JP3892911B2 - デジタル信号を伝送する方法 - Google Patents

デジタル信号を伝送する方法 Download PDF

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Publication number
JP3892911B2
JP3892911B2 JP52210698A JP52210698A JP3892911B2 JP 3892911 B2 JP3892911 B2 JP 3892911B2 JP 52210698 A JP52210698 A JP 52210698A JP 52210698 A JP52210698 A JP 52210698A JP 3892911 B2 JP3892911 B2 JP 3892911B2
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Japan
Prior art keywords
signal
test sequence
jamming
sequence
data
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Expired - Fee Related
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JP52210698A
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English (en)
Japanese (ja)
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JP2001504291A5 (enExample
JP2001504291A (ja
Inventor
ルドルフ，ディートマー
ヘルレ，クリスチャン
シェーファー，アンドレアス
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ドイッチェ テレコム アーゲー
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Publication of JP2001504291A5 publication Critical patent/JP2001504291A5/ja
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    • 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
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/12—Neutralising, balancing, or compensation arrangements
    • H04B1/123—Neutralising, balancing, or compensation arrangements using adaptive balancing or compensation means
    • 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
    • H04L1/24—Testing correct operation
    • H04L1/241—Testing correct operation using pseudo-errors
    • 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
    • H04L1/24—Testing correct operation
    • H04L1/242—Testing correct operation by comparing a transmitted test signal with a locally generated replica

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Noise Elimination (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Optical Communication System (AREA)
JP52210698A 1996-11-08 1997-11-03 デジタル信号を伝送する方法 Expired - Fee Related JP3892911B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19646164A DE19646164A1 (de) 1996-11-08 1996-11-08 Verfahren zur Übertragung digitaler Signale
DE19646164.2 1996-11-08
PCT/EP1997/006042 WO1998021849A1 (de) 1996-11-08 1997-11-03 Verfahren zur störsignalunterdrückung bei der übertragung digitaler signale

Publications (3)

Publication Number Publication Date
JP2001504291A JP2001504291A (ja) 2001-03-27
JP2001504291A5 JP2001504291A5 (enExample) 2005-05-12
JP3892911B2 true JP3892911B2 (ja) 2007-03-14

Family

ID=7811082

Family Applications (1)

Application Number Title Priority Date Filing Date
JP52210698A Expired - Fee Related JP3892911B2 (ja) 1996-11-08 1997-11-03 デジタル信号を伝送する方法

Country Status (8)

Country Link
US (1) US6501804B1 (enExample)
EP (1) EP0944973B1 (enExample)
JP (1) JP3892911B2 (enExample)
CN (1) CN1146182C (enExample)
AT (1) ATE286332T1 (enExample)
CA (1) CA2269055C (enExample)
DE (2) DE19646164A1 (enExample)
WO (1) WO1998021849A1 (enExample)

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JP3385266B2 (ja) * 2000-11-27 2003-03-10 富士通株式会社 雑音除去方法及び装置
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
US7423987B2 (en) 2001-04-27 2008-09-09 The Directv Group, Inc. Feeder link configurations to support layered modulation for digital signals
US7639759B2 (en) 2001-04-27 2009-12-29 The Directv Group, Inc. Carrier to noise ratio estimations from a received signal
US7502430B2 (en) 2001-04-27 2009-03-10 The Directv Group, Inc. Coherent averaging for measuring traveling wave tube amplifier nonlinearity
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
US7483505B2 (en) 2001-04-27 2009-01-27 The Directv Group, Inc. Unblind equalizer architecture for digital communication systems
US7209524B2 (en) 2001-04-27 2007-04-24 The Directv Group, Inc. Layered modulation for digital signals
US7184473B2 (en) 2001-04-27 2007-02-27 The Directv Group, Inc. Equalizers for layered modulated and other signals
US7151807B2 (en) 2001-04-27 2006-12-19 The Directv Group, Inc. Fast acquisition of timing and carrier frequency from received signal
US7471735B2 (en) 2001-04-27 2008-12-30 The Directv Group, Inc. Maximizing power and spectral efficiencies for layered and conventional modulations
US8005035B2 (en) 2001-04-27 2011-08-23 The Directv Group, Inc. Online output multiplexer filter measurement
US7583728B2 (en) 2002-10-25 2009-09-01 The Directv Group, Inc. Equalizers for layered modulated and other signals
US7778365B2 (en) 2001-04-27 2010-08-17 The Directv Group, Inc. Satellite TWTA on-line non-linearity measurement
US7822154B2 (en) 2001-04-27 2010-10-26 The Directv Group, Inc. Signal, interference and noise power measurement
JP3427381B2 (ja) 2001-06-20 2003-07-14 富士通株式会社 雑音キャンセル方法及び装置
JP3407254B1 (ja) * 2002-01-31 2003-05-19 富士通株式会社 データ伝送システム及びデータ伝送制御方法
TWI324463B (en) 2002-07-01 2010-05-01 Hughes Electronics Corp Improving hierarchical 8psk performance
TWI279113B (en) 2002-07-03 2007-04-11 Hughes Electronics Corp Method and apparatus for layered modulation
AU2003301717A1 (en) 2002-10-25 2004-05-25 The Directv Group, Inc. Lower complexity layered modulation signal processor
US7474710B2 (en) 2002-10-25 2009-01-06 The Directv Group, Inc. Amplitude and phase matching for layered modulation reception
US7463676B2 (en) 2002-10-25 2008-12-09 The Directv Group, Inc. On-line phase noise measurement for layered modulation
US7173977B2 (en) 2002-10-25 2007-02-06 The Directv Group, Inc. Method and apparatus for tailoring carrier power requirements according to availability in layered modulation systems
DE60331766D1 (de) 2002-10-25 2010-04-29 Directv Group Inc Schätzen des arbeitspunkts eines nichtlinearenausbreitungswellenrührenverstärkers
US7529312B2 (en) 2002-10-25 2009-05-05 The Directv Group, Inc. Layered modulation for terrestrial ATSC applications
CA2453902A1 (en) * 2003-01-30 2004-07-30 Brian A. Harron Gimballed reflector mounting platform
US7307666B2 (en) * 2003-01-30 2007-12-11 Her Majesty The Queen In Right Of Canada As Represented By The Minister Of Industry Through The Communications Research Centre Canada Transmitter identification system
US7298396B2 (en) * 2003-08-25 2007-11-20 Spx Corporation Apparatus and method for monitoring transmission systems using embedded test signals
AU2004218611B2 (en) * 2003-10-10 2007-03-08 The Directv Group, Inc. Coherent averaging for measuring traveling wave tube amplifier nonlinearity
US7502429B2 (en) 2003-10-10 2009-03-10 The Directv Group, Inc. Equalization for traveling wave tube amplifier nonlinearity measurements
GB2458396B (en) * 2004-11-22 2009-11-04 Baker Hughes Inc Identification of the channel frequency response using a pseudo-random sequence or pseudo-random binary sequence
US7313052B2 (en) * 2005-04-08 2007-12-25 Baker Hughes Incorporated System and methods of communicating over noisy communication channels
GB2472535B (en) * 2005-04-08 2011-04-13 Baker Hughes Inc System and methods of communicating over noisy communication channels
EP3742620B1 (en) * 2018-02-27 2022-02-09 Mitsubishi Electric Corporation Radio communication system and interference suppression method

Family Cites Families (17)

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Publication number Priority date Publication date Assignee Title
DE3511274A1 (de) * 1985-03-28 1986-10-09 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zum erfassen der pegelaenderungen eines pilotfrequenzsignals
DE3886107T2 (de) * 1987-06-23 1994-05-26 Nippon Electric Co Träger/Rausch-Detektor für digitale Übertragungssysteme.
JPH036156A (ja) * 1989-06-01 1991-01-11 Mitsubishi Electric Corp データ伝送路障害検知回路
DE4004576C1 (enExample) * 1990-02-14 1991-02-21 Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen, De
FR2672453B1 (fr) 1991-01-31 1993-04-09 Alcatel Telspace Procede de detection de signal perturbateur pour demodulateur de donnees numeriques et dispositif de mise en óoeuvre d'un tel procede.
JP3269577B2 (ja) * 1991-10-02 2002-03-25 モトローラ・インコーポレイテッド ビット誤り率検出方法
DE4201542C2 (de) * 1992-01-22 1994-03-03 Rohde & Schwarz Anordnung zum Unterdrücken von im Empfangssignal des Empfängers eines Hochfrequenz-Nachrichten-Übertragungssystems auftretenden Störsignalen
JP2760240B2 (ja) * 1992-03-11 1998-05-28 松下電器産業株式会社 雑音抑圧装置
US5430894A (en) * 1992-03-11 1995-07-04 Matsushita Electric Industrial Co., Ltd. Radio receiver noise suppression system
DE4335843C2 (de) 1993-10-20 1997-02-13 Siemens Ag Verfahren zur Elimination digitaler quasiperiodischer Störsignale
DE4430348C2 (de) 1994-08-26 1998-04-02 Rohde & Schwarz Verfahren zum Trennen von Carrier-Signal und Interferer-Signal in einem Funksignal eines Mobilfunknetzes
DE19535075A1 (de) * 1994-10-21 1996-04-25 Deutsche Telekom Ag Digitalmodulation
JP2685031B2 (ja) * 1995-06-30 1997-12-03 日本電気株式会社 雑音消去方法及び雑音消去装置
US5995567A (en) * 1996-04-19 1999-11-30 Texas Instruments Incorporated Radio frequency noise canceller
JPH1141141A (ja) * 1997-05-21 1999-02-12 Mitsubishi Electric Corp スペクトル拡散信号受信方法及びスペクトル拡散信号受信装置
US5903615A (en) * 1998-03-30 1999-05-11 3Com Corporation Low complexity frequency estimator and interference cancellation method and device
US6122015A (en) * 1998-12-07 2000-09-19 General Electric Company Method and apparatus for filtering digital television signals

Also Published As

Publication number Publication date
DE19646164A1 (de) 1998-05-14
EP0944973A1 (de) 1999-09-29
ATE286332T1 (de) 2005-01-15
EP0944973B1 (de) 2004-12-29
JP2001504291A (ja) 2001-03-27
DE59712149D1 (de) 2005-02-03
CN1146182C (zh) 2004-04-14
US6501804B1 (en) 2002-12-31
WO1998021849A1 (de) 1998-05-22
CA2269055C (en) 2005-01-18
CN1236514A (zh) 1999-11-24
CA2269055A1 (en) 1998-05-22

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