CA3049691C - Reference signal and tx/rx precoding for ue multiplexing in nr ss - Google Patents

Reference signal and tx/rx precoding for ue multiplexing in nr ss Download PDF

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Publication number
CA3049691C
CA3049691C CA3049691A CA3049691A CA3049691C CA 3049691 C CA3049691 C CA 3049691C CA 3049691 A CA3049691 A CA 3049691A CA 3049691 A CA3049691 A CA 3049691A CA 3049691 C CA3049691 C CA 3049691C
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CA
Canada
Prior art keywords
base station
ues
uplink reference
multiplexing
reference signals
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Active
Application number
CA3049691A
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English (en)
French (fr)
Other versions
CA3049691A1 (en
Inventor
Seyed Ali Akbar Fakoorian
Xiaoxia Zhang
Taesang Yoo
Siddhartha Mallik
Juan Montojo
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Qualcomm Inc
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Qualcomm Inc
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Publication date
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Publication of CA3049691A1 publication Critical patent/CA3049691A1/en
Application granted granted Critical
Publication of CA3049691C publication Critical patent/CA3049691C/en
Active legal-status Critical Current
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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
    • H04B7/0413—MIMO systems
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • 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
    • H04B7/022—Site diversity; Macro-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
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining
    • H04B7/0848—Joint weighting
    • H04B7/0854—Joint weighting using error minimizing algorithms, e.g. minimum mean squared error [MMSE], "cross-correlation" or matrix inversion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
CA3049691A 2017-02-21 2018-02-20 Reference signal and tx/rx precoding for ue multiplexing in nr ss Active CA3049691C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201762461510P 2017-02-21 2017-02-21
US62/461,510 2017-02-21
US15/932,312 US10333595B2 (en) 2017-02-21 2018-02-16 Reference signal and Tx/Rx precoding for UE multiplexing in NR SS
US15/932,312 2018-02-16
PCT/US2018/018814 WO2018156515A1 (en) 2017-02-21 2018-02-20 Reference signal and tx/rx precoding for ue multiplexing in nr ss

Publications (2)

Publication Number Publication Date
CA3049691A1 CA3049691A1 (en) 2018-08-30
CA3049691C true CA3049691C (en) 2024-02-06

Family

ID=61563499

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3049691A Active CA3049691C (en) 2017-02-21 2018-02-20 Reference signal and tx/rx precoding for ue multiplexing in nr ss

Country Status (10)

Country Link
US (2) US10333595B2 (https=)
EP (2) EP3586448B1 (https=)
JP (2) JP6980798B2 (https=)
KR (1) KR102532838B1 (https=)
CN (1) CN110366826B (https=)
BR (1) BR112019017262A2 (https=)
CA (1) CA3049691C (https=)
ES (1) ES2898369T3 (https=)
TW (1) TWI740003B (https=)
WO (1) WO2018156515A1 (https=)

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KR20210087089A (ko) 2018-11-27 2021-07-09 엑스콤 랩스 인코퍼레이티드 넌-코히어런트 협력 다중 입출력 통신
US11621870B2 (en) * 2020-04-07 2023-04-04 Qualcomm Incorporated Sounding reference signal (SRS) transmission for positioning on flexible symbols
US12088499B2 (en) 2020-04-15 2024-09-10 Virewirx, Inc. System and method for reducing data packet processing false alarms
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KR102874769B1 (ko) 2020-06-18 2025-10-23 삼성전자주식회사 무선 통신 시스템에서 스펙트럼 공유를 위한 장치 및 방법
US11552684B2 (en) * 2020-08-31 2023-01-10 Qualcomm Incorporated Techniques for reordering antenna order to avoid transmit blanking
EP4211875A4 (en) * 2020-09-07 2024-06-05 Qualcomm Incorporated PRE-EQUALIZATION AND PERFORMANCE CONTROL FOR OVER-THE-AIR MODEL AGGREGATION IN FEDERATED LEARNING
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CN112073156B (zh) * 2020-11-11 2021-03-26 电子科技大学 一种高维非正交传输方法
CN116648867A (zh) 2020-12-16 2023-08-25 艾斯康实验室公司 具有准全向波束和定向波束的无线通信
US11923944B2 (en) 2021-06-04 2024-03-05 Samsung Electronics Co., Ltd. Method and apparatus for frequency selective UL precoding
WO2023188125A1 (ja) * 2022-03-30 2023-10-05 株式会社Ｎｔｔドコモ 端末、無線通信方法及び基地局
US11876585B1 (en) * 2022-09-21 2024-01-16 Qualcomm Incorporated Modified singular-value decomposition signal-to-leakage ratio precoding for multiple-input and multiple-output systems
US20250287406A1 (en) * 2022-10-21 2025-09-11 Qualcomm Incorporated Techniques for selecting resources for joint communication and radar signals in wireless communications
WO2025260294A1 (en) * 2024-06-19 2025-12-26 Nvidia Corporation Wireless cell identification

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Also Published As

Publication number Publication date
US10833739B2 (en) 2020-11-10
BR112019017262A2 (pt) 2020-04-14
US20190305834A1 (en) 2019-10-03
EP3586448B1 (en) 2021-10-13
JP7504071B2 (ja) 2024-06-21
JP6980798B2 (ja) 2021-12-15
EP3934118C0 (en) 2023-10-11
JP2020511047A (ja) 2020-04-09
CN110366826A (zh) 2019-10-22
JP2022031738A (ja) 2022-02-22
TWI740003B (zh) 2021-09-21
KR102532838B1 (ko) 2023-05-15
EP3934118B9 (en) 2024-05-29
TW201838457A (zh) 2018-10-16
CN110366826B (zh) 2022-09-27
CA3049691A1 (en) 2018-08-30
EP3934118B1 (en) 2023-10-11
EP3586448A1 (en) 2020-01-01
KR20190117538A (ko) 2019-10-16
ES2898369T3 (es) 2022-03-07
WO2018156515A1 (en) 2018-08-30
EP3934118A1 (en) 2022-01-05
US10333595B2 (en) 2019-06-25
US20180241446A1 (en) 2018-08-23

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