information; a size of data in the first data block set is used to generate the first charging information, the first charging information comprises a first identity (ID) set, and the first ID set comprises a first ID and a second ID; the first ID is a link layer ID; the operating action is receiving, a destination ID field of a MAC header of a MAC PDU used to carry the first data block set comprises at least partial bits in a first ID, when a destination link layer ID list maintained by a node indicated by the second ID comprises the first ID. The present disclosure determines a receiver or a generator of a first data block set, which improves accuracy of charging and enriches charging types of services.

Abstract: The present disclosure provides a method and a device in a UE and a base station used for wireless communications. The UE receives N groups of first configuration information, Q piece(s) of indication information and first control information. Herein, the first control information is associated with first information, the first information is one of the Q piece(s) of indication information, the first information is used for determining first target configuration information out of the N groups of first configuration information; the first target configuration information is used for determining a first antenna port group set. By using the above method, the effective management of control information transmissions for a plurality of beam-based Unlicensed Spectrum access detections can be realized and a variety of requirements arising therefrom can be met.

Abstract: The present application provides a method and a device in a communication node for wireless communication. A communication node monitors a PDCCH for a first candidate RNTI set within a first time interval, the first candidate RNTI set comprises at least a first RNTI, and the first RNTI is not a P-RNTI; within a second time interval, a PDCCH for the first candidate RNTI set is not monitored; the first time interval belongs to a given time interval, the second time interval belongs to the given time interval; a first parameter set is used to determine a beginning of the given time interval, the first parameter set comprises at least one of a system frame number or a subframe number or a first time length; a length of the given time interval is related to the first time length, and the first time length is configurable.

Abstract: The disclosure provides a method and a device in a User Equipment (UE) and a base station for wireless communication. The UE receives a first signaling, receives a first radio signal in a first time window, and then transmits a feedback on the first radio signal in a second time window. The first signaling is used for determining time-domain resources occupied by the first radio signal; a first time-domain deviation is a deviation in time domain between the second time window and the first time window; when the first signaling carries a first identifier, the first time-domain deviation is one of K1 first-type candidate deviation(s), and K1 is a positive integer; when the first signaling carries a second identifier, the first time-domain deviation is one of K2 second-type candidate deviation(s), and K2 is a positive integer.

Abstract: A method and a device in a User Equipment (UE) and a base station are provided for wireless communication. The UE receives a target radio signal in a first frequency-domain resource, transmits a first radio signal, monitors a second radio signal in a first time window, and monitors a third radio signal in a first time-domain resource in the first frequency-domain resource. A channel measurement for the target radio signal is used for triggering a transmission of the first radio signal; the first radio signal is used for determining a multiantenna related transmission of the third radio signal; the first radio signal is related to a multiantenna related reception of the third radio signal; the second radio signal is used for determining the first time-domain resource, or, the second radio signal is used for determining that the first radio signal is correctly received.

Abstract: The present disclosure provides a method and a device in a User Equipment (UE) and a base station for wireless communication. A UE first receives a first signaling and a first downlink signaling, and transmits a first radio signal. Herein, the first signaling comprises scheduling information of the first radio signal, the scheduling information includes at least one of a time domain resource occupied, a frequency domain resource occupied, a MCS, a HARQ process number, a RV or a NDI; the first radio signal comprises M first type sub-signal(s) and a second type sub-signal, the M first type sub-signal(s) carries(carry) M first type bit block(s) respectively. The above method can dynamically adjust the number of REs occupied by uplink control information on an uplink physical layer data channel so as to control the transmission reliability of the uplink control information in a flexible manner.

Abstract: Discloses present a method and a device in a node for wireless communications. A node maintains a first timer; and as a response to any condition in a first condition set being satisfied, transmits a first message; a condition in the first condition set is that the first timer is expired; the first message is used for indicating at least one non-unicast identifier; the node is in a first RRC state when transmitting the first message. The present application proposes the conditions of triggering a first message in multicast groupcast cases as well as corresponding transmission method and device, making it possible to transmit the current state of the node to the network side to ensure that when using a HARQ for multicast groupcast services, the terminal is able to enter into or stay in the RRC connected state, thus enhancing the transmission reliability and optimizing the system performance.

Abstract: Present application discloses a method and a device in a node for wireless communications. A first node receives a first signaling, the first signaling triggering a first channel sensing; and performs the first channel sensing, the first channel sensing used for determining a first time-frequency resource block; and transmits a second signaling, the second signaling indicating a target identifier and the first time-frequency resource block; the first signaling indicates a first identifier and a first parameter; the first identifier indicates a second node; the first parameter comprises at least one of a first resource pool, a first priority, a first time length or a first frequency-domain resource size; the first parameter is used for performing the first channel sensing; the first identifier is used for determining the target identifier. The present application can reduce the scheduling delay and signaling interaction overhead caused by inter-user coordination.

Abstract: Discloses a method and a device for wireless communications. A first node maintains a first timer, and maintains a second timer; transmits a first message, the first message comprising an RRC signaling; and determines whether to switch an RRC state according to both a state of the first timer and a state of the second timer; herein, the action of maintaining a first timer comprises: along with the first message, starting the first timer; the action of determining whether to switch an RRC state according to both a state of the first timer and a state of the second timer comprises: when the second timer is not in a running state, as a response to that the first timer is expired, switching from an RRC inactive state to a first RRC state. The present application implements the failure detection of small data transmission.

Abstract: The present disclosure discloses a method and device used in wireless communication node. A first node receives first information and second information via an air interface, the first information indicating a first time offset value, and the second information indicating a first time-domain resource relative to a first instant of time; the first instant of time is associated with a first time unit. By designing the first time offset value in the present disclosure, whenever a terminal A expects a terminal B to transmit, the terminal B is able to transmit according to a timing obtained by itself and there is no need for multiple interactions between these terminals to acquire a timing advance (TA), thus improving radio signal transmission efficiency on sidelink in IOT and V2X systems and the system's overall performance.

Abstract: The present application provides a method and device for relay wireless communications. A node receives a first message through sidelink; determines a first transmission mode based on at least the first message; transmits a first bit group by adopting the first transmission mode, the first bit group comprises at least one bit; wherein the first transmission mode is one transmission mode in a candidate transmission mode set, the candidate transmission mode set comprises a transmission through cellular link and a transmission through sidelink; the first message indicates a first condition set, and the first condition set comprises at least one condition; when condition(s) in the first condition set is(are) satisfied. The reasonable selection of small data transmission mode in the relay transmission network architecture of the present application can effectively reduce the signaling overhead of the relay node and reduce the power consumption of the relay node.

Abstract: The present application discloses a method and device for wireless communications, comprising receiving first Sidelink Control Information (SCI), a second SCI and a first Transport Block (TB) on sidelink; herein, the first SCI schedules a first Physical Sidelink Shared Channel (PSSCH), and both the second SCI and the first TB are transmitted in the first PSSCH; candidates of a format of the second SCI comprise SCI format 2-A, SCI format 2-B, SCI format 2-C and a first format subset; the first format subset comprises at least a first SCI format; the present application determines a format of a second SCI by transmitting the first bit group, which can better support new functions and technologies on sidelink.

Abstract: The present disclosure provides a method and device in a communication node used for wireless communication. A communication node performs signaling monitoring in a first time window, and X1 signaling(s) is(are) detected in the signaling monitoring process; determines a first resource set from a first candidate resource pool; transmits a first signaling; and transmits a first radio signal in the first resource set. The X1 signaling(s) and X1 target parameter(s) are used to determine Y1 candidate resource set(s) from the first candidate resource pool; the first resource set is a candidate resource set in the first candidate resource pool other than the Y1 candidate resource set(s); the first signaling is used to determine time-frequency resources occupied by the first radio signal; an end time of the first time window is not later than a start time for transmission of the first signaling.

Abstract: The present application provides a method and device for wireless communications. A first node receives a first paging message; as a response to receiving the first paging message, executes a first procedure, and the behavior of executing a first procedure comprises transmitting a first message; wherein the first paging message instructs a first radio bearer executing data transmission in RRC_INACTIVE state; the first message at least comprises a CCCH message; whether a first condition set is met is used to determine whether a first sub-message is comprised in the first message, when all conditions in the first condition set are met, the first message does not comprise the first sub-message; when any condition in the first condition set is not met, the first message comprises the first sub-message. The present application effectively supports downlink-triggered Small Data Transmission (SDT).

Abstract: The disclosure provides a method and device in communication node used for wireless communication. A first node receives a first signaling, the first signaling being used for indicating a first time-frequency resource group and the first time-frequency resource group being reserved for a first bit block, receives a second signaling, the second signaling being used for determining a second time-frequency resource group and the second time-frequency resource group being reserved for a second bit block, transmits the first bit block in time-frequency resources in the first time-frequency resource group other than a first resource subgroup, and transmits the second bit block in the second time-frequency resource group. The first time-frequency resource group and the second time-frequency resource group are partially overlapping; the first signaling is used for determining a first index group, and the second signaling is used for determining a second index group.

Abstract: The present disclosure provides a method and device used in a communication node for wireless communications. A communication node determines that an RLF occurs in a first cell; when a second cell is in a first state, as a response to determining that the RLF occurs in the first cell, determines that the second cell enters into a third state, transmits a first message; when a second cell is in a second state, as a response to determining that the RLF occurs in the first cell, transmits a second message; when the second cell is in a third state, as a response to determining that the RLF occurs in the first cell, transmits the first message; the first message is used for a radio link recovery; the second message is used for a radio connection re-establishment; when the second cell is in the first state.

Abstract: The disclosure discloses a method and device in UE and a base station for channel coding. A first node first determines a first bit block and then transmits a first radio signal, wherein bits of the first bit block are used to generate bits of a second bit block, a third bit block comprises bits of the second bit block and the first bit block, and the third bit block is used to generate the first radio signal. The first bit block, the second bit block and the third bit block comprise P1, P2 and P3 bits, respectively.

Abstract: The present application discloses a method and device for wireless communications, comprising transmitting a first message on sidelink, and the first message is used to trigger a first signal; transmitting a second message, the second message comprises first location information, the first location information is based on a measurement performed on the first signal; monitoring an SCI in an active time of sidelink DRX; receiving the first signal through sidelink; herein, the active time of the sidelink DRX comprises a first time resource, and the first time resource depends on a transmission time of the first message. The present application can better support the positioning function on sidelink by transmitting a first message and receiving a first signal.

Abstract: A method and device in communication node for wireless communications. A communication node receives each reference signal resource set in the first reference signal resource pool, a measurement performed on a first reference signal resource set is used to trigger a first BFR; determines a resource assignment of a first uplink grant according to logical channel prioritization; when the first uplink grant can accommodate a first MAC CE, transmits a first MAC PDU comprising the first MAC CE on resources of the first uplink grant; the first MAC CE is used to indicate the first BFR; a first parameter set is used to determine an order of the first MAC CE in the logical channel prioritization, and the first parameter set comprises a number of the reference signal resource set(s) comprised in the first reference signal resource pool; when the number is 1, the order is a first order.