TIMING-INFORMATION-BASED RANDOM ACCESS CHANNEL CONFIGURATIONS

    公开(公告)号:US20250113375A1

    公开(公告)日:2025-04-03

    申请号:US18477020

    申请日:2023-09-28

    Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a first network entity may receive, from a second network entity, configuration information indicating multiple physical random access channel (PRACH) preamble configurations that are associated with respective cyclic shifts. The first network entity may transmit, to the second network entity, a random access communication that includes a PRACH preamble in accordance with a PRACH preamble configuration of the multiple PRACH preamble configurations, the PRACH preamble configuration being selected based on timing information of the first network entity. Numerous other aspects are described.

    TWO STAGE WAKEUP SIGNALS FOR A LOW POWER RADIO

    公开(公告)号:US20250039792A1

    公开(公告)日:2025-01-30

    申请号:US18357809

    申请日:2023-07-24

    Abstract: Methods, systems, and devices for wireless communications are described. A UE may receive a first stage wakeup signal (WUS) indicating to monitor for a second stage WUS using a low power radio. For example, the first stage WUS may indicate whether to monitor one or more upcoming monitoring occasions for the second stage WUS using the low power radio. The UE may receive the second stage WUS based on receiving the indication included in the first stage WUS. The second stage WUS may indicate for the UE to activate a main radio to monitor for a control channel to receive data transmitted by the network entity. Based on receiving the second stage WUS, the UE may activate the main radio and receive data from the network entity.

    WAKE UP SIGNAL FOR MULTICAST GROUP NOTIFICATION

    公开(公告)号:US20250024368A1

    公开(公告)日:2025-01-16

    申请号:US18898527

    申请日:2024-09-26

    Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may receive control signaling from a base station that indicates a multicast or broadcast wake up signal (WUS) format. The UE may receive a multicast or broadcast WUS from the base station during a WUS monitoring occasion of a connected mode discontinuous reception (C-DRX) cycle in accordance with the control signaling. The multicast or broadcast WUS may indicate upcoming transmissions for a set of multicast or broadcast services (MBSs). If, for example, the UE is subscribed to a first MBS from the set of MBSs and the multicast or broadcast WUS indicates an upcoming transmission for the first MBS, the UE may monitor for the upcoming transmission during an active duration of the C-DRX cycle. Otherwise, the UE may enter a sleep mode to conserve power.

    INDICATION OF UNUSED ENERGY TRANSFER OR ENERGY HARVESTING OCCASIONS

    公开(公告)号:US20240430879A1

    公开(公告)日:2024-12-26

    申请号:US18341582

    申请日:2023-06-26

    Abstract: Methods, systems, and devices for wireless communications are described. Energy harvesting (EH)-capable devices may receive power from transmissions by other devices. The network may schedule a user equipment (UE) to provide an energy transfer transmission to an EH-capable device. The UE may be unable to perform the scheduled energy transfer transmission. A UE scheduled to perform an energy transfer transmission to an EH-capable device may transmit an indication to the network, the EH-capable device, or another UE that the UE will skip the scheduled energy transfer transmission. In response, the EH-capable device may not monitor for the scheduled energy transfer transmission, the network may schedule a different resource for an energy transfer transmission by the UE, the network may schedule a different UE to perform an energy transfer transmission to the EH-capable device, and/or another UE which received the indication may perform an energy transfer transmission to the EH-capable device.

    DELAY STATES AND ASSOCIATED CONFIGURATIONS

    公开(公告)号:US20240422601A1

    公开(公告)日:2024-12-19

    申请号:US18334318

    申请日:2023-06-13

    Abstract: Method and apparatus for delay states having variable configurations. The apparatus transmits, to a network entity, a delay status report indicating an uplink delay detected by the UE, wherein the uplink delay is greater than a first threshold. The apparatus switches, subsequent to transmitting the delay status report, from a first state configuration to a second state configuration that is different than the first state configuration for transmission of uplink data before a delay budget is exceeded. The second state configuration is a delay critical state and comprises a set of configurations for the transmission of the uplink data. The apparatus communicates, with the network entity, based on the second state configuration.

    REMOTE USER EQUIPMENT DISCOVERY AND LINK ESTABLISHMENT FOR REDUCED CAPABILITY USER EQUIPMENT

    公开(公告)号:US20240397301A1

    公开(公告)日:2024-11-28

    申请号:US18700656

    申请日:2021-12-31

    Abstract: Methods, systems, and devices for remote user equipment (UE) discovery and link establishment for reduced capability UE are described. In some examples, a relay UE may transmit one or more discovery messages associated with establishing a sidelink relay communication link between the relay UE and a remote UE having a reduced communication bandwidth capability relative to the relay UE. In such examples, the relay UE may perform a communication bandwidth configuration procedure with the remote UE based on the remote UE having the reduced communication bandwidth capability relative to the relay UE. In some examples, the relay UE and the remote UE may establish, in accordance with the communication bandwidth configuration procedure, the sidelink relay communication link between the relay UE and the remote UE using a reduced communication bandwidth that is less than a full communication bandwidth allocated for the relay UE.

    SLOT FORMATS AND TRANSMISSION TYPES FOR ENERGY HARVESTING-CAPABLE DEVICES

    公开(公告)号:US20240365305A1

    公开(公告)日:2024-10-31

    申请号:US18308391

    申请日:2023-04-27

    CPC classification number: H04W72/12 H04W72/20

    Abstract: Methods, systems, and devices for wireless communications are described. Energy harvesting (EH)-capable devices may harvest energy from different sources, such as a radio frequency sources or environmental conditions such as solar energy. The consumed energy by the EH-capable device may be dependent on a task type and the properties of the EH-capable device. Processing of data symbols, demodulation reference signal symbols, and control symbols may involve different energy costs at the EH-capable device. An EH-capable device configured with multiple slot formats may report to the network the immediate energy status and capabilities of the EH-capable device and/or respective energy costs for the EH-capable device for each of the slot formats. The network may schedule communications involving the EH-capable device (e.g., sidelink communications, uplink communications, or downlink communications) based on the energy costs for the EH-capable device for the multiple slot formats and/or the energy status of the EH-capable device.

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