CN1065172A - 从彩色同步信号产生彩色副载波的电路 - Google Patents

从彩色同步信号产生彩色副载波的电路 Download PDF

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Publication number
CN1065172A
CN1065172A CN92101742.1A CN92101742A CN1065172A CN 1065172 A CN1065172 A CN 1065172A CN 92101742 A CN92101742 A CN 92101742A CN 1065172 A CN1065172 A CN 1065172A
Authority
CN
China
Prior art keywords
circuit
converter
output
filter
burst 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.)
Pending
Application number
CN92101742.1A
Other languages
English (en)
Chinese (zh)
Inventor
海里奇·斯科曼
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.)
Deutsche Thomson Brandt GmbH
Original Assignee
Deutsche Thomson Brandt GmbH
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 CA002081772A external-priority patent/CA2081772C/en
Priority claimed from DE4108415A external-priority patent/DE4108415A1/de
Application filed by Deutsche Thomson Brandt GmbH filed Critical Deutsche Thomson Brandt GmbH
Publication of CN1065172A publication Critical patent/CN1065172A/zh
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/44—Colour synchronisation
    • H04N9/45—Generation or recovery of colour sub-carriers

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Processing Of Color Television Signals (AREA)
CN92101742.1A 1990-05-01 1992-03-14 从彩色同步信号产生彩色副载波的电路 Pending CN1065172A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CA002081772A CA2081772C (en) 1990-05-01 1990-05-01 Variable opening die means
DE4108415A DE4108415A1 (de) 1991-03-15 1991-03-15 Schaltung zum erzeugen eines farbtraegers aus dem farbsynchronsignal
DEP4108415.2 1991-03-15

Publications (1)

Publication Number Publication Date
CN1065172A true CN1065172A (zh) 1992-10-07

Family

ID=25675625

Family Applications (1)

Application Number Title Priority Date Filing Date
CN92101742.1A Pending CN1065172A (zh) 1990-05-01 1992-03-14 从彩色同步信号产生彩色副载波的电路

Country Status (4)

Country Link
EP (1) EP0575419A1 (de)
JP (1) JPH06505843A (de)
CN (1) CN1065172A (de)
WO (1) WO1992017034A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1110969C (zh) * 1995-04-21 2003-06-04 索尼公司 图像信号的相位同步方法、电路及合成装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3523890B2 (ja) * 1993-07-01 2004-04-26 ソニー株式会社 クロマ信号復調回路

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4291332A (en) * 1980-04-10 1981-09-22 Tokyo Shibaura Denki Kabushiki Kaisha Phase-locked circuit
DE3136522A1 (de) * 1981-09-15 1983-03-24 Siemens AG, 1000 Berlin und 8000 München Verfahren und anordnung zur digitalen regelung der phase des systemtaktes eines digitalen signalverarbeitungssystems
US4491862A (en) * 1982-06-15 1985-01-01 Itt Industries, Inc. Color-television receiver with at least one digital integrated circuit for processing the composite color signal
JPS60261281A (ja) * 1984-06-08 1985-12-24 Matsushita Electric Ind Co Ltd 色信号処理装置
US4884040A (en) * 1988-09-26 1989-11-28 Rca Licensing Corporation Sampled data phase locking system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1110969C (zh) * 1995-04-21 2003-06-04 索尼公司 图像信号的相位同步方法、电路及合成装置

Also Published As

Publication number Publication date
JPH06505843A (ja) 1994-06-30
EP0575419A1 (de) 1993-12-29
WO1992017034A1 (de) 1992-10-01

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Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C01 Deemed withdrawal of patent application (patent law 1993)
WD01 Invention patent application deemed withdrawn after publication