SG11201811757UA - Uplink multiple-input multiple-output (mimo) scheduling using beamformed reference signals - Google Patents

Uplink multiple-input multiple-output (mimo) scheduling using beamformed reference signals

Info

Publication number
SG11201811757UA
SG11201811757UA SG11201811757UA SG11201811757UA SG11201811757UA SG 11201811757U A SG11201811757U A SG 11201811757UA SG 11201811757U A SG11201811757U A SG 11201811757UA SG 11201811757U A SG11201811757U A SG 11201811757UA SG 11201811757U A SG11201811757U A SG 11201811757UA
Authority
SG
Singapore
Prior art keywords
international
parameters
california
san diego
morehouse
Prior art date
Application number
SG11201811757UA
Other languages
English (en)
Inventor
Jay Kumar Sundararajan
Naga Bhushan
Haitong Sun
Tingfang Ji
Yu Zhang
Wanshi Chen
Original Assignee
Qualcomm Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of SG11201811757UA publication Critical patent/SG11201811757UA/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0404—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas the mobile station comprising multiple antennas, e.g. to provide uplink diversity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems
    • H04B7/0417—Feedback systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems
    • H04B7/0452—Multi-user MIMO systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0617—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal for beam forming
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/063—Parameters other than those covered in groups H04B7/0623 - H04B7/0634, e.g. channel matrix rank or transmit mode selection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0634—Antenna weights or vector/matrix coefficients
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
    • H04B7/0695—Hybrid systems, i.e. switching and simultaneous transmission using beam selection
    • H04B7/06952—Selecting one or more beams from a plurality of beams, e.g. beam training, management or sweeping
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
  • Radio Transmission System (AREA)
SG11201811757UA 2016-08-12 2017-08-11 Uplink multiple-input multiple-output (mimo) scheduling using beamformed reference signals SG11201811757UA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PCT/CN2016/094956 WO2018027936A1 (en) 2016-08-12 2016-08-12 Uplink multiple-input multiple-output (mimo) scheduling using beamformed reference signals
PCT/CN2017/097197 WO2018028693A1 (en) 2016-08-12 2017-08-11 Uplink multiple-input multiple-output (mimo) scheduling using beamformed reference signals

Publications (1)

Publication Number Publication Date
SG11201811757UA true SG11201811757UA (en) 2019-02-27

Family

ID=61161531

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201811757UA SG11201811757UA (en) 2016-08-12 2017-08-11 Uplink multiple-input multiple-output (mimo) scheduling using beamformed reference signals

Country Status (9)

Country Link
US (2) US11025309B2 (https=)
EP (1) EP3497804A4 (https=)
JP (1) JP7209621B2 (https=)
CN (1) CN109565307B (https=)
AU (1) AU2017309254B2 (https=)
BR (1) BR112019002385A2 (https=)
CA (1) CA3029655A1 (https=)
SG (1) SG11201811757UA (https=)
WO (2) WO2018027936A1 (https=)

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EP3921963B1 (en) * 2019-02-08 2023-08-23 Lenovo (Singapore) Pte. Ltd. Selective retransmission of groupcast data
US10826568B1 (en) * 2019-05-03 2020-11-03 Qualcomm Incorporated Simultaneous multiple default beams
US11277185B2 (en) * 2019-05-10 2022-03-15 Qualcomm Incorporated Multi-beam operation with a single TCI state
US11206076B2 (en) * 2019-08-07 2021-12-21 Samsung Electronics Co., Ltd. Method and apparatus for low-latency beam selection
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US11456790B2 (en) * 2019-08-16 2022-09-27 Qualcomm Incorporated Multi-beam selection for beamformed multiple input multiple output wireless communications
US11444734B2 (en) * 2019-09-10 2022-09-13 Qualcomm Incorporated Beam-specific group delay / frequency lookup table signaling for high-precision multi-round-trip-time
EP4042784A4 (en) * 2019-10-09 2024-01-17 JRD Communication (Shenzhen) Ltd SIDELINK COMMUNICATIONS
CN115226117B (zh) 2020-02-07 2024-07-02 维沃移动通信有限公司 波束指示方法、装置、设备及介质
CN115152172B (zh) * 2020-02-28 2026-04-14 高通股份有限公司 在接收到否定确收之际的波束切换
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CN114124176A (zh) * 2020-08-27 2022-03-01 华为技术有限公司 预编码方法及通信装置
US20220078798A1 (en) * 2020-09-09 2022-03-10 Qualcomm Incorporated Radio frequency considerations for bandwidth part (bwp) selection
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US12284720B2 (en) 2021-01-15 2025-04-22 Qualcomm Incorporated Techniques for managing power amplifier reliability for multi-SIM antenna switching concurrency
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US20230058859A1 (en) * 2021-08-17 2023-02-23 Qualcomm Incorporated Wireless transmission reception point (trp) information exchange
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WO2023201703A1 (en) * 2022-04-22 2023-10-26 Qualcomm Incorporated Channel state information report configuration for multiple transmit receive points
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Also Published As

Publication number Publication date
JP2019530277A (ja) 2019-10-17
CN109565307A (zh) 2019-04-02
US11569875B2 (en) 2023-01-31
JP7209621B2 (ja) 2023-01-20
US11025309B2 (en) 2021-06-01
WO2018027936A1 (en) 2018-02-15
EP3497804A1 (en) 2019-06-19
CA3029655A1 (en) 2018-02-15
AU2017309254A1 (en) 2019-01-24
CN109565307B (zh) 2021-11-09
US20210297119A1 (en) 2021-09-23
EP3497804A4 (en) 2019-06-26
AU2017309254B2 (en) 2021-12-16
WO2018028693A1 (en) 2018-02-15
BR112019002385A2 (pt) 2019-06-04
US20190199413A1 (en) 2019-06-27

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