DE3670187D1 - Schaltung zur erzeugung von analogen farbwertsignalen eines fernsehsignals aus seinen digitalen luminanz- und chrominanzkomponenten. - Google Patents

Schaltung zur erzeugung von analogen farbwertsignalen eines fernsehsignals aus seinen digitalen luminanz- und chrominanzkomponenten.

Info

Publication number
DE3670187D1
DE3670187D1 DE8686401168T DE3670187T DE3670187D1 DE 3670187 D1 DE3670187 D1 DE 3670187D1 DE 8686401168 T DE8686401168 T DE 8686401168T DE 3670187 T DE3670187 T DE 3670187T DE 3670187 D1 DE3670187 D1 DE 3670187D1
Authority
DE
Germany
Prior art keywords
circuit
color value
television signal
chrominance components
value signals
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
DE8686401168T
Other languages
English (en)
Inventor
Gerard Duvic
Michel Veillard
Laurent Paris
Patrice Senn
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.)
Telediffusion de France ets Public de Diffusion
Etat Francais
Original Assignee
Telediffusion de France ets Public de Diffusion
Etat Francais
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9319854&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3670187(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Telediffusion de France ets Public de Diffusion, Etat Francais filed Critical Telediffusion de France ets Public de Diffusion
Application granted granted Critical
Publication of DE3670187D1 publication Critical patent/DE3670187D1/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
    • H04N9/64—Circuits for processing colour signals
    • 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

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Color Television Systems (AREA)
DE8686401168T 1985-06-04 1986-06-02 Schaltung zur erzeugung von analogen farbwertsignalen eines fernsehsignals aus seinen digitalen luminanz- und chrominanzkomponenten. Expired - Lifetime DE3670187D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8508406A FR2582893B1 (fr) 1985-06-04 1985-06-04 Circuit d'elaboration des signaux analogiques de couleurs primaires d'un signal de television a partir de ses composantes numeriques de luminance et de chrominance.

Publications (1)

Publication Number Publication Date
DE3670187D1 true DE3670187D1 (de) 1990-05-10

Family

ID=9319854

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686401168T Expired - Lifetime DE3670187D1 (de) 1985-06-04 1986-06-02 Schaltung zur erzeugung von analogen farbwertsignalen eines fernsehsignals aus seinen digitalen luminanz- und chrominanzkomponenten.

Country Status (5)

Country Link
US (1) US4743960A (de)
EP (1) EP0209406B1 (de)
JP (1) JPH07105956B2 (de)
DE (1) DE3670187D1 (de)
FR (1) FR2582893B1 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2189106B (en) * 1986-04-14 1990-02-14 Philips Electronic Associated Image display
GB2199461B (en) * 1986-12-24 1991-03-13 Philips Electronic Associated Image display apparatus
JP2696901B2 (ja) * 1988-04-08 1998-01-14 ソニー株式会社 サンプリング周波数変換回路
JPH01317378A (ja) * 1988-06-17 1989-12-22 Toyo Seikan Kaisha Ltd 低酸性飲料缶詰およびその製造方法
GB8822162D0 (en) * 1988-09-21 1988-10-26 Abekas Video Systems Processing of colour video signals
US5140408A (en) * 1989-02-10 1992-08-18 Sanyo Electric Co., Ltd. Color component signal converting apparatus having an input dependent switchable matrix
KR920009609B1 (ko) * 1989-09-07 1992-10-21 삼성전자 주식회사 인터폴레이션을 이용한 영상신호의 화질개선 회로
EP0529103B1 (de) * 1990-02-28 1998-08-05 Texas Instruments France Verfahren und Vorrichtung zur Verarbeitung eines Videosignals
TW223690B (de) * 1991-02-13 1994-05-11 Ampex
US5434623A (en) * 1991-12-20 1995-07-18 Ampex Corporation Method and apparatus for image data compression using combined luminance/chrominance coding
US5339108A (en) * 1992-04-09 1994-08-16 Ampex Corporation Ordering and formatting coded image data and reconstructing partial images from the data
CA2094523C (en) * 1992-07-30 1999-05-25 Ephraim Feig Digital image processor for color image transmission
JP2964923B2 (ja) * 1995-08-16 1999-10-18 日本電気株式会社 画像処理装置および画像処理方法
JP3435961B2 (ja) * 1996-02-16 2003-08-11 ヤマハ株式会社 画像データ変換装置および画像データ変換方法
US6809765B1 (en) * 1999-10-05 2004-10-26 Sony Corporation Demosaicing for digital imaging device using perceptually uniform color space
US20150155938A1 (en) * 2013-09-16 2015-06-04 Clutch Authentication Systems, Llc System and method for communication over color encoded light patterns
US9548814B2 (en) * 2013-09-16 2017-01-17 Clutch Authentication Systems, Llc System and method for communication over color encoded light patterns
US20150104184A1 (en) * 2013-09-16 2015-04-16 Clutch Authentication Systems, Llc System and method for communication over color encoded light patterns
US9787404B2 (en) * 2013-09-16 2017-10-10 Clutch Authentication Systems, Llc System and method for communication over color encoded light patterns

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3015141C2 (de) * 1980-04-19 1985-10-03 Deutsche Itt Industries Gmbh, 7800 Freiburg Farbfernseh-Empfänger mit mindestens einer integrierten Schaltung für das Luminanzsignal und die Chrominanzsignale
US4417269A (en) * 1981-06-29 1983-11-22 Rca Corporation Adaptive reconstruction of the color channels of a color TV signal
US4419686A (en) * 1981-02-04 1983-12-06 Ampex Corporation Digital chrominance filter for digital component television system
US4480271A (en) * 1981-11-02 1984-10-30 Ampex Corporation Dropped sample data rate reduction system
EP0098888B1 (de) * 1982-07-03 1985-11-21 Deutsche ITT Industries GmbH Integrierte Digitalschaltung für die Farbmatrix von Farbfernsehgeräten
US4609938A (en) * 1982-07-30 1986-09-02 Tokyo Shibaura Denki Kabushiki Kaisha Digital TV receiver with digital video processing circuit
US4456922A (en) * 1982-08-04 1984-06-26 Rca Corporation Reduced data rate comb filter system
US4503454A (en) * 1982-11-26 1985-03-05 Rca Corporation Color television receiver with a digital processing system that develops digital driver signals for a picture tube

Also Published As

Publication number Publication date
EP0209406A1 (de) 1987-01-21
EP0209406B1 (de) 1990-04-04
FR2582893A1 (fr) 1986-12-05
JPH07105956B2 (ja) 1995-11-13
US4743960A (en) 1988-05-10
FR2582893B1 (fr) 1987-07-17
JPS6242692A (ja) 1987-02-24

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8365 Fully valid after opposition proceedings
8339 Ceased/non-payment of the annual fee