FR2285771A1 - Procede et circuit pour deceler et corriger les lacunes et la distorsion de signaux modules en frequence - Google Patents

Procede et circuit pour deceler et corriger les lacunes et la distorsion de signaux modules en frequence

Info

Publication number: FR2285771A1
Authority: FR; France
Prior art keywords: distortion; identifying; circuit; modulated signals; frequency modulated
Prior art date: 1974-09-19
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.): Granted

Application number

FR7528402A

Other languages

English (en)

Other versions

FR2285771B1 (fr

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.)

BASF SE

Original Assignee

BASF SE

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.)

1974-09-19

Filing date

1975-09-16

Publication date

1976-04-16

1975-09-16 Application filed by BASF SE filed Critical BASF SE

1976-04-16 Publication of FR2285771A1 publication Critical patent/FR2285771A1/fr

1979-06-22 Application granted granted Critical

1979-06-22 Publication of FR2285771B1 publication Critical patent/FR2285771B1/fr

Status Granted legal-status Critical Current

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

Landscapes

Engineering & Computer Science (AREA)
Multimedia (AREA)
Signal Processing (AREA)
Television Signal Processing For Recording (AREA)

FR7528402A 1974-09-19 1975-09-16 Procede et circuit pour deceler et corriger les lacunes et la distorsion de signaux modules en frequence Granted FR2285771A1 (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US05/507,432 US3947873A (en)	1974-09-19	1974-09-19	Method and circuit for detecting and compensating for drop-out and distortion of frequency modulated video signals

Publications (2)

Publication Number	Publication Date
FR2285771A1 true FR2285771A1 (fr)	1976-04-16
FR2285771B1 FR2285771B1 (fr)	1979-06-22

Family

ID=24018628

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7528402A Granted FR2285771A1 (fr)	1974-09-19	1975-09-16	Procede et circuit pour deceler et corriger les lacunes et la distorsion de signaux modules en frequence

Country Status (9)

Country	Link
US (1)	US3947873A (fr)
JP (1)	JPS5157416A (fr)
AT (1)	AT344262B (fr)
BE (1)	BE833498A (fr)
CA (1)	CA1070009A (fr)
DE (1)	DE2538891A1 (fr)
FR (1)	FR2285771A1 (fr)
GB (1)	GB1512215A (fr)
IT (1)	IT1041283B (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2299697A1 (fr) *	1974-07-23	1976-08-27	Thomson Brandt	Procédé de détection d'altération de signaux de lecture, et appareil mettant oeuvre un tel procédé
FR2280168A1 (fr) *	1974-07-23	1976-02-20	Thomson Brandt	Procede de detection d'alteration de signaux de lecture d'information enregistree sur un support et appareil mettant en oeuvre un tel procede
GB1536851A (en) *	1975-03-10	1978-12-20	Rca Corp	Video carrier wave defect detection and compensation
DE2641078C2 (de) *	1976-09-11	1985-05-09	TED Bildplatten AG AEG-Telefunken-Teldec, Zug	Dropouterkennungsschaltung für einen frequenzmodulierten Träger, insbesondere für ein Videoaufzeichnungsgerät
US4158855A (en) *	1977-11-29	1979-06-19	Rca Corporation	Dropout compensator with proportional duration dropout detector
DE2822873C3 (de) *	1978-05-26	1981-03-12	Ted Bildplatten Ag Aeg-Telefunken-Teldec, 6301 Zug	Schaltung zur Verminderung von Dropout-Störungen in einem Videosignal
JPS581386A (ja) *	1981-06-27	1983-01-06	Victor Co Of Japan Ltd	デ−タ再生回路
NL8105095A (nl) *	1981-11-11	1983-06-01	Philips Nv	Schakeling voor het omzetten van een informatiesignaal in een rechthoekvormig signaal.
JPS5972692A (ja) *	1982-10-20	1984-04-24	Canon Inc	画像信号再生装置の制御装置
NL8303567A (nl) *	1983-10-17	1985-05-17	Philips Nv	Inrichting voor het weergeven van videosignalen.
DE3415956A1 (de) *	1984-04-28	1985-10-31	Robert Bosch Gmbh, 7000 Stuttgart	Verfahren zur speicherung frequenzmodulierter signale und schaltungsanordnung hierfuer
JPS63273127A (ja) *	1987-04-30	1988-11-10	Nec Home Electronics Ltd	印字デ−タ表示装置
JP2591184B2 (ja) *	1989-09-25	1997-03-19	ティアツク株式会社	ドロップアウト検出回路
KR100657243B1 (ko)	1999-10-25	2006-12-14	삼성전자주식회사	비디오 테이프 레코더의 ｆｍ 기록 장치

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1263815B (de) *	1960-04-14	1968-03-21	Ampex	Schaltungsanordnung zur UEbertragung, Speicherung und/oder Wiedergabe von Videosignalen mit einer Einrichtung zur Stoerbeseitigung
FR2204082A1 (fr) *	1972-10-24	1974-05-17	Mca Disco Vision
FR2232901A1 (fr) *	1973-06-07	1975-01-03	Sony Corp

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3865981A (en) *	1973-07-16	1975-02-11	Odetics Inc	Clock signal assurance in digital data communication systems

1974
- 1974-09-19 US US05/507,432 patent/US3947873A/en not_active Expired - Lifetime
1975
- 1975-08-20 IT IT51010/75A patent/IT1041283B/it active
- 1975-09-02 DE DE19752538891 patent/DE2538891A1/de not_active Withdrawn
- 1975-09-04 CA CA235,117A patent/CA1070009A/fr not_active Expired
- 1975-09-16 JP JP50111003A patent/JPS5157416A/ja active Pending
- 1975-09-16 FR FR7528402A patent/FR2285771A1/fr active Granted
- 1975-09-17 BE BE160107A patent/BE833498A/fr unknown
- 1975-09-18 GB GB38324/75A patent/GB1512215A/en not_active Expired
- 1975-09-18 AT AT717075A patent/AT344262B/de not_active IP Right Cessation

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1263815B (de) *	1960-04-14	1968-03-21	Ampex	Schaltungsanordnung zur UEbertragung, Speicherung und/oder Wiedergabe von Videosignalen mit einer Einrichtung zur Stoerbeseitigung
FR2204082A1 (fr) *	1972-10-24	1974-05-17	Mca Disco Vision
FR2232901A1 (fr) *	1973-06-07	1975-01-03	Sony Corp

Also Published As

Publication number	Publication date
AT344262B (de)	1978-07-10
AU8453775A (en)	1977-03-10
IT1041283B (it)	1980-01-10
CA1070009A (fr)	1980-01-15
BE833498A (fr)	1976-03-17
DE2538891A1 (de)	1976-04-08
FR2285771B1 (fr)	1979-06-22
US3947873A (en)	1976-03-30
ATA717075A (de)	1977-11-15
JPS5157416A (en)	1976-05-19
GB1512215A (en)	1978-05-24

Similar Documents

Publication	Publication Date	Title
FR2285771A1 (fr)	1976-04-16	Procede et circuit pour deceler et corriger les lacunes et la distorsion de signaux modules en frequence
FR2280440A1 (fr)	1976-02-27	Appareillage electro-acoustique et procede pour sa mise en oeuvre
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BE816115A (fr)	1974-09-30	Procede et dispositif pour la transmission secrete de signaux vocaux
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BE837739A (fr)	1976-05-14	Procede de detection de composantes de frequences determinees dans des signaux resultant de multiplexage de voies numeriques
SE7800254L (sv)	1978-07-11	Sett och anordning for alstring och mottagning av frekvensmodulerade signaler
BE846448A (fr)	1977-01-17	Processeur de signaux pour reduire les interferences entre signaux modules en frequence
FR2400811B1 (fr)	1985-12-27	Procede pour le verrouillage digital de signaux video modules par impulsions codees
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FR2083367B1 (fr)	1974-05-31	Procede et dispositif de modulation en frequence de messages binaires
FR2492188B1 (fr)	1988-05-27	Circuit de demodulation de signaux modules en frequence
BE813245A (fr)	1974-10-03	Procede pour la transmission brouillee de signaux vocaux
CH550452A (de)	1974-06-14	Verfahren und geraet zur magnetischen aufzeichnung eines hoeherfrequente anteile enthaltenden signales.
FR2298905A1 (fr)	1976-08-20	Procede et dispositif d'emission de trains d'ondes sinusoidales
AT337278B (de)	1977-06-27	Verfahren zur uberwachung von modulationseinrichtungen fur videosignale
FR2316820A1 (fr)	1977-01-28	Procede de transmission numerique de video signaux codes

Legal Events

Date	Code	Title	Description
1983-07-22	ST	Notification of lapse