Abstract: The present disclosure relates to mobility in dual connectivity (DC) in wireless communications. According to an embodiment of the present disclosure, a method performed by a wireless device in a wireless communication system comprises: receiving, from a network, a plurality of conditional mobility commands, each of the plurality of conditional mobility commands comprising a respective trigger type; identifying, among the plurality of conditional mobility commands, one or more conditional mobility commands comprising a trigger type corresponding to a secondary cell group (SCG) configuration status of the wireless device; and performing an evaluation of one or more target cells related to the one or more conditional mobility commands.

Abstract: The present disclosure relates to method and apparatus for cell reselection in wireless communications. According to an embodiment of the present disclosure, a method performed by a wireless device in a wireless communication system comprises performing a cell reselection to a cell at a first time point during a time duration; receiving, from the cell, information comprising a first time range and a weight related to the first time range; determining a mobility counter based on the weight related to the first time range, wherein a time length between the first time point and a second time point at which a previous cell reselection is performed during the time duration is within the first time range; and determining a mobility state of the wireless device based on the mobility counter.

Abstract: A disclosure of this specification provides a method for radio communication, performed by user equipment (UE). The method is comprising: connecting to a non-terrestrial network (NTN) satellite serving a targeted service area via a service link, wherein the NTN satellite is connected to a gateway via a feeder link; receiving, from the NTN satellite, information on service time of a serving cell; starting to perform neighbor cell measurement at a time point before end of the service time of the serving cell by a certain time, regardless of whether a cell quality of the serving cell meets a cell selection criterion S, wherein the NTN satellite provides an earth fixed system, wherein the information on the service time includes information on when the serving cell is going to stop serving the targeted service area, wherein the information on the service time is provided based on a Coordinated Universal Time.

Abstract: A method and apparatus for inheriting a broadcast system information in a wireless communication system is provided. A wireless device receives, from a first cell, a broadcast system information including a first information and a second information. A wireless device receives, from a second cell, another broadcast system information including anew information to replace the first information. A wireless device performs a measurement procedure, a cell selection procedure, and/or a cell reselection procedure while in the second cell, based on the second information received from the first cell.

Abstract: A method and apparatus for pausing Radio Link Failure detection for Non-Terrestrial Networks is provided. A wireless device establishes a connection with a Radio Access Node (RAN) node. A wireless device initiating a Radio Link Failure (RLF) detection for the connection. A wireless device receives, from the RAN node, information on feeder link switching which informs that an NTN gateway for the RAN node is switched. A wireless device stops the initiated RLF detection based on the information on the feeder link switching.

Abstract: A method and apparatus for measurement in idle state or inactive state considering a network slice in a wireless communication system is provided. A wireless device configures multiple network slices. A wireless device receives network slice information related to the multiple network slices. A wireless device establishes a Packet Data Unit (PDU) session for a specific service. A wireless device determines one or more frequencies that support the at least one network slice used by the PDU session among the multiple network slices, based on the frequency information. A wireless device reports measurement results on the determined one or more frequencies.

Abstract: A method and apparatus for utilizing a dynamic configuration in a wireless communication system is provided. A wireless device receives, from a network, a single configuration set including a first configuration associated with a first time information and a second configuration associated with a second time information. A wireless device applies the first configuration based on the first time information. A wireless device applies the second configuration and discarding the first configuration based on the second time information. The single configuration set is different from another single configuration set provided for another wireless device in the cell.

Abstract: A disclosure of this specification provides a method for radio communication, performed by user equipment (UE). The method is comprising: connecting to a non-terrestrial network (NTN) satellite serving a targeted service area via a service link, wherein the NTN satellite is connected to a gateway via a feeder link; receiving, from the NTN satellite, information on service time of a serving cell; starting to perform neighbor cell measurement at a time point before end of the service time of the serving cell by a certain time, regardless of whether a cell quality of the serving cell meets a cell selection criterion S, wherein the NTN satellite provides an earth fixed system, wherein the information on the service time includes information on when the serving cell is going to stop serving the targeted service area, wherein the information on the service time is provided based on a Coordinated Universal Time.

Abstract: Various embodiments provide a method for transceiving a signal by a terminal and a base station in a wireless communication system and a device supporting same.

Abstract: The present disclosure relates to managing measurement results in wireless communications. According to an embodiment of the present disclosure, a method performed by wireless device in a wireless communication system, the method comprises: receiving, from a first cell, a first frequency list for a measurement comprising a specific frequency; performing a measurement on the specific frequency to obtain a measurement result for the specific frequency; receiving, from a second cell to which a cell reselection is performed, a second frequency list for a measurement; and upon identifying that the specific frequency is different from all frequencies included in the second frequency list, releasing the measurement result for the specific frequency.

Abstract: A method and apparatus for suspending measurement with measurement configuration in a wireless communication system is provided. A wireless device receives, from a first cell, measurement configuration including a measurement frequency list and a suspension cell list. A wireless device perform measurements on at least one frequency included in the measurement frequency list. A wireless device moves to a second cell from the first cell. A wireless device stops the measurements and keeps the measurement configuration, based on determining that the second cell is included in the suspension cell list.

Abstract: The present disclosure relates to performing measurement in wireless communications.

Abstract: The present disclosure relates to a target cell selection for mobility. According to an embodiment of the present disclosure, a user equipment (UE) may apply an adjustment value to a mobility metric of a cell to obtain an effective mobility metric of the cell. The adjustment value may be related to a remaining service time for one or more cells. The UE may perform a mobility based on the effective mobility metric of the cell.

Abstract: A method and apparatus for managing measurement results for early measurement in a wireless communication system is provided. A wireless device receives, from a network, measurement configuration for early measurement, wherein the measurement configuration includes 1) a first frequency group for a first Radio Access Technology (RAT), and 2) a second frequency group for a second RAT. A wireless device transmits a measurement report including the measurements results of only one of the first frequency group and the second frequency group. A wireless device discards the stored measurement results of the other one of the first frequency group and the second frequency group which are not transmitted to the network.

Abstract: The present disclosure relates to a cell reselection in wireless communications. According to an embodiment of the present disclosure, a method performed by a wireless device in a wireless communication system, the method comprises: receiving a connection release message from a network upon which the wireless device leaving a connected state; receiving a configuration of a threshold range from the network; receiving information for identities (IDs) of higher priority cells from the network; identifying a highest ranked cell among a plurality of neighbor cells based on a result of a measurement on the plurality of neighbor cells; identifying one or more neighbor cells among the plurality of neighbor cells whose ranking value is within the threshold range of a ranking value of the highest ranked cell; and performing a cell reselection to a cell among the one or more neighbor cells based on that an ID of the cell is included in the IDs of higher priority cells.

Abstract: A method and apparatus for handling ephemeris information for a NTN cell in a wireless communication system is provided. A wireless device may receive, from a network, an ephemeris information related to a Non-Terrestrial Networks (NTN) cell. The wireless device may determine whether the ephemeris information is valid or not, based on whether the measurement on the NTN cell is able to be performed during the service time of the NTN cell. Based on determining that the ephemeris information is not valid, the wireless device may transmit, to the network, (1) information informing that the ephemeris information is not valid and (2) information on time at which the measurement on the NTN cell is able to be performed.

Abstract: A method and apparatus for controlling relaxed measurement in a wireless communication system is provided. A wireless device receives, from a network, a first measurement configuration including at least one of relaxed measurement conditions. A wireless device receives, from the network, a second measurement configuration including a frequency set to be measured in an idle state and/or an inactive state. A wireless device determines to perform a relaxed measurement or no measurement on at least one of frequency which is not included in the frequency set included in the second measurement configuration, based on that the at least one of the relaxed measurement conditions is met.

Abstract: Various embodiments provide a method for transceiving a signal by a terminal and a base station in a wireless communication system and a device supporting same.

Abstract: A method and apparatus for informing relaxed measurement upon early measurement reporting in a wireless communication system is provided. A wireless device evaluates the at least one of the relaxed measurement conditions based on measurement results of the serving frequency. A wireless device performs relaxed measurement on the serving frequency and/or the at least one of neighbor frequencies based on the evaluation. A wireless device transmits, to the network, a message including 1) measurement results on each frequency of the frequency set, and 2) information on the relaxed measurement on the each frequency of the frequency set.

Abstract: A method and apparatus for path selection scheme for a master cell group (MCG) failure reporting is provided. A wireless device configured to operate in a wireless communication system determines a path for master cell group (MCG) failure information to inform a failure on a primary cell (PCell) of a MCG from among the at least one secondary ell (SCell) of the MCG and a secondary cell group (SCG), and transmits the MCG failure information via the determined path.