CA2854676C - Method and apparatus for transmitting data streams in mimo system - Google Patents

Method and apparatus for transmitting data streams in mimo system Download PDF

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Publication number
CA2854676C
CA2854676C CA2854676A CA2854676A CA2854676C CA 2854676 C CA2854676 C CA 2854676C CA 2854676 A CA2854676 A CA 2854676A CA 2854676 A CA2854676 A CA 2854676A CA 2854676 C CA2854676 C CA 2854676C
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CA
Canada
Prior art keywords
data streams
channel
layers
separately
constellation point
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
CA2854676A
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English (en)
French (fr)
Other versions
CA2854676A1 (en
Inventor
Meng Hua
Zongjie Wang
Xiaolei TIE
Shurong Jiao
Shuju Fan
Gengshi Wu
Carmela Cozzo
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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 Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of CA2854676A1 publication Critical patent/CA2854676A1/en
Application granted granted Critical
Publication of CA2854676C publication Critical patent/CA2854676C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • H04L1/0618—Space-time coding
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0071—Use of interleaving
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
    • H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
    • H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
    • H04B2201/7097—Direct sequence modulation interference
    • H04B2201/709709—Methods of preventing interference
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0026—Transmission of channel quality indication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0028—Formatting
    • H04L1/0029—Reduction of the amount of signalling, e.g. retention of useful signalling or differential signalling

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Error Detection And Correction (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
CA2854676A 2011-11-08 2012-04-23 Method and apparatus for transmitting data streams in mimo system Expired - Fee Related CA2854676C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN201110355186 2011-11-08
CN201110355186.9 2011-11-08
PCT/CN2012/074497 WO2012163198A1 (zh) 2011-11-08 2012-04-23 Mimo系统中发送数据流的方法和装置

Publications (2)

Publication Number Publication Date
CA2854676A1 CA2854676A1 (en) 2012-12-06
CA2854676C true CA2854676C (en) 2016-11-15

Family

ID=46528704

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2854676A Expired - Fee Related CA2854676C (en) 2011-11-08 2012-04-23 Method and apparatus for transmitting data streams in mimo system

Country Status (7)

Country Link
US (2) US9219575B2 (cg-RX-API-DMAC7.html)
EP (1) EP2770657B1 (cg-RX-API-DMAC7.html)
KR (1) KR101639294B1 (cg-RX-API-DMAC7.html)
CN (2) CN102611526B (cg-RX-API-DMAC7.html)
CA (1) CA2854676C (cg-RX-API-DMAC7.html)
IN (1) IN2014KN01038A (cg-RX-API-DMAC7.html)
WO (1) WO2012163198A1 (cg-RX-API-DMAC7.html)

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FR3009663A1 (fr) * 2013-08-12 2015-02-13 Orange Procede de signalisation destine a etre mis en oeuvre par un reseau de telecommunication cellulaire, station de base et terminal correspondant
US9544122B2 (en) 2013-11-18 2017-01-10 Qualcomm Incorporated Techniques for outer loop management in a multiple output system
WO2015144250A1 (en) * 2014-03-28 2015-10-01 Huawei Technologies Co., Ltd. Transmitter and receiver devices and methods thereof
RU2571587C2 (ru) * 2014-04-10 2015-12-20 Самсунг Электроникс Ко., Лтд. Способ и устройство кодирования и декодирования данных в скрученном полярном коде
ES2761289T3 (es) * 2014-07-11 2020-05-19 Huawei Tech Co Ltd Método de transmisión de datos, equipo de usuario, y estación base
WO2016124456A1 (en) * 2015-02-02 2016-08-11 Telefonaktiebolaget Lm Ericsson (Publ) Codeword-to-layer mapping for mimo transmissions
WO2016134529A1 (zh) * 2015-02-27 2016-09-01 华为技术有限公司 用于多入多出系统中的数据传输方法、装置和网络设备
US10491569B1 (en) * 2015-11-10 2019-11-26 Alterednets Cyber Solutions LLC Secure transfer of independent security domains across shared media
CN106850123B (zh) * 2015-11-30 2020-02-21 上海诺基亚贝尔股份有限公司 在无线通信系统中用于层映射和解层映射的方法和装置
US11171737B2 (en) * 2015-12-09 2021-11-09 Qualcomm Incorporated Flexible resource mapping and MCS determination
US10193592B2 (en) * 2016-01-22 2019-01-29 Qualcomm Incorporated Techniques for detecting and cancelling interference in wireless communications
CN112398580B (zh) * 2016-03-14 2023-12-08 华为技术有限公司 一种调制方法和装置
CN107491460B (zh) * 2016-06-13 2021-01-22 阿里巴巴集团控股有限公司 适配系统的数据映射方法及装置
WO2018030736A1 (ko) * 2016-08-09 2018-02-15 엘지전자(주) 무선 통신 시스템에서 데이터를 송수신하기 위한 방법 및 이를 지원하는 장치
CN107979438B (zh) * 2016-10-21 2020-04-24 深圳市中兴微电子技术有限公司 一种phy交织方法及装置
US11695507B2 (en) * 2017-03-24 2023-07-04 Samsung Electronics Co., Ltd. Apparatus and method for in multiple access in wireless communication
CN107820685B (zh) * 2017-09-08 2021-11-16 北京小米移动软件有限公司 分布式物理层资源映射方法、装置、发送端及接收端
CN115190650B (zh) * 2018-02-28 2024-07-12 上海朗帛通信技术有限公司 一种用于无线通信的通信节点中的方法和装置
US10615916B2 (en) 2018-04-06 2020-04-07 At&T Intellectual Property I, L.P. Retransmission of failed transport blocks for 5G or other next generation network
US11445487B2 (en) * 2018-06-15 2022-09-13 At&T Intellectual Property I, L.P. Single user super position transmission for future generation wireless communication systems
US11140668B2 (en) 2018-06-22 2021-10-05 At&T Intellectual Property I, L.P. Performance of 5G MIMO
KR20200097597A (ko) 2019-02-08 2020-08-19 노준수 어떤 우산이든 쓸 수 있는 컵홀더
US10945281B2 (en) 2019-02-15 2021-03-09 At&T Intellectual Property I, L.P. Facilitating improved performance of multiple downlink control channels in advanced networks
DE102019135901A1 (de) 2019-02-25 2020-08-27 Samsung Electronics Co., Ltd. Drahtloskommunikationsvorrichtung und kanalschätzverfahren davon
CN111726195B (zh) * 2019-03-21 2021-12-31 华为技术有限公司 一种数据传输方法及通信装置
KR20210154437A (ko) 2020-06-12 2021-12-21 박상민 우산에 장착하는 컵홀더
CN114513236B (zh) * 2020-11-16 2023-10-27 中国移动通信有限公司研究院 一种多天线预编码方法、装置及设备

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Also Published As

Publication number Publication date
US20140341320A1 (en) 2014-11-20
KR101639294B1 (ko) 2016-07-13
US20160080029A1 (en) 2016-03-17
EP2770657A4 (en) 2014-10-01
CA2854676A1 (en) 2012-12-06
IN2014KN01038A (cg-RX-API-DMAC7.html) 2015-10-09
WO2012163198A1 (zh) 2012-12-06
US9219575B2 (en) 2015-12-22
KR20140084307A (ko) 2014-07-04
CN102611526B (zh) 2015-03-25
CN102611526A (zh) 2012-07-25
CN103490805A (zh) 2014-01-01
EP2770657A1 (en) 2014-08-27
EP2770657B1 (en) 2016-04-20
CN103490805B (zh) 2016-09-07

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