FR2557410B1 - SIGNAL PROCESSING CIRCUIT - Google Patents

SIGNAL PROCESSING CIRCUIT

Info

Publication number
FR2557410B1
FR2557410B1 FR848411900A FR8411900A FR2557410B1 FR 2557410 B1 FR2557410 B1 FR 2557410B1 FR 848411900 A FR848411900 A FR 848411900A FR 8411900 A FR8411900 A FR 8411900A FR 2557410 B1 FR2557410 B1 FR 2557410B1
Authority
FR
France
Prior art keywords
signal processing
processing circuit
circuit
signal
processing
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
FR848411900A
Other languages
French (fr)
Other versions
FR2557410A1 (en
Inventor
Eric Paul Batterman
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.)
RCA Corp
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 FR2557410A1 publication Critical patent/FR2557410A1/en
Application granted granted Critical
Publication of FR2557410B1 publication Critical patent/FR2557410B1/en
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
    • H04N9/64—Circuits for processing colour signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/64—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)
  • Analogue/Digital Conversion (AREA)
  • Picture Signal Circuits (AREA)
  • Television Systems (AREA)
FR848411900A 1983-07-27 1984-07-26 SIGNAL PROCESSING CIRCUIT Expired FR2557410B1 (en)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
FR2557410A1 FR2557410A1 (en) 1985-06-28
FR2557410B1 true FR2557410B1 (en) 1989-02-03

Family

ID=24061412

Family Applications (1)

Application Number Title Priority Date Filing Date
FR848411900A Expired FR2557410B1 (en) 1983-07-27 1984-07-26 SIGNAL PROCESSING CIRCUIT

Country Status (14)

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

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 (en) * 1986-02-14 1987-08-17 Fuji Xerox Co Ltd Water based ink for use in ink jet recording
AU608525B2 (en) * 1986-08-14 1991-04-11 Sony Corporation Television signal processing system
JP2680629B2 (en) * 1988-09-30 1997-11-19 三洋電機株式会社 Color image contour correction circuit
JP2746692B2 (en) * 1989-10-09 1998-05-06 富士通株式会社 Color image data processing device
KR930002906B1 (en) * 1989-12-23 1993-04-15 삼성전자 주식회사 Contour compensation circuit
US5237625A (en) * 1990-04-24 1993-08-17 Matsushita Electric Industrial Co., Ltd. Image contour enhancing device
DE59009695D1 (en) * 1990-05-21 1995-10-26 Siemens Ag Process for color edge improvement in the display of color television images and television set for carrying out the process.
FI913869A (en) * 1990-09-27 1992-03-28 Philips Nv ANORDNING FOER FOERBAETTRING AV SIGNALOEVERGAONGAR.
DE4105284A1 (en) * 1991-02-20 1992-11-05 Bacher Gmbh B METHOD AND DEVICE FOR VIDEO SUPPORTED ASSEMBLY
DE69223679T2 (en) * 1991-05-16 1998-04-30 Victor Company Of Japan Image quality improvement circuit for image contour compensation
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 (en) * 1992-05-06 1993-11-11 Nokia Deutschland Gmbh Arrangement for the temporal detection of a signal edge of an electrical signal transmitted on a transmission line
GB2273843B (en) * 1992-11-30 1996-11-27 Gold Star Co Apparatus and method for enhancing transient edge of video signal
DE4309351A1 (en) * 1993-03-23 1994-09-29 Nokia Deutschland Gmbh A transmission arrangement of a certain transmission bandwidth with a downstream equalizer arrangement
JP5878167B2 (en) * 2010-05-10 2016-03-08 オセ−テクノロジーズ・ベー・ヴエーＯｃｅ’−Ｎｅｄｅｒｌａｎｄ Ｂｅｓｌｏｔｅｎ Ｖｅｎｎｏｏｔｓｈａｐ How to restore raster image edges

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 (en) * 1979-03-08 1984-03-30 Siemens Ag Albis CORRECTION CIRCUIT TO IMPROVE THE SHARPNESS OF TELEVISION PICTURES.
IT1118625B (en) * 1979-05-11 1986-03-03 Cselt Centro Studi Lab Telecom IMPROVEMENTS TO EQUALIZERS FOR TRANSMISSION OF CI NUMBER SIGNALS
DE2939578A1 (en) * 1979-09-29 1981-04-09 Philips Patentverwaltung Gmbh, 2000 Hamburg PAL receiver picture focussing circuit - uses digitally mixed chrominance and luminance signals and scanning frequency based on carrier frequency
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 (en) * 1982-02-05 1983-08-13 Pioneer Electronic Corp Profile correcting circuit

Also Published As

Publication number Publication date
JPS6052186A (en) 1985-03-25
GB2144302B (en) 1987-01-14
AU3119684A (en) 1985-01-31
ES8602332A1 (en) 1985-11-01
FI842926A0 (en) 1984-07-20
AT404200B (en) 1998-09-25
JPH0693780B2 (en) 1994-11-16
CA1219338A (en) 1987-03-17
DE3427669A1 (en) 1985-02-07
GB2144302A (en) 1985-02-27
PT78978B (en) 1986-06-09
AU573236B2 (en) 1988-06-02
GB8419101D0 (en) 1984-08-30
IT8422043A0 (en) 1984-07-25
FI842926A (en) 1985-01-28
IT1176474B (en) 1987-08-18
ATA245184A (en) 1998-01-15
CS269961B2 (en) 1990-05-14
KR920005219B1 (en) 1992-06-29
PT78978A (en) 1984-08-01
KR850000864A (en) 1985-03-09
DE3427669C2 (en) 1994-11-17
ES534491A0 (en) 1985-11-01
FI76901B (en) 1988-08-31
CS553084A2 (en) 1989-08-14
HK22793A (en) 1993-03-26
FI76901C (en) 1988-12-12
FR2557410A1 (en) 1985-06-28

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse