HUT61427A - Circuit arrangement for preparing brightness signal - Google Patents

Circuit arrangement for preparing brightness signal

Info

Publication number
HUT61427A
HUT61427A HU903470A HU347090A HUT61427A HU T61427 A HUT61427 A HU T61427A HU 903470 A HU903470 A HU 903470A HU 347090 A HU347090 A HU 347090A HU T61427 A HUT61427 A HU T61427A
Authority
HU
Hungary
Prior art keywords
circuit arrangement
brightness signal
preparing
preparing brightness
signal
Prior art date
Application number
HU903470A
Other languages
English (en)
Hungarian (hu)
Other versions
HU903470D0 (en
Inventor
Hans-Juergen Kluth
Original Assignee
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
Application filed by Thomson Brandt Gmbh filed Critical Thomson Brandt Gmbh
Publication of HU903470D0 publication Critical patent/HU903470D0/hu
Publication of HUT61427A publication Critical patent/HUT61427A/hu

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/77—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/77—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase
    • H04N9/78—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase for separating the brightness signal or the chrominance signal from the colour television signal, e.g. using comb filter
    • 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
    • H04N9/646—Circuits for processing colour signals for image enhancement, e.g. vertical detail restoration, cross-colour elimination, contour correction, chrominance trapping filters
    • 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
    • H04N9/68—Circuits for processing colour signals for controlling the amplitude of colour signals, e.g. automatic chroma control circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Picture Signal Circuits (AREA)
HU903470A 1989-04-27 1990-04-19 Circuit arrangement for preparing brightness signal HUT61427A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3913916 1989-04-27
DE3940128A DE3940128A1 (de) 1989-04-27 1989-12-05 Schaltung zur aufbereitung eines leuchtdichtesignals

Publications (2)

Publication Number Publication Date
HU903470D0 HU903470D0 (en) 1992-01-28
HUT61427A true HUT61427A (en) 1992-12-28

Family

ID=25880346

Family Applications (1)

Application Number Title Priority Date Filing Date
HU903470A HUT61427A (en) 1989-04-27 1990-04-19 Circuit arrangement for preparing brightness signal

Country Status (7)

Country Link
EP (1) EP0470109A1 (de)
JP (1) JPH04504937A (de)
KR (1) KR920702164A (de)
AU (1) AU5442790A (de)
DE (1) DE3940128A1 (de)
HU (1) HUT61427A (de)
WO (1) WO1990013209A1 (de)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4050084A (en) * 1976-07-14 1977-09-20 Cbs Inc. Comb filter for television signals having adaptive features
DE2718353A1 (de) * 1977-04-25 1978-10-26 Faroudja Y C Verfahren und vorrichtung zur herabsetzung der uebergangszeit bei der fernsehbildwiedergabe zur verbesserung der bildschaerfe bzw. der goldmark-versteilerung
US4386434A (en) * 1981-06-08 1983-05-31 Rca Corporation Vertical and horizontal detail signal processor
DE3269852D1 (en) * 1981-10-14 1986-04-17 Telefunken Fernseh & Rundfunk Circuit for reducing the rise-time of the flanks of a video signal, in particular for a video recorder
DE3521991A1 (de) * 1985-06-20 1987-01-02 Thomson Brandt Gmbh Schaltung zur verbesserung der wiedergabe-bildschaerfe in einem videorecorder

Also Published As

Publication number Publication date
EP0470109A1 (de) 1992-02-12
DE3940128A1 (de) 1990-10-31
AU5442790A (en) 1990-11-16
JPH04504937A (ja) 1992-08-27
WO1990013209A1 (de) 1990-11-01
HU903470D0 (en) 1992-01-28
KR920702164A (ko) 1992-08-12

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Legal Events

Date Code Title Description
DFD9 Temporary protection cancelled due to non-payment of fee