HK24693A - Video signal processor - Google Patents

Video signal processor Download PDF

Info

Publication number
HK24693A
HK24693A HK246/93A HK24693A HK24693A HK 24693 A HK24693 A HK 24693A HK 246/93 A HK246/93 A HK 246/93A HK 24693 A HK24693 A HK 24693A HK 24693 A HK24693 A HK 24693A
Authority
HK
Hong Kong
Prior art keywords
vertical detail
detail signal
amplitude range
amplitude
combined
Prior art date
Application number
HK246/93A
Other languages
English (en)
Inventor
Harold Pritchard Dalton
Jon Sauer Donald
Original Assignee
Rca Thomson Licensing Corporation
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 US06/555,588 external-priority patent/US4558352A/en
Priority claimed from US06/555,587 external-priority patent/US4602278A/en
Application filed by Rca Thomson Licensing Corporation filed Critical Rca Thomson Licensing Corporation
Publication of HK24693A publication Critical patent/HK24693A/xx

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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Picture Signal Circuits (AREA)
HK246/93A 1983-11-28 1993-03-18 Video signal processor HK24693A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/555,588 US4558352A (en) 1983-11-28 1983-11-28 Sampled data vertical detail signal processor
US06/555,587 US4602278A (en) 1983-11-28 1983-11-28 Non-linear processor for video signal vertical detail component

Publications (1)

Publication Number Publication Date
HK24693A true HK24693A (en) 1993-03-26

Family

ID=27070924

Family Applications (1)

Application Number Title Priority Date Filing Date
HK246/93A HK24693A (en) 1983-11-28 1993-03-18 Video signal processor

Country Status (7)

Country Link
JP (1) JPH0697781B2 (enrdf_load_stackoverflow)
KR (1) KR920006154B1 (enrdf_load_stackoverflow)
DE (1) DE3443380A1 (enrdf_load_stackoverflow)
FR (1) FR2555850B1 (enrdf_load_stackoverflow)
GB (1) GB2150786B (enrdf_load_stackoverflow)
HK (1) HK24693A (enrdf_load_stackoverflow)
IT (1) IT1177297B (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
UA27117C2 (uk) * 1993-01-15 2000-02-28 Олександр Олександрович Антонов Пристрій регеhерації відеосигhалів для кольорового телебачеhhя
WO2005101658A1 (en) * 2004-04-15 2005-10-27 Koninklijke Philips Electronics N.V. Analogue non-linear dynamic filter

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1428963A (en) * 1972-04-04 1976-03-24 Dolby Laboratories Inc Circuits for modifying the dynamic range of signals
JPS5177153A (enrdf_load_stackoverflow) * 1974-12-27 1976-07-03 Meiyo Electric
JPS5234611U (enrdf_load_stackoverflow) * 1975-09-03 1977-03-11
JPS598984B2 (ja) * 1975-12-24 1984-02-28 ソニー株式会社 テレビジヨンジユゾウキ
JPS5510228A (en) * 1978-07-05 1980-01-24 Nec Corp S/n improving unit for television video signal
JPS5593377A (en) * 1979-01-10 1980-07-15 Matsushita Electric Ind Co Ltd Sn ratio improving unit
JPS55142066U (enrdf_load_stackoverflow) * 1979-03-30 1980-10-11
US4245238A (en) * 1979-05-11 1981-01-13 Rca Corporation Non-linear processing of video image vertical detail information
US4295160A (en) * 1979-05-11 1981-10-13 Rca Corporation Signal processing circuit having a non-linear transfer function
JPS56161708A (en) * 1980-05-19 1981-12-12 Toshiba Corp Signal processing circuit
JPS56169409A (en) * 1980-05-31 1981-12-26 Toshiba Corp Logarithmic amplifier
US4365266A (en) * 1981-04-20 1982-12-21 Rca Corporation Horizontal and vertical image detail processing of a color television signal
GB2110044A (en) * 1981-11-06 1983-06-08 Rca Corp Digital signal separation network and television receiver including such a network

Also Published As

Publication number Publication date
JPS60134670A (ja) 1985-07-17
GB8429766D0 (en) 1985-01-03
KR920006154B1 (ko) 1992-07-31
JPH0697781B2 (ja) 1994-11-30
GB2150786A (en) 1985-07-03
IT1177297B (it) 1987-08-26
DE3443380A1 (de) 1985-06-05
KR850004001A (ko) 1985-06-29
GB2150786B (en) 1987-09-30
FR2555850B1 (fr) 1990-04-27
IT8423704A1 (it) 1986-05-22
FR2555850A1 (fr) 1985-05-31
DE3443380C2 (enrdf_load_stackoverflow) 1988-06-30
IT8423704A0 (it) 1984-11-23

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Legal Events

Date Code Title Description
PE Patent expired
PE Patent expired

Effective date: 20041125