GB2181013B - Method for locking a clock signal to a video signal - Google Patents

Method for locking a clock signal to a video signal

Info

Publication number
GB2181013B
GB2181013B GB8622621A GB8622621A GB2181013B GB 2181013 B GB2181013 B GB 2181013B GB 8622621 A GB8622621 A GB 8622621A GB 8622621 A GB8622621 A GB 8622621A GB 2181013 B GB2181013 B GB 2181013B
Authority
GB
United Kingdom
Prior art keywords
locking
signal
clock signal
video signal
video
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
GB8622621A
Other versions
GB8622621D0 (en
GB2181013A (en
Inventor
Jurgen Heitmann
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch 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
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of GB8622621D0 publication Critical patent/GB8622621D0/en
Publication of GB2181013A publication Critical patent/GB2181013A/en
Application granted granted Critical
Publication of GB2181013B publication Critical patent/GB2181013B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/87—Regeneration of colour television signals
    • H04N9/89—Time-base error compensation
    • H04N9/896—Time-base error compensation using a digital memory with independent write-in and read-out clock generators
    • 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
    • H04N5/95—Time-base error compensation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/87—Regeneration of colour television signals
    • H04N9/89—Time-base error compensation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
GB8622621A 1985-09-21 1986-09-19 Method for locking a clock signal to a video signal Expired GB2181013B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19853533698 DE3533698A1 (en) 1985-09-21 1985-09-21 METHOD FOR LINKING A CLOCK SIGNAL TO A VIDEO SIGNAL

Publications (3)

Publication Number Publication Date
GB8622621D0 GB8622621D0 (en) 1986-10-22
GB2181013A GB2181013A (en) 1987-04-08
GB2181013B true GB2181013B (en) 1989-09-20

Family

ID=6281567

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8622621A Expired GB2181013B (en) 1985-09-21 1986-09-19 Method for locking a clock signal to a video signal

Country Status (4)

Country Link
JP (1) JPS6268380A (en)
DE (1) DE3533698A1 (en)
FR (1) FR2587865B1 (en)
GB (1) GB2181013B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3909847A1 (en) * 1989-03-25 1990-09-27 Broadcast Television Syst Method and circuit arrangement for generating an auxiliary signal
DE3909845A1 (en) * 1989-03-25 1990-09-27 Broadcast Television Syst Method and circuit arrangement for generating an auxiliary signal
JPH04357794A (en) * 1991-06-04 1992-12-10 Matsushita Electric Ind Co Ltd Time base error correction circuit and video signal processing unit

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1571124A (en) * 1976-02-19 1980-07-09 Quantel Ltd Video synchroniser or time base corrector with velocity compensation
AT347511B (en) * 1977-02-22 1978-12-27 Philips Nv CIRCUIT ARRANGEMENT FOR DIGITAL CORRECTION OF TIME BASE ERRORS OF A TELEVISION SIGNAL
JPS54143017A (en) * 1978-04-28 1979-11-07 Sony Corp Time base error correction unit
JPS6199481A (en) * 1984-10-20 1986-05-17 Sony Corp Automatic phase control circuit

Also Published As

Publication number Publication date
GB8622621D0 (en) 1986-10-22
FR2587865B1 (en) 1990-11-16
FR2587865A1 (en) 1987-03-27
DE3533698A1 (en) 1987-03-26
JPS6268380A (en) 1987-03-28
DE3533698C2 (en) 1990-10-11
GB2181013A (en) 1987-04-08

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19920919