Abstract: The present application provides a method and a device used for wireless communications. A first node receives a first RS; determines first reference quality, where the first reference quality depends on non-codebook precoding information; receives a second RS, where the second RS is linked with the first RS; transmits a first message, the first message depends on a comparison between received quality of the second RS and the first reference quality; wherein both the first reference quality and the non-codebook precoding information depend on a measurement for the first RS. The present application can ensure the performance monitoring of channel information and avoid consuming excessive radio overhead while providing good compatibility.

Abstract: The disclosure provides a method and a device in a User Equipment (UE) and a base station used for wireless communication. The UE receives first information and second information, and receives a first radio signal in a first time interval. The first information and the second information are used for determining a first parameter and a second parameter respectively, the first parameter and the second parameter are used for multi-antenna related receptions respectively; the second parameter is used for a reception of a second radio signal; if a time-domain resource occupied by the second radio signal comprises the first time interval, the second parameter is used for a reception of the first radio signal, otherwise, the first parameter is used for a reception of the first radio signal. The disclosure can solve the conflict of beam scheduling and increase the flexibility of beam scheduling.

Abstract: The present application provides a method and device in a node for wireless communications. A first transmitter transmits first information on a first radio channel, and the first information indicates a first reference power value; herein, a determination of the first reference power value is based on MPR under a first waveform condition, and the first radio channel adopts a second waveform; the first waveform and the second waveform are two different physical layer waveforms.

Abstract: A node first receives a first information set, the first information set is used to indicate a first parameter set and a second parameter set; and receives a first signaling; then transmits a first signal; transmit power of the first signal is first power value; the first parameter set and the second parameter set are both associated with a first reference signal resource set, and the first signaling indicates a reference signal resource in the first reference signal resource set; a target parameter set is the first parameter set or the second parameter set, and the target parameter set is used to determine the first power value; whether the first signaling is used to indicate one reference signal resource in a second reference signal resource set is used to determine the target parameter set. The present application improves uplink power control under the multi-panel terminal to enhance system flexibility.

Abstract: The present disclosure discloses a method and device for use in wireless communication nodes. A first node firstly receives a first signaling and then transmits a first radio signal and first information in a first time-frequency resource set; the first signaling is used to determine the first time-frequency resource set, and the first signaling comprises a first field, the first field being used to determine a first parameter set out of K1 parameter sets, the first parameter set comprising K2 first-type parameters, at least one of the K2 first-type parameters is used to determine a first integer, and a number of REs occupied by the first information in the first time-frequency resource set is equal to the first integer; the K1 parameter sets are related to a first condition set. The present disclosure helps improve UCI transmission performance, thus avoiding excessive uplink data resources occupied by UCI.

Abstract: The present application provides a method and device for wireless communications. A first node, as a response to any condition in a first condition set being satisfied, transitions from RRC_INACTIVE state to a first RRC state; when the first node receives data from a multicast MRB in the RRC_INACTIVE state, receives at least one first-type signal, and each of the at least one first-type signal comprises the data from the multicast MRB; wherein the first condition set is related to whether the first node receives the data from the multicast MRB in the RRC_INACTIVE state; there exists at least one first-type condition belonging to the first condition set only when the first node receives the data from the multicast MRB in the RRC_INACTIVE state. The present application can significantly reduce packet loss.

Abstract: The present disclosure provides a method and a device in a node for wireless communication. A first node receives first information; receives a first signaling, the first signaling being used for indicating a first symbol set; then operates K radio signals respectively in K symbol groups in the first symbol set. The first symbol set comprises a first symbol subset and a second symbol subset, the first information is used for indicating a type of each multicarrier symbol in the first symbol set, and the first information is used for determining the first symbol subset and the second symbol subset; any of the K symbol groups belongs to one of the first symbol subset and the second symbol subset; each of the K radio signals carries a first bit block, the K radio signals respectively correspond to K first-type parameters.

Abstract: The present disclosure provides a method and device for use in wireless communication nodes. A first node executes a first monitoring and a second monitoring, judges whether a first channel and a second channel are available respectively according to the first monitoring and the second monitoring; a target bit block being transmitted on which of a first channel or a second channel is related to whether the second channel is judged to be unavailable; the first channel overlaps with the second channel in time domain; the second channel occupies K subbands in frequency domain; when a number of idle subbands on the second channel is less than K1, the second channel is judged to be unavailable. The present disclosure establishes a connection between frequency-domain resources occupied by a target bit block and a monitoring result to improve uplink transmission efficiency on unlicensed spectrum.

Abstract: Disclosure discloses method and device in a node used for wireless communication. A first node receives a first information block and a first signaling; and operates a first signal. The first information block is used for determining M first-type indexes out of N first-type indexes; the M first-type indexes are used for determining M1 information elements out of N1 information elements, and for determining M2 information elements out of N2 information elements; the first signaling comprises scheduling information of the first signal, and a first information element is used for determining Rx/Tx parameters of the first signal; when the operating is receiving, the first signaling indicates the first information element out of the M1 information elements; when the operating is transmitting, the first signaling indicates the first information element out of the M2 information elements. The above method streamlines beam management and improves the performance of uplink data transmission.

Abstract: The node receives a first information block and a second information block, the first information block determining a first RE set, the first RE set being used for first-type reference signals; and monitors control channel candidates in a first control resource set, the second information block determines a characteristic resource subset, the characteristic resource subset comprising multiple time-frequency units; the characteristic resource subset and the first RE set are in a relationship other than a characteristic relationship, the characteristic relationship being one of a first relationship or a second relationship; the first relationship includes the presence of at least one overlapping RE between only part of time-frequency units of the characteristic resource subset and the first RE set, while the second relationship includes that there exists at least one overlapping RE between the characteristic resource subset and the first RE set. This application improves performance and reduces complexity.

Abstract: A first node receives a first message; and enters into RRC_Inactive state as a response to receiving the first message; where whether to receive data units via a first RLC bearer in the RRC_Inactive state is related to whether the first message configures a first bearer and a type of the first RLC bearer; before receiving the first message the first RLC bearer is associated to the first bearer; when the first message configures the first bearer and the type of the first RLC bearer is a first type, data units are not received via the first RLC bearer in the RRC_Inactive state; when the first message configures the first bearer and the type of the first RLC bearer is a second type, data units are received via the first RLC bearer in the RRC_Inactive state. This application significantly reduces UE power consumption.

Abstract: The disclosure provides method and device in communication node for wireless communication. The communication node receives a first signaling and a first signal, and transmits a second signal; wherein the first signaling is used for determining a first offset; the first signal is used for determining a first measurement result; the second signal includes N second sub-signal(s), a first sequence is used for determining the N second sub-signal(s). In view of the problems that the method to determine repetitions of a preamble sequence is not applicable to a large-latency network and that multiple attempts of random access in a large-latency network will cause a larger latency, the disclosure provides an offset based scheme, in which the communication node introduces the first offset when determining the repetitions of a preamble sequence, thereby selecting an more appropriate number of repetitions, improving the successful probability of random access and reducing latency.

Abstract: The present disclosure discloses a method and a device in a node for wireless communications. A first receiver receives a first signaling; a first transmitter transmits a first signal in a target radio resource pool, the first signal carries a first bit block; wherein the first bit block indicates a first state or a second state; the first signaling is used to determine at least one of a first radio resource pool or a second radio resource pool; the target radio resource pool is the first radio resource pool, the second radio resource pool or one of a first-type radio resource pool; when both the first radio resource pool and the second radio resource pool do not overlap with the first-type radio resource pool in time domain and the first bit block indicates the first state, the target radio resource pool is the first radio resource pool.

Abstract: The present disclosure provides a method and a device in a node used for wireless communications. A first node receives a first reporting configuration and a first signaling; and transmits a first information block. The first signaling indicates a first transmission configuration state; the first information block comprises a reporting for the first reporting configuration; the first reporting configuration comprises N resource configurations; the N resource configurations respectively correspond to N first-type indexes; the first transmission configuration state corresponds to a first index; the first index is used to determine a first resource configuration; a measurement on reference signal resource(s) only in the first resource configuration among the N resource configurations is used to generate the first information block. The above method ensures that a TCI state of reference signals constantly matches with configuration information with the beams being dynamically updated.

Abstract: The disclosure provides a method and a device for wireless communication. A first signaling is received, the first signaling including a first identifier and a second identifier; and a first signal is transmitted; wherein the first signaling is used for determining a first time-frequency resource set and a second time-frequency resource set, the first time-frequency resource set and the second time-frequency resource set are associated to the first identifier and the second identifier respectively, the first time-frequency resource set and the second time-frequency resource set are both used for random access. Through reasonably associating the second identifier to the second time-frequency resources in K1 cells, with the first node transmitting K2 candidate cells to facilitate random access, the disclosure improves the rate of successful access.

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 first node receives a first signaling; performs a first channel sensing operation over a first subband; and transmits a first signal. The first signaling comprises first indication information, used for indicating an Rx parameter of the first channel sensing operation; the first channel sensing operation is used for determining channel occupancy information, the channel occupancy information used for determining whether the first subband can be used by a transmitter of the first signaling for signal transmission; the first signal is used for indicating the channel occupancy information. The receiver in communications is enabled to perform channel sensing and feedback results, hence a reduction in interferences incurred from hidden node issues.

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: The node firstly receives a first signaling, the first signaling indicating scheduling activation, the first signaling being identified by an RNTI of first type; and receives a first information block, the first information block being used to determine whether at least one CORESET is associated with a first identity or a second identity; and determines whether to perform the scheduling activation indicated by the first signaling in at least first time-frequency resource set according to at least the first information block; performs a first operation in the at least first time-frequency resource set upon determination of performing the scheduling activation indicated by the first signaling, or doesn't perform the first operation upon determination of not performing the scheduling activation indicated by the first signaling; each of the first identity and the second identity identifies one cell. This application improves the criterion for semi-persistent transmission suspension to optimize system performance.

Abstract: The present application provides a method and device in a node for wireless communications. A first node receives a first signaling and a second signaling, the first signaling indicates that Q SSBs are transmitted, and the Q SSBs respectively correspond to Q SSB indexes, the Q SSB indexes are respectively used to determine Q time-domain resources, Q being a positive integer greater than 1; determines a first time-domain resource based on at least a first integer, a candidate of the first time-domain resource constitutes a first time-domain resource pool; monitors a downlink control signaling in the first time-domain resource. The present application has good compatibility and improves the flexibility of resource allocation.