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DE69428722D1 - Signalverarbeitungsanlage - Google Patents

Signalverarbeitungsanlage

Info

Publication number
DE69428722D1
DE69428722D1 DE69428722T DE69428722T DE69428722D1 DE 69428722 D1 DE69428722 D1 DE 69428722D1 DE 69428722 T DE69428722 T DE 69428722T DE 69428722 T DE69428722 T DE 69428722T DE 69428722 D1 DE69428722 D1 DE 69428722D1
Authority
DE
Germany
Prior art keywords
signal processing
processing system
signal
processing
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
DE69428722T
Other languages
English (en)
Other versions
DE69428722T2 (de
Inventor
Mamoru Ueda
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of DE69428722D1 publication Critical patent/DE69428722D1/de
Application granted granted Critical
Publication of DE69428722T2 publication Critical patent/DE69428722T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N5/926—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation
    • H04N5/9265—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation with processing of the sound signal
    • H04N5/9267—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation with processing of the sound signal using time division multiplex of the PCM audio and PCM video signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N5/926—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation
    • H04N5/9261—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation involving data reduction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N5/926—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation
    • H04N5/9261—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation involving data reduction
    • H04N5/9264—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation involving data reduction using transform coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N5/926—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation
    • H04N5/9265—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation with processing of the sound signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/93—Regeneration of the television signal or of selected parts thereof
    • H04N5/94—Signal drop-out compensation
    • H04N5/945—Signal drop-out compensation for signals recorded by pulse code modulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Communication Control (AREA)
DE69428722T 1993-03-31 1994-03-29 Signalverarbeitungsanlage Expired - Fee Related DE69428722T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9685193 1993-03-31

Publications (2)

Publication Number Publication Date
DE69428722D1 true DE69428722D1 (de) 2001-11-22
DE69428722T2 DE69428722T2 (de) 2002-06-20

Family

ID=14175998

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69428722T Expired - Fee Related DE69428722T2 (de) 1993-03-31 1994-03-29 Signalverarbeitungsanlage
DE69416372T Expired - Fee Related DE69416372T2 (de) 1993-03-31 1994-03-29 Signalprozessor

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69416372T Expired - Fee Related DE69416372T2 (de) 1993-03-31 1994-03-29 Signalprozessor

Country Status (6)

Country Link
US (3) US5706056A (de)
EP (2) EP0853431B1 (de)
JP (1) JP3572324B2 (de)
KR (1) KR0148705B1 (de)
DE (2) DE69428722T2 (de)
WO (1) WO1994023534A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100660306B1 (ko) * 1995-06-30 2007-03-28 소니 가부시끼 가이샤 데이터셔플링방법및그장치
CN101030390B (zh) * 2002-07-01 2010-04-21 松下电器产业株式会社 光盘装置以及光盘记录方法
US8606023B2 (en) * 2006-06-26 2013-12-10 Qualcomm Incorporated Reduction of errors during computation of inverse discrete cosine transform

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5194964A (en) * 1988-09-15 1993-03-16 Canon Kabushiki Kaisha Apparatus for processing color or black and white video signals
EP0398741B1 (de) * 1989-05-19 1997-10-29 Canon Kabushiki Kaisha System zum Übertragen von Bildinformation
JP3089475B2 (ja) * 1989-06-21 2000-09-18 ソニー株式会社 ディジタル画像信号の符号化装置
JPH03141752A (ja) * 1989-10-27 1991-06-17 Hitachi Ltd 画像信号伝送方法
JPH0468776A (ja) * 1990-07-04 1992-03-04 Pioneer Electron Corp 情報記録及び静止画再生装置
US5146324A (en) * 1990-07-31 1992-09-08 Ampex Corporation Data compression using a feedforward quantization estimator
US5805302A (en) * 1990-12-28 1998-09-08 Canon Kabushiki Kaisha Variable length encoding of image data
TW223690B (de) * 1991-02-13 1994-05-11 Ampex
JPH0541800A (ja) * 1991-02-15 1993-02-19 Olympus Optical Co Ltd 画像復号化処理装置および復号化方法
CA2062200A1 (en) * 1991-03-15 1992-09-16 Stephen C. Purcell Decompression processor for video applications
US5220325A (en) * 1991-03-28 1993-06-15 At&T Bell Laboratories Hierarchical variable length decoder for digital video data
JP3125451B2 (ja) * 1991-11-05 2001-01-15 ソニー株式会社 信号処理方法
US5831679A (en) * 1991-06-14 1998-11-03 Wavephore, Inc. Network for retrieval and video transmission of information
JPH0591494A (ja) * 1991-09-26 1993-04-09 Sony Corp 高能率符号化装置
US5349384A (en) * 1992-01-14 1994-09-20 Sony Corporation Apparatus and methods for transmitting compressed digital image signals
JP3428033B2 (ja) * 1992-02-19 2003-07-22 株式会社日立製作所 ディジタルｖｔｒ
JPH05236427A (ja) * 1992-02-25 1993-09-10 Sony Corp 画像信号の符号化装置及び符号化方法
US5440344A (en) * 1992-04-28 1995-08-08 Mitsubishi Denki Kabushiki Kaisha Video encoder using adjacent pixel difference for quantizer control
US5289577A (en) * 1992-06-04 1994-02-22 International Business Machines Incorporated Process-pipeline architecture for image/video processing
GB2274017B (en) * 1992-06-16 1995-08-30 Samsung Electronics Co Ltd A backward compatible HDTV recording/reproducing system
US5289276A (en) * 1992-06-19 1994-02-22 General Electric Company Method and apparatus for conveying compressed video data over a noisy communication channel
KR0134871B1 (ko) * 1992-07-17 1998-04-22 사또오 후미오 고능률 부호화 복호화 시스템
US5396497A (en) * 1993-02-26 1995-03-07 Sony Corporation Synchronization of audio/video information
US5473385A (en) * 1994-06-07 1995-12-05 Tv/Com Technologies, Inc. Clock correction in a video data decoder using video synchronization signals
JP3336754B2 (ja) * 1994-08-19 2002-10-21 ソニー株式会社 デジタルビデオ信号の記録方法及び記録装置

Also Published As

Publication number Publication date
DE69416372D1 (de) 1999-03-18
EP0853431A2 (de) 1998-07-15
EP0648051A4 (de) 1995-04-19
EP0648051B1 (de) 1999-02-03
KR0148705B1 (ko) 1998-09-15
US6839385B1 (en) 2005-01-04
EP0648051A1 (de) 1995-04-12
EP0853431B1 (de) 2001-10-17
EP0853431A3 (de) 1998-08-26
US6704356B1 (en) 2004-03-09
JP3572324B2 (ja) 2004-09-29
DE69428722T2 (de) 2002-06-20
WO1994023534A1 (en) 1994-10-13
DE69416372T2 (de) 1999-08-26
US5706056A (en) 1998-01-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee