Long transmission duration for wireless systems

    公开(公告)号:US11528672B2

    公开(公告)日:2022-12-13

    申请号:US17251630

    申请日:2019-08-16

    Abstract: An apparatus of a user equipment (UE) includes processing circuitry, where to configure the UE for New Radio (NR) communications above a 52.6 GHz carrier frequency, the processing circuitry is to decode higher layer signaling, the higher layer signaling including a default slot duration for a transmission of control signaling. The control signaling includes a synchronization signal (SS) and a physical broadcast channel (PBCH) signaling. Synchronization information within a SS block is decoded. The SS block is received within a SS burst set and occupying a plurality of symbols within a slot having the default slot duration. A synchronization procedure is performed with a next generation Node-B (gNB) based on the synchronization information within the SS block and the PBCH signaling.

    Uplink low-PAPR DMRS sequence design

    公开(公告)号:US11190329B2

    公开(公告)日:2021-11-30

    申请号:US16724178

    申请日:2019-12-20

    Abstract: An apparatus of user equipment (UE) includes processing circuitry coupled to a memory, where to configure the UE for DMRS processing in an NR network, the processing circuitry is to generate a plurality of binary sequences of length L, the binary sequences being arranged according to a signal quality metric. A set of CGSs is generated using the binary sequences, based on minimizing cross-correlation between subsets of binary sequences of different lengths selected from the plurality of binary sequences. A CGS is selected from the set of CGSs as a DMRS, based on uplink PRB resource allocation. The DMRS is encoded for transmission, where the encoding includes BPSK modulation and discrete Fourier transformation (DFT) spreading of the DMRS.

    APERIODIC CSI-RS RESOURCE SET TRIGGERING BY DCI WITH APERIODIC TRIGGERING OFFSET

    公开(公告)号:US20240381354A1

    公开(公告)日:2024-11-14

    申请号:US18667259

    申请日:2024-05-17

    Abstract: A generation node B (gNB) configured for aperiodic channel state information reference signal (CSI-RS) triggering and transmission may encode signalling for transmission to a user equipment (UE). The signalling to indicate an aperiodic Triggering Offset (aperiodicTriggeringOffset). The aperiodic Triggering Offset may comprise a slot offset. The gNB may encode a downlink control information (DCI) for transmission that may trigger transmission of a CSI-RS in one or more aperiodic CSI-RS resource set(s) (i.e., in one or more slots (n)). The DCI triggers transmission of the aperiodic CSI-RS within a triggered slot with the slot offset (i.e., the aperiodic TriggeringOffset). The gNB may transmit the CSI-RS in resource elements of the triggered slot in accordance with the slot offset, when CSI-RS resources are available in the slot at the slot offset. The gNB may postpone transmission of the aperiodically triggered CSI-RS to a first available downlink slot when the CSI-RS resources are not available in the triggered slot at the slot offset.

    DCI FORMAT CONFIGURED FOR VARIED BIT INTERPRETATIONS

    公开(公告)号:US20240155637A1

    公开(公告)日:2024-05-09

    申请号:US18280525

    申请日:2022-04-05

    CPC classification number: H04W72/232 H04L5/0057 H04L5/0094 H04W72/12

    Abstract: A user equipment (UE) configured for operation in a fifth-generation (5G) new radio (NR) (5G-NR) system may decode a downlink control information (DCI) format comprising one of DCI format 0_1 and DCI format 0_2. When the DCI format does not schedule a physical uplink shared channel (PUSCH) and does not trigger a sounding reference signal (SRS) transmission, and when the DCI format at least triggers a channel state information (CSI) request including at least one of a CSI reference signal (CSI-RS) operation, a CSI interference measurement (CSI-IM), and a CSI report transmission, the UE may interpret one or more fields of the DCI format that would normally be used for PUSCH scheduling and/or SRS triggering as indicating additional information or parameters for the triggered CSI request. The UE may perform the triggered CSI request using at least the information in the one or more repurposed fields of the DCI.

    BEAM MANAGEMENT FOR MULTI-TRP OPERATION IN WIRELESS NETWORKS

    公开(公告)号:US20240154680A1

    公开(公告)日:2024-05-09

    申请号:US18281829

    申请日:2022-05-04

    CPC classification number: H04B7/0696 H04B7/0626 H04W56/0015 H04W72/232

    Abstract: A computer-readable storage medium stores instructions to configure a UE for beam management for multi-TRP operation in a 5G NR and beyond wireless network, and to cause the UE to perform operations. The operations include performing measurements on a plurality of SS/PBCH blocks to determine a set of preferred SS/PBCH beams. A MAC control element (CE) is encoded for transmission to a base station. The MAC CE includes at least one preferred beam pair for the multi-TRP operation. The at least one preferred beam pair includes a pair of preferred SS/PBCH beams selected from the set and corresponding to a pair of UE antenna panels. Downlink data received by the pair of UE antenna panels during the multi-TRP operation is decoded. The downlink data is received via reception beams corresponding to the pair of preferred SS/PBCH beams.

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