IT1176277B - Apparato per generare una serie di segnali di mescolanza dei colori associati ad una serie di assi coordinati da una coppia di segnali di mescolanza dei colori,correlati in quadratura,associati ad una serie differente di assi coordinati - Google Patents

Apparato per generare una serie di segnali di mescolanza dei colori associati ad una serie di assi coordinati da una coppia di segnali di mescolanza dei colori,correlati in quadratura,associati ad una serie differente di assi coordinati

Info

Publication number
IT1176277B
IT1176277B IT21281/84A IT2128184A IT1176277B IT 1176277 B IT1176277 B IT 1176277B IT 21281/84 A IT21281/84 A IT 21281/84A IT 2128184 A IT2128184 A IT 2128184A IT 1176277 B IT1176277 B IT 1176277B
Authority
IT
Italy
Prior art keywords
series
coordinated
axes
color mixing
mixing signals
Prior art date
Application number
IT21281/84A
Other languages
English (en)
Other versions
IT8421281A0 (it
IT8421281A1 (it
Inventor
Danny Chin
Eric Paul Batterman
Thomas Vincent Bolger
Original Assignee
Rca 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 Corp filed Critical Rca Corp
Publication of IT8421281A0 publication Critical patent/IT8421281A0/it
Publication of IT8421281A1 publication Critical patent/IT8421281A1/it
Application granted granted Critical
Publication of IT1176277B publication Critical patent/IT1176277B/it

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
    • H04N9/67—Circuits for processing colour signals for matrixing
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Image Generation (AREA)
IT21281/84A 1983-06-07 1984-06-06 Apparato per generare una serie di segnali di mescolanza dei colori associati ad una serie di assi coordinati da una coppia di segnali di mescolanza dei colori,correlati in quadratura,associati ad una serie differente di assi coordinati IT1176277B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/501,908 US4523221A (en) 1983-06-07 1983-06-07 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

Publications (3)

Publication Number Publication Date
IT8421281A0 IT8421281A0 (it) 1984-06-06
IT8421281A1 IT8421281A1 (it) 1985-12-06
IT1176277B true IT1176277B (it) 1987-08-18

Family

ID=23995518

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21281/84A IT1176277B (it) 1983-06-07 1984-06-06 Apparato per generare una serie di segnali di mescolanza dei colori associati ad una serie di assi coordinati da una coppia di segnali di mescolanza dei colori,correlati in quadratura,associati ad una serie differente di assi coordinati

Country Status (10)

Country Link
US (1) US4523221A (it)
JP (1) JPS607285A (it)
KR (1) KR920004106B1 (it)
CA (1) CA1216659A (it)
DE (1) DE3421231C2 (it)
FR (1) FR2547476B1 (it)
GB (1) GB2141308B (it)
HK (1) HK101691A (it)
IT (1) IT1176277B (it)
MY (1) MY100459A (it)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE27362T1 (de) 1983-12-14 1987-06-15 Hell Rudolf Dr Ing Gmbh Verfahren und schaltungsanordnung zum erkennen von farbtoenen und farben.
US4558348A (en) * 1983-12-30 1985-12-10 Rca Corporation Digital video signal processing system using asynchronous a-to-d encoding
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
JPS60260282A (ja) * 1984-06-07 1985-12-23 Toshiba Corp 色信号処理回路
US4692889A (en) * 1984-09-28 1987-09-08 Rca Corporation Circuitry for calculating magnitude of vector sum from its orthogonal components in digital television receiver
US4710892A (en) * 1984-10-29 1987-12-01 Rca Corporation Phase calculation circuitry in digital television receiver
US4682213A (en) 1985-10-24 1987-07-21 Rca Corporation Magnitude independent hanging dot detector
DE3884597D1 (de) * 1988-01-21 1993-11-04 Itt Ind Gmbh Deutsche Digitale farbsignalverarbeitungsschaltung.
JPH07101940B2 (ja) * 1989-11-16 1995-11-01 株式会社東芝 色信号処理回路
DE4106306A1 (de) * 1991-02-28 1992-09-03 Broadcast Television Syst Verfahren zur farbkorrektur eines videosignals
BE1007006A3 (nl) * 1993-04-16 1995-02-14 Koninkl Philips Electronics Nv Tintdetectieschakeling.
TW242732B (en) * 1993-06-29 1995-03-11 Victor Company Of Japan Digital chrominance signal processing circuit
US5896121A (en) * 1995-11-13 1999-04-20 Tektronix, Inc. Data-dependent color display for vectorscopes
US6518897B1 (en) * 2001-08-29 2003-02-11 Trw Inc. Angle quantization using log division
US7327404B2 (en) * 2004-10-22 2008-02-05 Mediatek Incorporation Methods and systems for color image processing

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1388129A (fr) * 1963-01-11 1965-02-05 Philips Nv Circuit pour un récepteur approprié à la réception d'un signal entièrement ou partiellement à bande latérale unique
US3536827A (en) * 1967-11-15 1970-10-27 Bell & Howell Co Color hue error correction apparatus
US3591707A (en) * 1969-01-08 1971-07-06 Gen Electric Color television demodulator
US3649748A (en) * 1969-05-12 1972-03-14 Magnavox Co Method and apparatus for modifying electrical signals
US4001879A (en) * 1969-09-20 1977-01-04 Matsushita Electric Industrial Co., Ltd. Automatic hue-control apparatus for color television receivers
US3617621A (en) * 1970-03-17 1971-11-02 Rca Corp Color compensating circuits
US3663744A (en) * 1970-07-22 1972-05-16 Rca Corp Selective tint correction circuits
US3852807A (en) * 1972-04-27 1974-12-03 Motorola Inc Automatic hue control circuit
US3873760A (en) * 1972-10-18 1975-03-25 Gen Electric Flesh tone correction using color difference signals
US3996608A (en) * 1975-05-23 1976-12-07 Rca Corporation Hue correction apparatus having a restricted range
US4084178A (en) * 1976-05-05 1978-04-11 Admiral Corporation Automatic hue control circuit
JPS5852391B2 (ja) * 1978-01-20 1983-11-22 松下電器産業株式会社 カラ−テレビジョン受像機の色信号処理装置
US4272778A (en) * 1980-03-03 1981-06-09 Rca Corporation Color-difference signal processing circuits
FR2479629B1 (fr) * 1980-04-01 1985-11-08 Thomson Csf Procede de demodulation d'un signal module en amplitude, demodulateur mettant en oeuvre ce procede et systeme de television comportant un tel dispositif
US4300154A (en) * 1980-06-23 1981-11-10 Zenith Radio Corporation Color demodulation and matrixing system
DE3304084C2 (de) * 1983-02-08 1985-08-29 Deutsche Itt Industries Gmbh, 7800 Freiburg Integrierte Schaltung für die Einstellung des Hautfarbtons von NTSC-Fernsehempfängern

Also Published As

Publication number Publication date
MY100459A (en) 1990-10-15
GB2141308B (en) 1986-12-03
US4523221A (en) 1985-06-11
HK101691A (en) 1991-12-20
GB8414482D0 (en) 1984-07-11
KR850000877A (ko) 1985-03-09
FR2547476A1 (fr) 1984-12-14
KR920004106B1 (ko) 1992-05-25
JPS607285A (ja) 1985-01-16
CA1216659A (en) 1987-01-13
FR2547476B1 (fr) 1989-10-13
IT8421281A0 (it) 1984-06-06
IT8421281A1 (it) 1985-12-06
DE3421231A1 (de) 1984-12-13
JPH0450793B2 (it) 1992-08-17
DE3421231C2 (de) 1993-10-14
GB2141308A (en) 1984-12-12

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970630