KR920001853B1 - Separating circuit of luminance and chrominance signal - Google Patents

Separating circuit of luminance and chrominance signal

Info

Publication number
KR920001853B1
KR920001853B1 KR8902555A KR890002555A KR920001853B1 KR 920001853 B1 KR920001853 B1 KR 920001853B1 KR 8902555 A KR8902555 A KR 8902555A KR 890002555 A KR890002555 A KR 890002555A KR 920001853 B1 KR920001853 B1 KR 920001853B1
Authority
KR
South Korea
Prior art keywords
luminance
chrominance signal
separating circuit
separating
circuit
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
Application number
KR8902555A
Other languages
English (en)
Korean (ko)
Other versions
KR890015616A (ko
Inventor
Toshimitsu Umejawa
Original Assignee
Toshiba 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 Toshiba Corp filed Critical Toshiba Corp
Publication of KR890015616A publication Critical patent/KR890015616A/ko
Application granted granted Critical
Publication of KR920001853B1 publication Critical patent/KR920001853B1/ko
Expired 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
    • 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)
  • Filters That Use Time-Delay Elements (AREA)
KR8902555A 1988-03-02 1989-03-02 Separating circuit of luminance and chrominance signal Expired KR920001853B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP63048893A JPH078050B2 (ja) 1988-03-02 1988-03-02 輝度信号色信号分離回路
JP63-48893 1988-03-02

Publications (2)

Publication Number Publication Date
KR890015616A KR890015616A (ko) 1989-10-30
KR920001853B1 true KR920001853B1 (en) 1992-03-05

Family

ID=12815950

Family Applications (1)

Application Number Title Priority Date Filing Date
KR8902555A Expired KR920001853B1 (en) 1988-03-02 1989-03-02 Separating circuit of luminance and chrominance signal

Country Status (5)

Country Link
US (1) US4920408A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPH078050B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
KR (1) KR920001853B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3906660A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB2216745B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE68926575T2 (de) * 1988-02-15 1996-09-26 Victor Company Of Japan Leuchtdichten-/Farbsignal Trennschaltung
JP2549737B2 (ja) * 1989-12-06 1996-10-30 三菱電機株式会社 映像信号処理回路
DE4106076A1 (de) * 1991-02-27 1992-09-03 Philips Patentverwaltung Schaltungsanordnung zur auftrennung eines farbbildsignals in ein farbsignal und ein helligkeitssignal
US5223920A (en) * 1991-10-03 1993-06-29 Zenith Electronics Corporation Video processor having automatic chrominance control compensation
US5231478A (en) * 1991-12-26 1993-07-27 The Grass Valley Group, Inc. Adaptive control signal generator for an adaptive luminance/chrominance separator
US20040155983A1 (en) * 2003-02-10 2004-08-12 Topper Robert J. Reduced artifact luminance/chrominance (Y/C) separator for use in an NTSC decoder
US20040179141A1 (en) * 2003-03-10 2004-09-16 Topper Robert J. Method, apparatus, and system for reducing cross-color distortion in a composite video signal decoder

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0669227B2 (ja) * 1984-07-11 1994-08-31 ソニー株式会社 Ｙ／ｃ分離器
JPS6276871A (ja) * 1985-09-30 1987-04-08 Toshiba Corp 画質補正回路
JPS63232782A (ja) * 1987-03-20 1988-09-28 Victor Co Of Japan Ltd 輝度信号一色差信号分離回路
JPH07121136B2 (ja) * 1987-06-05 1995-12-20 日本ビクター株式会社 映像信号処理回路
US4786963A (en) * 1987-06-26 1988-11-22 Rca Licensing Corporation Adaptive Y/C separation apparatus for TV signals

Also Published As

Publication number Publication date
KR890015616A (ko) 1989-10-30
US4920408A (en) 1990-04-24
GB2216745B (en) 1992-09-09
JPH01222593A (ja) 1989-09-05
DE3906660C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-12-12
GB8904035D0 (en) 1989-04-05
JPH078050B2 (ja) 1995-01-30
DE3906660A1 (de) 1989-09-14
GB2216745A (en) 1989-10-11

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