NL7203215A - - Google Patents

Info

Publication number
NL7203215A
NL7203215A NL7203215A NL7203215A NL7203215A NL 7203215 A NL7203215 A NL 7203215A NL 7203215 A NL7203215 A NL 7203215A NL 7203215 A NL7203215 A NL 7203215A NL 7203215 A NL7203215 A NL 7203215A
Authority
NL
Netherlands
Application number
NL7203215A
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 filed Critical
Publication of NL7203215A publication Critical patent/NL7203215A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/21—Circuitry for suppressing or minimising disturbance, e.g. moiré or halo
    • 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)
  • Picture Signal Circuits (AREA)
NL7203215A 1971-03-11 1972-03-10 NL7203215A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12323371A 1971-03-11 1971-03-11

Publications (1)

Publication Number Publication Date
NL7203215A true NL7203215A (xx) 1972-09-13

Family

ID=22407473

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7203215A NL7203215A (xx) 1971-03-11 1972-03-10

Country Status (4)

Country Link
US (1) US3715477A (xx)
JP (1) JPS5652512B1 (xx)
DE (1) DE2211798C3 (xx)
NL (1) NL7203215A (xx)

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5428981Y2 (xx) * 1974-06-17 1979-09-17
JPS5541588B2 (xx) * 1974-11-21 1980-10-24
US3995108A (en) * 1975-05-21 1976-11-30 Ampex Corporation Television aperture correction system having gateable coring means for noise cancellation
US4057828A (en) * 1975-11-17 1977-11-08 Harris Corporation Contrast compression circuits
JPS5279747A (en) * 1975-12-26 1977-07-05 Sony Corp Noise removal circuit
US4009334A (en) * 1976-03-17 1977-02-22 Eastman Kodak Company Video noise reduction circuit
US4110784A (en) * 1976-08-30 1978-08-29 Rca Corporation Noise reduction apparatus
US4167749A (en) * 1977-05-26 1979-09-11 Rca Corporation Noise reduction apparatus
US4142211A (en) * 1977-11-23 1979-02-27 Microtime, Inc. Bidimensional noise reduction system for television
JPS5510228A (en) * 1978-07-05 1980-01-24 Nec Corp S/n improving unit for television video signal
JPS55117712A (en) * 1979-02-28 1980-09-10 Matsushita Electric Ind Co Ltd Noise reduction circuit of video signal recording and reproducing device
US4249202A (en) * 1979-05-09 1981-02-03 Ampex Corporation Circuit for frequency selective coring of a video signal
US4245238A (en) * 1979-05-11 1981-01-13 Rca Corporation Non-linear processing of video image vertical detail information
US4245237A (en) * 1979-05-11 1981-01-13 Rca Corporation Controllable non-linear processing of video signals
US4295160A (en) * 1979-05-11 1981-10-13 Rca Corporation Signal processing circuit having a non-linear transfer function
US4223340A (en) * 1979-05-11 1980-09-16 Rca Corporation Image detail improvement in a vertical detail enhancement system
GB2049347B (en) * 1979-05-11 1983-04-27 Rca Corp Video signal processing circuit having a nonlinear transfer function
US4223339A (en) * 1979-05-11 1980-09-16 Rca Corporation Video image vertical detail restoration and enhancement
US4393396A (en) * 1980-08-20 1983-07-12 U.S. Philips Corporation Video signal processing circuit for noise reduction
US4445152A (en) * 1980-09-02 1984-04-24 Karlock James A Video detail enhancing circuit
US4402006A (en) * 1981-02-23 1983-08-30 Karlock James A Image enhancer apparatus
US4466016A (en) * 1981-05-27 1984-08-14 Rca Corporation Television signal filtering system
US4463375A (en) * 1982-09-07 1984-07-31 The Board Of Trustees Of The Leland Standford Junior University Multiple-measurement noise-reducing system
US4442454A (en) * 1982-11-15 1984-04-10 Eastman Kodak Company Image processing method using a block overlap transformation procedure
US4573075A (en) * 1983-06-24 1986-02-25 Rca Corporation Digital signal coring apparatus with controllable coring threshold level
US4538178A (en) * 1983-06-24 1985-08-27 Rca Corporation Digital signal peaking apparatus with controllable peaking level
US4571511A (en) * 1983-06-27 1986-02-18 Rca Corporation Noise reduction system
US4520396A (en) * 1983-07-25 1985-05-28 Rca Corporation FM video transmission system having coring and coring compensation for reducing effects of triangular noise
US4583115A (en) * 1984-08-31 1986-04-15 General Electric Company Circuit for and method of broadband comb filtering a composite video signal which has been double-side band detected
FR2570911B1 (fr) * 1984-09-25 1989-08-25 Thomson Csf Circuit debruiteur de signal video
JPS61159876A (ja) * 1984-12-29 1986-07-19 Victor Co Of Japan Ltd 雑音除去回路
JPS61161091A (ja) * 1985-01-08 1986-07-21 Fuji Photo Film Co Ltd 画像処理方法
DE3521991A1 (de) * 1985-06-20 1987-01-02 Thomson Brandt Gmbh Schaltung zur verbesserung der wiedergabe-bildschaerfe in einem videorecorder
DE3629396C2 (de) * 1986-08-29 1993-12-23 Agfa Gevaert Ag Verfahren zur elektronischen Bildverarbeitung
DE3629409C2 (de) * 1986-08-29 1994-02-17 Agfa Gevaert Ag Verfahren und Vorrichtung zur Kontrastbewertung bei der elektronischen Bildverarbeitung
US4899221A (en) * 1986-12-15 1990-02-06 North American Philips Consumer Electronics Corp. Television signal processing apparatus including rise time normalization and noise reduction
JPS63232578A (ja) * 1987-03-19 1988-09-28 Sony Corp ノイズ低減回路
FR2661061B1 (fr) * 1990-04-11 1992-08-07 Multi Media Tech Procede et dispositif de modification de zone d'images.
JPH0767176B2 (ja) * 1990-11-28 1995-07-19 松下電器産業株式会社 符号化雑音除去フィルタ
DE69131384T2 (de) * 1991-07-19 2000-04-06 Princeton Video Image, Inc. Fernsehanzeigen mit ausgewählten eingeblendeten zeichen
DE4318057C1 (de) * 1993-05-29 1994-07-07 Mb Video Gmbh Schaltungsanordnung zur Verbesserung der Qualität von Videosignalen
FR2729525B1 (fr) * 1995-01-13 1997-06-06 Sgs Thomson Microelectronics Circuit de reglage du seuil de suppression d'un signal
KR20070079224A (ko) * 2006-02-01 2007-08-06 삼성전자주식회사 코어링 장치 및 이를 이용하는 휘도 처리 프로세서와 그방법

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1908247B2 (de) * 1969-02-19 1971-03-04 Fernseh Gmbh, 6100 Darmstadt Schaltungsanordnung zur verringerung von stoerungen hoeherer frequenz (rauschen) in breitbandigen elektrischen signalen insbesondere fernsehsignalen

Also Published As

Publication number Publication date
DE2211798A1 (de) 1972-09-14
DE2211798C3 (de) 1975-07-17
JPS5652512B1 (xx) 1981-12-12
US3715477A (en) 1973-02-06
DE2211798B2 (de) 1974-12-05

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
BI The patent application has been withdrawn