CA1031460A - Elimination des tensions transitoires dans le traitement par segments d'information audio - Google Patents

Elimination des tensions transitoires dans le traitement par segments d'information audio

Info

Publication number
CA1031460A
CA1031460A CA215,074A CA215074A CA1031460A CA 1031460 A CA1031460 A CA 1031460A CA 215074 A CA215074 A CA 215074A CA 1031460 A CA1031460 A CA 1031460A
Authority
CA
Canada
Prior art keywords
transients
elimination
audio information
processing segments
segments
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
Application number
CA215,074A
Other languages
English (en)
Inventor
Harold B. Shutterly
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.)
CBS Corp
Original Assignee
Westinghouse Electric 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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of CA1031460A publication Critical patent/CA1031460A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/10527—Audio or video recording; Data buffering arrangements
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00007—Time or data compression or expansion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/18—Time-division multiplex systems using frequency compression and subsequent expansion of the individual signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/002—Special television systems not provided for by H04N7/007 - H04N7/18
    • 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
    • H04N9/802—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving processing of the sound signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Television Signal Processing For Recording (AREA)
CA215,074A 1974-01-23 1974-12-02 Elimination des tensions transitoires dans le traitement par segments d'information audio Expired CA1031460A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US435782A US3872503A (en) 1974-01-23 1974-01-23 Elimination of transients in processing segments of audio information

Publications (1)

Publication Number Publication Date
CA1031460A true CA1031460A (fr) 1978-05-16

Family

ID=23729786

Family Applications (1)

Application Number Title Priority Date Filing Date
CA215,074A Expired CA1031460A (fr) 1974-01-23 1974-12-02 Elimination des tensions transitoires dans le traitement par segments d'information audio

Country Status (7)

Country Link
US (1) US3872503A (fr)
JP (1) JPS50104911A (fr)
CA (1) CA1031460A (fr)
DE (1) DE2500696A1 (fr)
FR (1) FR2258752B1 (fr)
GB (1) GB1473472A (fr)
NL (1) NL7416991A (fr)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4065794A (en) * 1975-12-04 1977-12-27 Westinghouse Electric Corporation Playback technique for an audio-video program wherein the video display is controlled by signals recorded as a part of the audio program
US4065795A (en) * 1975-12-04 1977-12-27 Westinghouse Electric Corporation Recording technique for an audio/video program wherein the audio incorporates video change signals
JPS6052499B2 (ja) * 1976-02-24 1985-11-19 ソニー株式会社 メモリ−装置
FR2383563A1 (fr) * 1977-03-11 1978-10-06 Sony Corp Procede et appareil d'enregistrement de signaux audiofrequences avec un enregistreur video
FR2418593A1 (fr) * 1978-02-28 1979-09-21 Thomson Brandt Procede de diffusion d'un signal sonore, et appareil permettant de mettre en oeuvre ce procede
US4223404A (en) * 1978-04-26 1980-09-16 Raytheon Company Apparatus for recycling complete cycles of a stored periodic signal
USRE31614E (en) * 1979-01-02 1984-06-26 International Business Machines Corporation Decreasing time duration of recorded speech
US4228322A (en) * 1979-01-02 1980-10-14 International Business Machines Corporation Decreasing time duration of recorded speech
US4266243A (en) * 1979-04-25 1981-05-05 Westinghouse Electric Corp. Scrambling system for television sound signals
DE3030759A1 (de) * 1980-08-14 1982-03-11 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schaltung zur zeitfehlerbeseitigung bei der wiedergabe taktbehafteter signale, insbesondere bei einer digitaltonplatte
JPS58179913A (ja) * 1982-04-15 1983-10-21 Sony Corp オ−デイオ信号の記録装置
US4486793A (en) * 1982-07-19 1984-12-04 Dolby Laboratories Licensing Corporation Reduction of crosstalk effects in modulated audio signals carried in adjacent tracks of recorded media
DE3233389A1 (de) * 1982-09-09 1984-08-02 Telefunken Fernseh Und Rundfunk Gmbh, 3000 Hannover Schaltung zur verringerung von kopfwechselstoerungen in einem recorder
JPS59124010A (ja) * 1982-12-29 1984-07-18 Sony Corp Ｐｃｍ信号の記録方法
US4604650A (en) * 1983-05-17 1986-08-05 Westinghouse Electric Corp. Three line video scrambling method
US4563702A (en) * 1983-05-27 1986-01-07 M/A-Com Linkabit, Inc. Video signal scrambling and descrambling systems
JPS60501477A (ja) * 1983-06-03 1985-09-05 ザ・ヴアリアブル・スピ−チ・コントロ−ル・カンパニイ オーディオ信号のピッチを変化させる方法およびピッチ変換装置
JPS601639A (ja) * 1983-06-18 1985-01-07 Sony Corp 信号再生装置
DE3347021A1 (de) * 1983-12-24 1985-07-04 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zum speichern digital-codierter videosignale auf magnetband
US4825303A (en) * 1984-06-18 1989-04-25 Eeco Incorporated Compressed audio silencing
DE3424816A1 (de) * 1984-07-06 1986-01-16 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zum speichern digital codierter, bildsynchroner tonsignale
JPS62154367A (ja) * 1985-12-27 1987-07-09 Canon Inc 記録又は再生装置
DE3883337D1 (fr) * 1987-10-06 1993-09-23 Peicom Sound Systems Gmbh, 6380 Bad Homburg, De
US5038221A (en) * 1987-10-13 1991-08-06 Louis Dorren Luminance encoded digital audio system
US5091936A (en) * 1991-01-30 1992-02-25 General Instrument Corporation System for communicating television signals or a plurality of digital audio signals in a standard television line allocation
DE19736669C1 (de) * 1997-08-22 1998-10-22 Fraunhofer Ges Forschung Verfahren und Vorrichtung zum Erfassen eines Anschlags in einem zeitdiskreten Audiosignal sowie Vorrichtung und Verfahren zum Codieren eines Audiosignals
US7203795B2 (en) * 2003-04-18 2007-04-10 D & M Holdings Inc. Digital recording, reproducing and recording/reproducing apparatus
US7292902B2 (en) * 2003-11-12 2007-11-06 Dolby Laboratories Licensing Corporation Frame-based audio transmission/storage with overlap to facilitate smooth crossfading
US8280729B2 (en) * 2010-01-22 2012-10-02 Research In Motion Limited System and method for encoding and decoding pulse indices

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3333063A (en) * 1962-10-01 1967-07-25 Ampex Signal demodulating and combining circuit for wideband reproducing systems
US3745264A (en) * 1970-07-23 1973-07-10 Periphonics Corp Analog signal recording and playback method and system
US3789137A (en) * 1972-04-07 1974-01-29 Westinghouse Electric Corp Time compression of audio signals

Also Published As

Publication number Publication date
DE2500696C2 (fr) 1987-06-11
AU7713875A (en) 1976-07-08
FR2258752B1 (fr) 1982-11-05
US3872503A (en) 1975-03-18
DE2500696A1 (de) 1975-08-07
GB1473472A (en) 1977-05-11
NL7416991A (nl) 1975-07-25
JPS50104911A (fr) 1975-08-19
FR2258752A1 (fr) 1975-08-18

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Legal Events

Date Code Title Description
MKEX Expiry

Effective date: 19950516