DE2612753A1 - Verfahren zur kompression und expansion eines fernsehsignals und anordnung zur durchfuehrung des verfahrens - Google Patents

Verfahren zur kompression und expansion eines fernsehsignals und anordnung zur durchfuehrung des verfahrens

Info

Publication number
DE2612753A1
DE2612753A1 DE19762612753 DE2612753A DE2612753A1 DE 2612753 A1 DE2612753 A1 DE 2612753A1 DE 19762612753 DE19762612753 DE 19762612753 DE 2612753 A DE2612753 A DE 2612753A DE 2612753 A1 DE2612753 A1 DE 2612753A1
Authority
DE
Germany
Prior art keywords
signals
signal
devices
subcarrier
subcarriers
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
DE19762612753
Other languages
German (de)
English (en)
Inventor
Charreton Philippe Bied
Francois Le Carvennec
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.)
Thomson-Brandt SA
Original Assignee
Thomson-Brandt SA
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 Thomson-Brandt SA filed Critical Thomson-Brandt SA
Publication of DE2612753A1 publication Critical patent/DE2612753A1/de
Pending 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
    • H04N5/917—Television signal processing therefor for bandwidth reduction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/12—Systems in which the television signal is transmitted via one channel or a plurality of parallel channels, the bandwidth of each channel being less than the bandwidth of the television signal
    • H04N7/127—Systems in which different parts of the picture signal frequency band are individually processed, e.g. suppressed, transposed
    • 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
    • H04N9/86—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded sequentially and simultaneously, e.g. corresponding to SECAM-system

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Optical Recording Or Reproduction (AREA)
DE19762612753 1975-03-28 1976-03-25 Verfahren zur kompression und expansion eines fernsehsignals und anordnung zur durchfuehrung des verfahrens Pending DE2612753A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7509916A FR2305905A1 (fr) 1975-03-28 1975-03-28 Procede de compression-extension d'un signal de television, enregistrements et appareils utilisant ce procede

Publications (1)

Publication Number Publication Date
DE2612753A1 true DE2612753A1 (de) 1976-10-07

Family

ID=9153287

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19762612753 Pending DE2612753A1 (de) 1975-03-28 1976-03-25 Verfahren zur kompression und expansion eines fernsehsignals und anordnung zur durchfuehrung des verfahrens

Country Status (5)

Country Link
US (1) US4068258A (https=)
JP (1) JPS5278313A (https=)
DE (1) DE2612753A1 (https=)
FR (1) FR2305905A1 (https=)
GB (1) GB1524117A (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2856551A1 (de) * 1977-12-29 1979-07-12 Matsushita Electric Ind Co Ltd Farbfernsehempfaenger

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2908321C2 (de) * 1979-03-03 1984-06-28 Robert Bosch Gmbh, 7000 Stuttgart Verfahren und Schaltungsanordnung zum Übertragen oder Speichern eines breitbandigen kontinuierlichen Signals in mehreren schmalbandigen Kanälen
GB2048547B (en) * 1979-03-27 1983-03-30 Shibaura Denki Kk Video disc and playback system therefore
US4335393A (en) * 1980-04-15 1982-06-15 Harris Video Systems, Inc. Method and system using sequentially encoded color and luminance processing of video type signals to improve picture quality
US4347619A (en) * 1980-12-19 1982-08-31 Discovision Associates Digital formatting system
US4517597A (en) * 1982-09-14 1985-05-14 New York Institute Of Technology Method and apparatus for encoding and decoding video
US4652909A (en) * 1982-09-14 1987-03-24 New York Institute Of Technology Television camera and recording system for high definition television having imagers of different frame rate
US4628344A (en) * 1982-09-14 1986-12-09 New York Institute Of Technoloy Method and apparatus for encoding and decoding video
US4701783A (en) * 1982-09-14 1987-10-20 New York Institute Of Technology Technique for encoding and decoding video with improved separation of chrominance and luminance
US4667226A (en) * 1982-09-14 1987-05-19 New York Institute Of Technology High definition television camera system and method with optical switching
US4794464A (en) * 1986-09-02 1988-12-27 Eastman Kodak Company Video time division multiplexer with plural dual port memories
US5031218A (en) * 1988-03-30 1991-07-09 International Business Machines Corporation Redundant message processing and storage
US5025394A (en) * 1988-09-09 1991-06-18 New York Institute Of Technology Method and apparatus for generating animated images
US5032908A (en) * 1989-10-23 1991-07-16 Westinghouse Electric Corp. High definition television acoustic charge transport filter bank
US5146324A (en) * 1990-07-31 1992-09-08 Ampex Corporation Data compression using a feedforward quantization estimator
TW223690B (https=) * 1991-02-13 1994-05-11 Ampex
US5434623A (en) * 1991-12-20 1995-07-18 Ampex Corporation Method and apparatus for image data compression using combined luminance/chrominance coding
US5339108A (en) * 1992-04-09 1994-08-16 Ampex Corporation Ordering and formatting coded image data and reconstructing partial images from the data
DE4221683A1 (de) * 1992-07-02 1994-01-13 Philips Patentverwaltung Verfahren zur Datenübertragung
WO1995017747A1 (fr) * 1993-12-23 1995-06-29 Thomson-Csf Procede et systeme optiques d'inscription/lecture d'information sur un support d'enregistrement
FR2742911B1 (fr) * 1995-12-21 1998-02-06 Thomson Csf Support d'enregistrement/lecture optique d'informations et procede d'enregistrement
FR2787232B1 (fr) 1998-12-15 2001-02-23 Thomson Csf Disque d'enregistrement optique anti-piratage et procede de lecture d'un tel disque
US20060072780A1 (en) * 2004-09-30 2006-04-06 Zarrabizadeh Mohammad H Watermarking scheme for analog video

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2629010A (en) * 1949-12-30 1953-02-17 Bell Telephone Labor Inc Television system having reduced transmission bandwidth
NL109556C (https=) * 1956-04-18
NL250453A (https=) * 1960-04-12
US3366739A (en) * 1964-09-30 1968-01-30 North American Rockwell Bandwidth reduction system for reconstituting non-transmitted signals from transmitted signals
US3614333A (en) * 1968-03-18 1971-10-19 Ampex Head mount for a magnetic disc recorder
DE2135759C3 (de) * 1970-07-20 1973-09-20 Matsushita Electric Industrial Co., Ltd., Kadoma, Osaka (Japan) System für die Aufzeichnung und Wiedergabe von Farbfernsehsignalen
US3869712A (en) * 1971-11-22 1975-03-04 Iit Res Inst Video playback system with flutter tolerant clamping
GB1431378A (en) * 1972-04-19 1976-04-07 Rca Corp Colour information translating systems
US3934264A (en) * 1974-02-04 1976-01-20 International Video Corporation Videotape recorder and reproducer every line velocity compensator apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2856551A1 (de) * 1977-12-29 1979-07-12 Matsushita Electric Ind Co Ltd Farbfernsehempfaenger

Also Published As

Publication number Publication date
JPS5278313A (en) 1977-07-01
US4068258A (en) 1978-01-10
FR2305905B1 (https=) 1981-06-19
GB1524117A (en) 1978-09-06
FR2305905A1 (fr) 1976-10-22

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