HK22793A - Signal processing circuit - Google Patents

Signal processing circuit

Info

Publication number
HK22793A
HK22793A HK227/93A HK22793A HK22793A HK 22793 A HK22793 A HK 22793A HK 227/93 A HK227/93 A HK 227/93A HK 22793 A HK22793 A HK 22793A HK 22793 A HK22793 A HK 22793A
Authority
HK
Hong Kong
Prior art keywords
delaying
processing circuit
signal processing
input signals
inputs
Prior art date
Application number
HK227/93A
Other languages
English (en)
Inventor
Paul Batterman Eric
Original Assignee
Rca Thomson Licensing Corporation
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 Thomson Licensing Corporation filed Critical Rca Thomson Licensing Corporation
Publication of HK22793A publication Critical patent/HK22793A/xx

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
    • H04N9/646—Circuits for processing colour signals for image enhancement, e.g. vertical detail restoration, cross-colour elimination, contour correction, chrominance trapping filters
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Analogue/Digital Conversion (AREA)
  • Picture Signal Circuits (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Television Systems (AREA)
HK227/93A 1983-07-27 1993-03-18 Signal processing circuit HK22793A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US51783383A 1983-07-27 1983-07-27

Publications (1)

Publication Number Publication Date
HK22793A true HK22793A (en) 1993-03-26

Family

ID=24061412

Family Applications (1)

Application Number Title Priority Date Filing Date
HK227/93A HK22793A (en) 1983-07-27 1993-03-18 Signal processing circuit

Country Status (14)

Country Link
JP (1) JPH0693780B2 (cs)
KR (1) KR920005219B1 (cs)
AT (1) AT404200B (cs)
AU (1) AU573236B2 (cs)
CA (1) CA1219338A (cs)
CS (1) CS269961B2 (cs)
DE (1) DE3427669C2 (cs)
ES (1) ES534491A0 (cs)
FI (1) FI76901C (cs)
FR (1) FR2557410B1 (cs)
GB (1) GB2144302B (cs)
HK (1) HK22793A (cs)
IT (1) IT1176474B (cs)
PT (1) PT78978B (cs)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4706113A (en) * 1985-02-18 1987-11-10 Mitsubishi Denki Kabushiki Kaisha Contour detecting filter device using PAL samples of composite video signals without separation of luminance signals therefrom
JPS62187773A (ja) * 1986-02-14 1987-08-17 Fuji Xerox Co Ltd インクジエツト記録用水性インク
AU608525B2 (en) * 1986-08-14 1991-04-11 Sony Corporation Television signal processing system
JP2680629B2 (ja) * 1988-09-30 1997-11-19 三洋電機株式会社 カラー画像の輪郭補正回路
JP2746692B2 (ja) * 1989-10-09 1998-05-06 富士通株式会社 色画像データ処理装置
KR930002906B1 (ko) * 1989-12-23 1993-04-15 삼성전자 주식회사 윤곽 보정회로
US5237625A (en) * 1990-04-24 1993-08-17 Matsushita Electric Industrial Co., Ltd. Image contour enhancing device
EP0457931B1 (de) * 1990-05-21 1995-09-20 Siemens Aktiengesellschaft Verfahren zur Farbkantenverbesserung bei der Darstellung von Farbfernsehbildern und Fernsehgerät zur Durchführung des Verfahrens
FI913869A7 (fi) * 1990-09-27 1992-03-28 Philips Electronics Nv Laite signaalitilanvaihtojen parantamiseksi
DE4105284A1 (de) * 1991-02-20 1992-11-05 Bacher Gmbh B Verfahren und vorrichtung zur videounterstuetzten montage
DE69223679T2 (de) * 1991-05-16 1998-04-30 Victor Company Of Japan Bildqualitätsverbesserungsschaltung zur Bildkontourkompensation
US5304854A (en) * 1992-02-03 1994-04-19 Rca Thomson Licensing Corporation Signal transient improvement circuit
US5369446A (en) * 1992-04-30 1994-11-29 Thomson Consumer Electronics, Inc. Video signal processor employing edge replacement, preshoots and overshoots for transient enhancement
DE4214949A1 (de) * 1992-05-06 1993-11-11 Nokia Deutschland Gmbh Anordnung zur zeitlichen Detektion einer Signalflanke eines auf einer Übertragungsleitung übertragenen elektrischen Signals
GB2273843B (en) * 1992-11-30 1996-11-27 Gold Star Co Apparatus and method for enhancing transient edge of video signal
DE4309351A1 (de) * 1993-03-23 1994-09-29 Nokia Deutschland Gmbh Eine Übertragungsanordnung einer bestimmten Übertragungsbandbreite mit einer nachgeschalteten Entzerreranordnung
WO2011141291A1 (en) * 2010-05-10 2011-11-17 Oce-Technologies B.V. Method to restore edges in rasterized images

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3778543A (en) * 1972-09-05 1973-12-11 Ellanin Investments Predictive-retrospective method for bandwidth improvement
US4041531A (en) * 1974-07-05 1977-08-09 Rca Corporation Television signal processing apparatus including a transversal equalizer
US4241310A (en) * 1978-03-23 1980-12-23 The Bendix Corporation Delay line digital code detector
JPS5566183A (en) * 1978-11-14 1980-05-19 Sony Corp Video signal processor
US4307413A (en) * 1979-01-18 1981-12-22 Matsushita Electric Industrial Co., Ltd. Comb filter device
CH642211A5 (de) * 1979-03-08 1984-03-30 Siemens Ag Albis Korrekturschaltung zur verbesserung der konturenschaerfe von fernsehbildern.
IT1118625B (it) * 1979-05-11 1986-03-03 Cselt Centro Studi Lab Telecom Perfezionamenti agli equializzatori per trasmissione di segnali numeri ci
DE2939578A1 (de) * 1979-09-29 1981-04-09 Philips Patentverwaltung Gmbh, 2000 Hamburg Vorrichtung zur trennung zweier frequenzbaender aus einem bandbegrenzten analogen signalgemisch
US4334237A (en) * 1980-02-07 1982-06-08 Rca Corporation Adaptive amplitude averaging for weighting quantizing noise
US4334244A (en) * 1980-07-28 1982-06-08 Magnavox Government And Industrial Electronics Company Adaptive image enhancement system
GB2087191B (en) * 1980-11-10 1984-10-31 Ampex A filter and system incorporating the filter for processing discrete of composite signals
US4419686A (en) * 1981-02-04 1983-12-06 Ampex Corporation Digital chrominance filter for digital component television system
US4355326A (en) * 1981-02-11 1982-10-19 Zenith Radio Corporation Bandwidth enhancement network for color television signals
JPS58136176A (ja) * 1982-02-05 1983-08-13 Pioneer Electronic Corp 輪郭補正回路

Also Published As

Publication number Publication date
IT1176474B (it) 1987-08-18
JPH0693780B2 (ja) 1994-11-16
AU573236B2 (en) 1988-06-02
CS269961B2 (en) 1990-05-14
AU3119684A (en) 1985-01-31
IT8422043A1 (it) 1986-01-25
ES8602332A1 (es) 1985-11-01
CS553084A2 (en) 1989-08-14
KR850000864A (ko) 1985-03-09
FI842926L (fi) 1985-01-28
FI76901B (fi) 1988-08-31
IT8422043A0 (it) 1984-07-25
GB2144302B (en) 1987-01-14
DE3427669C2 (de) 1994-11-17
ES534491A0 (es) 1985-11-01
DE3427669A1 (de) 1985-02-07
FR2557410A1 (fr) 1985-06-28
FI76901C (fi) 1988-12-12
JPS6052186A (ja) 1985-03-25
GB8419101D0 (en) 1984-08-30
GB2144302A (en) 1985-02-27
PT78978A (en) 1984-08-01
KR920005219B1 (ko) 1992-06-29
ATA245184A (de) 1998-01-15
FR2557410B1 (fr) 1989-02-03
FI842926A0 (fi) 1984-07-20
AT404200B (de) 1998-09-25
PT78978B (en) 1986-06-09
CA1219338A (en) 1987-03-17

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)