DE69418913D1 - Vorrichtung zur Aufnahme/Wiedergabe von Videosignalen mit hoher Auflösung - Google Patents

Vorrichtung zur Aufnahme/Wiedergabe von Videosignalen mit hoher Auflösung

Info

Publication number
DE69418913D1
DE69418913D1 DE69418913T DE69418913T DE69418913D1 DE 69418913 D1 DE69418913 D1 DE 69418913D1 DE 69418913 T DE69418913 T DE 69418913T DE 69418913 T DE69418913 T DE 69418913T DE 69418913 D1 DE69418913 D1 DE 69418913D1
Authority
DE
Germany
Prior art keywords
recording
high resolution
video signals
playing back
back video
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
DE69418913T
Other languages
English (en)
Other versions
DE69418913T2 (de
Inventor
Dong Hwa Lee
Seung I Kim
Tae Seok Yang
Choon Lee
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.)
LG Electronics Inc
Original Assignee
LG Electronics Inc
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
Priority claimed from KR1019930002022A external-priority patent/KR950008745B1/ko
Priority claimed from KR1019930007454A external-priority patent/KR970008637B1/ko
Priority claimed from KR1019930007455A external-priority patent/KR970010487B1/ko
Application filed by LG Electronics Inc filed Critical LG Electronics Inc
Publication of DE69418913D1 publication Critical patent/DE69418913D1/de
Application granted granted Critical
Publication of DE69418913T2 publication Critical patent/DE69418913T2/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
    • H04N5/9201—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving the multiplexing of an additional signal and the video signal
    • H04N5/9206—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving the multiplexing of an additional signal and the video signal the additional signal being a character code signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N17/00—Diagnosis, testing or measuring for television systems or their details
    • H04N17/06—Diagnosis, testing or measuring for television systems or their details for recorders
    • 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
    • H04N5/93—Regeneration of the television signal or of selected parts thereof
    • H04N5/931—Regeneration of the television signal or of selected parts thereof for restoring the level of the reproduced signal
    • H04N5/9315—Regeneration of the television signal or of selected parts thereof for restoring the level of the reproduced signal the level control being frequency dependent
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Television Signal Processing For Recording (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
DE69418913T 1993-02-13 1994-02-14 Vorrichtung zum Variieren der Signalcharakteristik für hochauflösende Videokassettenrecorder Expired - Fee Related DE69418913T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR1019930002022A KR950008745B1 (ko) 1993-02-13 1993-02-13 디지탈 전송 고화질티브이(hdtv)용 디지탈 브이씨알의 기록재생장치
KR1019930007454A KR970008637B1 (ko) 1993-04-30 1993-04-30 고화질 브이씨알의 신호 특성 변환 회로
KR1019930007455A KR970010487B1 (ko) 1993-04-30 1993-04-30 고화질 브이씨알의 신호 특성 변환 회로

Publications (2)

Publication Number Publication Date
DE69418913D1 true DE69418913D1 (de) 1999-07-15
DE69418913T2 DE69418913T2 (de) 1999-12-23

Family

ID=27348920

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69418913T Expired - Fee Related DE69418913T2 (de) 1993-02-13 1994-02-14 Vorrichtung zum Variieren der Signalcharakteristik für hochauflösende Videokassettenrecorder

Country Status (3)

Country Link
US (1) US5448369A (de)
EP (1) EP0612186B1 (de)
DE (1) DE69418913T2 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0631435B2 (de) * 1993-06-24 2004-08-25 Lg Electronics Inc. Gerät und Verfahren zur zeitgesteuerten Aufzeichnung in einem Videorecorder
JP3046224B2 (ja) * 1994-07-26 2000-05-29 三星電子株式会社 固定ビット率の符号化方法および装置とこれを利用した高速探索のためのトラッキング方法
KR0141724B1 (ko) * 1995-01-07 1998-07-15 이헌조 브이씨알의 서보 제어장치
JP3147729B2 (ja) * 1995-09-13 2001-03-19 株式会社東芝 記録信号作成装置
KR100265009B1 (ko) * 1996-02-06 2000-10-02 구자홍 디지탈 브이씨알의 영상 기록 재생장치와 그 방법
US6366326B1 (en) 1996-08-01 2002-04-02 Thomson Consumer Electronics Inc. System for acquiring, processing, and storing video data and program guides transmitted in different coding formats
KR100326893B1 (ko) * 1997-09-24 2002-08-27 닛폰 비구타 가부시키가이샤 자기기록장치
US6393194B1 (en) * 1997-10-16 2002-05-21 Victor Company Of Japan, Ltd. Magnetic recording and reproducing video signal in magnetic tape at video quality selectable from prescribed different qualities
JP4332249B2 (ja) * 1999-02-18 2009-09-16 キヤノン株式会社 ビットストリーム復号化装置、方法及び記憶媒体
US7729421B2 (en) 2002-02-20 2010-06-01 International Business Machines Corporation Low latency video decoder with high-quality, variable scaling and minimal frame buffer memory
US7239680B2 (en) * 2002-07-17 2007-07-03 Broadcom Corporation Methods for performing channel diagnostics
US7480326B2 (en) * 2002-07-17 2009-01-20 Broadcom Corporation Channel diagnostic systems and methods
JP2004094992A (ja) * 2002-08-29 2004-03-25 Orion Denki Kk 信号入力切替用集積回路、及び記録再生装置
US8331430B2 (en) * 2006-08-02 2012-12-11 Broadcom Corporation Channel diagnostic systems and methods
US11013995B2 (en) * 2009-06-01 2021-05-25 Sony Interactive Entertainment LLC Qualified video delivery methods
JP5568379B2 (ja) * 2010-05-27 2014-08-06 ラピスセミコンダクタ株式会社 検出装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS592210A (ja) * 1982-06-28 1984-01-07 Matsushita Electric Ind Co Ltd テ−プ種類検出方法
JP2538886B2 (ja) * 1986-08-29 1996-10-02 株式会社東芝 ビデオテ−プレコ−ダ
JPS63146674A (ja) * 1986-12-10 1988-06-18 Matsushita Electric Ind Co Ltd 映像信号記録再生装置
US5136391A (en) * 1988-11-02 1992-08-04 Sanyo Electric Co., Ltd. Digital video tape recorder capable of accurate image reproduction during high speed tape motion
JPH02134093A (ja) * 1988-11-15 1990-05-23 Toshiba Corp 映像再生装置
US5191431A (en) * 1989-08-29 1993-03-02 Canon Kabushiki Kaisha Recording apparatus having plural operating modes involving diverse signal compression rates and different apportioning of pilot signal recording area
JP2646813B2 (ja) * 1990-07-30 1997-08-27 松下電器産業株式会社 ディジタル映像信号記録方法
DE69024350T2 (de) * 1990-08-13 1996-07-18 Matsushita Electric Ind Co Ltd Digitale Videosignalaufnahme- und -wiedergabevorrichtung
DE4118533A1 (de) * 1991-06-06 1992-12-10 Thomson Brandt Gmbh Videorecorder mit anpassung an das magnetband
US5298992A (en) * 1992-10-08 1994-03-29 International Business Machines Corporation System and method for frame-differencing based video compression/decompression with forward and reverse playback capability

Also Published As

Publication number Publication date
EP0612186A3 (de) 1995-01-04
EP0612186B1 (de) 1999-06-09
EP0612186A2 (de) 1994-08-24
DE69418913T2 (de) 1999-12-23
US5448369A (en) 1995-09-05

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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