DE69026684D1 - Videokammfilter - Google Patents

Videokammfilter

Info

Publication number
DE69026684D1
DE69026684D1 DE69026684T DE69026684T DE69026684D1 DE 69026684 D1 DE69026684 D1 DE 69026684D1 DE 69026684 T DE69026684 T DE 69026684T DE 69026684 T DE69026684 T DE 69026684T DE 69026684 D1 DE69026684 D1 DE 69026684D1
Authority
DE
Germany
Prior art keywords
comb
alternate
delay means
comb filtered
ntsc
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 - Lifetime
Application number
DE69026684T
Other languages
English (en)
Other versions
DE69026684T2 (de
Inventor
Stuart Stanley Perlman
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 Licensing Corp
Original Assignee
RCA Licensing 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
Application filed by RCA Licensing Corp filed Critical RCA Licensing Corp
Application granted granted Critical
Publication of DE69026684D1 publication Critical patent/DE69026684D1/de
Publication of DE69026684T2 publication Critical patent/DE69026684T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04N9/77—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

Landscapes

  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Engineering & Computer Science (AREA)
  • Processing Of Color Television Signals (AREA)
  • Television Systems (AREA)
  • Picture Signal Circuits (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Edible Seaweed (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Steroid Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Saccharide Compounds (AREA)
  • Networks Using Active Elements (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
DE69026684T 1989-11-17 1990-11-16 Videokammfilter Expired - Lifetime DE69026684T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/437,952 US5005074A (en) 1989-11-17 1989-11-17 Adaptive multistandard video comb filter

Publications (2)

Publication Number Publication Date
DE69026684D1 true DE69026684D1 (de) 1996-05-30
DE69026684T2 DE69026684T2 (de) 1996-12-12

Family

ID=23738609

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69026684T Expired - Lifetime DE69026684T2 (de) 1989-11-17 1990-11-16 Videokammfilter

Country Status (16)

Country Link
US (1) US5005074A (de)
EP (1) EP0429258B1 (de)
JP (1) JP3196118B2 (de)
KR (1) KR100227244B1 (de)
CN (1) CN1033734C (de)
AT (1) ATE137378T1 (de)
AU (1) AU643955B2 (de)
CA (2) CA2029555A1 (de)
DE (1) DE69026684T2 (de)
DK (1) DK0429258T3 (de)
ES (1) ES2086380T3 (de)
FI (1) FI98260C (de)
MY (1) MY105283A (de)
PT (1) PT95922B (de)
SG (1) SG79900A1 (de)
TR (1) TR25547A (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5198220A (en) * 1989-11-17 1993-03-30 The Procter & Gamble Company Sustained release compositions for treating periodontal disease
KR940000414Y1 (ko) * 1991-04-09 1994-01-24 주식회사 금성사 화상신호의 휘도 신호 및 색신호 분리장치
US5132784A (en) * 1991-05-20 1992-07-21 Thomson Consumer Electronics, Inc. Comb filter-burst locked clock circuitry
US6849671B2 (en) 1998-03-02 2005-02-01 Johnson & Johnson Vision Care, Inc. Contact lenses
US6384873B1 (en) * 1999-12-03 2002-05-07 Thomson Licensing S.A. Vector magnitude control of a comb filter
CN105025313A (zh) * 2015-07-23 2015-11-04 深圳市同创国芯电子有限公司 视频发送、接收方法及装置、传输方法及系统
WO2017190786A1 (en) * 2016-05-04 2017-11-09 1/1Thomson Licensing Optimized content-adaptive inverse tone mapping for low to high dynamic range conversion

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2054313B (en) * 1977-04-15 1983-06-29 British Broadcasting Corp Ntsc colour television signal processing
EP0004457B2 (de) * 1978-03-29 1988-09-21 British Broadcasting Corporation Verfahren und Schaltung zur Verarbeitung von PAL-Farbfernsehsignalen
GB2066615B (en) * 1979-12-11 1983-12-14 Questech Ltd Colour television decoding apparatus
GB2079091B (en) * 1980-06-02 1984-02-01 British Broadcasting Corp Decoding and filtering of colour television signals
JPH0228951B2 (ja) * 1983-12-16 1990-06-27 Matsushita Electric Ind Co Ltd Tahoshikiterebijonjuzoki
JPS60182289A (ja) * 1984-02-29 1985-09-17 Toshiba Corp デジタルテレビジヨン信号処理回路
US4636840A (en) * 1984-08-09 1987-01-13 Rca Corporation Adaptive luminance-chrominance separation apparatus
US4727415A (en) * 1984-10-05 1988-02-23 Mitsubishi Denki Kabushiki Kaisha Variable direction filter for separation of luminance and chrominance signals
US4688080A (en) * 1985-09-27 1987-08-18 Ampex Corporation Multi-standard adaptive chrominance separator
GB8608811D0 (en) * 1986-04-11 1986-05-14 Avesco Plc Video comb filter digital decoder
US4803547A (en) * 1987-04-10 1989-02-07 Harris Corporation Adaptive comb filtering system for processing video signals
US4961108A (en) * 1988-10-24 1990-10-02 Rca Licensing Corporation Circuitry for comb filtering PAL and NTSC video signals
FI92544C (fi) * 1988-10-04 1994-11-25 Rca Licensing Corp Piiri PAL- ja NTSC-videosignaalien kampasuodattamiseksi

Also Published As

Publication number Publication date
SG79900A1 (en) 2001-04-17
JP3196118B2 (ja) 2001-08-06
AU6667990A (en) 1991-05-23
CA2029555A1 (en) 1991-05-18
MY105283A (en) 1994-09-30
US5005074A (en) 1991-04-02
EP0429258B1 (de) 1996-04-24
DE69026684T2 (de) 1996-12-12
KR100227244B1 (ko) 1999-11-01
FI905581A (fi) 1991-05-18
PT95922A (pt) 1992-08-31
CN1051835A (zh) 1991-05-29
DK0429258T3 (da) 1996-05-13
CN1033734C (zh) 1997-01-01
EP0429258A3 (en) 1992-04-29
PT95922B (pt) 1998-07-31
CA2029554A1 (en) 1991-05-18
FI905581A0 (fi) 1990-11-12
JPH03175717A (ja) 1991-07-30
FI98260C (fi) 1997-05-12
AU643955B2 (en) 1993-12-02
ES2086380T3 (es) 1996-07-01
ATE137378T1 (de) 1996-05-15
KR910011063A (ko) 1991-06-29
EP0429258A2 (de) 1991-05-29
TR25547A (tr) 1993-05-01
FI98260B (fi) 1997-01-31

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)