FR2453564B1 - - Google Patents

Info

Publication number
FR2453564B1
FR2453564B1 FR8002737A FR8002737A FR2453564B1 FR 2453564 B1 FR2453564 B1 FR 2453564B1 FR 8002737 A FR8002737 A FR 8002737A FR 8002737 A FR8002737 A FR 8002737A FR 2453564 B1 FR2453564 B1 FR 2453564B1
Authority
FR
France
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
FR8002737A
Other versions
FR2453564A1 (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.)
Grass Valley Group Inc
Original Assignee
Grass Valley Group Inc
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 Grass Valley Group Inc filed Critical Grass Valley Group Inc
Publication of FR2453564A1 publication Critical patent/FR2453564A1/fr
Application granted granted Critical
Publication of FR2453564B1 publication Critical patent/FR2453564B1/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Synchronizing For Television (AREA)
  • Processing Of Color Television Signals (AREA)
  • Picture Signal Circuits (AREA)
FR8002737A 1979-02-05 1980-02-04 Expired FR2453564B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/009,194 US4233629A (en) 1979-02-05 1979-02-05 Sync separator with a look-ahead clamp

Publications (2)

Publication Number Publication Date
FR2453564A1 FR2453564A1 (fr) 1980-10-31
FR2453564B1 true FR2453564B1 (fr) 1983-01-28

Family

ID=21736148

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8002737A Expired FR2453564B1 (fr) 1979-02-05 1980-02-04

Country Status (7)

Country Link
US (1) US4233629A (fr)
JP (1) JPS5857949B2 (fr)
CA (1) CA1126861A (fr)
DE (1) DE3002738C2 (fr)
FR (1) FR2453564B1 (fr)
GB (1) GB2042305B (fr)
NL (1) NL184141C (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4680633A (en) * 1985-04-24 1987-07-14 Third Domain, Inc. Circuit and method for producing accurate dc restored video waveform, horizontal sync pulses, and vertical sync pulses
BG47786A1 (en) * 1988-02-24 1990-09-14 Komitet Za Televizija I Radio Method and device for precise separation of synchroimpulses
DE4127120A1 (de) * 1991-08-16 1993-02-18 Thomson Brandt Gmbh Verfahren und einrichtung zur abtrennung des synchronisationssignals aus einem bildsignal
US5754250A (en) 1992-02-18 1998-05-19 Cooper; J. Carl Synchronizing signal separating apparatus and method
US5486869A (en) 1992-02-18 1996-01-23 Cooper; J. Carl Synchronizing signal separating apparatus and method
US6972803B2 (en) * 2003-09-10 2005-12-06 Gennum Corporation Video signal format detector and generator system and method
US7321397B2 (en) * 2003-09-10 2008-01-22 Gennum Corporation Composite color frame identifier system and method
US7321398B2 (en) * 2003-09-10 2008-01-22 Gennum Corporation Digital windowing for video sync separation
US7787057B2 (en) * 2006-08-22 2010-08-31 Rgb Systems, Inc. Method and apparatus for DC restoration using feedback

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2027829A1 (de) * 1969-06-06 1971-12-02 Westel Associates 2 Schaltung zum Abtrennen von Synchronimpulsen. Armv. Wttstel Co., Zusammenschluß von: 1. Westel Inc., 2. Westel Associates, 3. Westel Calif. Investors; San Mateo, Calif. (V.StA.)
NL7000743A (fr) * 1970-01-19 1971-07-21
US3876828A (en) * 1973-01-08 1975-04-08 Admiral Corp Sync separator
JPS532289B2 (fr) * 1973-03-05 1978-01-26
JPS6014553B2 (ja) * 1975-02-17 1985-04-13 日本電気株式会社 テレビジヨン同期信号分離回路
US4064541A (en) * 1976-03-19 1977-12-20 Rca Corporation Constant pulse width sync regenerator

Also Published As

Publication number Publication date
US4233629A (en) 1980-11-11
CA1126861A (fr) 1982-06-29
FR2453564A1 (fr) 1980-10-31
NL184141B (nl) 1988-11-16
DE3002738C2 (de) 1982-08-12
JPS55104172A (en) 1980-08-09
NL184141C (nl) 1989-04-17
GB2042305B (en) 1983-08-17
NL8000401A (nl) 1980-08-07
JPS5857949B2 (ja) 1983-12-22
GB2042305A (en) 1980-09-17
DE3002738A1 (de) 1980-08-07

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Legal Events

Date Code Title Description
ST Notification of lapse