CN108353064B - 基于预编码器模式选择来改变循环前缀(cp)长度的方法和装置 - Google Patents

基于预编码器模式选择来改变循环前缀(cp)长度的方法和装置 Download PDF

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CN108353064B
CN108353064B CN201680068193.1A CN201680068193A CN108353064B CN 108353064 B CN108353064 B CN 108353064B CN 201680068193 A CN201680068193 A CN 201680068193A CN 108353064 B CN108353064 B CN 108353064B
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precoder mode
length
precoder
signal
receiver
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CN108353064A (zh
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A·马诺拉科斯
季庭方
J·纳姆古
J·B·索里阿加
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Qualcomm Inc
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Qualcomm Inc
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/2605—Symbol extensions, e.g. Zero Tail, Unique Word [UW]
    • H04L27/2607—Cyclic extensions
    • 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
    • H04B7/0482—Adaptive codebooks
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2689—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation
    • H04L27/2695—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation with channel estimation, e.g. determination of delay spread, derivative or peak tracking
    • 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
    • H04L5/0014—Three-dimensional division
    • H04L5/0016—Time-frequency-code
    • 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
    • H04L5/0026—Division using four or more dimensions, e.g. beam steering or quasi-co-location [QCL]
    • 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
    • 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
    • H04B7/0665—Feed forward of transmit weights to the receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2668—Details of algorithms
    • H04L27/2673—Details of algorithms characterised by synchronisation parameters
    • H04L27/2676—Blind, i.e. without using known symbols
    • H04L27/2678—Blind, i.e. without using known symbols using cyclostationarities, e.g. cyclic prefix or postfix

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
CN201680068193.1A 2015-11-24 2016-10-28 基于预编码器模式选择来改变循环前缀(cp)长度的方法和装置 Active CN108353064B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201562259446P 2015-11-24 2015-11-24
US62/259,446 2015-11-24
US15/078,087 US10237103B2 (en) 2015-11-24 2016-03-23 Changing cyclic prefix (CP) length based on precoder mode selection
US15/078,087 2016-03-23
PCT/US2016/059478 WO2017091320A1 (en) 2015-11-24 2016-10-28 Changing cyclic prefix (cp) length based on precoder mode selection

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CN108353064A CN108353064A (zh) 2018-07-31
CN108353064B true CN108353064B (zh) 2020-07-28

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US (1) US10237103B2 (OSRAM)
EP (1) EP3381164B1 (OSRAM)
JP (1) JP6882283B2 (OSRAM)
KR (1) KR102635622B1 (OSRAM)
CN (1) CN108353064B (OSRAM)
BR (1) BR112018010454A8 (OSRAM)
WO (1) WO2017091320A1 (OSRAM)

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AU2016390356A1 (en) 2016-01-26 2018-07-19 Sony Corporation Device and method
US10411782B2 (en) * 2016-03-31 2019-09-10 Qualcomm Incorporated Channel estimation for per-tone continuous precoding in downlink MIMO transmission
US10326558B2 (en) * 2016-07-20 2019-06-18 Intel Corporation Apparatus, system and method of communicating a single carrier (SC) transmission
US11153781B2 (en) * 2018-08-24 2021-10-19 Qualcomm Incorporated Variable cyclic prefix (CP) within a transmission slot in millimeter wave band
EP3902330A4 (en) * 2018-12-20 2022-11-23 Beijing Xiaomi Mobile Software Co., Ltd. UPLINK TRANSMISSION METHOD AND APPARATUS
WO2020161537A1 (en) * 2019-02-06 2020-08-13 Telefonaktiebolaget Lm Ericsson (Publ) Coverage enhanced reciprocity- based precoding scheme
CN112583751B (zh) * 2019-09-27 2021-11-19 华为技术有限公司 通信方法、装置以及设备
US12362791B2 (en) 2020-12-14 2025-07-15 Telefonaktiebolaget Lm Ericsson (Publ) Network node and method for creating a precoder in a wireless communications network
WO2025050338A1 (en) * 2023-09-07 2025-03-13 Qualcomm Incorporated Non-quadrature-phase-shift-keying elements of a precoder

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CN102823154A (zh) * 2010-04-07 2012-12-12 瑞典爱立信有限公司 与预编码mimo传送一起使用的参数化码本子集
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WO2017091320A1 (en) 2017-06-01
US20170149591A1 (en) 2017-05-25
US10237103B2 (en) 2019-03-19
BR112018010454A2 (pt) 2018-11-21
BR112018010454A8 (pt) 2019-02-26
CN108353064A (zh) 2018-07-31
JP2018536350A (ja) 2018-12-06
EP3381164A1 (en) 2018-10-03
KR20180087257A (ko) 2018-08-01
JP6882283B2 (ja) 2021-06-02
KR102635622B1 (ko) 2024-02-08
EP3381164B1 (en) 2020-01-01

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