Abstract: A first node transmits a first signal; receives a second signal; and transmits a third signal on a target time-frequency resource block; the second signal is used to indicate a first time-frequency resource block, the first time-frequency resource block is used to determine a target time-frequency resource set, and the first time-frequency resource block is one of the multiple time-frequency resource blocks comprised in the target time-frequency resource set; the target time-frequency resource block is one of the multiple time-frequency resource blocks comprised in the target time-frequency resource set, and whether the third signal carries a first-type information block is used to determine the target time-frequency resource block out of the target time-frequency resource set; the first-type information block comprises control-plane information. The present application transmits a Message 3 through additional time-frequency resources to reduce the conflict of random access to mainstream services.

Abstract: The present disclosure provides a method and device in nodes used for wireless communication. A first node receives a first signaling, the first signaling is used to indicate a first symbol set; and then operates a first radio signal in only a first symbol group in the first symbol set. The first signaling is used to indicate scheduling information of the first radio signal; any multicarrier symbol in the first symbol group belongs to the first symbol set, and a number of multicarrier symbol(s) comprised in the first symbol group is not greater than a number of multicarrier symbol(s) comprised in the first symbol set; a target TDD configuration is used to determine a type of each multicarrier symbol in the first symbol set, the target TDD configuration is used to determine the first symbol group out of the first symbol set.

Abstract: Receiving a first signaling, and the first signaling indicating releasing an RRC connection; as a response to receiving the first signaling, entering RRC_IDLE state or RRC_INACTIVE state, accompanying the behavior of entering RRC_IDLE state or RRC_INACTIVE state, executing cell selection; the behavior of executing cell selection comprising evaluating a first cell within a target time length; the target time length depending on whether a first SSB group is on demand; the first SSB group belonging to the first cell; herein, the meaning of the phrase that the target time length depends on whether an SSB of the first cell is on demand comprises: when an SSB of the first cell is on demand, the target time length is a first value; when an SSB of the first cell is not on demand. The present application enables better cell selection in complex environments through the first signaling.

Abstract: A first receiver receives a second information block, the second information block being used to determine that a first search space set is linked to a second search space set and a third search space set; receives a first information block, the first information block being used to determine a reference time-domain resource set; and monitors in a first time unit at least first PDCCH candidate in the first search space set and at least target PDCCH candidate in a target search space set; where the first PDCCH candidate and the target PDCCH candidate are monitored to detect DCI format with identical information; whether the target search space set is the second search space set or the third search space set depends on whether the first time unit and the reference time-domain resource set are orthogonal. This application reduces interference and enhances the system flexibility.

Abstract: A first receiver receives at least one of multiple reference signals; and selects a first reference signal, the first reference signal being one of the multiple reference signals; a first transmitter determines a target PRACH occasion group; and transmits a first random access preamble in the target PRACH occasion group; herein, the determining a target PRACH occasion group comprises: determining a first element from a first set; the first set comprises multiple elements, and each element in the first set comprises at least one PRACH occasion mapped to the first reference signal; the determining a target PRACH occasion group comprises: randomly selecting a PRACH occasion group from a first PRACH occasion group set with equal probability; each PRACH occasion group in the first PRACH occasion group set is mapped to the first reference signal, each PRACH occasion group in the first PRACH occasion group set comprises K PRACH occasions.

Abstract: The disclosure provides a method and a device in a User Equipment (UE) and a base station supporting random access. The UE first transmits a first radio signal, and then receives a second radio signal. A first bit block is used for generating the first radio signal, the first bit block includes a positive integer number of bits, the first bit block carries a first identifier and a first data block, the first bit block lacks a field used for indicating RRC connection request cause information, a field used for indicating RRC connection reestablishment request cause information or a field used for indicating RRC connection resume request cause information compared with a Msg3, the first data block includes a positive integer number of higher-layer bits, the second radio signal carries a second identifier. The first identifier is equal to the second identifier.

Abstract: A method and a device in a communication node for wireless communications are disclosed in the present disclosure. A communication node receives a first signal and a second signal; and transmits a third signal; the first signal and the second signal respectively comprise a first identity and a second identity, and the first signal and the second signal are both associated with a third identity; the third signal carries the second identity; the first identity is different from the second identity; the third identity is associated with a first cell group, the first cell group comprising K1 cells; a transmitter of the first signal is a first cell, and a transmitter of the second signal is a second cell. The present disclosure herein proposes a scheme for cell handover, which allows partial system information to be updated as the UE moves in a cell group, thereby reducing signaling overhead.

Abstract: A first node receives a first DCI, the first DCI comprising a first field, the first field indicating a minimum applicable scheduling offset; a minimum scheduling offset value set includes K1 candidate minimum scheduling offset values, the minimum applicable scheduling offset being one of the K1 candidate minimum scheduling offset values; the minimum scheduling offset value set is one of multiple candidate minimum scheduling offset value sets; determining the minimum scheduling offset value set from the multiple candidate minimum scheduling offset value sets depends on one of: a resource occupied by the first DCI; or a time-domain resource occupied by a channel or signal scheduled by the first DCI; or a reference signal resource QCL with a physical layer channel scheduled by the first DCI. This application improves the scheme for determining the minimum applicable scheduling offset to support cross-slot scheduling for various scenarios, including full-duplex scenarios.

Abstract: A node first receives a first information block, the first information block is used to indicate K1 reference signal resource groups, and any of the K1 reference signal resource groups comprises at least one reference signal resource; then measures a first reference signal resource group, the first reference signal resource group is one of the K1 reference signal resource groups; and transmits a first measurement result, a measurement for the first reference signal resource group is used to obtain the first measurement result; the reference signal resource comprises at least one of an SSB or CSI-RS resources; location information of the first node is used to determine the first reference signal resource group from the K1 reference signal resource groups. The present application improves the configuration and reporting method of measurements under a 5G NR system with the introduction of UAVs to reduce the measurement overhead.

Abstract: The present application provides a method and device in a node for wireless communications. A first receiver receives a second information block; receives a first information block, the first information block is used to determine a reference time-domain resource set; monitors at least a first PDCCH candidate in the first search space set and at least a second PDCCH candidate in the second search space set; at least one of QCL information of a DMRS antenna port for a PDCCH reception on the first PDCCH candidate or QCL information of a DMRS antenna port for a PDCCH reception on the second PDCCH candidate depends on whether at least one of the first PDCCH candidate or the second PDCCH candidate overlaps with the reference time-domain resource set in time domain. The present application reduces interference and improves transmission quality.

Abstract: The present application provides a method and a device in a communication node for wireless communications. A communication node receives a first signaling which is used to determine a first TA, starts or restarts a first timer which is used to determine whether an uplink of the first resource group is aligned; receives a second signaling which is used to determine a second TA, starts or restarts a second timer which is used to determine whether an uplink of a second resource group is aligned; when the first timer expires, determines whether to execute a first action set or a second action set according to the second timer; the first action set is related to both the first resource group and the second resource group; the second action set is related to the first resource group, and the second action set is unrelated to the second resource group.

Abstract: The node receives a first information block, being used to determine multiple PDCCH candidates; and monitors at least one PDCCH candidate; a first PDCCH candidate is one of the multiple PDCCH candidates, and whether there is a second PDCCH candidate among the multiple PDCCH candidates is used to determine whether the first PDCCH candidate is counted for monitoring; at least one of two conditions that an index of the second PDCCH candidate is not equal to an index of the first PDCCH candidate or that the number of the serving cell(s) scheduled by the second PDCCH candidate is not equal to the number of the serving cell(s) scheduled by the first PDCCH candidate is satisfied.

Abstract: A first node receives a first information block set, the first information block set is used to configure multiple CORESETs, the multiple CORESETs are configured to N cells; determines a first CORESET from the multiple CORESETs, monitors a PDCCH in only a target CORESET group in the multiple CORESETs in a first time window, the first time window consists of multiple overlapping PDCCH monitoring occasions, the multiple overlapping PDCCH monitoring occasions respectively comprise time-domain resources occupied by PDCCH candidates in the multiple CORESETs; the target CORESET group comprises each CORESET having same QCL properties as the first CORESET among the multiple CORESETs; each of the N cells comprises at least one of two types of symbols in the first time window; a determination of the first CORESET depends on whether at least one of the N cells comprises a first-type symbol in the first time window.

Abstract: The first node receives a first DCI scheduling K1 cells; at least 2 cells among the K1 cells respectively correspond to subcarrier spacings that are unequal, K1 being a positive integer greater than 1; the first minimum applicable scheduling offset is indicated via a physical layer dynamic signaling in a first slot; a first cell is one of the K1 cells, and the first cell is different from a cell to which the physical layer dynamic signaling belongs, the first minimum applicable scheduling offset applying to the first cell from a second slot of the first cell; the second slot depends on the first slot and a first offset value, the first offset value being related to both a subcarrier spacing corresponding to the first cell and a subcarrier spacing corresponding to the cell to which the physical layer dynamic signaling belongs. This application is for the effective time.

Abstract: This invention discloses a method and a device for wireless communications. A first node receives a first radio signal and a first message, where the first message comprises Q configuration parameter groups, Q being a positive integer greater than 1; and generates at least target parameter group of a first type; and transmits a second message and a third message; where the second message is used to determine Q1 configuration parameter group(s), and the Q1 configuration parameter group(s) is/are a subset of the Q configuration parameter groups, Q1 being a positive integer no greater than Q, the third message comprising a first report. This application can improve the transmission efficiency, or improve the computational efficiency; adapt to the needs of non-linear computing, and at the same time be compatible with the existing system's computing needs.

Abstract: A first node receives a first signaling and a second signaling; transmits a first signal in a first symbol group; and transmits or drops transmitting a second signal in a third symbol group. The first signaling is used to determine the first symbol group, the second signaling is used to determine a second symbol group, and the second symbol group is assigned to the second signal; the third symbol group comprises at least a part of the second symbol group overlapping with the first symbol group; the first signal is associated with a first reference signal resource; the second signal is associated with a second reference signal resource; whether the first node transmits the second signal in the third symbol group is related to whether the first reference signal resource and the second reference signal resource belong to a same reference signal resource group.

Abstract: The present application provides a method and device in a node for wireless communications. A first node receives a reference information block and a first information block; wherein the reference information block is used to determine a first RS resource set used for a radio link quality measurement, and the first RS resource set comprises at least one RS resource; the first information block is used to determine a reference time-domain resource set; a first RS resource is an RS resource in the first RS resource set, and a transmission occasion of the first RS resource used for the radio link quality measurement depends on the reference time-domain resource set.

Abstract: The present disclosure provides a method and device in a node for wireless communications. A node receives first information, the first information is used to determine a target time-frequency resource set, an earliest multicarrier symbol comprised in the target time-frequency resource set in time domain is a first multicarrier symbol, frequency-domain resources comprised in the target time-frequency resource set belong to a first frequency-domain resource pool; transmits a first signal, frequency-domain resources occupied by the first signal belong to a second frequency-domain resource pool, a frequency-domain relation between the first frequency-domain resource pool and the second frequency-domain resource pool is used to determine a reference delay; receives a second signal, a length of a time interval between a start time of a second multicarrier symbol and an end time for receiving the second signal is equal to the reference delay. The application ensures the correct reception of the feedback.

Abstract: The present disclosure provides a method and device in nodes used for wireless communication. The node receives a first signaling; transmits a first signal in a first time-frequency resource set; and transmits a second signal in a second time-frequency resource set; the first signaling is used to determine the first time-frequency resource set, and the first signaling is used to determine a reference time-frequency resource set; a first TA quantity is used to determine a TA quantity of an uplink timing relative to a downlink timing; a length of a time interval between a start time of the second time-frequency resource set in time domain and a start time of the reference time-frequency resource set in time domain is equal to a first time length, the first time length is equal to one of X candidate time lengths. The application ensures the correct reception of the feedback.

Abstract: The present application discloses a method and a device for wireless communications, including transmitting a first message; the first message being used to indicate at least one of a capability of being in communication with a first network or a capability of being in communication with a network other than the first network; the first message being for the first network; and being in communication with a second network; where whether the first message is transmitted before the action of being in communication with the second network or is transmitted along with the action of being in communication with the second network is related to whether any condition in a first condition set is satisfied. By transmitting the first message, this application helps to optimize the network, improve the reliability of communication, and avoid communication interruption.