DE69412683T2 - Schaltung zum Detektieren des Farbtons - Google Patents

Schaltung zum Detektieren des Farbtons

Info

Publication number
DE69412683T2
DE69412683T2 DE69412683T DE69412683T DE69412683T2 DE 69412683 T2 DE69412683 T2 DE 69412683T2 DE 69412683 T DE69412683 T DE 69412683T DE 69412683 T DE69412683 T DE 69412683T DE 69412683 T2 DE69412683 T2 DE 69412683T2
Authority
DE
Germany
Prior art keywords
detecting
circuit
color tone
tone
color
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 - Fee Related
Application number
DE69412683T
Other languages
English (en)
Other versions
DE69412683D1 (de
Inventor
Rooij Johannes Henricus Jo Van
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Application granted granted Critical
Publication of DE69412683D1 publication Critical patent/DE69412683D1/de
Publication of DE69412683T2 publication Critical patent/DE69412683T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04N9/643—Hue control means, e.g. flesh tone control
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
DE69412683T 1993-04-16 1994-04-12 Schaltung zum Detektieren des Farbtons Expired - Fee Related DE69412683T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE9300376A BE1007006A3 (nl) 1993-04-16 1993-04-16 Tintdetectieschakeling.

Publications (2)

Publication Number Publication Date
DE69412683D1 DE69412683D1 (de) 1998-10-01
DE69412683T2 true DE69412683T2 (de) 1999-03-25

Family

ID=3886979

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69412683T Expired - Fee Related DE69412683T2 (de) 1993-04-16 1994-04-12 Schaltung zum Detektieren des Farbtons

Country Status (5)

Country Link
US (1) US5428402A (de)
EP (1) EP0620692B1 (de)
JP (1) JP3698448B2 (de)
BE (1) BE1007006A3 (de)
DE (1) DE69412683T2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ID18790A (id) * 1996-04-11 1998-05-07 Sony Corp Pesawat untuk mendeteksi tangga nada warna dan alat untuk memantau gambar yang memakai pesawat itu pula
US5798801A (en) * 1996-05-08 1998-08-25 U.S. Philips Corporation Arrangement for providing vivid color in a television signal
KR100719638B1 (ko) * 1998-08-14 2007-05-17 코닌클리즈케 필립스 일렉트로닉스 엔.브이. 컬러 신호 매트릭스 조정 방법 및 장치와 컬러 카메라
US6674898B2 (en) 2000-12-08 2004-01-06 Koninklijke Philips Electronics N.V. Apparatus and method for correcting signal and color degradation in a video using known icons from video images
US6975759B2 (en) * 2002-06-25 2005-12-13 Koninklijke Philips Electronics N.V. Method and system for white balancing images using facial color as a reference signal

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3873760A (en) * 1972-10-18 1975-03-25 Gen Electric Flesh tone correction using color difference signals
US4084178A (en) * 1976-05-05 1978-04-11 Admiral Corporation Automatic hue control circuit
US4285005A (en) * 1978-12-18 1981-08-18 Zenith Radio Corporation Color correction circuit for a color television receiver
JPS55149588A (en) * 1979-05-10 1980-11-20 Matsushita Electric Ind Co Ltd Color stabilization unit for color television receiver
US4296432A (en) * 1980-07-28 1981-10-20 Zenith Radio Corporation Dynamic enabling network for a color correction circuit
US4506293A (en) * 1981-07-16 1985-03-19 Rca Corporation Independent fleshtone contours
US4528586A (en) * 1983-04-21 1985-07-09 Rca Corporation Automatic tint correction with reduced color saturation error
US4523221A (en) * 1983-06-07 1985-06-11 Rca Corporation TV Receiver circuitry for performing chroma gain, auto-flesh control and the matrixing of I and Q signals to (R-Y), (B-Y) and (G-Y) signals
JPS60203092A (ja) * 1984-02-25 1985-10-14 ドイチエ・アイテイーテイー・インダストリーズ・ゲゼルシヤフト・ミト・ベシユレンクタ・ハフツンク Ｎｔｓｃテレビジヨン受像機におけるはだ色制御集積回路
US4823184A (en) * 1984-04-09 1989-04-18 Corporate Communications Consultants, Inc. Color correction system and method with scene-change detection
JP2569691B2 (ja) * 1988-02-16 1997-01-08 ソニー株式会社 色差信号形成回路
US4979024A (en) * 1988-09-19 1990-12-18 Fuji Photo Film Co., Ltd. Vertical contour enhancement suppression circuit
JP2837770B2 (ja) * 1991-11-25 1998-12-16 三菱電機株式会社 肌色補正回路

Also Published As

Publication number Publication date
EP0620692B1 (de) 1998-08-26
JPH06327026A (ja) 1994-11-25
EP0620692A1 (de) 1994-10-19
US5428402A (en) 1995-06-27
JP3698448B2 (ja) 2005-09-21
DE69412683D1 (de) 1998-10-01
BE1007006A3 (nl) 1995-02-14

Similar Documents

Publication Publication Date Title
DE69534094D1 (de) Gerät zum Empfang von Signalen
DE59407327D1 (de) Schaltungsanordnung zur Flammerkennung
DE69421363T2 (de) Druckvorrichtung
DE69418031T2 (de) Farbblatt
DE69408225T2 (de) Druckvorrichtung
DE69430035T2 (de) CMOS-Schaltung zum Ausführen von bollescher Funktionen
DE69524752T2 (de) Schaltungsanordnung zum Vorkommen von Streifen
DE59508230D1 (de) Schaltungsanordnung zum empfangen von lichtsignalen
DK0847358T3 (da) Redningsflåder
DE69431095D1 (de) Druckgerät
DE69412683T2 (de) Schaltung zum Detektieren des Farbtons
NO962493D0 (no) Skumdemper-testapparat
DE69413103T2 (de) Farbwiedergabevorrichtung
DE69423666T2 (de) Druckvorrichtung
DE59407860D1 (de) Prüfgerät
DE69417038D1 (de) Gerät zum öffnen von kartons
DE69932885D1 (de) Schaltung zum Regulieren der Chrominanzsignalamplitude
DE69625666T2 (de) Schaltung zum Wellenformdiskriminator
KR940020411U (ko) 프린트진행상태 표시장치
DE69517948T2 (de) Schaltkreis zum Vorspannen von epitaxialen Gebieten
DE69317608D1 (de) Schaltung zum Detektieren von Cross-Color
DE59407221D1 (de) Vorrichtung zum Abdecken
DE69520976T2 (de) Gerät zum Anbringen von Strichmarkierungen
KR960025382U (ko) 패턴 테스트장치
NO934784L (no) Holdeböyle for båter

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee