Unified approach to random access channel partitioning and indication

    公开(公告)号:US11963234B2

    公开(公告)日:2024-04-16

    申请号:US17823908

    申请日:2022-08-31

    CPC classification number: H04W74/0833 H04W74/002

    Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive, from a base station, information that configures multiple random access channel (RACH) partitions, wherein the multiple RACH partitions are each associated with a respective combination of one or more RACH features. The UE may select, from the multiple RACH partitions, a RACH partition based at least in part on the UE satisfying one or more criteria for the combination of one or more RACH features associated with the RACH partition. The UE may transmit, to the base station, a preamble on physical RACH (PRACH) resources associated with the RACH partition to initiate a RACH procedure supporting the combination of one or more RACH features associated with the RACH partition. Numerous other aspects are described.

    PAGING EARLY INDICATIONS IN NON-TERRESTRIAL NETWORKS

    公开(公告)号:US20240064698A1

    公开(公告)日:2024-02-22

    申请号:US17892680

    申请日:2022-08-22

    CPC classification number: H04W68/02 H04W76/30

    Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may communicate a connection release message via a first beam to release a connection between the UE and a network entity. The UE may obtain an indication associated with a second beam of a non-terrestrial network entity indicating a set of one or more beams associated with a paging early indication. The UE may monitor for the PEI paging message based on whether the first beam is included in the set of one or more beams. Alternatively, the UE may skip monitoring for the PEI based on the first beam being excluded from the set of one or more beams, and the UE may monitor for a paging message during a paging occasion. In some examples, the UE may receive a message indicating the set of one or more beams from the non-terrestrial network entity.

    MONITORING FOR PERIODIC SIGNALS DURING NON-UNIFORM DISCONTINUOUS RECEPTION CYCLES

    公开(公告)号:US20240040660A1

    公开(公告)日:2024-02-01

    申请号:US17875318

    申请日:2022-07-27

    CPC classification number: H04W76/28

    Abstract: Methods, systems, and devices for wireless communications are described. For example, a network entity may output, and a user equipment (UE) may receive, a first control message identifying a first discontinuous reception (DRX) cycle and a second, different DRX cycle for the UE to use, the first and second DRX cycles having a first and second active duration, respectively. The network entity may also output a second control message identifying periodic resources for the UE to use to monitor for a periodic signal, the periodic resources being outside at least the first active duration. The UE may monitor for, and the network entity may output, based on the periodic resources being outside the first active duration, the periodic signal during the first active duration based on updating the first active duration, updating the periodic resources, or both.

    Mitigating access congestion on a wireless network

    公开(公告)号:US11889560B2

    公开(公告)日:2024-01-30

    申请号:US17332929

    申请日:2021-05-27

    CPC classification number: H04W74/0833 H04W74/006

    Abstract: Methods, systems, and devices for wireless communications are described. The method includes receiving a network access control broadcast including access control criteria associated with connecting to a base station, determining an access category associated with the UE and an access identity of the UE associated with the access category, where the access category of the UE is specific to a reduced capability classification of the UE, and selectively performing a random access procedure to connect to the base station in accordance with the access control criteria, the access identity of the UE, and the access category associated with the UE.

    UE grouping scheme for enhanced paging reception

    公开(公告)号:US11882543B2

    公开(公告)日:2024-01-23

    申请号:US17683243

    申请日:2022-02-28

    CPC classification number: H04W68/02 H04W4/08

    Abstract: A UE may select one or more paging attributes for paging reception. The one or more paging attributes may be selected from a set of network supported paging attributes. The UE may transmit, to a network, an indication of the one or more paging attributes for paging reception. The UE may receive, from the network, a response message based on the indication of the one or more paging attributes. The response message may include a first UE group number. The first UE group number may be based on at least the one or more paging attributes. The UE may receive a paging indication including a UE group number. The UE may proceed to receive and decode the paging message associated with the paging indication when the UE group number in the paging indication matches the first UE group number. Otherwise, the UE may safely disregard the paging message.

    Multiple configured grant small data transmission configurations

    公开(公告)号:US11877298B2

    公开(公告)日:2024-01-16

    申请号:US18165298

    申请日:2023-02-06

    CPC classification number: H04W72/23 H04W8/24 H04W76/27

    Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may transmit a capability message indicating support for multiple configured grant small data transmission (CG-SDT) configurations and may receive one or more downlink messages that collectively indicate a downlink bandwidth part (BWP), an uplink BWP and a set of CG-SDT configurations based on transmitting the capability message. Each CG-SDT configuration may be associated with respective time and frequency resources for use in one or more CG-SDTs. The UE may transition out of a radio resource control (RRC) connected state based on receiving the one or more downlink messages. The UE may transmit an initial CG-SDT that includes a common control channel (CCCH) message using time and frequency resources associated with one or more of the set of CG-SDT configurations based on comparing the respective time and frequency resources associated with the each of the CG-SDT configurations.

    Techniques for prioritizing multiple sets of random access channel parameters

    公开(公告)号:US11838956B2

    公开(公告)日:2023-12-05

    申请号:US17898231

    申请日:2022-08-29

    Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may receive an indication of a configuration for multiple sets of prioritization parameters for a random access channel (RACH) procedure. A first set of prioritization parameters of the multiple sets of prioritization parameters may be associated with a higher priority network slice than the other sets of prioritization parameters (e.g., than the remaining sets of prioritization parameters). The UE may detect a trigger to perform a RACH procedure and select the first set of prioritization parameters for the RACH procedure based on the first set of prioritization parameters being associated with the higher priority network slice. The UE may perform the RACH procedure for the network slice according to the first set of prioritization parameters.

    Dynamic connected discontinuous reception configuration supporting network power modes

    公开(公告)号:US11832335B2

    公开(公告)日:2023-11-28

    申请号:US17379782

    申请日:2021-07-19

    CPC classification number: H04W76/28 H04W52/0212

    Abstract: Methods, systems, and devices for dynamically configuring connected discontinuous reception (C-DRX) configurations supporting network power modes are described. In some examples, a user equipment (UE) may receive a first control signaling configuring the UE with multiple C-DRX configurations, each C-DRX configuration of the multiple C-DRX configurations corresponding to a respective network power mode. In some examples, the UE may receive a second control signaling including an identifier indicating a C-DRX configuration, of the multiple C-DRX configurations, corresponding to a first network power mode (e.g., an enhanced network power savings mode) at a base station, where the first network power mode may indicated a set of features active at the base station. The UE may communicate with the base station in accordance with the indicated C-DRX configuration and based on the first network power mode.

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