JP4649087B2 - 階層ｑａｍ伝送方式のための誤り検出／訂正符号化 - Google Patents

階層ｑａｍ伝送方式のための誤り検出／訂正符号化 Download PDF

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Publication number
JP4649087B2
JP4649087B2 JP2001540484A JP2001540484A JP4649087B2 JP 4649087 B2 JP4649087 B2 JP 4649087B2 JP 2001540484 A JP2001540484 A JP 2001540484A JP 2001540484 A JP2001540484 A JP 2001540484A JP 4649087 B2 JP4649087 B2 JP 4649087B2
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error detection
data stream
correction
hierarchical qam
signal
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Japanese (ja)
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JP2003525537A (ja
JP2003525537A5 (enExample
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ティモシー セトル フォレスト
トーマス クラウス ピーター
ラマスワミー クマー
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Thomson Licensing SAS
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Thomson Licensing SAS
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier 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
    • H04L1/0064—Concatenated codes
    • H04L1/0065—Serial 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
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0045—Arrangements at the receiver end
    • 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
    • H04L1/007—Unequal error protection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/3488—Multiresolution systems

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Error Detection And Correction (AREA)
JP2001540484A 1999-11-23 2000-11-22 階層ｑａｍ伝送方式のための誤り検出／訂正符号化 Expired - Lifetime JP4649087B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US16702199P 1999-11-23 1999-11-23
US60/167,021 1999-11-23
PCT/US2000/032010 WO2001039455A1 (en) 1999-11-23 2000-11-22 Error detection/correction coding for hierarchical qam transmission systems

Publications (3)

Publication Number Publication Date
JP2003525537A JP2003525537A (ja) 2003-08-26
JP2003525537A5 JP2003525537A5 (enExample) 2007-11-15
JP4649087B2 true JP4649087B2 (ja) 2011-03-09

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JP2001540484A Expired - Lifetime JP4649087B2 (ja) 1999-11-23 2000-11-22 階層ｑａｍ伝送方式のための誤り検出／訂正符号化

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Country Link
EP (1) EP1232622B1 (enExample)
JP (1) JP4649087B2 (enExample)
KR (1) KR100684213B1 (enExample)
CN (1) CN1274123C (enExample)
AU (1) AU782684B2 (enExample)
BR (1) BR0015739A (enExample)
DE (1) DE60023173T2 (enExample)
MX (1) MXPA02005197A (enExample)
WO (1) WO2001039455A1 (enExample)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7583728B2 (en) 2002-10-25 2009-09-01 The Directv Group, Inc. Equalizers for layered modulated and other signals
US7423987B2 (en) 2001-04-27 2008-09-09 The Directv Group, Inc. Feeder link configurations to support layered modulation for digital signals
US7184489B2 (en) 2001-04-27 2007-02-27 The Directv Group, Inc. Optimization technique for layered modulation
US7173981B1 (en) 2001-04-27 2007-02-06 The Directv Group, Inc. Dual layer signal processing in a layered modulation digital signal system
US7471735B2 (en) 2001-04-27 2008-12-30 The Directv Group, Inc. Maximizing power and spectral efficiencies for layered and conventional modulations
US7639759B2 (en) 2001-04-27 2009-12-29 The Directv Group, Inc. Carrier to noise ratio estimations from a received signal
US7245671B1 (en) 2001-04-27 2007-07-17 The Directv Group, Inc. Preprocessing signal layers in a layered modulation digital signal system to use legacy receivers
US7209524B2 (en) 2001-04-27 2007-04-24 The Directv Group, Inc. Layered modulation for digital signals
US7502430B2 (en) 2001-04-27 2009-03-10 The Directv Group, Inc. Coherent averaging for measuring traveling wave tube amplifier nonlinearity
US7483505B2 (en) 2001-04-27 2009-01-27 The Directv Group, Inc. Unblind equalizer architecture for digital communication systems
AR040366A1 (es) 2002-07-01 2005-03-30 Hughes Electronics Corp Mejora del rendimiento de la modulacion jerarquica por desplazamiento de ocho fases (8psk)
TWI279113B (en) * 2002-07-03 2007-04-11 Hughes Electronics Corp Method and apparatus for layered modulation
US7463676B2 (en) 2002-10-25 2008-12-09 The Directv Group, Inc. On-line phase noise measurement for layered modulation
ES2398213T3 (es) 2002-10-25 2013-03-14 The Directv Group, Inc. Procesador de señal de modulación en capas de baja complejidad
US7474710B2 (en) 2002-10-25 2009-01-06 The Directv Group, Inc. Amplitude and phase matching for layered modulation reception
US7616706B2 (en) * 2003-05-16 2009-11-10 Thomson Licensing Repetition coding in a satellite-based communications system
KR101005036B1 (ko) * 2003-05-16 2010-12-30 톰슨 라이센싱 레이어된 그리고 계층적인 변조 시스템을 위한 통합 수신기
US7502429B2 (en) 2003-10-10 2009-03-10 The Directv Group, Inc. Equalization for traveling wave tube amplifier nonlinearity measurements
JP4460412B2 (ja) 2003-11-26 2010-05-12 パナソニック株式会社 受信装置及び部分ビット判定方法
CN1886958B (zh) * 2003-11-26 2010-08-18 松下电器产业株式会社 接收装置及发送装置
KR100874016B1 (ko) * 2007-06-29 2008-12-17 한국전자통신연구원 계층 변조 장치 및 그 방법과, 계층 복조 장치 및 그 방법
JP5163298B2 (ja) * 2008-06-04 2013-03-13 富士通株式会社 情報処理装置、データ伝送装置及びデータ伝送方法
US8284652B2 (en) * 2008-10-28 2012-10-09 Qualcomm Incorporated Enhanced forward link transmission
WO2015099556A1 (ru) * 2013-12-23 2015-07-02 Общество С Ограниченной Ответственностью "Космонет" Метод передачи и приема сигналов кам (квадратурной амплитудной модуляции)
US11271703B2 (en) 2014-05-02 2022-03-08 Qualcomm Incorporated Techniques for improving control channel capacity

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2697395B1 (fr) * 1992-10-22 1994-12-30 France Telecom Procédé de codage-décodage hiérarchique d'un signal numérique, et système correspondant utilisés en télévision numérique.
JP3691211B2 (ja) * 1997-05-30 2005-09-07 日本放送協会 デジタル信号送信装置、およびデジタル信号受信装置
US5966412A (en) * 1997-06-30 1999-10-12 Thomson Consumer Electronics, Inc. Apparatus and method for processing a Quadrature Amplitude Modulated (QAM) signal
JP2987352B2 (ja) * 1997-09-25 1999-12-06 株式会社次世代デジタルテレビジョン放送システム研究所 階層伝送による多重方式とその送信装置、中継装置

Also Published As

Publication number Publication date
DE60023173T2 (de) 2006-04-27
CN1274123C (zh) 2006-09-06
EP1232622B1 (en) 2005-10-12
KR20020068353A (ko) 2002-08-27
DE60023173D1 (de) 2005-11-17
MXPA02005197A (es) 2002-11-07
BR0015739A (pt) 2002-07-16
AU1925201A (en) 2001-06-04
WO2001039455A1 (en) 2001-05-31
JP2003525537A (ja) 2003-08-26
KR100684213B1 (ko) 2007-02-20
AU782684B2 (en) 2005-08-18
EP1232622A1 (en) 2002-08-21
CN1421086A (zh) 2003-05-28

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