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公开(公告)号:US20230421332A1
公开(公告)日:2023-12-28
申请号:US18252519
申请日:2021-01-15
Applicant: QUALCOMM Incorporated
Inventor: Chenxi HAO , Mostafa KHOSHNEVISAN , Yu ZHANG , Xiaoxia ZHANG , Fang YUAN , Jing SUN
CPC classification number: H04L5/0057 , H04L1/08
Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may determine a transmission of a channel status information (CSI) report based at least in part on receiving a CSI request via PDCCH repetitions, based at least in part on transmitting the CSI report via PUCCH repetitions, or based at least in part on transmitting the CSI report via PUSCH repetitions. The UE may determine, based at least in part on the determined transmission of the CSI report, CSI processing criteria including one or more of a CSI processing timeline, a CSI processing unit occupation duration, a resource and port occupation duration, or a CSI reference resource slot. The UE may selectively transmit the CSI report based at least in part on the determined CSI processing criteria. Numerous other aspects are described.
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公开(公告)号:US20230412223A1
公开(公告)日:2023-12-21
申请号:US17807110
申请日:2022-06-15
Applicant: QUALCOMM Incorporated
Inventor: Ahmed Attia ABOTABL , Yu ZHANG , Hung Dinh LY
IPC: H04B7/06 , H04B7/0456
CPC classification number: H04B7/0626 , H04B7/0632 , H04B7/0639 , H04B7/0456
Abstract: Aspects described herein relate to receiving a channel state information (CSI) report configuration indicating a plurality of codebooks and a plurality of sub-bands associated with the plurality of codebooks, the CSI report configuration associated with a CSI report size limit, and transmit, based on the CSI report configuration, a CSI report within the CSI report size limit, the CSI report including CSI for at least a portion of the plurality of sub-bands associated with the plurality of codebooks. Other aspects relate to transmitting the CSI report configuration and receiving the CSI report.
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公开(公告)号:US20230388093A1
公开(公告)日:2023-11-30
申请号:US18323216
申请日:2023-05-24
Applicant: QUALCOMM Incorporated
Inventor: Yu ZHANG , Wanshi CHEN
IPC: H04L5/00 , H04W72/0453 , H04W72/23
CPC classification number: H04L5/0094 , H04L5/0048 , H04W72/0453 , H04W72/23
Abstract: Certain aspects of the present disclosure relate to methods and apparatus for flexibly setting subband CSI-related parameters.
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公开(公告)号:US20230370860A1
公开(公告)日:2023-11-16
申请号:US17663656
申请日:2022-05-16
Applicant: QUALCOMM Incorporated
Inventor: Pinar SEN , Seyong PARK , Abdelrahman Mohamed Ahmed Mohamed IBRAHIM , Renqiu WANG , Muhammad Sayed Khairy ABDELGHAFFAR , Yu ZHANG , Krishna Kiran MUKKAVILLI , Tingfang JI , Danlu ZHANG
CPC classification number: H04W16/28 , H04B7/0617 , H04B7/0695
Abstract: Certain aspects relate to techniques for estimating and compensating for antenna array rotation of a wireless node. For example, the antenna array of the wireless node may rotate about one or more of an x-axis, a y-axis, and a z-axis, which may misalign the antenna array relative to another antenna array of another wireless node, causing degradation of communications between the two nodes. In some examples, the wireless node may obtain, from a first antenna array of the other wireless node via a second antenna array of the first wireless node, a first pilot signal and a second pilot signal via a first beam. In some examples, the first wireless node may perform a first alignment compensation based on a phase difference between the first pilot signal and the second pilot signal.
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305.
公开(公告)号:US20230370129A1
公开(公告)日:2023-11-16
申请号:US18246642
申请日:2020-11-03
Applicant: QUALCOMM Incorporated
Inventor: Chenxi HAO , Mostafa KHOSHNEVISAN , Yu ZHANG , Peter GAAL , Jing SUN , Tao LUO , Xiaoxia ZHANG , Juan MONTOJO , Wanshi CHEN , Hao XU
IPC: H04B7/0456 , H04B7/06 , H04L5/00
CPC classification number: H04B7/0478 , H04B7/0626 , H04B7/0639 , H04L5/005 , H04W72/0453
Abstract: Aspects of the present disclosure provide techniques for channel state information (CSI) reporting in multiple transmitter receiver point (mTRP) scenarios.
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公开(公告)号:US20230353277A1
公开(公告)日:2023-11-02
申请号:US18006853
申请日:2020-09-11
Applicant: QUALCOMM Incorporated
CPC classification number: H04L1/0041 , H04L1/0045 , H04W72/12
Abstract: Methods, systems, and devices for wireless communications are described. In some wireless communications systems, devices may implement multiple autoencoders for communications. A wireless device may select an autoencoder to use for communications based on a size parameter for a message. For example, a user equipment (UE) may receive a grant from a base station indicating a size parameter for communicating a message. The UE and base station may determine, from a set of neural network (NN)-based encoders configured at the UE, an NN-based encoder corresponding to the size parameter. The UE may communicate the message with the base station according to the grant and based on the determined NN-encoder. In some examples, the UE and base station may determine a number of resource segments from a set of resources allocated for communication and may determine respective NN-based encoders for the different resource segments.
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公开(公告)号:US20230337158A1
公开(公告)日:2023-10-19
申请号:US18042590
申请日:2020-10-08
Applicant: QUALCOMM Incorporated
Inventor: Yu ZHANG , Hung Dinh LY , Jinseok CHOI , Krishna Kiran MUKKAVILLI , Hwan Joon KWON , Tingfang JI , Naga BHUSHAN
IPC: H04W56/00
CPC classification number: H04W56/0015
Abstract: Methods, systems, and devices for wireless communications are described. Generally, the described techniques provide for performing initial access procedures including transmitting or receiving synchronization signal blocks (SSBs) based on a capability of a user equipment (UE) to use reconfigurable intelligent surfaces (RISs). In some examples, a base station may transmit SSBs using two synchronization raster grids. For example, the base station may transmit SSBs on a first synchronization raster grid for UEs that do not support RISs and on a second synchronization raster grid for UEs that support RISs. In some examples, a base station may transmit different types of SSBs. For example, a base station may transmit a first type of SSB for UEs that do not support RISs and a second type of SSB for UEs that support RISs. A UE may search for and receive SSBs according to a capability of the UE.
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308.
公开(公告)号:US20230247631A1
公开(公告)日:2023-08-03
申请号:US18003674
申请日:2021-08-13
Applicant: QUALCOMM Incorporated
Inventor: Chenxi HAO , Yu ZHANG , Chao WEI , Fang YUAN , Liangming WU , Qiaoyu LI , Wanshi CHEN , Hao XU
IPC: H04W72/1273 , H04L5/00 , H04W24/08 , H04L1/1812
CPC classification number: H04W72/1273 , H04L5/0051 , H04L5/0057 , H04W24/08 , H04L1/1812
Abstract: This disclosure provides systems, methods and apparatus, including computer programs encoded on computer storage media, for transmitting a channel state information (CSI) report from a user equipment (UE). The CSI report may be a UE initiated CSI report or may be based on a downlink grant. The UE may receive a downlink grant scheduling a physical downlink shared channel (PDSCH) and a demodulation reference signal (DMRS). The UE may determine to report a CSI in response to a measurement of a downlink measurement resource or in response to the downlink grant requesting the CSI. The UE may determine a reserved uplink resource on which to report the CSI. The UE may transmit a CSI report on the reserved uplink resource.
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309.
公开(公告)号:US20230246686A1
公开(公告)日:2023-08-03
申请号:US18012067
申请日:2020-08-07
Applicant: QUALCOMM Incorporated
Inventor: Yi HUANG , Wanshi CHEN , Juan MONTOJO , Wei YANG , Yu ZHANG , Huilin XU , Hwan Joon KWON , Krishna Kiran MUKKAVILLI , Tingfang JI , Peter GAAL
IPC: H04B7/06 , H04L5/00 , H04W72/232 , H04B7/0456
CPC classification number: H04B7/0626 , H04B7/0456 , H04L5/0051 , H04L5/0053 , H04W72/232
Abstract: This disclosure provides systems, methods, apparatus, computer programs encoded on computer readable-medium to provide a user equipment (UE) to receive a reference signal from a base station, wherein the reference signal is received within a frequency-time region that overlaps with a control channel frequency-time region, generate information related to a control channel between the UE and the base station based on the reference signal, and transmitting the information to the base station.
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公开(公告)号:US20230244952A1
公开(公告)日:2023-08-03
申请号:US18004393
申请日:2020-09-04
Applicant: QUALCOMM Incorporated
IPC: G06N3/098 , G06N3/044 , H04W72/1268
CPC classification number: G06N3/098 , G06N3/044 , H04W72/1268
Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may determine quantized parameters in a recurrent neural network (RNN), or gradients to derive the RNN, based at least in part on artificial intelligence (AI) modeling at the UE as part of a federated edge learning system. The UE may generate a message that indicates the quantized parameters or gradients determined by the UE. The message may include a medium access control (MAC) protocol data unit or a set of bits obtained from a MAC layer, packet data convergence protocol layer, or application layer. The UE may transmit the message to a base station on a physical uplink shared channel (PUSCH) radio resource that overlaps with PUSCH radio resources used by other UEs. Numerous other aspects are provided.
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