CN1404690A - 无音频的音调失真地可变速重放预先记录的视频的视频重放设备 - Google Patents

无音频的音调失真地可变速重放预先记录的视频的视频重放设备 Download PDF

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Publication number
CN1404690A
CN1404690A CN01804719A CN01804719A CN1404690A CN 1404690 A CN1404690 A CN 1404690A CN 01804719 A CN01804719 A CN 01804719A CN 01804719 A CN01804719 A CN 01804719A CN 1404690 A CN1404690 A CN 1404690A
Authority
CN
China
Prior art keywords
video
audio track
frequency program
playback apparatus
video frequency
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.)
Pending
Application number
CN01804719A
Other languages
English (en)
Chinese (zh)
Inventor
E·斯特尼克
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of CN1404690A publication Critical patent/CN1404690A/zh
Pending legal-status Critical Current

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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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/78—Television signal recording using magnetic recording
    • H04N5/782—Television signal recording using magnetic recording on tape
    • H04N5/783—Adaptations for reproducing at a rate different from the recording rate
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/765—Interface circuits between an apparatus for recording and another apparatus
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/765—Interface circuits between an apparatus for recording and another apparatus
    • H04N5/775—Interface circuits between an apparatus for recording and another apparatus between a recording apparatus and a television receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/78—Television signal recording using magnetic recording
    • H04N5/781—Television signal recording using magnetic recording on disks or drums
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/84—Television signal recording using optical recording
    • H04N5/85—Television signal recording using optical recording on discs or drums
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/804—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components
    • H04N9/8042—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components involving data reduction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/804—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components
    • H04N9/806—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components with processing of the sound signal
    • H04N9/8063—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components with processing of the sound signal using time division multiplex of the PCM audio and PCM video signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
CN01804719A 2000-10-11 2001-09-26 无音频的音调失真地可变速重放预先记录的视频的视频重放设备 Pending CN1404690A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US68660000A 2000-10-11 2000-10-11
US09/686,600 2000-10-11

Publications (1)

Publication Number Publication Date
CN1404690A true CN1404690A (zh) 2003-03-19

Family

ID=24756978

Family Applications (1)

Application Number Title Priority Date Filing Date
CN01804719A Pending CN1404690A (zh) 2000-10-11 2001-09-26 无音频的音调失真地可变速重放预先记录的视频的视频重放设备

Country Status (5)

Country Link
EP (1) EP1329103A2 (ja)
JP (1) JP2004511970A (ja)
KR (1) KR20020062752A (ja)
CN (1) CN1404690A (ja)
WO (1) WO2002032126A2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100464578C (zh) * 2004-05-13 2009-02-25 美国博通公司 用于以高质量的可变速度播放视听媒体的系统和方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101039107B1 (ko) * 2008-12-22 2011-06-07 박의봉 골전도 이어폰

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5386493A (en) * 1992-09-25 1995-01-31 Apple Computer, Inc. Apparatus and method for playing back audio at faster or slower rates without pitch distortion
US5583652A (en) * 1994-04-28 1996-12-10 International Business Machines Corporation Synchronized, variable-speed playback of digitally recorded audio and video
EP1161089B1 (en) * 1995-09-11 2003-12-17 Matsushita Electric Industrial Co., Ltd. Video signal recording and reproducing apparatus
KR0165439B1 (ko) * 1995-09-14 1999-03-20 김광호 디지탈 비디오 테이프 레코더의 화면 구성 장치 및 방법
KR100242448B1 (ko) * 1997-06-28 2000-02-01 윤종용 디지털 비디오 디스크 고속 재생 제어장치 및 방법

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100464578C (zh) * 2004-05-13 2009-02-25 美国博通公司 用于以高质量的可变速度播放视听媒体的系统和方法

Also Published As

Publication number Publication date
KR20020062752A (ko) 2002-07-29
JP2004511970A (ja) 2004-04-15
WO2002032126A3 (en) 2002-07-04
WO2002032126A2 (en) 2002-04-18
EP1329103A2 (en) 2003-07-23

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Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication