BR9202053A - Dispositivo de correcao da qualidade da imagem - Google Patents

Dispositivo de correcao da qualidade da imagem

Info

Publication number
BR9202053A
BR9202053A BR929202053A BR9202053A BR9202053A BR 9202053 A BR9202053 A BR 9202053A BR 929202053 A BR929202053 A BR 929202053A BR 9202053 A BR9202053 A BR 9202053A BR 9202053 A BR9202053 A BR 9202053A
Authority
BR
Brazil
Prior art keywords
image quality
correction device
quality correction
image
quality
Prior art date
Application number
BR929202053A
Other languages
English (en)
Inventor
Mituo Funayama
Original Assignee
Sharp Kk
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 Sharp Kk filed Critical Sharp Kk
Publication of BR9202053A publication Critical patent/BR9202053A/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/93—Regeneration of the television signal or of selected parts thereof
    • H04N5/931—Regeneration of the television signal or of selected parts thereof for restoring the level of the reproduced signal
    • 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
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/911—Television signal processing therefor for the suppression of noise

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
  • Television Signal Processing For Recording (AREA)
BR929202053A 1991-05-31 1992-05-29 Dispositivo de correcao da qualidade da imagem BR9202053A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3129734A JP2783696B2 (ja) 1991-05-31 1991-05-31 画質補正装置

Publications (1)

Publication Number Publication Date
BR9202053A true BR9202053A (pt) 1993-01-19

Family

ID=15016886

Family Applications (1)

Application Number Title Priority Date Filing Date
BR929202053A BR9202053A (pt) 1991-05-31 1992-05-29 Dispositivo de correcao da qualidade da imagem

Country Status (12)

Country Link
US (1) US5299002A (pt)
EP (1) EP0516463B1 (pt)
JP (1) JP2783696B2 (pt)
KR (1) KR960003358B1 (pt)
CN (1) CN1034463C (pt)
AU (1) AU639173B2 (pt)
BR (1) BR9202053A (pt)
CA (1) CA2060861C (pt)
DE (1) DE69215756T2 (pt)
ES (1) ES2094876T3 (pt)
MY (1) MY108404A (pt)
SG (1) SG55055A1 (pt)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2800373B2 (ja) * 1990-05-31 1998-09-21 松下電器産業株式会社 磁気録画再生装置の自動画質調整装置
US5486874A (en) * 1994-05-13 1996-01-23 Magma, Inc. Method and apparatus for improving transmitted video signal structure
US5598225A (en) * 1994-05-13 1997-01-28 Magma, Inc. Method and apparatus for improving transmitted video signal structure
KR100209886B1 (ko) * 1996-01-30 1999-07-15 윤종용 디지탈 자기기록재생장치
US5757436A (en) * 1996-06-21 1998-05-26 Magma, Inc. Image processor system
US5940572A (en) * 1996-11-27 1999-08-17 Daewoo Electronics Co. Ltd. Integrated television and video cassette recorder system
WO1999009740A2 (en) * 1997-08-14 1999-02-25 Koninklijke Philips Electronics N.V. Video recorder having playback-signal processing means adaptable to different playback qualities of video recordings
US6393194B1 (en) * 1997-10-16 2002-05-21 Victor Company Of Japan, Ltd. Magnetic recording and reproducing video signal in magnetic tape at video quality selectable from prescribed different qualities
US7042518B1 (en) * 2002-04-29 2006-05-09 National Semiconductor Corporation Digitally controlled variable frequency HF emphasis circuit for use in video displays
KR100696162B1 (ko) * 2006-08-11 2007-03-20 엠텍비젼 주식회사 이미지의 노이즈 감소 장치 및 노이즈 감소 방법, 이를수행하는 프로그램이 기록된 기록 매체
KR100810344B1 (ko) * 2006-10-10 2008-03-04 삼성전자주식회사 디지털 촬영 장치와 이를 이용한 스미어 현상 검출 및 보정방법
JP2009055164A (ja) 2007-08-24 2009-03-12 Seiko Epson Corp 画像処理装置、プロジェクタ、画像処理方法、および画像処理装置の制御方法
JP5007737B2 (ja) * 2009-09-18 2012-08-22 セイコーエプソン株式会社 プロジェクタ用の画像処理装置及びプロジェクタ

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4351003A (en) * 1981-04-20 1982-09-21 Rca Corporation Automatic video signal peaking control
GB8329109D0 (en) * 1983-11-01 1983-12-07 Rca Corp Perceived signal-to-noise ratio of displayed images
KR890004220B1 (ko) * 1984-06-30 1989-10-27 마쯔시다덴기산교 가부시기가이샤 영상신호 처리장치
JPS61208670A (ja) * 1985-03-13 1986-09-17 Victor Co Of Japan Ltd ノイズ低減回路
JPS6251883A (ja) * 1985-08-30 1987-03-06 Victor Co Of Japan Ltd ノイズ抑圧回路
US4860105A (en) * 1987-05-22 1989-08-22 Victor Company Of Japan, Ltd. Noise Reducing circuit of a video signal
JPH01204573A (ja) * 1988-02-10 1989-08-17 Sony Corp 雑音低減回路
US5126846A (en) * 1988-08-08 1992-06-30 Kabushiki Kaisha Toshiba Non-linear amplifier and non-linear emphasis/deemphasis circuit using the same
JPH02130164U (pt) * 1989-04-04 1990-10-26
JPH02301277A (ja) * 1989-05-15 1990-12-13 Toshiba Corp 映像信号の記録処理回路
JP2859322B2 (ja) * 1989-10-06 1999-02-17 株式会社東芝 ノンリニア・エンファシス・ディエンファシス回路
JP2601922B2 (ja) * 1989-10-12 1997-04-23 株式会社東芝 映像信号雑音低減回路

Also Published As

Publication number Publication date
ES2094876T3 (es) 1997-02-01
MY108404A (en) 1996-09-30
JP2783696B2 (ja) 1998-08-06
EP0516463A2 (en) 1992-12-02
DE69215756T2 (de) 1997-05-15
EP0516463A3 (en) 1993-03-24
CN1067546A (zh) 1992-12-30
US5299002A (en) 1994-03-29
SG55055A1 (en) 1998-12-21
CA2060861A1 (en) 1992-12-01
AU639173B2 (en) 1993-07-15
AU1074492A (en) 1992-12-03
EP0516463B1 (en) 1996-12-11
DE69215756D1 (de) 1997-01-23
CN1034463C (zh) 1997-04-02
KR960003358B1 (ko) 1996-03-08
KR920022830A (ko) 1992-12-19
CA2060861C (en) 1997-03-18
JPH04354477A (ja) 1992-12-08

Similar Documents

Publication Publication Date Title
DE69125472D1 (de) Bildkorrekturvorrichtung
DE69127232D1 (de) Bildkorrekturvorrichtung
DE69422074D1 (de) Bildkorrekturvorrichtung
EP0474420A3 (en) Image correction apparatus
DE69233409D1 (de) Bilderzeugungsgerät
DE69233751D1 (de) Bilderzeugungsgerät
DE69426736T2 (de) Bildqualitätskorrekturschaltung
DE69119949T2 (de) Bildsignalkorrekturverfahren
DE69209392D1 (de) Bildprojektor
DE69215562D1 (de) Videosignalgradationskorrekturvorrichtung
DE69117682T2 (de) Abbildungsvorrichtung
DE69132711T2 (de) Bilderzeugungsgerät
BR9202053A (pt) Dispositivo de correcao da qualidade da imagem
DE69133427D1 (de) Bilderzeugungsgerät
EP0529570A3 (en) Digital image correction device
DE69223841T2 (de) Bilderempfangsapparat
DE69210863D1 (de) Bildabtaster
KR890013928A (ko) 화질 조정회로
DE69228375D1 (de) Röntgen-System mit verbesserter Bildqualität
DE69215948D1 (de) Farbabbildungsgerät und Farbkorrekturverfahren
KR950015951U (ko) 화질 보상 장치
EP0452770A3 (en) Image pickup apparatus
KR900001963U (ko) Tv 수상기의 화질 보정 장치
KR940011409U (ko) 멀티비젼(Multi-Vision)의 화상보정장치
BR9105647A (pt) Aparelho de comunicacao de imagens

Legal Events

Date Code Title Description
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B24C Patent annual fee: request for for restoration

Free format text: REFERENTE A 16A,17A E 18A ANUIDADES

B24H Lapse because of non-payment of annual fees (definitively: art 78 iv lpi)
B24F Patent annual fee: publication cancelled

Free format text: ANULADA A PUBLICACAO CODIGO 24.8 NA RPI NO 2278 DE 02/09/2014 POR TER SIDO INDEVIDA.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE AS 16A, 17A E 18A ANUIDADES.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2606 DE 15-12-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.