FR2483151B1 - Procede de detection du signal de synchronisation verticale notamment d'un signal video complexe - Google Patents

Procede de detection du signal de synchronisation verticale notamment d'un signal video complexe

Info

Publication number
FR2483151B1
FR2483151B1 FR8110297A FR8110297A FR2483151B1 FR 2483151 B1 FR2483151 B1 FR 2483151B1 FR 8110297 A FR8110297 A FR 8110297A FR 8110297 A FR8110297 A FR 8110297A FR 2483151 B1 FR2483151 B1 FR 2483151B1
Authority
FR
France
Prior art keywords
detecting
vertical synchronization
complex video
video signal
synchronization signal
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
FR8110297A
Other languages
English (en)
Other versions
FR2483151A1 (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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of FR2483151A1 publication Critical patent/FR2483151A1/fr
Application granted granted Critical
Publication of FR2483151B1 publication Critical patent/FR2483151B1/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
    • H04N5/04—Synchronising
    • H04N5/08—Separation of synchronising signals from picture signals
    • H04N5/10—Separation of line synchronising signal from frame synchronising signal or vice versa
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals
    • H04N9/642—Multi-standard receivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Synchronizing For Television (AREA)
  • Processing Of Color Television Signals (AREA)
FR8110297A 1980-05-23 1981-05-22 Procede de detection du signal de synchronisation verticale notamment d'un signal video complexe Expired FR2483151B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6852980A JPS56165469A (en) 1980-05-23 1980-05-23 Detecting method of vertical synchronous signal

Publications (2)

Publication Number Publication Date
FR2483151A1 FR2483151A1 (fr) 1981-11-27
FR2483151B1 true FR2483151B1 (fr) 1985-11-15

Family

ID=13376343

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8110297A Expired FR2483151B1 (fr) 1980-05-23 1981-05-22 Procede de detection du signal de synchronisation verticale notamment d'un signal video complexe

Country Status (9)

Country Link
US (1) US4357630A (fr)
JP (1) JPS56165469A (fr)
AT (1) AT381816B (fr)
AU (1) AU541669B2 (fr)
CA (1) CA1150828A (fr)
DE (1) DE3120536A1 (fr)
FR (1) FR2483151B1 (fr)
GB (1) GB2077549B (fr)
NL (1) NL8102509A (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2067054B (en) * 1979-12-29 1984-04-04 Sony Corp Synchronizing signal detecting circuits
JPS5869183A (ja) * 1981-10-21 1983-04-25 Sony Corp 基準時刻検出回路
JPS5871773A (ja) * 1981-10-23 1983-04-28 Sony Corp 基準時刻検出回路
DE3343455A1 (de) * 1983-12-01 1985-06-13 Philips Patentverwaltung Gmbh, 2000 Hamburg Schaltungsanordnung zum erkennen der vertikalaustastluecke in einem bildsignal
DE3512755A1 (de) * 1985-04-10 1986-10-16 Institut für Rundfunktechnik GmbH, 8000 München Verfahren zum feststellen der zeitlichen lage der vertikalsynchronimpulse in einem fbas- oder bas-signal
AU618411B2 (en) * 1988-10-13 1991-12-19 Sony Corporation Flicker reduction apparatus
US5031041A (en) * 1989-04-20 1991-07-09 Thomson Consumer Electronics, Inc. Digital detector/filter for synchronizing signals
FR2662039A1 (fr) * 1990-05-11 1991-11-15 Portenseigne Radiotechnique Dispositif pour indiquer la polarite d'un signal video.
KR940003035B1 (ko) * 1991-10-08 1994-04-11 삼성전자 주식회사 영상신호처리회로
KR0157125B1 (ko) * 1995-12-30 1998-11-16 김광호 복합 영상 기기의 블랙킹 신호 발생 제어 회로
IL120145A (en) * 1997-02-04 1999-10-28 Oren Semiconductor Ltd Sync signal separator apparatus
KR100585078B1 (ko) * 1999-12-24 2006-06-01 삼성전자주식회사 모니터 시스템에서의 혼합 동기 신호 자동 검출 회로

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3839649A (en) * 1972-03-04 1974-10-01 Sony Corp Signal discriminating circuit
GB1554729A (en) * 1975-12-23 1979-10-31 Rca Corp Vertical sync signal generating apparatus
DE2604523A1 (de) * 1976-02-06 1977-08-11 Bosch Gmbh Robert Verfahren zur genauen bestimmung der zeitlichen lage des vertikalanteils in einem fernseh-synchronsignal
US4240111A (en) * 1979-04-04 1980-12-16 Rca Corporation Vertical sync separator

Also Published As

Publication number Publication date
FR2483151A1 (fr) 1981-11-27
AU7083081A (en) 1981-11-26
DE3120536A1 (de) 1982-05-27
AT381816B (de) 1986-12-10
GB2077549B (en) 1985-02-13
US4357630A (en) 1982-11-02
GB2077549A (en) 1981-12-16
CA1150828A (fr) 1983-07-26
JPS56165469A (en) 1981-12-19
ATA228481A (de) 1986-04-15
AU541669B2 (en) 1985-01-17
NL8102509A (nl) 1981-12-16

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Legal Events

Date Code Title Description
ST Notification of lapse
ST Notification of lapse