CN104521162A - 数据传输方法和装置 - Google Patents

数据传输方法和装置 Download PDF

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Publication number
CN104521162A
CN104521162A CN201380034445.5A CN201380034445A CN104521162A CN 104521162 A CN104521162 A CN 104521162A CN 201380034445 A CN201380034445 A CN 201380034445A CN 104521162 A CN104521162 A CN 104521162A
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CN
China
Prior art keywords
characteristic sequence
rightarrow
sequence
matrix
data
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.)
Pending
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CN201380034445.5A
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English (en)
Chinese (zh)
Inventor
M·谷尔坎
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Ip2ipo Innovations Ltd
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Imperial Innovations Ltd
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Application filed by Imperial Innovations Ltd filed Critical Imperial Innovations Ltd
Publication of CN104521162A publication Critical patent/CN104521162A/zh
Pending 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
    • H04B7/06—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
    • H04B7/0678—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 using different spreading codes between antennas
    • 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
    • H04B1/709—Correlator structure
    • H04B1/7093—Matched filter type
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0077—Multicode, e.g. multiple codes assigned to one user
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/16—Code allocation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
CN201380034445.5A 2012-04-27 2013-04-26 数据传输方法和装置 Pending CN104521162A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB1207546.1 2012-04-27
GB1207546.1A GB2503418A (en) 2012-04-27 2012-04-27 Spreading data symbols using a number of signature sequences selected in accordance with system values indicative of signal-to-noise ratios
PCT/GB2013/000185 WO2013160646A1 (en) 2012-04-27 2013-04-26 Data transmission method and apparatus

Publications (1)

Publication Number Publication Date
CN104521162A true CN104521162A (zh) 2015-04-15

Family

ID=46330570

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201380034445.5A Pending CN104521162A (zh) 2012-04-27 2013-04-26 数据传输方法和装置

Country Status (9)

Country Link
US (1) US20150110160A1 (cg-RX-API-DMAC7.html)
EP (1) EP2842248A1 (cg-RX-API-DMAC7.html)
JP (1) JP2015519806A (cg-RX-API-DMAC7.html)
KR (1) KR20150030646A (cg-RX-API-DMAC7.html)
CN (1) CN104521162A (cg-RX-API-DMAC7.html)
CA (1) CA2887479A1 (cg-RX-API-DMAC7.html)
GB (1) GB2503418A (cg-RX-API-DMAC7.html)
IN (1) IN2014DN09875A (cg-RX-API-DMAC7.html)
WO (1) WO2013160646A1 (cg-RX-API-DMAC7.html)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107425889A (zh) * 2017-05-26 2017-12-01 东南大学 一种5g通信系统接收端基带信号联合处理方法
CN109644121A (zh) * 2016-12-23 2019-04-16 华为技术有限公司 一种时钟同步的方法和装置
CN110020716A (zh) * 2017-11-06 2019-07-16 畅想科技有限公司 神经网络硬件

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2515570A (en) * 2013-06-28 2014-12-31 Imp Innovations Ltd Data transmission optimisation method and apparatus
US9674836B2 (en) * 2014-01-27 2017-06-06 Spectrum Effect, Inc. Method and system for coexistence of radar and communication systems
CN105162566B (zh) * 2015-09-09 2018-02-16 嘉兴国电通新能源科技有限公司 基于ofdm的plc系统的低复杂度比特位加载方法
KR101900474B1 (ko) 2016-11-30 2018-09-20 경희대학교 산학협력단 Ofdma 시스템에서 주파수 자원을 할당하기 위한 장치 및 방법
CN110011692A (zh) * 2017-12-29 2019-07-12 株式会社Ntt都科摩 一种扩频通信方法、用户设备和基站
CN121012541A (zh) * 2024-05-24 2025-11-25 华为技术有限公司 一种通信方法及装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1132426A (zh) * 1994-12-02 1996-10-02 东芝株式会社 多重编码cdma方式的信息通信系统
WO1997004536A1 (en) * 1995-07-19 1997-02-06 Ericsson Inc. Method and apparatus for spread-spectrum channel estimation
CN1196842A (zh) * 1995-07-26 1998-10-21 艾利森公司 用于cdma信号正交化的方法和设备
CN1520643A (zh) * 2001-06-25 2004-08-11 诺基亚有限公司 通过tfci信令进行mcs和多代码的优化

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6975666B2 (en) * 1999-12-23 2005-12-13 Institut National De La Recherche Scientifique Interference suppression in CDMA systems
US7436896B2 (en) * 2002-01-04 2008-10-14 Nokia Corporation High rate transmit diversity transmission and reception
US7116944B2 (en) * 2002-02-07 2006-10-03 Lucent Technologies Inc. Method and apparatus for feedback error detection in a wireless communications systems
KR100571862B1 (ko) * 2003-02-17 2006-04-17 삼성전자주식회사 다중 안테나를 포함하는 이동통신 시스템 및 그 방법
US7535970B2 (en) * 2003-08-23 2009-05-19 Samsung Electronics Co., Ltd. Wireless communication apparatus and method for multiple transmit and receive antenna system using multiple codes
US20050201478A1 (en) * 2004-03-10 2005-09-15 Holger Claussen Modulation in a mobile telecommunications system
EP1589673B1 (fr) * 2004-04-22 2014-06-04 Orange Procédé de détection multiutilisateur iterative pour systèmes de communications CDMA sur canal MIMO
US8780957B2 (en) * 2005-01-14 2014-07-15 Qualcomm Incorporated Optimal weights for MMSE space-time equalizer of multicode CDMA system
JP2006340051A (ja) * 2005-06-02 2006-12-14 Matsushita Electric Ind Co Ltd Ｃｄｍａ基地局
US20080031369A1 (en) * 2006-06-07 2008-02-07 Li Ye Geoffrey Apparatus and methods for multi-carrier wireless access with energy spreading
CN102027703A (zh) * 2008-05-15 2011-04-20 夏普株式会社 通信装置、通信系统、接收方法和通信方法
GB201115566D0 (en) * 2011-09-08 2011-10-26 Imp Innovations Ltd Signature sequence selection system value, bit loading and energy allocation method and apparatus for muticode single-input single-output and mutiple-output

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1132426A (zh) * 1994-12-02 1996-10-02 东芝株式会社 多重编码cdma方式的信息通信系统
WO1997004536A1 (en) * 1995-07-19 1997-02-06 Ericsson Inc. Method and apparatus for spread-spectrum channel estimation
CN1196842A (zh) * 1995-07-26 1998-10-21 艾利森公司 用于cdma信号正交化的方法和设备
CN1520643A (zh) * 2001-06-25 2004-08-11 诺基亚有限公司 通过tfci信令进行mcs和多代码的优化

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109644121A (zh) * 2016-12-23 2019-04-16 华为技术有限公司 一种时钟同步的方法和装置
CN107425889A (zh) * 2017-05-26 2017-12-01 东南大学 一种5g通信系统接收端基带信号联合处理方法
CN107425889B (zh) * 2017-05-26 2020-11-20 东南大学 一种5g通信系统接收端基带信号联合处理方法
CN110020716A (zh) * 2017-11-06 2019-07-16 畅想科技有限公司 神经网络硬件
US11907830B2 (en) 2017-11-06 2024-02-20 Imagination Technologies Limited Neural network architecture using control logic determining convolution operation sequence
US12050986B2 (en) 2017-11-06 2024-07-30 Imagination Technologies Limited Neural network architecture using convolution engines
CN110020716B (zh) * 2017-11-06 2024-10-15 畅想科技有限公司 神经网络硬件
US12141684B2 (en) 2017-11-06 2024-11-12 Imagination Technologies Limited Neural network architecture using single plane filters

Also Published As

Publication number Publication date
GB2503418A (en) 2014-01-01
CA2887479A1 (en) 2013-10-31
WO2013160646A1 (en) 2013-10-31
GB201207546D0 (en) 2012-06-13
KR20150030646A (ko) 2015-03-20
EP2842248A1 (en) 2015-03-04
US20150110160A1 (en) 2015-04-23
IN2014DN09875A (cg-RX-API-DMAC7.html) 2015-08-07
JP2015519806A (ja) 2015-07-09

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