Support for receive-limited user equipment in wireless environments

    公开(公告)号:US11375509B2

    公开(公告)日:2022-06-28

    申请号:US15733511

    申请日:2018-02-16

    Abstract: A user device may receive from a base station, information indicating that support for a receive limited user device is enabled based on a presence of a threshold number of receive limited user devices within a range of a cell of the base station. A receive limited user device is a user device that is unable to receive a transmission that was transmitted based on one or more communication capabilities of a full set of communication capabilities. The user device may select, in response to receiving the information, one or more communication capabilities to support a receive limited user device. The user device may transmit information using the selected one or more communication capabilities.

    Techniques for handling semi-persistent scheduling collisions for wireless networks

    公开(公告)号:US10959225B2

    公开(公告)日:2021-03-23

    申请号:US16613034

    申请日:2018-04-11

    Abstract: A technique includes receiving, by a user device, a plurality of semi-persistent scheduling (SPS) configurations, each SPS configuration including an SPS identifier and an interval for each of the plurality of SPS configurations; receiving, by the user device, an SPS activation corresponding to each of the plurality of SPS configurations, each SPS activation indicating a set of resources and a modulation and coding scheme (MCS) to be used for transmission of data for the corresponding SPS configuration; determining, by the user device, that a collision will occur for the plurality of SPS configurations during a transmission time interval (TTI); selecting a MCS corresponding to one of the plurality of SPS configurations that have been determined to collide during the TTI; and transmitting, by the user device during the TTI, data using the selected MCS via an aggregated set of SPS resources that includes at least a portion of each of the sets of resources for the plurality of SPS configurations that have been determined to collide during the TTI.

    SUPPORT FOR RECEIVE-LIMITED USER EQUIPMENT IN WIRELESS ENVIRONMENTS

    公开(公告)号:US20200383100A1

    公开(公告)日:2020-12-03

    申请号:US15733511

    申请日:2018-02-16

    Abstract: A technique includes receiving, by a user device from a base station, information indicating that support for a receive limited user device is enabled based on a presence of a threshold number of receive limited user devices within a range of a cell of the base station, wherein a receive limited user device is unable to receive a transmission that was transmitted based on one or more communication capabilities of a full set of communication capabilities, selecting, by the user device in response to the receiving, one or more communication capabilities to support a receive limited user device, and transmitting, by the user device, information using the selected one or more communication capabilities.

    RRC reconfigurations during conditional handover

    公开(公告)号:US12177698B2

    公开(公告)日:2024-12-24

    申请号:US17619782

    申请日:2019-06-27

    Abstract: It is provided a method comprising monitoring if a source cell intends performing a radio reconfiguration of a terminal configured with a conditional handover from the source cell to a target cell; determining a determined category among plural predetermined categories; wherein the radio reconfiguration is associated to the determined category; for each category a respective predetermined sequence of one or more operations is defined; the respective predetermined of one of the categories is different from the respective predetermined sequence of another one of the categories; and the method further comprises inhibiting the performing of the radio reconfiguration of the terminal unless the predetermined sequence of one or more operations of the determined category is performed along with the performing of the radio reconfiguration if the source cell intends performing the radio reconfiguration of the terminal.

    Semi-persistent resource allocation enhancement for V2X communication

    公开(公告)号:US11350389B2

    公开(公告)日:2022-05-31

    申请号:US16089569

    申请日:2016-04-07

    Abstract: Various communication systems benefit from suitable allocation. For example, system for vehicle to X communication may benefit from semi-persistent resource allocation mechanisms, for example, for uplink semi-persistent scheduling. A method can include configuring at least one main semi-persistent scheduling occasion to a user equipment. The method can also include configuring at least one subsequent semi-persistent scheduling occasion to the user equipment. The at least one subsequent semi-persistent scheduling occasion can depend on usage of the at least one main semi-persistent scheduling occasion.

    RACH-Less Fallback To Two-Step Or Four-Step RACH With UL Grant

    公开(公告)号:US20210022057A1

    公开(公告)日:2021-01-21

    申请号:US16516418

    申请日:2019-07-19

    Abstract: In accordance with example embodiments of the invention there is at least a method and apparatus to perform at least receiving, by a network device of a communication network, information providing an indication to connect to a network node of the communication network using a RACH-less signaling procedure; determining that connecting to the network node using the RACH-less signaling procedure has failed; and based on the RACH-less signaling procedure failing, using at least one alternative signaling procedure for connecting to the network node using the UL resources from RACH-less procedure. Further, in accordance with example embodiments of the invention there is at least a method and apparatus to perform based on a RACH-less signaling procedure from a network device failing to connect to a network node, receiving, by the network node, at least one alternative signaling procedure from the network device for the connecting; and establishing a connection with the network device based on the at least one alternative signaling procedure from the network device using the UL resources from RACH-less procedure.

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