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公开(公告)号:US20240146592A1
公开(公告)日:2024-05-02
申请号:US18546491
申请日:2021-04-15
Applicant: QUALCOMM Incorporated
Inventor: Qiaoyu LI , Chao WEI , Hao XU , Chenxi HAO
CPC classification number: H04L27/26025 , H04L27/2605 , H04W56/0015 , H04W84/06
Abstract: A method performed by a user equipment (UE) includes: determining to operate using a numerology comprising at least one item from a list consisting of: a subcarrier spacing of 60 kHz or greater, a cyclic prefix greater than 8 μs, and ten symbols per slot; and detecting and processing a first synchronization signal block (SSB), the first SSB associated with a burst set, wherein the burst set includes a plurality of SSBs having time domain (TD) locations fitting into 1 ms duration or 2 ms duration, the plurality of SSBs including 4, 5, 6, or 8 SSBs.
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公开(公告)号:US20240137898A1
公开(公告)日:2024-04-25
申请号:US18547746
申请日:2021-04-01
Applicant: QUALCOMM Incorporated
Inventor: Jing DAI , Alexandros MANOLAKOS , Chao WEI , Kianoush HOSSEINI , Weimin DUAN , Hao XU
CPC classification number: H04W64/00 , H04J3/0661 , H04L5/0051 , H04W24/10
Abstract: Disclosed are techniques for communication. In an aspect, a position estimation entity (e.g., gNB, LMF, location server, UE, etc.) determines a paired downlink positioning reference signal (DL-PRS) resource configuration for a first DL-PRS and a second DL-PRS that is offset in time from the first DL-PRS by a time offset, the first and second DL-PRSs associated with the same transmission source. The position estimation entity transmits the paired DL-PRS resource configuration to a UE, which performs measurements in accordance with the paired DL-PRS resource configuration.
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公开(公告)号:US20240072963A1
公开(公告)日:2024-02-29
申请号:US18455955
申请日:2023-08-25
Applicant: QUALCOMM Incorporated
Inventor: Yu ZHANG , Wanshi CHEN , Chao WEI , Peter GAAL , Timo Ville VINTOLA , Vishal MAHAJAN , Alexei Yurievitch GOROKHOV , Amir AMINZADEH GOHARI , Alexandros MANOLAKOS , Joseph Binamira SORIAGA , Valentin Alexandru GHEORGHIU
IPC: H04L5/00 , H04B7/0413
CPC classification number: H04L5/0048 , H04B7/0413 , H04L5/001
Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may transmit a UE capability message, the UE capability message indicating a supported transmit antenna switching (TxAS) capability for each port of the UE. The UE may receive a configuration message indicating an uplink multiple-input/multiple-output (UL MIMO) configuration for the UE, the UL MIMO configuration being based at least in part on the UE capability message. The UE may identify, based at least in part on the configuration message, a sounding reference signal (SRS) configuration to use for transmitting SRSs in conjunction with the UL MIMO communications, the SRS configuration comprising a configuration for transmission by the UE of SRSs using at least one of the two or more ports of the UE, the SRSs transmitted on one or more antennas of the UE selected according to a TxAS configuration for the respective port.
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公开(公告)号:US20240064659A1
公开(公告)日:2024-02-22
申请号:US18256016
申请日:2021-02-09
Applicant: QUALCOMM Incorporated
Inventor: Jing DAI , Chao WEI , Peng CHENG , Min HUANG , Hao XU , Wanshi CHEN
CPC classification number: H04W52/383 , H04W72/40
Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, an assisting user equipment (UE) may determine, within a resource selection window, one or more resources to reserve in a shared resource pool for an internal sidelink transmission within a disaggregated UE group including the assisting UE and one or more assisted UEs. The assisting UE may transmit, over a sidelink, an assisting reservation message indicating a lower reference signal received power (RSRP) to project onto the one or more resources reserved for the internal sidelink transmission relative to a measured RSRP that is based at least in part on a transmit power associated with the assisting reservation message. Numerous other aspects are described.
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公开(公告)号:US20240031109A1
公开(公告)日:2024-01-25
申请号:US18256625
申请日:2021-02-19
Applicant: QUALCOMM Incorporated
CPC classification number: H04L5/0057 , H04B7/0626 , H04L5/0048 , H04B7/0639
Abstract: Methods, systems, and devices for wireless communications are described. A first user equipment (UE) may transmit a trigger message to a second UE, where the trigger message triggers a channel state information (CSI) report that includes a first CSI reporting mode of a set of CSI reporting modes and a reporting quantity for the first CSI reporting mode. For a first reporting quantity, the first UE may trigger the second UE to transmit a CSI reference signal (RS), and the first UE may then receive the CSI-RS to determine CSI based on the CSI-RS. Additionally or alternatively, for other reporting quantities, the first UE may transmit the CSI-RS to the second UE, and the second UE may transmit channel state feedback to the first UE based on measuring CSI for the received CSI-RS, where the first UE determines the CSI based on the channel state feedback.
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公开(公告)号:US20230379915A1
公开(公告)日:2023-11-23
申请号:US17924615
申请日:2020-07-03
Applicant: QUALCOMM Incorporated
Inventor: Jing DAI , Chao WEI , Chenxi HAO , Qiaoyu LI , Min HUANG , Wei XI , Hao XU , Gokul SRIDHARAN , Hung Dinh LY , Enoch Shiao-Kuang LU
IPC: H04W72/21 , H04L1/00 , H04L1/1607 , H04W72/0446 , H04L1/1812
CPC classification number: H04W72/21 , H04L1/0073 , H04L1/1664 , H04W72/0446 , H04L1/1812
Abstract: The present disclosure relates to uplink control information (UCI) multiplexing for multi-slot physical uplink shared channel (PUSCH) with transport block size (TBS) scaling. Specifically, a user equipment (UE) may determine to transmit UCI on a multi-slot PUSCH transmission. The UE may further identify a number of UCI resource elements (REs) in at least one slot of the PUSCH transmission based at least on a scaling rate. The UE may further perform the PUSCH transmission including the UCI REs.
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公开(公告)号:US20230328723A1
公开(公告)日:2023-10-12
申请号:US18022502
申请日:2020-10-09
Applicant: QUALCOMM Incorporated
Inventor: Jing DAI , Chao WEI , Gokul SRIDHARAN , Chenxi HAO , Hung Dinh LY
IPC: H04W72/1268 , H04L1/00 , H04W72/21
CPC classification number: H04W72/1268 , H04L1/0061 , H04W72/21
Abstract: A configuration to determine a starting bit for PUSCH repetition with TBS scaling. The apparatus determines a TBS of a PUSCH transmission based at least in part on a set of PUSCH resources corresponding to a set of PUSCH repetitions for transmission over a repetition unit comprising a plurality of slots. The apparatus determines a starting bit location of each code block of the PUSCH transmission for a first slot of the plurality of slots. The apparatus determines a different starting bit location of each code block of the PUSCH transmission for each slot of the plurality of slots following the first slot, wherein each of the different starting bit locations for each slot following the first slot is based on a two level RV cycling. The apparatus transmits the PUSCH repetitions, each slot comprising encoded data based on respective starting bit locations.
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公开(公告)号:US20230318759A1
公开(公告)日:2023-10-05
申请号:US18014587
申请日:2020-08-14
Applicant: QUALCOMM Incorporated
IPC: H04L5/00 , H04W72/0453
CPC classification number: H04L5/0012 , H04W72/0453
Abstract: Aspects of the present disclosure provide techniques for determining frequency hopping for physical uplink shared channel (PUSCH) repetitions sent using multiple frequency domain resource allocations (FDRAs). According to certain aspects, a user equipment (UE) determines at least first and second part frequency domain resource allocations (FDRAs) for a first physical uplink shared channel (PUSCH) transmission occasion, transmits a transport block (TB) via at least first and second parts of a physical uplink shared channel (PUSCH) on the first and second part FDRAs with first and second precoders during the first PUSCH transmission occasion, determines at least first and second part FDRAs for a second PUSCH transmission occasion based on a frequency hopping scheme, and transmits the same TB via first and second parts of the PUSCH on the determined first and second part FDRAs with first and second precoders during the second PUSCH transmission occasion.
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公开(公告)号:US20230269778A1
公开(公告)日:2023-08-24
申请号:US18005341
申请日:2020-09-28
Applicant: QUALCOMM Incorporated
CPC classification number: H04W74/0833 , H04W74/04 , H04W74/006
Abstract: Aspects of the present disclosure relate to wireless communications, and more particularly, to techniques and mechanisms for indicating transport block size (TBS) scaling and/or repetition for a Msg4 physical downlink shared channel (PDSCH).
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公开(公告)号:US20230224077A1
公开(公告)日:2023-07-13
申请号:US18187255
申请日:2023-03-21
Applicant: QUALCOMM Incorporated
Inventor: Changlong XU , Jian Li , Chao WEI , Jing JIANG , Jilei HOU
IPC: H04L1/00
CPC classification number: H04L1/0061 , H04L1/0052
Abstract: Methods, systems, and devices for wireless communication are described for dynamic frozen bits of polar codes for early termination and performance improvement. A wireless device may receive a signal comprising a codeword encoded using a polar code. The wireless device may perform decoding of the codeword including at least: parity check of a first subset of decoding paths for making a decision on early termination of decoding of the codeword based on dynamic frozen bits, and generating path metrics for a second subset of the decoding paths that each pass the parity check based on the dynamic frozen bits, and performing error detection on a bit sequence corresponding to one of the second subset of the decoding paths based at part on error detection bits and the generated path metrics. The wireless device may process the information bits based on a result of the decoding.
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