WO2003019832A1 - Mobile body communication system, multi-carrier cdma transmission apparatus, and multi-carrier cdma reception apparatus - Google Patents

Mobile body communication system, multi-carrier cdma transmission apparatus, and multi-carrier cdma reception apparatus Download PDF

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Publication number
WO2003019832A1
WO2003019832A1 PCT/JP2002/008031 JP0208031W WO03019832A1 WO 2003019832 A1 WO2003019832 A1 WO 2003019832A1 JP 0208031 W JP0208031 W JP 0208031W WO 03019832 A1 WO03019832 A1 WO 03019832A1
Authority
WO
WIPO (PCT)
Prior art keywords
carrier cdma
transmission apparatus
communication system
mobile body
body communication
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.)
Ceased
Application number
PCT/JP2002/008031
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
Kazuo Tanada
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to US10/451,102 priority Critical patent/US20040037262A1/en
Priority to EP20020758788 priority patent/EP1420531A1/en
Publication of WO2003019832A1 publication Critical patent/WO2003019832A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • H04B1/692—Hybrid techniques using combinations of two or more spread spectrum techniques
    • 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
    • H04L1/0025—Transmission of mode-switching 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
    • H04L1/0036—Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the receiver
    • 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
    • H04L1/0046—Code rate detection or code type detection
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0204—Channel estimation of multiple channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/06—DC level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection
    • H04L25/067—DC level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection providing soft decisions, i.e. decisions together with an estimate of reliability
    • 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
    • H04L5/02—Channels characterised by the type of signal
    • H04L5/023—Multiplexing of multicarrier modulation signals, e.g. multi-user orthogonal frequency division multiple access [OFDMA]
    • H04L5/026—Multiplexing of multicarrier modulation signals, e.g. multi-user orthogonal frequency division multiple access [OFDMA] using code division
    • 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
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • 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
    • H04L1/0009—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Error Detection And Correction (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
PCT/JP2002/008031 2001-08-23 2002-08-06 Mobile body communication system, multi-carrier cdma transmission apparatus, and multi-carrier cdma reception apparatus Ceased WO2003019832A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US10/451,102 US20040037262A1 (en) 2001-08-23 2002-08-06 Mobile communication system mult-icarrier cdma transmitting apparatus and multi-carrier cdma reception apparatus
EP20020758788 EP1420531A1 (en) 2001-08-23 2002-08-06 MOBILE BODY COMMUNICATION SYSTEM, MULTI−CARRIER CDMA TRANSMISSION APPARATUS, AND MULTI−CARRIER CDMA RECEPTION APPARATUS

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001253222A JP2003069531A (ja) 2001-08-23 2001-08-23 移動体通信システム、マルチキャリアｃｄｍａ送信装置およびマルチキャリアｃｄｍａ受信装置
JP2001-253222 2001-08-28

Publications (1)

Publication Number Publication Date
WO2003019832A1 true WO2003019832A1 (en) 2003-03-06

Family

ID=19081585

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2002/008031 Ceased WO2003019832A1 (en) 2001-08-23 2002-08-06 Mobile body communication system, multi-carrier cdma transmission apparatus, and multi-carrier cdma reception apparatus

Country Status (5)

Country Link
US (1) US20040037262A1 (https=)
EP (1) EP1420531A1 (https=)
JP (1) JP2003069531A (https=)
CN (1) CN1479982A (https=)
WO (1) WO2003019832A1 (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007068138A1 (en) * 2005-12-12 2007-06-21 Zte Corporation A system and method for adjusting amplitude of the channel decoded data in cdma system
CN1826745B (zh) * 2003-07-31 2012-09-05 松下电器产业株式会社 无线发送装置和无线发送方法

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JP4323103B2 (ja) * 2001-02-20 2009-09-02 三菱電機株式会社 移動体通信システム、マルチキャリアｃｄｍａ送信装置およびマルチキャリアｃｄｍａ受信装置
TW200307432A (en) * 2002-04-15 2003-12-01 Matsushita Electric Industrial Co Ltd The receiving device and the method thereof
JP2005020076A (ja) * 2003-06-23 2005-01-20 Toshiba Corp 通信方法、送信装置および受信装置
JP4546177B2 (ja) 2003-07-28 2010-09-15 パナソニック株式会社 無線通信装置および無線通信方法
JP4091076B2 (ja) 2003-07-29 2008-05-28 富士通株式会社 通信システムにおける受信装置
US7359446B2 (en) * 2003-08-13 2008-04-15 Lucent Technologies Inc. Methods and devices for decoding signals containing noise and distortion
US7349495B2 (en) * 2003-09-25 2008-03-25 Intel Corporation Soft bits normalization apparatus, method, and system
FR2863122B1 (fr) * 2003-11-28 2006-04-28 Thales Sa Procede et dispositif permettant d'accroitre la capacite des systemes de transmissions non etales
US20050135457A1 (en) * 2003-12-19 2005-06-23 Molisch Andreas F. Ultra wide bandwidth transmitter with tone grouping and spreading
US20050152316A1 (en) * 2004-01-08 2005-07-14 Chien-Hsing Liao CDMA transmitting and receiving apparatus with multiple applied interface functions and a method thereof
JP3947166B2 (ja) 2004-01-09 2007-07-18 株式会社東芝 通信システム、通信装置および通信方法
KR100594275B1 (ko) * 2004-05-14 2006-06-30 삼성전자주식회사 Ｎｔｓｃ 코채널 간섭 제거를 위한 채널 상태 생성 회로를구비한 디지털 텔레비전 수신기 및 그 방법
TWI248742B (en) * 2004-08-23 2006-02-01 Realtek Semiconductor Corp Channel estimator and related method for smoothing channel responses of a multi-carrier system
US7672383B2 (en) * 2004-09-17 2010-03-02 Qualcomm Incorporated Noise variance estimation in wireless communications for diversity combining and log-likelihood scaling
US7949062B2 (en) * 2004-12-11 2011-05-24 Electronics And Telecommunications Research Institute Encoding system using a non-binary turbo code and an encoding method thereof
EP1841112B1 (en) * 2005-01-18 2014-06-04 Fujitsu Limited Transmitting method and transmitting apparatus in ofdm-cdma communication system
JP4776311B2 (ja) * 2005-09-09 2011-09-21 Ｏｋｉセミコンダクタ株式会社 尤度補正器及び尤度補正方法
US20100150056A1 (en) * 2005-09-30 2010-06-17 Matsushita Electric Industrial Co., Ltd. Wireless communication mobile station apparatus and rach data transmitting method
JP4539539B2 (ja) * 2005-11-18 2010-09-08 株式会社デンソー 軟判定値補正方法，受信装置，プログラム
JP4899554B2 (ja) * 2006-03-16 2012-03-21 日本電気株式会社 無線通信システム、無線通信方法、及びその信号処理プログラム
JP2007258841A (ja) * 2006-03-20 2007-10-04 Ntt Docomo Inc チャネル符号化及び復号化を行うための装置及び方法
JP4945747B2 (ja) * 2006-05-30 2012-06-06 国立大学法人京都工芸繊維大学 非同期符号変調信号受信装置
JP4924201B2 (ja) * 2007-05-23 2012-04-25 日本電気株式会社 受信品質測定装置および受信品質測定方法
DE102007055527A1 (de) * 2007-06-21 2008-12-24 Rohde & Schwarz Gmbh & Co. Kg Kommunikationssystem und Verfahren zum Anpassen von Übertragungsparametern auf Basis von Zuverlässigkeitsinformationen rekonstruierter Daten
KR100885300B1 (ko) 2007-07-03 2009-02-23 한국전자통신연구원 주파수 다이버시티를 가지는 주파수 선택적 기저대역의주파수 변복조 장치 및 방법, 이를 이용한 송수신 장치
US20090129444A1 (en) * 2007-11-20 2009-05-21 Juinn-Horng Deng Multi-code multicarrier code division multiple access system in frequency-selective fading channels
JP4903122B2 (ja) * 2007-12-20 2012-03-28 シャープ株式会社 無線通信システム、受信装置、受信方法
US9363126B2 (en) * 2007-12-21 2016-06-07 Google Technology Holdings LLC Method and apparatus for IFDMA receiver architecture
KR101436505B1 (ko) * 2008-01-03 2014-09-02 삼성전자주식회사 메모리 장치
US9234307B2 (en) * 2009-07-27 2016-01-12 Lg Electronics Inc. Control method of a laundry machine
JP5588236B2 (ja) 2010-06-21 2014-09-10 株式会社Ｎｔｔドコモ 送信電力制御方法、移動端末装置及び無線基地局装置

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JPH06204969A (ja) * 1992-12-28 1994-07-22 Japan Aviation Electron Ind Ltd スペクトラム拡散通信方法
JP2000183849A (ja) * 1998-12-11 2000-06-30 Yrp Ido Tsushin Kiban Gijutsu Kenkyusho:Kk スペクトル拡散変調可変多重伝送装置
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JP2000244442A (ja) * 1999-02-18 2000-09-08 Nippon Telegr & Teleph Corp <Ntt> マルチキャリア変調信号復調器

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WO2002009334A1 (en) * 2000-07-26 2002-01-31 Mitsubishi Denki Kabushiki Kaisha Multi-carrier cdma communication device, multi-carrier cdma transmitting device, and multi-carrier cdma receiving device
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Patent Citations (4)

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JPH06204969A (ja) * 1992-12-28 1994-07-22 Japan Aviation Electron Ind Ltd スペクトラム拡散通信方法
JP2000183849A (ja) * 1998-12-11 2000-06-30 Yrp Ido Tsushin Kiban Gijutsu Kenkyusho:Kk スペクトル拡散変調可変多重伝送装置
JP2000201134A (ja) * 1999-01-06 2000-07-18 Ntt Mobil Communication Network Inc マルチキャリア／ｄｓ―ｃｄｍａ伝送方法および復調装置
JP2000244442A (ja) * 1999-02-18 2000-09-08 Nippon Telegr & Teleph Corp <Ntt> マルチキャリア変調信号復調器

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1826745B (zh) * 2003-07-31 2012-09-05 松下电器产业株式会社 无线发送装置和无线发送方法
WO2007068138A1 (en) * 2005-12-12 2007-06-21 Zte Corporation A system and method for adjusting amplitude of the channel decoded data in cdma system
CN101258702B (zh) * 2005-12-12 2012-05-30 中兴通讯股份有限公司 码分多址系统中调整信道译码数据幅度的系统和方法

Also Published As

Publication number Publication date
EP1420531A1 (en) 2004-05-19
CN1479982A (zh) 2004-03-03
JP2003069531A (ja) 2003-03-07
US20040037262A1 (en) 2004-02-26

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