Abstract: The present application discloses a method and a device in a node for wireless communications. A first receiver, receives a first signaling; respectively receives M bit blocks on the M physical channels, M being a positive integer greater than 1; a first transmitter transmits a first signal in a target time unit, the first signal carries a first HARQ-ACK bit block; herein, the first signaling is used to indicate first-type bit block(s) in the M bit blocks, and a number of the first-type bit block(s) in the M bit blocks is a positive integer less than M; the M physical channels are mapped to transport channel(s) of a same type; the first signaling indicates configuration information of the M physical channels; the first signaling indicates a first time-domain offset.

Abstract: The present application discloses a method and a device for DRX in wireless communications. A first node receives a first signaling and a first bit block, the first signaling being used for scheduling the first bit block; and maintains a first timer; and as a response to receiving the first signaling, starts or restarts a second timer; and when either of the first timer and the second timer is in a running state, monitors a first-type target signaling; herein, the first timer and the second timer are configured for a same DRX group; the action of maintaining a first timer comprises adjusting the time while the first timer is running; when each condition in a first condition set is satisfied, the reception of the first bit block is used for adjusting the time while the first timer is running. The present application supports DRX running in an effective manner.

Abstract: The present application discloses a method and a device for wireless communications. A node firstly receives a first information block, the first information block being used to determine Ml first-type cell sets; and then receives a first signaling, the first signaling being used to determine a first cell set out of the Ml first-type cell sets; the first signaling comprises a first field and a second field, the first field being used to determine a first indication value; the first indication value corresponds to a starting serving cell and a first quantity value, where the starting serving cell and the first quantity value are used to determine a second cell set, any serving cell comprised in the second cell set belonging to the first cell set. The present application improves the way of indication with single DCI scheduling multiple carriers, thus enhancing the overall performance.

Abstract: The present disclosure provides a method and device used in communication node for wireless communication. The communication node first receives first information on a first carrier, the first information being used for determining a first time interval; then receives a first reference signal in a first time window on a second carrier; the first time window is one of X time windows; each of the X time windows belongs to the first time interval, X being a positive integer greater than 1; at least one of a physical-cell identifier to which a transmitter of the first reference signal belongs, a position of frequency-domain resources occupied by the first reference signal in frequency domain or a position of the first time interval in time domain is used for determining the first time window out of the X time windows. The present disclosure reduces interference and overhead.

Abstract: The present disclosure provides method and device in a User Equipment (UE) and a base station used for wireless communication. The UE receives a first signaling and a second signaling; and transmits first reporting information in a target time-frequency resource. The first signaling and the second signaling are respectively used to determine a first antenna port group and a second antenna port group; a first antenna port group and a second antenna port group are respectively applicable to a first time-frequency resource and a second time-frequency resource; at least one of the following is used to determine the target time-frequency resource from the first time-frequency resource and the second time-frequency resource: the first antenna port group, the second antenna port group. When uplink data and control information for different TRPs conflict in time domain, the above method guarantees the reception quality of the two and avoids an extra delay.

Abstract: The present disclosure provides a method and a device in nodes for wireless communication. A first node receives first control information, the first control information being used for indicating a first radio resource group, and the first control information being used for indicating a first priority; chooses a target radio resource from a target resource pool; and transmits a first radio signal in the target radio resource; the first radio signal corresponds to a second priority; if the second priority is lower than the first priority, the target resource pool is orthogonal with the first radio resource group. The method adopted in the present disclosure allows part of reserved resources to be released temporarily to meet abrupt service requirements, so as to achieve timely transmission of aperiodic and emergent service data, and thereby realizing efficient utilization of radio resources.

Abstract: The present disclosure provides a method and device in a node for wireless communication. A first node receives a first signaling; transmits a first signal, a first reference signal and a first demodulation reference signal in the first time-frequency resource block set; and transmits a second signal, a second reference signal and a second demodulation reference signal in the second time-frequency resource block set. A third antenna port is an antenna port transmitting the first reference signal, a fourth antenna port is an antenna port transmitting the second reference signal, and both a port number of the third antenna port and a port number of the fourth antenna port are a target antenna port number; a first antenna port is an antenna port transmitting the first demodulation reference signal, and the third antenna port is associated with the first antenna port.

Abstract: The present disclosure provides a method and a device in a first node for wireless communication. The first node first performs a monitoring on first-type signalings, in which K1 first-type signalings are detected; and then transmits a first radio signal in a first time-frequency resource set; each of the K1 first-type signalings is associated to the first time-frequency resource set; a first signaling is a last first-type signaling of the K1 first-type signaling; the first radio signal is used for determining the receiving of first-type signaling(s) associated to the first time-frequency resource set before the first signaling; or is used for determining the decoding of bit blocks scheduled by the K1 first-type signalings. With the above-mentioned designs, the present disclosure manages to address missed detection of sidelink scheduling signaling caused when a data receiver sends NACK-only feedback in V2X, thereby further improving the entire system performance.

Abstract: A method and a device in a node for wireless communications. A first node monitors or drops monitoring a first signal in a first resource block; and transmits a second signal in a second resource block. The second resource block corresponds to a first index; the first resource block is reserved for a HARQ-ACK for a bit block set transmitted in a third resource block; when a first condition set is fulfilled, a spatial relation of the second signal is unrelated to the first index; when the first condition set is unfulfilled, the first index is used for determining the spatial relation of the second signal; the first condition set relates to whether the first signal is conveyed in the first resource block. The method above provides an easy implementation of beamforming in a V2X system, which optimizes gains of beamforming and also prevents complicated signaling interaction.

Abstract: Disclosure provides a method and device for wireless communications, comprising receiving a first signaling, the first signaling comprising a first parameter set, and the first parameter set being used to configure a DRX of a first cell group; the DRX configured by the first parameter set being for a first MAC entity; and within an active time of the first MAC entity, monitoring a PDCCH; executing a first link quality evaluation, a time of the behavior of executing a first link quality evaluation being a first evaluation period; wherein the first parameter set comprises a first time length set, and the first time length set comprises at least a first time length; any time length in the first time length set is a long DRX cycle. The present application is advantageous in supporting more flexible DRX and ensuring the performance of link monitoring through a first signaling.

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: The disclosure provides a method and a device in a User Equipment (UE) and a base station for wireless communication. The UE receives a target radio signal, transmits a first radio signal in a first time resource pool, and monitors a first signaling in a second time resource pool in a first frequency domain resource; a channel measurement for the target radio signal is used for triggering a transmitting of the first radio signal; the first signaling is transmitted employing a first antenna port group, the first radio signal is used for determining a second antenna port group, and the first antenna port group is different from the second antenna port group; the first signaling is a physical layer signaling. By designing the first signaling, the disclosure achieves a more efficient beam management on unlicensed spectrum, thus improves the overall transmission efficiency and performance of system.

Abstract: The present disclosure provides a method and device in a node used for wireless communications. A first node receives a first signaling; and transmits a first signal; the first signaling is used for determining configuration information of the first signal; the first signaling is used for determining a first information unit, the first information unit comprises a first field, the first field in the first information unit indicates a first reference-signal resource, and the first reference-signal resource is used for determining a spatial-domain filter of the first signal; a first power control parameter group is used for determining transmission power of the first signal. The above method unifies Uplink beam management mechanism and Downlink beam management mechanism, and solves the power control problem of Uplink transmission under a unified beam management mechanism.

Abstract: The present disclosure provides a method and device in a node for wireless communications. A first node receives a first signaling; and operates a first signal group. The first signaling is used for determining a first reference-signal-resource set; a first parameter-group set comprises a positive integer number of parameter group(s), any parameter group in the first parameter-group set is used for the operating action of a signal in the first signal group; any reference signal resource in the first reference-signal-resource set is used for determining a parameter group in the first parameter-group set. The above method unifies beam management mechanisms for both Uplink and Downlink, which improves performance of Uplink transmission and reduces corresponding signaling overhead and delay.

Abstract: A method and a device in a node for wireless communications. A first node monitors or drops monitoring a first signal in a first resource block; and transmits a second signal in a second resource block. The second resource block corresponds to a first index; the first resource block is reserved for a HARQ-ACK for a bit block set transmitted in a third resource block; when a first condition set is fulfilled, a spatial relation of the second signal is unrelated to the first index; when the first condition set is unfulfilled, the first index is used for determining the spatial relation of the second signal; the first condition set relates to whether the first signal is conveyed in the first resource block. The method above provides an easy implementation of beamforming in a V2X system, which optimizes gains of beamforming and also prevents complicated signaling interaction.

Abstract: The present application discloses a method and a device for wireless communications, including: receiving a first signaling and a second signaling; the first signaling configuring at least one RLC entity of a first cell group, while the second signaling configuring at least one RLC entity of a second cell group; and transmitting a first message, the first message requesting a stop of transmission for a target cell group within a first time window set; the first time window set at least comprising one time window; herein, the target cell group is one of the first cell group or the second cell group, where each of the first cell group and the second cell group respectively comprises at least one cell; at least one of the at least one RLC entity of the first cell group. The present application helps reduce conflicts and can avoid uncertainty.

Abstract: The present application discloses a method and a device for wireless communications, comprising: receiving a first signaling, the first signaling being used for configuring the first node to provide overheating assistance information; and upon reception of the first signaling, transmitting first overheating assistance information as a response to any condition in a first condition set being satisfied; herein, the first condition set comprises an overheating condition being satisfied; the first overheating assistance information comprises assistance information used for CSI report configurations. By transmitting a first signaling and receiving first overheating assistance information, the present application prevents the device from getting overheated, thus ensuring the service quality.

Abstract: The present disclosure provides a method and device used in communication node for wireless communication. A communication node receives a first signaling; generates a first data block in a first radio state; when a first condition set is satisfied, transmits a first signal; and when the first condition set is not satisfied, transmits a second signal; the first signaling is used to determine a first threshold, the first threshold being a positive integer; the first condition set comprises a size relation between a first data size and the first threshold; the first data block comprises more than one bit, and the first data size is equal to a number of bits comprised in the first data block; the first signal is used for a first-type Random Access (RA) procedure, and the second signal is used for a second-type RA procedure; the first signal carries a first sequence.

Abstract: The present disclosure provides a method and device for wireless communications, comprising receiving a first signaling and transmitting a first signal; herein, whether the first signaling is used for determining a first time window is used for determining whether the first signal is used for determining a second time window, a start time of the first time window in time domain is a first start time and an end time of the first time window in time domain is a first end time, a start time of a second time window in time domain is a second start time and an end time of the second time window in time domain is a second end time; a first time window and a second time window are reasonably configured in the present disclosure and are associated with a Protocol Data Unit (PDU) session, increasing the flexibility of the system.

Abstract: The present disclosure provides a method and device used in nodes for wireless communications. The node firstly receives K information blocks, K being a positive integer greater than 1, each of the K information blocks comprises a first-type index and at least one second-type index; and then receives a first signaling and a second signaling respectively in a first resource set and a second resource set; and transmits first UCI in a physical layer channel on a first cell, the first cell being capable of bearing a HARQ-ACK associated with the first signaling; the first UCI comprises a HARQ-ACK associated with a second signaling. The present disclosure improves the method and device for design of HARQ-ACK codebook grouping to optimize the system performance.