Abstract: The present application provides a method and a device in a communication node for wireless communications. A communication node receives an Absolute Timing Advance Command MAC CE in a first random access procedure; as a response to the Absolute Timing Advance Command MAC CE being received, determines starting or restarting a first timer or a second timer according to whether at least a first inactive procedure is ongoing; the behavior of determining starting or restarting a first timer or second timer according to at least whether a first inactive procedure is ongoing includes: if the first inactive procedure is ongoing, starting or restarting the first timer; if the first inactive procedure is not ongoing, starting or restarting the second timer; both the first timer and the second timer are used to maintain uplink time alignment; the first timer and the second timer are different.

Abstract: The present application discloses a method and a device in a communication node for wireless communications. The communication node transmits a first signaling, the first signaling including a first field, the first field including a first value, the first value indicating a data volume of at least a first packet set; the first packet set includes at least one packet; each packet in the first packet set is associated to a first identifier; the first identifier is an identifier other than an LCG ID.

Abstract: The present application provides a method and a device in a communication node for wireless communications. A communication node receives a first message, the first message comprises at least a first information block, the first information block comprises at least a first identifier, the first information block is indicated to perform a data transmission in RRC_INACTIVE state; if any condition in the first condition set is not satisfied, determines performing a data transmission in the RRC_INACTIVE state; if each condition in the first condition set is satisfied, determines that a data transmission in the RRC_INACTIVE state is not performed; the first condition set includes: the first message comprising a second information block, the second information block comprising at least a second identifier, the second identifier being associated with the first node, and the second information block not being indicated to perform a data transmission in the RRC_INACTIVE state.

Abstract: The communication node receives a first message in RRC inactive state, the first message comprising a first identifier, the first identifier being associated to the first node; and if the first message does not indicate a data transmission performed in RRC inactive state, sets a first field in a second message to a first value, and does not resume each radio bearer in a first radio bearer set; if the first message indicates a data transmission performed in RRC inactive state, sets the first field in the second message to a second value, and resumes each radio bearer in the first radio bearer set, the second message including an RRC connection resumption request message; the first field being used to indicate a cause of an RRC connection resumption request; and transmits the second message.

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 communication node receives a first message, the first message indicating a target radio bearer set; and determines whether to perform a first action set according to whether a first condition set is satisfied, the first action set including suspending a first radio bearer; the target radio bearer set includes at least one radio bearer, and the first radio bearer is one radio bearer in the target radio bearer set; a condition in the first condition set is related to a second message, the second message being used to determine whether to maintain a state of the first radio bearer; the first action set is performed if the first condition set is satisfied; and the first action set is not performed if at least one condition in the first condition set is not satisfied.

Abstract: The present disclosure discloses a method and a device used in a communication node for wireless communications.

Abstract: The present application discloses a method and a device in a communication node for wireless communications. The communication node transmits a first signal, the first signal including at least a random access preamble; and monitors a first signaling in a first time window, the first signaling being used to schedule a random access response for the first signal, an end time in time domain of the first signal being used to determine a start of the first time window; the first signal is associated with a first resource set, the first resource set belonging to a first resource pool, the first resource pool including multiple resource sets; at least one spatial parameter of the first signaling is related to at least one of an index of the first resource set in the first resource pool or an index of the first resource pool.

Abstract: The communication node receives a first information block, the first information block being used to determine a first resource block; and transmits a first signaling in the first resource block, the first signaling being used to indicate a first index; the first index is one of multiple candidate indexes, and any of the multiple candidate indexes is a non-negative integer; any of the multiple candidate indexes corresponds to at least one reference signal resource, and an uplink transmission being associated with a reference signal resource corresponding to the first index is non-synchronised. This application proposes an uplink timing recovery scheme based on reporting for the problem that the UE cannot recover the uplink timing in time, which triggers uplink timing recovery in a timely manner via UE reporting of the non-synchronisation in uplink timing.

Abstract: The present application discloses a method and a device in a communication node for wireless communications. The communication node receives a first signaling, the first signaling indicating a first condition set, the first condition set including multiple triggering conditions; and as a response to a first triggering condition being satisfied, disconnects from a first serving cell and applies a first candidate configuration, the first candidate configuration including configuration information for a second serving cell, the first serving cell and the second serving cell each being a SpCell; the first triggering condition being satisfied occurs after receiving the first signaling, the first triggering condition is a triggering condition in a first condition subset, and the first condition subset is a proper subset of the first condition set; the first condition subset is related to the first serving cell.

Abstract: The present application provides a method and device for wireless communications. A communication node receives a first message, the first message is configured with an uplink grant, and any two uplink grants configured by the first message are non-overlapping in time; transmits first control information in a first uplink grant, the first control information indicates whether a target uplink grant is unused, the first uplink grant and the target uplink grant are configured by the first message, the target uplink grant is after the first uplink grant; a candidate for an indication of the first control information for the target uplink grant depends on a first condition set; when the first condition set is met, a candidate for an indication of the first control information for the target uplink grant comprises unused and not unused. The method improves the resource utilization rate and avoids the interference.

Abstract: Present application discloses a method and a device in a communication node for wireless communications. The communication node receives a first message, the first message configuring uplink grants, any two uplink grants configured by the first message being temporally non-overlapped; and receives a second message, the second message indicating a first symbol set; and transmits first control information in a first uplink grant, the first control information indicating whether K2 uplink grant(s) is(are) unused, the first uplink grant and the K2 uplink grant(s) being configured by the first message, the K2 uplink grant(s) being after the first uplink grant; the K2 uplink grant(s) is(are) dependent on at least a former of a time-domain location of the uplink grants configured by the first message or a location of the first symbol set; K2 being a positive integer. The scheme improves the effectiveness of information indicated by the first control information.

Abstract: The present disclosure discloses a method and a device used in a communication node for wireless communications.

Abstract: Present application discloses a method and a device in a communication node for wireless communications. The communication node receives a first signaling which indicates a first RS resource group and a second RS resource group; triggers a first BFR if a first counter reaches a first value; cancels the first BFR with any condition in a first candidate condition set being satisfied; a first condition and a second condition are candidate conditions in the first candidate condition set, the first condition being related to a first random access procedure; whether to initiate the first random access procedure is related to whether the first counter reaches the first value and whether a second counter reaches a second value; the second condition comprises that a first PDCCH is received, the first PDCCH is associated with an identifier of the first node and indicates a first uplink grant for new data transmission.

Abstract: The present application discloses a method and a device in a communication node for wireless communications. The communication node triggers a first timing request; and cancels the first timing request when any condition in a first condition set is satisfied; the first timing request is used to determine a transmission timing for UL on a first cell; the first condition set comprises at least one of the first condition or the second condition or the third condition; the first condition includes receiving a first signaling, the first signaling indicating a timing advance for the first cell; the second condition includes transmitting a first timing request signal on the first cell, the first timing request signal being a physical layer signal in UL. The solution proposed in the present application can trigger timing requests in a timely manner and avoid sending too many timing request signals.

Abstract: The present application discloses a method and a device in a communication node for wireless communications. The communication node receives a first signaling, the first signaling comprising at least one indication field and at least one target field; the first signaling is a signaling at a protocol layer below RRC sublayer; each indication field of the at least one indication field indicates whether a corresponding target field is used for a Timing Advance (TA). The present application proposes to enable the first signaling to adaptively indicate the timing advance by through of the at least one indication field, avoiding the introduction of multiple signaling formats and reducing the impact on the standard.

Abstract: The present application provides a method and a device in a communication node for wireless communications. A communication node receives a first signaling, the first signaling indicates a configuration of a first cell; executes a first handover from a source cell to the first cell which comprises applying the configuration of the first cell; determines first handover failure and executes a first operation; the first operation is a candidate operation in a first candidate operation set which comprises at least two candidate operations of returning to the source cell and executing a second handover; the first operation is related to at least whether the first node is configured with at least one conditional reconfiguration candidate cell; when the first node is not configured with a conditional reconfiguration candidate cell, the first operation is returning to the source cell.

Abstract: A communication node receives a first signaling, the first signaling used for configuring a first RS resource group, with all RS resources in the first RS resource group being associated with a first PCI; and receives a second signaling, the second signaling used for determining a first target RS resource group, which belongs to the first RS resource group; and performs a first action set as a response to the action of receiving the second signaling, the first action set including resetting a count of first-type indication(s); the first RS resource group comprises at least one RS resource; the first signaling is an RRC layer signaling; the second signaling is a signaling at protocol layer below the RRC layer; the first target RS resource group is used for radio link monitoring; the first-type indication is related to a link failure.

Abstract: Present application provides a method and a device in a communication node for wireless communications. A communication node receives a first signaling, the first signaling indicates a first RS resource set which comprises at least one RS resource group, and each RS resource group comprises at least one RS resource subgroup; determines whether to trigger a BFR based on whether a first-type counter reaches a first-type value; receives a second signaling which indicates a first uplink grant; determines a format of a target MAC CE based on a number of RS resource subgroup(s) indicated by each of at least one candidate format in a first candidate format set, and an RS resource subgroup indicated by any candidate format belongs to the first RS resource set; transmits the target MAC CE according to the first uplink grant; each candidate format is a format of a MAC CE indicating BFR.

Abstract: The communication node receives a first signaling, the first signaling indicating a first RS resource set, each RS resource group in the first RS resource set comprising at least one RS resource subgroup; for each RS resource subgroup, whenever a radio link quality is worse than a first-type threshold, increments a first-class counter by 1; receives a second signaling, the second signaling indicating a first uplink grant; transmits a target MAC CE according to the first uplink grant, the target MAC CE comprising at least one piece of BFR information, the first BFR information being associated with one piece of BFR information of a first RS resource subgroup, the first RS resource subgroup being one RS resource subgroup in a first RS resource group; whether there is one RS resource subgroup without BFR included in the first RS resource group is used to determine the first RS resource subgroup.