KR102635622B1 - 프리코더 모드 선택에 기초한 사이클릭 프리픽스 (cp) 길이의 변경 - Google Patents

프리코더 모드 선택에 기초한 사이클릭 프리픽스 (cp) 길이의 변경 Download PDF

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KR102635622B1
KR102635622B1 KR1020187014444A KR20187014444A KR102635622B1 KR 102635622 B1 KR102635622 B1 KR 102635622B1 KR 1020187014444 A KR1020187014444 A KR 1020187014444A KR 20187014444 A KR20187014444 A KR 20187014444A KR 102635622 B1 KR102635622 B1 KR 102635622B1
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precoder mode
signal
precoder
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KR20180087257A (ko
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알렉산드로스 마놀라코스
팅팡 지
준 남궁
조셉 비나미라 소리아가
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퀄컴 인코포레이티드
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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)
KR1020187014444A 2015-11-24 2016-10-28 프리코더 모드 선택에 기초한 사이클릭 프리픽스 (cp) 길이의 변경 Active KR102635622B1 (ko)

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 2016-03-23
US15/078,087 US10237103B2 (en) 2015-11-24 2016-03-23 Changing cyclic prefix (CP) length based on precoder mode selection
PCT/US2016/059478 WO2017091320A1 (en) 2015-11-24 2016-10-28 Changing cyclic prefix (cp) length based on precoder mode selection

Publications (2)

Publication Number Publication Date
KR20180087257A KR20180087257A (ko) 2018-08-01
KR102635622B1 true KR102635622B1 (ko) 2024-02-08

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KR1020187014444A Active KR102635622B1 (ko) 2015-11-24 2016-10-28 프리코더 모드 선택에 기초한 사이클릭 프리픽스 (cp) 길이의 변경

Country Status (7)

Country Link
US (1) US10237103B2 (https=)
EP (1) EP3381164B1 (https=)
JP (1) JP6882283B2 (https=)
KR (1) KR102635622B1 (https=)
CN (1) CN108353064B (https=)
BR (1) BR112018010454A8 (https=)
WO (1) WO2017091320A1 (https=)

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US10985950B2 (en) 2016-01-26 2021-04-20 Sony Corporaton Apparatus and method for performing radio communication
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
US11902965B2 (en) 2018-12-20 2024-02-13 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
US11006423B2 (en) * 2019-05-20 2021-05-11 Telefonaktiebolaget Lm Ericsson (Publ) High frequency wireless communication network
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
WO2022131972A1 (en) 2020-12-14 2022-06-23 Telefonaktiebolaget Lm Ericsson (Publ) Network node and method for creating a precoder in a wireless communications network
CN121753272A (zh) * 2023-09-07 2026-03-27 高通股份有限公司 预译码器的非正交相移键控元素
WO2025257904A1 (ja) * 2024-06-10 2025-12-18 Ｎｔｔ株式会社 無線通信システム、無線通信装置、無線通信方法および無線通信用プログラム装置

Citations (3)

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US20130039401A1 (en) * 2011-08-11 2013-02-14 Samsung Electronics Co., Ltd. Method and aparatus for mixed analog/digital beamforming
US20140040985A1 (en) * 2011-12-29 2014-02-06 Xianbin Wang Method and apparatus for wireless security enhancement using multiple attributes monitoring, continuous and interleaved authentication, and system adaptation
US20140269577A1 (en) * 2010-04-07 2014-09-18 Telefonaktiebolaget Lm Ericsson (Publ) Parameterized codebook subsets for use with precoding mimo transmissions

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JP4163971B2 (ja) * 2003-02-06 2008-10-08 松下電器産業株式会社 送信装置及び送信方法
JP4280233B2 (ja) * 2004-12-24 2009-06-17 株式会社東芝 無線通信システム、無線通信装置、及びこの無線通信装置のガードインターバル長の変更方法
US20060176966A1 (en) * 2005-02-07 2006-08-10 Stewart Kenneth A Variable cyclic prefix in mixed-mode wireless communication systems
JP4231078B2 (ja) * 2006-12-26 2009-02-25 株式会社東芝 通信装置及びその方法
UA97824C2 (uk) * 2007-01-10 2012-03-26 Квелкомм Інкорпорейтед Структура пілот-сигналів з мультиплексованими одноадресною і sfn передачами
KR20090133064A (ko) * 2008-06-23 2009-12-31 엘지전자 주식회사 다중 사용자 ｍｉｍｏ(ｍｕ－ｍｉｍｏ)를 위한 제어신호 시그널링 방법
CN101702703A (zh) * 2009-11-25 2010-05-05 南京邮电大学 基于多载波调制技术的范德蒙德频分复用方法
US9444672B2 (en) * 2009-12-21 2016-09-13 Telefonaktiebolaget Lm Ericsson (Publ) Data modulation
US20110255483A1 (en) * 2010-04-16 2011-10-20 Research In Motion Limited Signaling of Precoding Granularity for LTE and LTE-A
TWI446770B (zh) * 2012-01-20 2014-07-21 Nat Univ Tsing Hua 具備資料相關性疊加訓練機制的通訊系統及其通訊方法
WO2014015501A1 (zh) * 2012-07-26 2014-01-30 华为终端有限公司 控制信道传输方法及设备

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Publication number Priority date Publication date Assignee Title
US20140269577A1 (en) * 2010-04-07 2014-09-18 Telefonaktiebolaget Lm Ericsson (Publ) Parameterized codebook subsets for use with precoding mimo transmissions
US20130039401A1 (en) * 2011-08-11 2013-02-14 Samsung Electronics Co., Ltd. Method and aparatus for mixed analog/digital beamforming
US20140040985A1 (en) * 2011-12-29 2014-02-06 Xianbin Wang Method and apparatus for wireless security enhancement using multiple attributes monitoring, continuous and interleaved authentication, and system adaptation

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Publication number Publication date
US10237103B2 (en) 2019-03-19
US20170149591A1 (en) 2017-05-25
WO2017091320A1 (en) 2017-06-01
CN108353064A (zh) 2018-07-31
EP3381164A1 (en) 2018-10-03
JP6882283B2 (ja) 2021-06-02
JP2018536350A (ja) 2018-12-06
BR112018010454A2 (pt) 2018-11-21
CN108353064B (zh) 2020-07-28
KR20180087257A (ko) 2018-08-01
EP3381164B1 (en) 2020-01-01
BR112018010454A8 (pt) 2019-02-26

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