FR2345027A1 - Regenerateur de signaux de synchronisation a impulsions d'une largeur constante - Google Patents

Regenerateur de signaux de synchronisation a impulsions d'une largeur constante

Info

Publication number
FR2345027A1
FR2345027A1 FR7708221A FR7708221A FR2345027A1 FR 2345027 A1 FR2345027 A1 FR 2345027A1 FR 7708221 A FR7708221 A FR 7708221A FR 7708221 A FR7708221 A FR 7708221A FR 2345027 A1 FR2345027 A1 FR 2345027A1
Authority
FR
France
Prior art keywords
synchronization signal
constant width
width pulse
signal regenerator
pulse synchronization
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.)
Granted
Application number
FR7708221A
Other languages
English (en)
Other versions
FR2345027B1 (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.)
RCA Corp
Original Assignee
RCA 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
Priority claimed from GB1112176A external-priority patent/GB1565541A/en
Application filed by RCA Corp filed Critical RCA Corp
Publication of FR2345027A1 publication Critical patent/FR2345027A1/fr
Application granted granted Critical
Publication of FR2345027B1 publication Critical patent/FR2345027B1/fr
Granted 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)
FR7708221A 1976-03-19 1977-03-18 Regenerateur de signaux de synchronisation a impulsions d'une largeur constante Granted FR2345027A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1112176A GB1565541A (en) 1976-03-19 1976-03-19 Sync regenerator
US05/700,122 US4064541A (en) 1976-03-19 1976-06-28 Constant pulse width sync regenerator

Publications (2)

Publication Number Publication Date
FR2345027A1 true FR2345027A1 (fr) 1977-10-14
FR2345027B1 FR2345027B1 (fr) 1982-04-30

Family

ID=26248075

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7708221A Granted FR2345027A1 (fr) 1976-03-19 1977-03-18 Regenerateur de signaux de synchronisation a impulsions d'une largeur constante

Country Status (6)

Country Link
US (1) US4064541A (fr)
JP (1) JPS52114214A (fr)
CA (1) CA1076247A (fr)
DE (1) DE2712024C3 (fr)
FR (1) FR2345027A1 (fr)
NL (1) NL7702993A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2433870A1 (fr) * 1978-08-18 1980-03-14 Rca Corp Circuit separateur de signaux de synchronisation

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4117352A (en) * 1977-06-09 1978-09-26 Gte Automatic Electric Laboratories Incorporated Integrated clock drive circuit
US4233629A (en) * 1979-02-05 1980-11-11 The Grass Valley Group Sync separator with a look-ahead clamp
US4334243A (en) * 1981-01-12 1982-06-08 Zenith Radio Corporation Pulse width limiter
US4622586A (en) * 1985-04-04 1986-11-11 Rca Corporation Digital slicer having a pulse-width locked loop
EP0200611A3 (fr) * 1985-04-09 1989-12-13 Oce Graphics Usa Inc Appareil de traitement d'images en couleur
US4672450A (en) * 1985-04-09 1987-06-09 Benson, Inc. Composite video synchronization pulse separator for color image processor
US4723165A (en) * 1986-11-26 1988-02-02 Zenith Electronics Corporation AC coupled sync separator system with filter DC feedback
JP2814039B2 (ja) * 1991-09-12 1998-10-22 シャープ株式会社 クランプ回路
JP2793390B2 (ja) * 1991-09-13 1998-09-03 日本電気アイシーマイコンシステム株式会社 同期分離回路
FR2690804B1 (fr) * 1992-04-30 1994-07-22 Sgs Thomson Microelectronics Circuit d'extraction de signal de synchronisation dans un signal video composite, en technologie mos.
US5485220A (en) * 1992-11-23 1996-01-16 Eastman Kodak Company Sync stripper circuit
US5774185A (en) * 1995-06-21 1998-06-30 Sony Corporation Method of and apparatus for removing equalizing pulses without using external pins
US5867222A (en) * 1996-01-11 1999-02-02 Elantec Semiconductor, Inc. Video sync signal slicing using variable gain control
US6028640A (en) * 1997-05-08 2000-02-22 Sony Corporation Current source and threshold voltage generation method and apparatus for HHK video circuit
US6018370A (en) * 1997-05-08 2000-01-25 Sony Corporation Current source and threshold voltage generation method and apparatus for HHK video circuit
US6597352B1 (en) 1999-05-05 2003-07-22 Nokia Corporation Method and device for filtered sync detection
US7352406B2 (en) * 2002-08-07 2008-04-01 Thomson Licensing Signal acquisition following transient signal interruption

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2179130A1 (fr) * 1972-04-05 1973-11-16 Sony Corp

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3237110A (en) * 1963-09-10 1966-02-22 Northern Electric Co Television sync separator circuit with missing pulse detector controlling input reference level
US3699256A (en) * 1970-12-28 1972-10-17 Tektronix Inc Circuit for accurately detecting the time of occurrence of a waveform
FR2134159B1 (fr) * 1971-04-22 1975-07-04 Commissariat Energie Atomique

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2179130A1 (fr) * 1972-04-05 1973-11-16 Sony Corp

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2433870A1 (fr) * 1978-08-18 1980-03-14 Rca Corp Circuit separateur de signaux de synchronisation

Also Published As

Publication number Publication date
DE2712024B2 (de) 1979-02-08
CA1076247A (fr) 1980-04-22
US4064541A (en) 1977-12-20
JPS52114214A (en) 1977-09-24
DE2712024C3 (de) 1979-09-27
FR2345027B1 (fr) 1982-04-30
DE2712024A1 (de) 1977-09-22
NL7702993A (nl) 1977-09-21
JPS552786B2 (fr) 1980-01-22

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Legal Events

Date Code Title Description
ST Notification of lapse