IN2014DN09875A - - Google Patents

Info

Publication number
IN2014DN09875A
IN2014DN09875A IN9875DEN2014A IN2014DN09875A IN 2014DN09875 A IN2014DN09875 A IN 2014DN09875A IN 9875DEN2014 A IN9875DEN2014 A IN 9875DEN2014A IN 2014DN09875 A IN2014DN09875 A IN 2014DN09875A
Authority
IN
India
Prior art keywords
signature sequences
signature
sequences
data
data symbols
Prior art date
Application number
Other languages
English (en)
Inventor
Mustafa Gurcan
Original Assignee
Imp Innovations Ltd
Mustafa Gurcan
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 Imp Innovations Ltd, Mustafa Gurcan filed Critical Imp Innovations Ltd
Publication of IN2014DN09875A publication Critical patent/IN2014DN09875A/en

Links

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
    • H04B1/709—Correlator structure
    • H04B1/7093—Matched filter type
    • 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
    • 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)
IN9875DEN2014 2012-04-27 2013-04-26 IN2014DN09875A (enExample)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
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
IN2014DN09875A true IN2014DN09875A (enExample) 2015-08-07

Family

ID=46330570

Family Applications (1)

Application Number Title Priority Date Filing Date
IN9875DEN2014 IN2014DN09875A (enExample) 2012-04-27 2013-04-26

Country Status (9)

Country Link
US (1) US20150110160A1 (enExample)
EP (1) EP2842248A1 (enExample)
JP (1) JP2015519806A (enExample)
KR (1) KR20150030646A (enExample)
CN (1) CN104521162A (enExample)
CA (1) CA2887479A1 (enExample)
GB (1) GB2503418A (enExample)
IN (1) IN2014DN09875A (enExample)
WO (1) WO2013160646A1 (enExample)

Families Citing this family (9)

* 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
CN109644121B (zh) * 2016-12-23 2021-03-23 华为技术有限公司 一种时钟同步的方法和装置
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
CN110059798B (zh) 2017-11-06 2024-05-03 畅想科技有限公司 开发神经网络中的稀疏性
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

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08163085A (ja) * 1994-12-02 1996-06-21 Toshiba Corp 情報通信装置
US5677930A (en) * 1995-07-19 1997-10-14 Ericsson Inc. Method and apparatus for spread spectrum channel estimation
US5615209A (en) * 1995-07-26 1997-03-25 Ericsson Inc. Method and apparatus for CDMA signal orthogonalization
US6975666B2 (en) * 1999-12-23 2005-12-13 Institut National De La Recherche Scientifique Interference suppression in CDMA systems
KR20040008228A (ko) * 2001-06-25 2004-01-28 노키아 코포레이션 전송 포맷 조합 표시자 신호 방식을 이용한 변조 및 코딩구성과 다중 코드의 최적화
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
EP2278739A1 (en) * 2008-05-15 2011-01-26 Sharp Kabushiki Kaisha Communication device, communication system, reception method, and communication method
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

Also Published As

Publication number Publication date
EP2842248A1 (en) 2015-03-04
CN104521162A (zh) 2015-04-15
KR20150030646A (ko) 2015-03-20
WO2013160646A1 (en) 2013-10-31
JP2015519806A (ja) 2015-07-09
GB201207546D0 (en) 2012-06-13
CA2887479A1 (en) 2013-10-31
US20150110160A1 (en) 2015-04-23
GB2503418A (en) 2014-01-01

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