164 results about "PCell" patented technology

One disclosure of the present specification provides a method by which UE performs communication. The method may comprise the steps of: receiving an RRC connection reconfiguration message from a PCell; transmitting an RRC connection reconfiguration complete message to the PCell; receiving an activation command message for an SCell from the PCell; performing cell detection for the SCell; transmitting, to the PCell, information related to a best transmission beam of the SCell; and transmitting, to the PCell, information related to the beam number of second reception beams for beam management corresponding to first reception beams for the cell detection by the UE, which correspond to the best transmission beam.

A wireless transmit / receive unit (WTRU) is configured with multiple conditional handover and / or measurement reporting configurations. The WTRU activates or deactivates one or more of the multiple configurations depending on various conditions, such as the change of the primary cell (PCell), a combination of currently active secondary cells (SCells) in the configured set of candidate L1 / L2 mobility cells, or depending on specific changes in the combination of currently active cells in the configured set of candidate L1 / L2 mobility cells. A conditional reconfiguration may be executed that updates the set of candidate L1 / L2 mobility cells. A list of mobility area indexes may be included in the configuration, such as including an associated set of conditions for activating a particular area or a set of configurations to activate when the index is activated.

The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. A method executed of a first node in a wireless communication system is provided. The method comprise receiving a handover request message from a third node, wherein the handover request message includes at least one of conditional handover (CHO) trigger indication information and information indicating the maximum number of primary secondary cell group (SCG) cells (PSCells) to prepare, and transmitting a first message to a second node, wherein the first message includes at least one of a candidate PCell ID or a configuration ID and the information indicating the maximum number of PSCells to prepare.

In some examples, a method, performed in a target master node of a radio network, for preparing handover of user equipment, UE, in dual connectivity, DC, where the handover is between respective primary cells, PCells, of a source master node and a target master node, and respective primary secondary cells, PSCells, of a source secondary node and a target secondary node, comprises receiving, from the source master node, a conditional handover, CHO, request message comprising a unique identifier for the UE defined between the source master node and the target secondary node, and an identifier for the target secondary node, transmitting the unique identifier for the UE to the target secondary node as part of an secondary node addition request for CHO with DC preparation; and receiving, from the target secondary node. first and second delta secondary cell group, SCG, configurations, each one of the first and second delta SCG configurations generated whereby to accommodate different CPC execution states.

In one example, a wireless device receives a Radio Resource Control (RRC) reconfiguration message of a target primary cell (PCell). A wireless device identity of the wireless device (to be used in the target PCell) may be absent in the RRC reconfiguration message. In response to receiving a layer 1 / 2 signaling indicating a PCell switching from a source PCell to the target PCell and based on the wireless device identity of the wireless device being absent in the RRC reconfiguration message of the target PCell, the wireless device can reuse a same Cell Radio Network Temporary Identity (C-RNTI) (which is allocated to the wireless device to be used in the source PCell) for the target PCell.

The present application relates to a method and an apparatus for performing a handover procedure. One embodiment of the subject application provides a method, which includes: receiving a configuration signaling including first configuration information or second configuration information; determining a first target primary cell (PCell) based on the configuration signaling; and performing a handover procedure to the first target PCell.

Methods and apparatuses a joint operation of conditional handover and conditional PSCell addition or change in a wireless communication system. A method of a UE comprises: receiving information including association information, execution conditions, and configurations for candidate PCells and candidate PSCells; evaluating the execution conditions for the candidate PCells and associated candidate PSCells simultaneously; upon the execution conditions for (i) a candidate PCell among the candidate PCells and (ii) a candidate PSCell associated with the candidate PCell are satisfied, determining that the candidate PCell and the associated candidate PSCell as a target PCell and an associated target PSCell, respectively; applying the configurations for the target PCell and the associated target PSCell; performing a random access procedure for the target PCell; and performing a random access procedure for the associated target PSCell.

A method of wireless communication at a UE is disclosed herein. The method includes obtaining an indication of a first TA for a PCell, where the PCell is associated with a first frequency band. The method includes estimating a timing offset between the PCell and a SCell. The method includes deriving a second TA for the SCell based on the first TA and the timing offset, where the SCell is associated with a second frequency band that is greater than the first frequency band. The method includes transmitting, for a network node, data or at least one signal via the SCell based on the second TA.

Some aspects of this disclosure relate to apparatuses and methods for implementing channel state information (CSI) reporting during activation of a physical uplink control channel (PUCCH) for a secondary cell (SCell). For example, a user equipment (UE) may implement a reporting mechanism that uses multiple PUCCH groups to report CSI measurements. The UE may indicate whether it is capable of reporting a CSI measurements for the SCell on a first PUCCH group corresponding to a primary cell (PCell) or primary secondary cell (PSCell) as well as on a second PUCCH group corresponding to the SCell. Depending on the UE's capabilities, the network may configure the PUCCH groups for the UE to use to report CSI measurements during activation of the SCell PUCCH.

Methods and apparatuses for enhanced conditional PCell / PSCell addition and changes in a wireless communication system. A method of a UE comprises: receiving reservation information including an indication; determining, based on the indication, whether a candidate PCell / PSCell is reserved; storing, based on a determination that the candidate PCell / PSCell is reserved, the reservation information, CG information and one or more execution conditions associated with the reserved PCell / PSCell; retrieving, after performing a first UE operation, the stored CG information and one or more execution conditions associated with the reserved PCell / PSCell; determining whether one or more execution conditions are met for a reserved PCell / PSCell; and upon determination that one or more execution conditions are met, applying the stored the CG information of the reserved PCell / PSCell to a second UE operation.

The invention relates to a PCell code data enhancement method and system and a storage medium, and belongs to the technical field of artificial intelligence training data construction.The PCell code data enhancement method comprises the steps that an LLM large model unit is constructed, and an interface key value pair vector database is constructed; retrieving a vector database and a process rule base based on the PCell code structure template and the code configuration information to generate a first PCell code sample; performing logic error correction on the first PCell code sample to obtain a second PCell code sample, and performing compilation error correction to obtain a third PCell code sample; and performing instantiation error correction on the third PCell code to obtain a fourth PCell code sample, and storing the fourth PCell code sample in a sample library. According to the method, PCell code samples of different types and models of devices can be automatically generated, a large number of high-quality PCell code samples can be generated through multiple error correction, and rapid amplification of PCell code sample data is achieved.

The present disclosure relates to mobility condition evaluation in wireless communications. According to an embodiment of the present disclosure, a method performed by a user equipment (UE) configured to operate in a wireless communication system comprises: receiving a conditional reconfiguration comprising one or more execution conditions for a target primary cell (PCell); determining whether one or more execution conditions of first type for the target primary secondary cell (PSCell) are configured in the conditional reconfiguration; based on the one or more execution conditions of first type for the target PSCell being configured in the conditional reconfiguration, evaluating the one or more execution conditions for the target PCell together with the one or more execution conditions of first type for the target PSCell; and performing a conditional PSCell mobility to the target PSCell, based on the one or more execution conditions for the target PCell and the one or more execution conditions of first type for the target PSCell being fulfilled.

Disclosed are methods and apparatuses for physical uplink control channel (PUCCH) transmission. An embodiment of the subject application provides a method performed by a user equipment. The method includes: receiving a configuration of two physical uplink control channel scheduling request (PUCCH-SR) resources for beam failure recovery request (BFRQ) transmission for a cell group when two beam failure detection reference signal (BFD-RS) sets and two new beam indication reference signal (NBI-RS) sets are configured for a cell of the cell group, wherein there is one-to-one association between the two PUCCH-SR resources and the two BFD-RS sets, and there is one-to-one association between the two BFD-RS sets and the two NBI-RS sets, in response to that only one of the two BFD-RS sets is failed, transmitting a BFRQ in one PUCCH-SR resource of the two PUCCH-SR resources according to an association between the two PUCCH-SR resources and the two BFD-RS sets, and in response to that the two BFD-RS sets are failed, initiating a random access (RA) procedure to transmit a BFRQ, wherein the cell is a primary cell (PCell) or a primary secondary cell (PSCell).

The invention relates to mobility condition assessment in wireless communications. According to an embodiment of the present disclosure, a method performed by a user equipment (UE) configured to operate in a wireless communication system comprises the steps of: receiving a conditional reconfiguration including one or more execution conditions for a target primary cell (PCell); determining whether one or more first type execution conditions for a target primary-secondary cell (PSCell) are configured in the conditional reconfiguration; evaluating one or more execution conditions for the target PCell and one or more first type execution conditions for the target PSCell on the basis that one or more first type execution conditions for the target PSCell are configured in the conditional reconfiguration; and performing a conditional PSCell mobility to the target PSCell based on the one or more execution conditions for the target PCell and the one or more first type execution conditions for the target PSCell being satisfied.

Embodiments of the present application provide a blind detection method of a physical downlink control channel (PDCCH) candidate, a user equipment, an electronic device and a storage medium. The method comprises: determining a resource position of a serving cell used for transmitting a PDCCH candidate corresponding to a primary cell (PCell), wherein the serving cell comprises the PCell and / or a secondary cell (SCell); and blindly detecting the PDCCH candidate corresponding to the PCell on the determined resource position of the serving cell. According to the scheme of the embodiments of the present application, the allocation of resources occupied by the PDCCH can be more reasonable and effective in a carrier aggregation system.

A wireless transmit / receive unit (WTRU) is configured with multiple conditional handover and / or measurement reporting configurations. The WTRU activates or deactivates one or more of the multiple configurations depending on various conditions, such as the change of the primary cell (PCell), a combination of currently active secondary cells (SCells) in the configured set of candidate L1 / L2 mobility cells, or depending on specific changes in the combination of currently active cells in the configured set of candidate L1 / L2 mobility cells. A conditional reconfiguration may be executed that updates the set of candidate L1 / L2 mobility cells. A list of mobility area indexes may be included in the configuration, such as including an associated set of conditions for activating a particular area or a set of configurations to activate when the index is activated.

Exemplary embodiments of the present disclosure relate to a primary cell location in carrier aggregation configuration. In an aspect, a terminal device receives carrier aggregation configuration information for non-contiguous intra-band carrier aggregation in which two non-contiguous component carriers are received by one receiver of the terminal device, where the carrier aggregation configuration information is determined based on a rule, and the rule comprises that a primary component carrier (PCC) on a downlink band is placed towards an uplink band; and performs the non-contiguous intra-band carrier aggregation based on the carrier aggregation configuration information and the rule.

The disclosure relates to a 5G or 6G communication system for supporting higher data rates. A method for supporting self-configuration and self-optimization is provided. The method performed by a terminal in a wireless communication system includes receiving, from a source base station, configuration information for a conditional reconfiguration associated with at least one of a primary cell (PCell) and a primary secondary cell (PSCell); identifying a failure for an execution associated with the conditional reconfiguration, based on the configuration information; generating failure information based on a cause of the failure, the failure information including first information on whether a condition of the execution is fulfilled and second information on a time that the condition is fulfilled; and transmitting, to a base station that a radio resource control (RRC) connection is established with the terminal, the failure information.

A communication device in a communications network can monitor physical downlink control channel, PDCCH, candidates on a primary cell, PCell, for PCell assignments. The communication device can further determine a maximum number of monitoring elements based on at least one of a higher layer configuration related to secondary cell, SCell, to PCell scheduling and a number of control resource set, coreset, pools configured for PDCCH monitoring on the SCell and / or the PCell. The communication device can further, responsive to determining the maximum number of monitoring elements, monitor the PDCCH candidates on the SCell based on the maximum number of monitoring elements.

The present application relates to a method and an apparatus for sidelink communication during a fast master cell group (MCG) link recovery procedure. One embodiment of the subject application provides a method performed by a user equipment (UE), comprising: determining a radio link failure (RLF) of Master Cell Group (MCG) if one of the following conditions is met: a timer associated with physical layer problem for PCell expires; a random access problem for MCG; and a maximum number of retransmissions has been reached in MCG Radio Link Control (RLC); and initiating a fast MCG link recovery procedure and starting a timer associated with the fast MCG link recovery procedure, wherein the UE is configured with the timer associated with the fast MCG link recovery procedure and configured to transmit sidelink communication.

The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. A user equipment (UE) and a method for managing the mobility of the UE following a radio link failure (RLF) in a communication network system are provided. The method includes receiving, by the UE, a radio resource control (RRC) reconfiguration message to perform ReconfigurationWithSync, determining whether the UE is configured with a successful handover report (SHR) configuration when connected to the source primary cell (PCell), determining whether the RRC reconfiguration message is received while a timer T316 is running, and, if the timer T316 is running, releasing the SHR configuration configured by the source PCell and releasing a threshold Percentage T304 if it is configured by a target PCell.

Embodiments of the present disclosure relate to measurements prior to adding an SCell to a PCell in a fragmented carrier configuration. An apparatus is disclosed configured to perform measurements of at least an SCell and intra-gap interference during a measurement occasion, wherein the SCell consists of at least one component carrier that is non-contiguous with component carriers that make up the PCell, and transmit a report to a base station providing the PCell based at least in part on the measurements of at least the SCell and intra-gap interference. An apparatus is configured to transmit a configuration to at least one user equipment for performing measurements of at least an SCell and intra-gap interference during a measurement occasion, wherein the SCell consists of at least one component carrier that is non-contiguous with component carriers that make up the PCell, and receive a report from the at least one user equipment based at least in part on the measurements of at least the SCell and intra-gap interference.

The present application discloses a method and apparatus for a communication node used for wireless communication. A terminal receives a first RRC message, wherein the first RRC message comprises configuration information of a first candidate PCell, an execution condition of the first candidate PCell, configuration information of a second candidate PCell, and an execution condition of the second candidate PCell; and in response to at least the execution condition of the first candidate PCell being met and the configuration information of the first candidate PCell being applied, a first information block is set in a first variable, wherein the first information block comprises a first field and a second field, the first field indicates an identifier of the first candidate PCell, and the second field indicates an identifier of a first candidate PSCell; the configuration information of the second candidate PCell comprises configuration information of the first candidate PSCell; and the second field indicating the identifier of the first candidate PSCell depends on the configuration information of the second candidate PCell comprising the configuration information of the first candidate PSCell.

Methods, systems, and devices may assist in channelization and LBT for NR unlicensed band. This may apply to NR-U from 52.6 GHz to 71 GHz and above. In an example, a method may include configuring listen before talk (LBT) bandwidth (BW) and channel occupation time (COT) sharing schemes when co-exist other radio access technology's (RAT'S) channel BW for NR-U from 52.6 to 71 GHz and above; and when LBT or a resource block (RB) set BW is set to equal to each component carrier (CC) BW Nor transmission BW, performing LBT for each CC, primary cell (PCell), primary secondary cell (PSCell), or a scheduling secondary cell (SCell) can co-schedule LBT results for other CC.

Apparatuses and methods for a precoder prediction for SCell using a PCell CSI in a wireless communication system. A method of a BS in a wireless communication system includes: receiving an uplink (UL) sounding reference signal (SRS) on a primary cell (PCell); identifying, based on the UL SRS, spatial information associated with a frequency within a center frequency gap between a UL and a downlink (DL); identifying, based on the spatial information, one or more wideband (WB) precoders for at least one user equipment (UE) camping in a secondary cell (SCell); and transmitting, to the UE, a signal based on the one or more WB precoders.

A method for cell handover, including: determining, by a terminal device, a capability of the terminal device, the capability including support or nonsupport for processing a first procedure and a second procedure in parallel, the first procedure being associated with a PCell handover, and the second procedure being associated with a PSCell addition; and performing, by the terminal device, the first procedure and the second procedure based on the capability.

A method and apparatus for positioning in a mobile communication system are provided. Method for positioning includes receiving a System Information Block1 (SIB1), acquiring a System Information (SI), transmitting a RequestAssistanceData and receiving a ProvideAssistanceData. The SI includes a second PRS data. The RequestAssistanceData includes a physical cell identity of PCell and the second identifier.

The present disclosure relates to cell selection optimization during RRC reestablishment. A user equipment (UE) configured to receive a mobility configuration from a source cell of a network, wherein the mobility configuration comprises at least one mobility measurement object; determine that a radio link failure (RLF) event has occurred on the source cell; search for a primary cell (PCell) on only frequencies associated with the at least one mobility measurement object to reestablish a radio resource control (RRC) connection; and reestablish the RRC connection with the PCell.

In some examples, a method performed in a target master node of a wireless network for preparing a handover of a user equipment (UE) in dual connectivity (DC), the handover being performed between respective primary cells (PCells) of a source master node and a target master node, and between respective primary secondary cells (PSCells) of a source secondary node and a target secondary node, the method including: receiving, from the source master node, a conditional handover (CHO) request message including a unique identifier of the UE and an identifier of the target secondary node defined between the source master node and the target secondary node; sending the unique identifier of the UE to the target secondary node as part of a secondary node addition request for CHO preparation with DC; and receiving, from the target secondary node, an acknowledgement message to confirm CPC preparation for the UE, the acknowledgement message including a full secondary cell group (SCG) configuration.

The disclosure relates to a method and apparatus for transmitting and receiving a signal in a wireless communication system, and an operation method of a user equipment (UE) in a wireless communication system can include receiving, from a base station, configuration information related to carrier aggregation (CA), wherein the configuration information related to CA includes information related to cross-carrier scheduling between a primary cell (PCell) and a secondary cell (SCell), performing a configuration related to CA based on the configuration information related to CA, monitoring a common search space (CSS) of the PCell on the PCell and a UE-specific search space (USS) of the SCell on the SCell based on the performed configuration related to CA, and receiving a physical downlink control channel (PDCCH) based on the monitoring.