CN1496621A - 非线性码分多址技术的方法和设备 - Google Patents

非线性码分多址技术的方法和设备 Download PDF

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Publication number
CN1496621A
CN1496621A CNA018219403A CN01821940A CN1496621A CN 1496621 A CN1496621 A CN 1496621A CN A018219403 A CNA018219403 A CN A018219403A CN 01821940 A CN01821940 A CN 01821940A CN 1496621 A CN1496621 A CN 1496621A
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CN
China
Prior art keywords
cdma
data
message
sign indicating
decoding
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Pending
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CNA018219403A
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English (en)
Chinese (zh)
Inventor
���������¡�K��T��̷
阿尔弗莱德·K·T·谭
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Go CDMA Ltd
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Go CDMA Ltd
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Publication date
Priority claimed from US09/730,835 external-priority patent/US20020090024A1/en
Application filed by Go CDMA Ltd filed Critical Go CDMA Ltd
Publication of CN1496621A publication Critical patent/CN1496621A/zh
Pending legal-status Critical Current

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    • 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
    • H04L1/0041—Arrangements at the transmitter end
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J13/004—Orthogonal
    • H04J13/0048—Walsh
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/10—Code generation
    • H04J13/12—Generation of orthogonal codes
    • 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
    • H04L1/0045—Arrangements at the receiver end
    • H04L1/0047—Decoding adapted to other signal detection operation
    • H04L1/005—Iterative decoding, including iteration between signal detection and decoding operation
    • 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
    • H04L1/0045—Arrangements at the receiver end
    • H04L1/0054—Maximum-likelihood or sequential decoding, e.g. Viterbi, Fano, ZJ algorithms
    • 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
    • H04L1/0059—Convolutional codes
    • H04L1/006—Trellis-coded modulation
    • 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
    • H04L1/0064—Concatenated codes
    • H04L1/0066—Parallel concatenated codes
    • 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
    • H04B1/711—Interference-related aspects the interference being multi-path interference
    • H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
    • 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
    • H04B2201/70706—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation with means for reducing the peak-to-average power ratio
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/10—Code generation

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Artificial Intelligence (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
CNA018219403A 2000-11-15 2001-11-01 非线性码分多址技术的方法和设备 Pending CN1496621A (zh)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US71213500A 2000-11-15 2000-11-15
US09/712,135 2000-11-15
US09/730,835 US20020090024A1 (en) 2000-11-15 2000-12-07 Method and apparatus for non-linear code-division multiple access technology
US09/730,835 2000-12-07
US09/970,768 2001-10-05
US09/970,768 US6956891B2 (en) 2000-11-15 2001-10-05 Method and apparatus for non-linear code-division multiple access technology

Publications (1)

Publication Number Publication Date
CN1496621A true CN1496621A (zh) 2004-05-12

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Family Applications (1)

Application Number Title Priority Date Filing Date
CNA018219403A Pending CN1496621A (zh) 2000-11-15 2001-11-01 非线性码分多址技术的方法和设备

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US (1) US6956891B2 (US20020106004A1-20020808-M00009.png)
CN (1) CN1496621A (US20020106004A1-20020808-M00009.png)
AU (1) AU2002221459A1 (US20020106004A1-20020808-M00009.png)
WO (1) WO2002041551A2 (US20020106004A1-20020808-M00009.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101710828B (zh) * 2009-08-24 2013-07-24 清华大学 一种正交随机相位编码技术及其在体全息存储器中的应用

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8374218B2 (en) * 2000-12-05 2013-02-12 Google Inc. Combining signals with a shuffled-hadamard function
US7545849B1 (en) 2003-03-28 2009-06-09 Google Inc. Signal spectrum spreading and combining system and method
US6829289B1 (en) * 2000-12-05 2004-12-07 Gossett And Gunter, Inc. Application of a pseudo-randomly shuffled hadamard function in a wireless CDMA system
US8385470B2 (en) * 2000-12-05 2013-02-26 Google Inc. Coding a signal with a shuffled-Hadamard function
US6982945B1 (en) 2001-01-26 2006-01-03 Google, Inc. Baseband direct sequence spread spectrum transceiver
US7453921B1 (en) 2001-12-11 2008-11-18 Google Inc. LPC filter for removing periodic and quasi-periodic interference from spread spectrum signals
AU2003216105A1 (en) * 2002-01-25 2003-09-02 Nokia Corporation Method and system for adding ip routes to a routing mobile terminal with 3g messages
ITTO20020836A1 (it) * 2002-09-24 2004-03-25 Stimicroelectronics Srl Metodo e dispositivo a basso consumo per la generazione
US7184744B1 (en) * 2002-10-10 2007-02-27 Itt Manufacturing Enterprises, Inc. GPS enabled emergency messaging system
US7352833B2 (en) 2002-11-18 2008-04-01 Google Inc. Method and system for temporal autocorrelation filtering
US8064528B2 (en) 2003-05-21 2011-11-22 Regents Of The University Of Minnesota Estimating frequency-offsets and multi-antenna channels in MIMO OFDM systems
WO2005064801A1 (en) * 2003-12-23 2005-07-14 Koninklijke Philips Electronics N.V. Decoding method and device
US7587660B2 (en) * 2005-04-22 2009-09-08 Kansas State University Research Foundation Multiple-access code generation
TWI334302B (en) * 2007-05-14 2010-12-01 Arcadyan Technology Corp Key recognition method and wireless communication system
US8971305B2 (en) * 2007-06-05 2015-03-03 Qualcomm Incorporated Pseudo-random sequence mapping in wireless communications
KR101490249B1 (ko) * 2007-12-11 2015-02-05 엘지전자 주식회사 연판정을 이용한 통신방법 및 장치
KR101467788B1 (ko) * 2007-12-11 2014-12-03 엘지전자 주식회사 랜덤 선형 부호화를 이용하는 통신방법 및 장치
EP2250752B1 (en) * 2008-02-21 2016-02-17 Telcordia Technologies, Inc. Ocdm-based photonic encryption system with provable security
US20090238308A1 (en) * 2008-03-19 2009-09-24 Crane Co. Ultra low-power transmission system
US20100162078A1 (en) * 2009-03-04 2010-06-24 Comtech Ef Data Corp. Telecommunication system and related methods
US8824571B1 (en) * 2009-03-06 2014-09-02 Comtech Ef Data Corp. Telecommunication block code
US10135460B2 (en) 2013-10-01 2018-11-20 Texas Instruments Incorporated Apparatus and method for multilevel coding (MLC) with binary alphabet polar codes
CN113162722B (zh) 2015-09-21 2024-04-12 Hyphy美国有限公司 用于通过不完美的电磁通路传输采样信号的系统
EP3188427B1 (en) * 2015-12-28 2019-08-21 Institut Mines-Télécom Reordered sub-block decoding
KR102491174B1 (ko) 2017-03-20 2023-01-25 하이파이 유에스에이 인크. Cdma-기반 미디어 인터페이스
US10257839B2 (en) * 2017-03-20 2019-04-09 At&T Intellectual Property I, L.P. Facilitating communication of radio resource quality to a mobile application
CN109586838B (zh) * 2018-11-22 2020-11-03 东南大学 一种针对大规模scma系统的高效因子矩阵设计方法及其硬件架构
US11716114B2 (en) 2020-11-25 2023-08-01 Hyphy Usa Inc. Encoder and decoder circuits for the transmission of video media using spread spectrum direct sequence modulation
US11769468B2 (en) 2022-01-19 2023-09-26 Hyphy Usa Inc. Spread-spectrum video transport integration with timing controller
US11842671B2 (en) 2022-03-07 2023-12-12 Hyphy Usa Inc. Spread-spectrum video transport source driver integration with display panel

Family Cites Families (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4052565A (en) * 1975-05-28 1977-10-04 Martin Marietta Corporation Walsh function signal scrambler
JPS5767349A (en) 1980-10-14 1982-04-23 Mitsubishi Electric Corp Data transmission device
FR2549663A1 (fr) * 1983-07-21 1985-01-25 Snecma Procede et dispositif pour le codage et le decodage d'une emission a large bande
JPS62217742A (ja) 1986-03-19 1987-09-25 Nippon Denso Co Ltd デ−タ通信制御装置
JPH06101686B2 (ja) 1986-12-26 1994-12-12 沖電気工業株式会社 多数決復号化装置
JPH02202137A (ja) 1989-01-30 1990-08-10 Nec Corp ディジタル伝送路の切替システム
JPH02272929A (ja) 1989-04-14 1990-11-07 Oki Electric Ind Co Ltd 多数決符号化復号化方式、その方式における符号化器及び復号化器
US5103459B1 (en) * 1990-06-25 1999-07-06 Qualcomm Inc System and method for generating signal waveforms in a cdma cellular telephone system
US5260967A (en) 1992-01-13 1993-11-09 Interdigital Technology Corporation CDMA/TDMA spread-spectrum communications system and method
JP2740612B2 (ja) 1993-01-18 1998-04-15 三菱電機株式会社 スペクトラム拡散通信方法および装置
JP3143256B2 (ja) 1993-03-16 2001-03-07 稔 稲津 符号分割多重方式
US5446757A (en) 1993-06-14 1995-08-29 Chang; Chen-Yi Code-division-multiple-access-system based on M-ary pulse-position modulated direct-sequence
US5345472A (en) 1993-08-02 1994-09-06 Motorola, Inc. Method and apparatus for receiving and decoding communication signals in a CDMA receiver
US5604730A (en) 1994-07-25 1997-02-18 Qualcomm Incorporated Remote transmitter power control in a contention based multiple access system
US5577025A (en) 1995-06-30 1996-11-19 Qualcomm Incorporated Signal acquisition in a multi-user communication system using multiple walsh channels
US5825807A (en) 1995-11-06 1998-10-20 Kumar; Derek D. System and method for multiplexing a spread spectrum communication system
US5930230A (en) 1996-05-28 1999-07-27 Qualcomm Incorporated High data rate CDMA wireless communication system
US5926500A (en) 1996-05-28 1999-07-20 Qualcomm Incorporated Reduced peak-to-average transmit power high data rate CDMA wireless communication system
JPH1051354A (ja) 1996-05-30 1998-02-20 N T T Ido Tsushinmo Kk Ｄｓ−ｃｄｍａ伝送方法
US5987076A (en) 1996-07-29 1999-11-16 Qualcomm Inc. Coherent signal processing for CDMA communication system
US6064663A (en) 1996-09-10 2000-05-16 Nokia Mobile Phones Limited Cellular CDMA data link utilizing multiplexed channels for data rate increase
CA2185847A1 (en) * 1996-09-18 1998-03-19 Jean-Paul Chaib Method and apparatus for encoding and decoding digital signals
US5905721A (en) 1996-09-26 1999-05-18 Cwill Telecommunications, Inc. Methods for channel estimation and signal detection of CDMA signals
JP3715399B2 (ja) 1997-02-13 2005-11-09 稔 稲津 符号分割多重接続方式を用いた通信装置
US6025944A (en) 1997-03-27 2000-02-15 Mendez R&D Associates Wavelength division multiplexing/code division multiple access hybrid
US5938787A (en) * 1997-03-27 1999-08-17 Ericsson Inc. Communications systems and methods employing code rate partitioning with nonorthogonal modulation
IL132456A (en) 1997-05-14 2004-03-28 Qualcomm Inc Authorized user unit and method to be used in a wireless communication system
US6044486A (en) 1997-09-11 2000-03-28 Uniden America Corporation Method and device for majority vote optimization over wireless communication channels
KR100269593B1 (ko) * 1997-12-02 2000-10-16 정선종 다중 채널을 위한 직교 복소 확산 방법 및 그 장치
US6078576A (en) 1998-02-04 2000-06-20 Golden Bridge Technology, Inc. High processing gain CDMA/TDMA system and method
US6091760A (en) 1998-06-29 2000-07-18 L-3 Communications Corporation Non-recursively generated orthogonal PN codes for variable rate CDMA
US5991285A (en) 1998-08-10 1999-11-23 Motorola, Inc. Method and apparatus for communicating signals of various channel types in CDMA communication system
FI108182B (fi) * 1999-03-23 2001-11-30 Nokia Networks Oy Menetelmä päivittää koodigeneraattorin lineaarinen palautesiirtorekisteri

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101710828B (zh) * 2009-08-24 2013-07-24 清华大学 一种正交随机相位编码技术及其在体全息存储器中的应用

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WO2002041551A3 (en) 2003-10-02
US20020106004A1 (en) 2002-08-08
AU2002221459A1 (en) 2002-05-27
WO2002041551A2 (en) 2002-05-23
US6956891B2 (en) 2005-10-18

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