DE69904716D1 - Datenverarbeitungsvorrichtung - Google Patents

Datenverarbeitungsvorrichtung

Info

Publication number
DE69904716D1
DE69904716D1 DE69904716T DE69904716T DE69904716D1 DE 69904716 D1 DE69904716 D1 DE 69904716D1 DE 69904716 T DE69904716 T DE 69904716T DE 69904716 T DE69904716 T DE 69904716T DE 69904716 D1 DE69904716 D1 DE 69904716D1
Authority
DE
Germany
Prior art keywords
computing device
computing
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.)
Expired - Fee Related
Application number
DE69904716T
Other languages
English (en)
Other versions
DE69904716T2 (de
Inventor
Jinan Lin
Maximilian Erbar
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.)
Deutsche Thomson Brandt GmbH
Original Assignee
Deutsche Thomson Brandt GmbH
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 Deutsche Thomson Brandt GmbH filed Critical Deutsche Thomson Brandt GmbH
Priority to DE69904716T priority Critical patent/DE69904716T2/de
Application granted granted Critical
Publication of DE69904716D1 publication Critical patent/DE69904716D1/de
Publication of DE69904716T2 publication Critical patent/DE69904716T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
    • H04L25/03019—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception
    • H04L25/03038—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception with a non-recursive structure
    • 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
    • H04L25/061—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection providing hard decisions only; arrangements for tracking or suppressing unwanted low frequency components, e.g. removal of dc offset
    • H04L25/062—Setting decision thresholds using feedforward techniques only
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
    • H04L7/033—Speed or phase control by the received code signals, the signals containing no special synchronisation information using the transitions of the received signal to control the phase of the synchronising-signal-generating means, e.g. using a phase-locked loop
    • H04L7/0331—Speed or phase control by the received code signals, the signals containing no special synchronisation information using the transitions of the received signal to control the phase of the synchronising-signal-generating means, e.g. using a phase-locked loop with a digital phase-locked loop [PLL] processing binary samples, e.g. add/subtract logic for correction of receiver clock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/025—Systems for the transmission of digital non-picture data, e.g. of text during the active part of a television frame
    • H04N7/035—Circuits for the digital non-picture data signal, e.g. for slicing of the data signal, for regeneration of the data-clock signal, for error detection or correction of the data signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H21/00—Adaptive networks
    • H03H21/0012—Digital adaptive filters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/099—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop
    • H03L7/0991—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop the oscillator being a digital oscillator, e.g. composed of a fixed oscillator followed by a variable frequency divider
    • H03L7/0994—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop the oscillator being a digital oscillator, e.g. composed of a fixed oscillator followed by a variable frequency divider comprising an accumulator
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
    • H04L2025/03375—Passband transmission
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/03433—Arrangements for removing intersymbol interference characterised by equaliser structure
    • H04L2025/03439—Fixed structures
    • H04L2025/03445—Time domain
    • H04L2025/03471—Tapped delay lines
    • H04L2025/03477—Tapped delay lines not time-recursive
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/03592—Adaptation methods
    • H04L2025/03598—Algorithms
    • H04L2025/03611—Iterative algorithms
    • H04L2025/03617—Time recursive algorithms
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/03592—Adaptation methods
    • H04L2025/03598—Algorithms
    • H04L2025/03611—Iterative algorithms
    • H04L2025/03656—Initialisation
    • H04L2025/03662—Initialisation to a fixed value
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
    • H04L7/046—Speed or phase control by synchronisation signals using special codes as synchronising signal using a dotting sequence

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Multimedia (AREA)
  • Picture Signal Circuits (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Television Systems (AREA)
DE69904716T 1998-05-09 1999-04-28 Datenverarbeitungsvorrichtung Expired - Fee Related DE69904716T2 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE69904716T DE69904716T2 (de) 1998-05-09 1999-04-28 Datenverarbeitungsvorrichtung

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19820909A DE19820909A1 (de) 1998-05-09 1998-05-09 Datenaufbereitungseinrichtung
PCT/EP1999/002878 WO1999059336A1 (en) 1998-05-09 1999-04-28 Data processing device
DE69904716T DE69904716T2 (de) 1998-05-09 1999-04-28 Datenverarbeitungsvorrichtung

Publications (2)

Publication Number Publication Date
DE69904716D1 true DE69904716D1 (de) 2003-02-06
DE69904716T2 DE69904716T2 (de) 2003-10-02

Family

ID=7867302

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19820909A Withdrawn DE19820909A1 (de) 1998-05-09 1998-05-09 Datenaufbereitungseinrichtung
DE69904716T Expired - Fee Related DE69904716T2 (de) 1998-05-09 1999-04-28 Datenverarbeitungsvorrichtung

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19820909A Withdrawn DE19820909A1 (de) 1998-05-09 1998-05-09 Datenaufbereitungseinrichtung

Country Status (8)

Country Link
US (1) US6710811B1 (de)
EP (1) EP1078520B1 (de)
JP (1) JP2002515702A (de)
CN (1) CN1127261C (de)
AU (1) AU3824799A (de)
DE (2) DE19820909A1 (de)
ES (1) ES2188164T3 (de)
WO (1) WO1999059336A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6789124B1 (en) 1999-07-22 2004-09-07 General Instrument Corporation Multi-standard enhanced inband data receiver
AU6115600A (en) * 1999-07-22 2001-02-13 General Instrument Corporation Multi-standard enhanced inband data receiver
US7023922B1 (en) * 2000-06-21 2006-04-04 Microsoft Corporation Video coding system and method using 3-D discrete wavelet transform and entropy coding with motion information
US20090251610A1 (en) * 2008-04-08 2009-10-08 Hsin-Chung Wang Vertical blanking interval slicer and related method
WO2010066289A1 (en) * 2008-12-09 2010-06-17 Telefonaktiebolaget L M Ericsson (Publ) Symbol-timing recovery techniques for multi-branch receivers
US9704111B1 (en) 2011-09-27 2017-07-11 3Play Media, Inc. Electronic transcription job market
US8918311B1 (en) * 2012-03-21 2014-12-23 3Play Media, Inc. Intelligent caption systems and methods
US9456170B1 (en) 2013-10-08 2016-09-27 3Play Media, Inc. Automated caption positioning systems and methods
GB2537856A (en) * 2015-04-28 2016-11-02 Nordic Semiconductor Asa Communication between intergrated circuits
US11735186B2 (en) 2021-09-07 2023-08-22 3Play Media, Inc. Hybrid live captioning systems and methods

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL186990C (nl) * 1979-03-16 1991-04-16 Philips Nv Zelfinstellend filter met een vertragingsschakeling.
FR2462073A1 (fr) * 1979-07-17 1981-02-06 Thomson Csf Procede et dispositif pour l'extraction de donnees numeriques en presence de bruit et de distorsions
US4333109A (en) * 1980-01-24 1982-06-01 Zenith Radio Corporation Intelligent teletext decoder
US4449145A (en) * 1980-01-24 1984-05-15 Zenith Radio Corporation Intelligent teletext decoder
GB2094104A (en) * 1980-12-06 1982-09-08 Communications Patents Ltd Measuring the eye height of a data-waveform
FR2496363A1 (fr) * 1980-12-12 1982-06-18 Cit Alcatel Procede et dispositif de detection de la sequence d'apprentissage d'un egaliseur auto-adaptatif
JPS598485A (ja) * 1982-07-05 1984-01-17 Matsushita Electric Ind Co Ltd 文字多重放送受信機
AU560508B2 (en) * 1984-02-15 1987-04-09 Matsushita Electric Industrial Co., Ltd. Pay tv delta encoded sound signal processing apparatus
FR2652697A1 (fr) * 1989-10-03 1991-04-05 Sgs Thomson Microelectronics Extracteur de donnees numeriques dans un signal video.
DE69226130T2 (de) * 1991-04-23 1999-02-11 Philips Electronics Nv Halbrekursiver adaptiver Entzerrer
US5404172A (en) * 1992-03-02 1995-04-04 Eeg Enterprises, Inc. Video signal data and composite synchronization extraction circuit for on-screen display
US5371545A (en) 1992-03-11 1994-12-06 Thomson Consumer Electronics, Inc. Auxiliary video data slicer with adjustable window for detecting the run in clock
DE69226943T2 (de) * 1992-06-01 1999-02-11 Thomson Multimedia Sa Zusatzvideodatentrenner
US5666167A (en) * 1992-09-15 1997-09-09 Thomson Consumer Electronics, Inc. Bias control apparatus for a data slicer in an auxiliary video information decoder
US5371548A (en) * 1993-07-09 1994-12-06 Cable Television Laboratories, Inc. System for transmission of digital data using orthogonal frequency division multiplexing
KR0164563B1 (ko) * 1993-07-23 1999-03-20 김광호 데이타 분리 회로
US5657088A (en) * 1995-12-22 1997-08-12 Cirrus Logic, Inc. System and method for extracting caption teletext information from a video signal
US5841810A (en) * 1997-01-30 1998-11-24 National Semiconductor Corporation Multiple stage adaptive equalizer
IL120145A (en) * 1997-02-04 1999-10-28 Oren Semiconductor Ltd Sync signal separator apparatus
JP2000197016A (ja) * 1998-12-24 2000-07-14 Toshiba Ave Co Ltd データ抽出回路

Also Published As

Publication number Publication date
WO1999059336A1 (en) 1999-11-18
EP1078520B1 (de) 2003-01-02
AU3824799A (en) 1999-11-29
JP2002515702A (ja) 2002-05-28
EP1078520A1 (de) 2001-02-28
CN1299557A (zh) 2001-06-13
DE69904716T2 (de) 2003-10-02
ES2188164T3 (es) 2003-06-16
DE19820909A1 (de) 1999-11-25
US6710811B1 (en) 2004-03-23
CN1127261C (zh) 2003-11-05

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee