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公开(公告)号:US20230336218A1
公开(公告)日:2023-10-19
申请号:US18304737
申请日:2023-04-21
Applicant: QUALCOMM Incorporated
Inventor: Jun ZHU , Mihir Vijay LAGHATE , RAGHU Narayan CHALLA
IPC: H04B7/0426 , H04B7/06
CPC classification number: H04B7/043 , H04B7/0695 , H04B7/0639
Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may transmit a monitoring signal associated with one or more antennas. The UE may identify, based at least in part on the monitoring signal, a blockage associated with the one or more antennas. The UE may perform a beam search using a decreased frequency of occurrence of tracking occasions for the one or more antennas based at least in part on the identification of the blockage associated with the one or more antennas. Numerous other aspects are provided.
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公开(公告)号:US20230269600A1
公开(公告)日:2023-08-24
申请号:US17678536
申请日:2022-02-23
Applicant: QUALCOMM Incorporated
Inventor: Jun ZHU , Kang GAO , Yong LI , Tae Min KIM , Lei XIAO , Raghu Narayan CHALLA
CPC classification number: H04W16/28 , H04W56/001 , H04L1/0025
Abstract: Aspects described herein relate to receiving, from a node and using a serving beam for loop processing, at least a first signal in a synchronization signal burst set, and receiving, from the node and using a non-serving beam for beam sweeping, at least a second signal in the synchronization signal burst set.
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公开(公告)号:US20230171757A1
公开(公告)日:2023-06-01
申请号:US17540117
申请日:2021-12-01
Applicant: QUALCOMM Incorporated
Inventor: Kang GAO , Jun ZHU , Yong LI , Yongle WU , Raghu Narayan CHALLA
CPC classification number: H04W72/046 , H04W24/08 , H04W72/02 , H04W56/00
Abstract: A method of wireless communication by a user equipment (UE) includes determining a first synchronization signal block (SSB) to monitor beam management. The first SSB comprises a primary synchronization signal (PSS), multiple physical broadcast channels (PBCHs), and a secondary synchronization signal (SSS). The method also includes determining a list of receive beams for measuring the first SSB. The method further includes measuring the first SSB by measuring the PSS with a first beam from the list of receive beams, measuring, with a second beam from the list of receive beams, a first demodulation reference signal (DMRS) on a first PBCH symbol of a first of the PBCHs, measuring the SSS with a third beam from the list of receive beams; and measuring, with a fourth beam from the list of receive beams, a second DMRS on a second PBCH symbol of a second of the PBCHs.
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公开(公告)号:US20230087071A1
公开(公告)日:2023-03-23
申请号:US17447768
申请日:2021-09-15
Applicant: QUALCOMM Incorporated
Inventor: Jun ZHU , Jun HU , Bhupesh Manoharlal UMATT , Yong LI , Raghu Narayan CHALLA , Arnab PAL , Vishnu Namboodiri KARAKKAD KESAVAN NAMBOODIRI
Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may configure one or more radio frequency (RF) chains of the UE to communicate using a second radio access technology (RAT) for a length of time. The UE may identify that the length of time satisfies a threshold. The UE may configure the one or more RF chains to the first RAT. The UE may initiate a beam measurement on the first RAT in a number of consecutive measurement occasions based at least in part on the length of time satisfying the threshold. Numerous other aspects are described.
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公开(公告)号:US20230071270A1
公开(公告)日:2023-03-09
申请号:US17447009
申请日:2021-09-07
Applicant: QUALCOMM Incorporated
Inventor: Jun ZHU , Yong Li , Raghu Narayan Challa
Abstract: Certain aspects of the present disclosure provide a technique for wireless communications by a user equipment (UE). The UE implements the technique to select a number of component carriers (CCs) in both a first frequency range and a second frequency range. The UE determines a schedule for performing search and measurement in the selected number of CCs. The UE performs search and measurement in the selected CCs according to the determined schedule.
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公开(公告)号:US20230067908A1
公开(公告)日:2023-03-02
申请号:US17465491
申请日:2021-09-02
Applicant: QUALCOMM Incorporated
Inventor: Jun ZHU , Mihir Vijay LAGHATE , Yongle WU , Raghu Narayan CHALLA
Abstract: Techniques for managing base station beam panic for new radio technologies may include a user equipment (UE) measuring a signal quality of a serving beam from a base station. The UE may determine the signal quality has decreased by at least a threshold amount, and enable a signal panic operation to search for a beam different from the serving beam, in response to the signal quality decreasing by at least the threshold amount.
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公开(公告)号:US20250063589A1
公开(公告)日:2025-02-20
申请号:US18452501
申请日:2023-08-18
Applicant: QUALCOMM Incorporated
Inventor: Kang GAO , Yongle WU , Jun ZHU , Derrick Albert CHU , Vasanthan RAGHAVAN , Yong LI , Ruhua HE , Sumant Jayaraman IYER , Kang YANG , Shrenik PATEL , Raghu Narayan CHALLA
IPC: H04W72/542 , H04W72/0446 , H04W72/12
Abstract: Scheduling with split symbols for beam management is described. An apparatus is configured to receive, from a network node, DL signaling including a symbol in a first slot, and to measure a first measurement of a first beam during a first time portion, and a second measurement of a second beam during a second different time portion, of the symbol. The apparatus is configured to communicate, with the network node, using the first or second beam based on at least one of the first measurement or the second measurement. Another apparatus is configured to provide, for a UE, DL signaling including a symbol in a first slot, and to communicate, with the UE, using the first or second beam based on a first and/or second measurement. The first and second measurements are of first and second beams during a first and second different time portions of the symbol, respectively.
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公开(公告)号:US20250030467A1
公开(公告)日:2025-01-23
申请号:US18353836
申请日:2023-07-17
Applicant: QUALCOMM Incorporated
Inventor: Kang GAO , Yongle WU , Jun ZHU , Vasanthan RAGHAVAN , Derrick Albert CHU , Raghu Narayan CHALLA
Abstract: Aspects of the disclosure are directed to generation of N-port dynamic beams. For example, a user equipment (UE) may be using a 2-port predefined receive beam for communication with a wireless node. The UE may estimate a channel using the predefined receive beam to measure a rank2 reference signal received from the wireless node. The UE may generate a dynamic beam weight to maximize a communication parameter based on the estimated channel. The UE may then apply the dynamic beam weight to an antenna array.
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公开(公告)号:US20240147449A1
公开(公告)日:2024-05-02
申请号:US18050256
申请日:2022-10-27
Applicant: QUALCOMM Incorporated
Inventor: Jun ZHU , Mihir Vijay LAGHATE , Raghu Narayan CHALLA
IPC: H04W72/04
CPC classification number: H04W72/046
Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may perform a beam sweeping procedure that selects a communication beam for communicating in a wireless network, the beam sweeping procedure being based at least in part on a beam sweeping subset of beams that is dynamically selected from a plurality of beams based at least in part on a current UE operating state. The UE may communicate in the wireless network based at least in part on the communication beam that is selected based at least in part on the beam sweeping procedure. Numerous other aspects are described.
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公开(公告)号:US20240129013A1
公开(公告)日:2024-04-18
申请号:US18046183
申请日:2022-10-13
Applicant: QUALCOMM Incorporated
Inventor: Jun ZHU , Mihir Vijay LAGHATE , Leena ZACHARIAS , Raghu Narayan CHALLA
IPC: H04B7/06 , H04B7/0404
CPC classification number: H04B7/0695 , H04B7/0404
Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may identify a first throughput on a first beam of the UE, wherein the first beam is associated with a first number of antenna elements. The UE may identify an estimated maximum throughput of the UE. The UE may communicate, based at least in part on the first throughput being greater than the estimated maximum throughput, using a second beam, the second beam having a second throughput that is greater than the estimated maximum throughput, and the second beam being associated with a second number of antenna elements lesser than the first number of antenna elements. Numerous other aspects are described.
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