O'Connor Intellectual Property

A method comprising receiving a first Radio Resource Control (RRC) reconfiguration message, the first RRC reconfiguration message including: a conditional reconfiguration field that comprises a conditional reconfiguration, and a lower-layer triggered mobility (LTM) configuration field that comprises an LTM configuration, the conditional reconfiguration comprising an RRC reconfiguration field that includes a second RRC reconfiguration message, wherein the second RRC reconfiguration message comprises a master key update field and wherein the LTM configuration field is precluded from the second RRC reconfiguration message, the LTM configuration comprising an attempt LTM switch field and an RRC reconfiguration field that includes a third RRC reconfiguration message, wherein the conditional reconfiguration field, the LTM configuration field, and the master key update field are precluded from the third RRC reconfiguration message, detecting a radio link failure of a master cell group (MCG), determining a selected cell based on the radio link failure of the MCG, and performing an LTM cell switch to the selected cell based on the LTM configuration is disclosed.

A method comprising receiving a first Radio Resource Control (RRC) reconfiguration message, the first RRC reconfiguration message including: a conditional reconfiguration field that comprises a conditional reconfiguration, and a lower-layer triggered mobility (LTM) configuration field that comprises an LTM configuration, the conditional reconfiguration comprising an RRC reconfiguration field that includes a second RRC reconfiguration message, wherein the second RRC reconfiguration message comprises a master key update field and wherein the LTM configuration field is precluded from the second RRC reconfiguration message, the LTM configuration comprising an attempt LTM switch field and an RRC reconfiguration field that includes a third RRC reconfiguration message, wherein the conditional reconfiguration field, the LTM configuration field, and the master key update field are precluded from the third RRC reconfiguration message, detecting a radio link failure of a master cell group (MCG), determining a selected cell based on the radio link failure of the MCG, and performing an LTM cell switch to the selected cell based on the LTM configuration is disclosed.

A method comprising receiving a first Radio Resource Control (RRC) reconfiguration message, the first RRC reconfiguration message including: a conditional reconfiguration field that comprises a conditional reconfiguration, and a lower-layer triggered mobility (LTM) configuration field that comprises an LTM configuration, the conditional reconfiguration comprising an RRC reconfiguration field that includes a second RRC reconfiguration message, wherein the second RRC reconfiguration message comprises a master key update field and wherein the LTM configuration field is precluded from the second RRC reconfiguration message, the LTM configuration comprising an attempt LTM switch field and an RRC reconfiguration field that includes a third RRC reconfiguration message, wherein the conditional reconfiguration field, the LTM configuration field, and the master key update field are precluded from the third RRC reconfiguration message, detecting a radio link failure of a master cell group (MCG), determining a selected cell based on the radio link failure of the MCG, and performing an LTM cell switch to the selected cell based on the LTM configuration is disclosed.

A method comprising receiving a first Radio Resource Control (RRC) reconfiguration message, the first RRC reconfiguration message including: a conditional reconfiguration field that comprises a conditional reconfiguration, and a lower-layer triggered mobility (LTM) configuration field that comprises an LTM configuration, the conditional reconfiguration comprising an RRC reconfiguration field that includes a second RRC reconfiguration message, wherein the second RRC reconfiguration message comprises a master key update field and wherein the LTM configuration field is precluded from the second RRC reconfiguration message, the LTM configuration comprising an attempt LTM switch field and an RRC reconfiguration field that includes a third RRC reconfiguration message, wherein the conditional reconfiguration field, the LTM configuration field, and the master key update field are precluded from the third RRC reconfiguration message, detecting a radio link failure of a master cell group (MCG), determining a selected cell based on the radio link failure of the MCG, and performing an LTM cell switch to the selected cell based on the LTM configuration is disclosed.

A method comprising initiating a random access (RA) procedure, by a reconfiguration with sync, for a bandwidth part (BWP), in circumstances where the reconfiguration with sync was not initiated for recovery using an lower-layer triggered mobility (LTM) candidate configuration, in circumstances where the BWP was configured with the dedicated contention free RA resources for the 4-step RA type, performing 4-step RA, in circumstances where the active BWP was not configured with the dedicated contention free RA resources for the 4-step RA type: in circumstances where the BWP was configured with the dedicated contention free RA resources for the 2-step RA type, performing 2-step RA, in circumstances where the BWP was not configured with the dedicated contention free RA resources for the 2-step RA type, performing 4-step RA; in circumstances where the reconfiguration with sync was initiated for recovery using an LTM candidate configuration: in circumstances where the BWP is configured with RA resources for 2-step RA type: in circumstances where the BWP is not configured with RA resources for 4-step RA type random access, performing 2-step RA, in circumstances where the BWP is configured with RA resources for 4-step RA type: in circumstances where the measured RSRP of the downlink pathloss reference is above the message-A threshold, performing 2-step RA, and in circumstances where the measured RSRP of the downlink pathloss reference is not above the message-A threshold, performing 4-step RA is disclosed.

A method comprising initiating a random access (RA) procedure, by a reconfiguration with sync, for a bandwidth part (BWP), in circumstances where the reconfiguration with sync was not initiated for recovery using an lower-layer triggered mobility (LTM) candidate configuration, in circumstances where the BWP was configured with the dedicated contention free RA resources for the 4-step RA type, performing 4-step RA, in circumstances where the active BWP was not configured with the dedicated contention free RA resources for the 4-step RA type: in circumstances where the BWP was configured with the dedicated contention free RA resources for the 2-step RA type, performing 2-step RA, in circumstances where the BWP was not configured with the dedicated contention free RA resources for the 2-step RA type, performing 4-step RA; in circumstances where the reconfiguration with sync was initiated for recovery using an LTM candidate configuration: in circumstances where the BWP is configured with RA resources for 2-step RA type: in circumstances where the BWP is not configured with RA resources for 4-step RA type random access, performing 2-step RA, in circumstances where the BWP is configured with RA resources for 4-step RA type: in circumstances where the measured RSRP of the downlink pathloss reference is above the message-A threshold, performing 2-step RA, and in circumstances where the measured RSRP of the downlink pathloss reference is not above the message-A threshold, performing 4-step RA is disclosed.

A method comprising initiating a random access (RA) procedure, by a reconfiguration with sync, for a bandwidth part (BWP), in circumstances where the reconfiguration with sync was not initiated for recovery using an lower-layer triggered mobility (LTM) candidate configuration, in circumstances where the BWP was configured with the dedicated contention free RA resources for the 4-step RA type, performing 4-step RA, in circumstances where the active BWP was not configured with the dedicated contention free RA resources for the 4-step RA type: in circumstances where the BWP was configured with the dedicated contention free RA resources for the 2-step RA type, performing 2-step RA, in circumstances where the BWP was not configured with the dedicated contention free RA resources for the 2-step RA type, performing 4-step RA; in circumstances where the reconfiguration with sync was initiated for recovery using an LTM candidate configuration: in circumstances where the BWP is configured with RA resources for 2-step RA type: in circumstances where the BWP is not configured with RA resources for 4-step RA type random access, performing 2-step RA, in circumstances where the BWP is configured with RA resources for 4-step RA type: in circumstances where the measured RSRP of the downlink pathloss reference is above the message-A threshold, performing 2-step RA, and in circumstances where the measured RSRP of the downlink pathloss reference is not above the message-A threshold, performing 4-step RA is disclosed.

A method comprising receiving configuration information for a plurality of multicast Multicast and Broadcast Service (MBS) sessions and configuration information for a plurality of broadcast MBS sessions, receiving a paging transmission that includes at least one paging record, the paging record comprising: a mobile terminated small data transmission (MT-SDT) indicator, and a paging group list comprising a plurality of MBS session identifiers, initiating an RRC connection resumption procedure, based on the at least one paging record, with a resume cause set to indicate MT-SDT in circumstances where conditions for receiving data in the RRC_INACTIVE state are determined as satisfied, and all MBS sessions indicated by the MBS session identifiers included in the paging group list are configured for receiving data in an RRC_INACTIVE state, and initiating an RRC connection resumption procedure, based on the at least one paging record, with a resume cause set to indicate mobile terminated access (MT-Access) in circumstances where conditions for receiving data in the RRC_INACTIVE state are determined as not satisfied, or not all MBS sessions indicated by the MBS session identifiers included in the paging group list are configured for receiving data in an RRC_INACTIVE state.is disclosed.

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