FR2475342B1 - Appareil destine a realiser une compensation de defauts dans des systemes d'enregistrement et de reproduction - Google Patents

Appareil destine a realiser une compensation de defauts dans des systemes d'enregistrement et de reproduction

Info

Publication number
FR2475342B1
FR2475342B1 FR8101858A FR8101858A FR2475342B1 FR 2475342 B1 FR2475342 B1 FR 2475342B1 FR 8101858 A FR8101858 A FR 8101858A FR 8101858 A FR8101858 A FR 8101858A FR 2475342 B1 FR2475342 B1 FR 2475342B1
Authority
FR
France
Prior art keywords
defects
realizing
recording
reproducing systems
reproducing
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
FR8101858A
Other languages
English (en)
Other versions
FR2475342A1 (fr
Inventor
Maurice G Lemoine
Leonard A Pasdera
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.)
Ampex Corp
Original Assignee
Ampex 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 Ampex Corp filed Critical Ampex Corp
Publication of FR2475342A1 publication Critical patent/FR2475342A1/fr
Application granted granted Critical
Publication of FR2475342B1 publication Critical patent/FR2475342B1/fr
Expired 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
    • H04N5/93—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
    • 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
    • H04N9/87—Regeneration of colour television signals
    • H04N9/88—Signal drop-out compensation
    • H04N9/888—Signal drop-out compensation for signals recorded by pulse code modulation
FR8101858A 1980-02-01 1981-01-30 Appareil destine a realiser une compensation de defauts dans des systemes d'enregistrement et de reproduction Expired FR2475342B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/117,422 US4315331A (en) 1980-02-01 1980-02-01 Apparatus for providing drop-out compensation in recording and reproducing systems

Publications (2)

Publication Number Publication Date
FR2475342A1 FR2475342A1 (fr) 1981-08-07
FR2475342B1 true FR2475342B1 (fr) 1988-08-12

Family

ID=22372844

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8101858A Expired FR2475342B1 (fr) 1980-02-01 1981-01-30 Appareil destine a realiser une compensation de defauts dans des systemes d'enregistrement et de reproduction

Country Status (9)

Country Link
US (1) US4315331A (fr)
JP (1) JPS56156076A (fr)
CA (1) CA1167565A (fr)
DE (1) DE3102987C2 (fr)
FR (1) FR2475342B1 (fr)
GB (1) GB2068674B (fr)
HK (1) HK50089A (fr)
IT (1) IT1170669B (fr)
NL (1) NL8100452A (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4380069A (en) * 1980-12-18 1983-04-12 Reitmeier Glenn A Digital error detection using bracketing
JPH0654586B2 (ja) * 1981-10-21 1994-07-20 富士通株式会社 トラックバイト保証方法
JPS5898814A (ja) * 1981-12-08 1983-06-11 Sony Corp エラ−デ−タ補間装置
EP0101180B1 (fr) * 1982-07-16 1988-10-05 British Broadcasting Corporation Dissimulation de défauts dans un signal vidéo
US4504872A (en) * 1983-02-08 1985-03-12 Ampex Corporation Digital maximum likelihood detector for class IV partial response
NL8303567A (nl) * 1983-10-17 1985-05-17 Philips Nv Inrichting voor het weergeven van videosignalen.
JPS6086985A (ja) * 1983-10-18 1985-05-16 Matsushita Electric Ind Co Ltd ドロツプアウト補償装置
US4639773A (en) * 1984-04-17 1987-01-27 Rca Corporation Apparatus for detecting motion in a video image by comparison of a video line value with an interpolated value
JP2544323B2 (ja) * 1984-05-26 1996-10-16 ソニー株式会社 再生映像信号補正回路
US4799189A (en) * 1985-07-26 1989-01-17 Motorola, Inc. Resynthesized digital radio frequency memory
US5148291A (en) * 1986-05-21 1992-09-15 Canon Kabushiki Kaisha Apparatus for displaying image signal drop-out
US5451999A (en) * 1992-11-05 1995-09-19 Ampex Corporation Method and apparatus for detecting stability of a digital component video signal
US6229950B1 (en) * 1994-09-28 2001-05-08 Canon Kabushiki Kaisha Reproducing apparatus capable of controlling reproduction equalizing characteristic
JP3545137B2 (ja) * 1996-08-29 2004-07-21 三洋電機株式会社 コード多重／読取装置
US6034731A (en) * 1997-08-13 2000-03-07 Sarnoff Corporation MPEG frame processing method and apparatus
JP2003224800A (ja) * 2002-01-29 2003-08-08 Toshiba Corp 録画再生装置

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3569934A (en) * 1968-12-17 1971-03-09 Petty Geophysical Eng Co Method of detecting and correcting errors in multiplexed seismic data
US3688039A (en) * 1969-08-05 1972-08-29 Nippon Electric Co Digital signal reception system
GB1445337A (en) * 1972-08-24 1976-08-11 Independent Broadcastin Author Television systems
US4001496A (en) * 1974-06-06 1977-01-04 Rca Corporation Defect detection and compensation apparatus for use in an fm signal translating system
GB1571124A (en) * 1976-02-19 1980-07-09 Quantel Ltd Video synchroniser or time base corrector with velocity compensation
GB1568379A (en) * 1976-02-19 1980-05-29 Micro Consultants Ltd Video store
US4146099A (en) * 1976-08-17 1979-03-27 Christopher Scientific Company Signal recording method and apparatus
JPS5380105A (en) * 1976-12-24 1978-07-15 Sony Corp Digital signal transmission method
GB1599156A (en) * 1976-12-24 1981-09-30 Indep Broadcasting Authority Recording digital signals
DE2711377C2 (de) * 1977-03-16 1984-08-30 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren und Anordnung zur Faksimile-Bildübertragung
US4216504A (en) * 1978-04-07 1980-08-05 Arvin Industries, Inc. Slow motion color video recording and playback system
GB2008888B (en) * 1977-10-27 1982-06-30 Quantel Ltd Drop-out compensation system
JPS6052508B2 (ja) * 1977-11-17 1985-11-19 ソニー株式会社 デジタル映像信号の信号補正方法
JPS54143017A (en) * 1978-04-28 1979-11-07 Sony Corp Time base error correction unit
US4232340A (en) * 1979-06-01 1980-11-04 Rca Corporation Defect compensation for color television

Also Published As

Publication number Publication date
HK50089A (en) 1989-06-30
GB2068674A (en) 1981-08-12
GB2068674B (en) 1984-08-30
DE3102987A1 (de) 1981-11-19
FR2475342A1 (fr) 1981-08-07
CA1167565A (fr) 1984-05-15
NL8100452A (nl) 1981-09-01
JPS56156076A (en) 1981-12-02
US4315331A (en) 1982-02-09
IT8147672A0 (it) 1981-01-30
DE3102987C2 (de) 1983-09-08
IT1170669B (it) 1987-06-03

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Legal Events

Date Code Title Description
ST Notification of lapse