CN100397870C - 图像显示装置 - Google Patents

图像显示装置 Download PDF

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Publication number
CN100397870C
CN100397870C CNB2005100073944A CN200510007394A CN100397870C CN 100397870 C CN100397870 C CN 100397870C CN B2005100073944 A CNB2005100073944 A CN B2005100073944A CN 200510007394 A CN200510007394 A CN 200510007394A CN 100397870 C CN100397870 C CN 100397870C
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China
Prior art keywords
contour
circuit
histogram
image signal
correction
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Expired - Lifetime
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CNB2005100073944A
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English (en)
Chinese (zh)
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CN1713694A (zh
Inventor
名古昌浩
都留康隆
长谷川亮
木村胜信
青木浩司
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Maxell Ltd
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Hitachi Ltd
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Publication date
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Publication of CN1713694A publication Critical patent/CN1713694A/zh
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Publication of CN100397870C publication Critical patent/CN100397870C/zh
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    • 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
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/20—Circuitry for controlling amplitude response
    • H04N5/205—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic
    • H04N5/208—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic for compensating for attenuation of high frequency components, e.g. crispening, aperture distortion correction

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
CNB2005100073944A 2004-06-24 2005-02-22 图像显示装置 Expired - Lifetime CN100397870C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2004185794 2004-06-24
JP2004185794A JP4155233B2 (ja) 2004-06-24 2004-06-24 映像表示装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CNB2007101524057A Division CN100515032C (zh) 2004-06-24 2005-02-22 图像显示装置

Publications (2)

Publication Number Publication Date
CN1713694A CN1713694A (zh) 2005-12-28
CN100397870C true CN100397870C (zh) 2008-06-25

Family

ID=34420297

Family Applications (2)

Application Number Title Priority Date Filing Date
CNB2005100073944A Expired - Lifetime CN100397870C (zh) 2004-06-24 2005-02-22 图像显示装置
CNB2007101524057A Expired - Lifetime CN100515032C (zh) 2004-06-24 2005-02-22 图像显示装置

Family Applications After (1)

Application Number Title Priority Date Filing Date
CNB2007101524057A Expired - Lifetime CN100515032C (zh) 2004-06-24 2005-02-22 图像显示装置

Country Status (4)

Country Link
US (1) US7430021B2 (enExample)
JP (1) JP4155233B2 (enExample)
CN (2) CN100397870C (enExample)
GB (2) GB2416085B (enExample)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006287636A (ja) * 2005-03-31 2006-10-19 Pioneer Electronic Corp 画質調整装置、画質調整方法およびディスプレイ装置
JP4946379B2 (ja) * 2006-11-16 2012-06-06 パナソニック株式会社 画像表示装置、画像表示方法及びコンピュータプログラム
US20080122857A1 (en) * 2006-11-29 2008-05-29 Chih-Lin Hsuan Methods and devices for adjusting display characteristic of a video frame according to luminance statistics
JP4976836B2 (ja) * 2006-12-13 2012-07-18 エルジー ディスプレイ カンパニー リミテッド 液晶表示装置
JP4861228B2 (ja) 2007-03-30 2012-01-25 株式会社東芝 ノイズ低減装置及びノイズ低減方法
JP5002348B2 (ja) * 2007-06-26 2012-08-15 株式会社東芝 画像処理装置、映像受信装置および画像処理方法
JPWO2009037817A1 (ja) * 2007-09-19 2011-01-06 パナソニック株式会社 輪郭補正装置、輪郭補正方法、映像表示装置
US8478065B2 (en) * 2007-10-01 2013-07-02 Entropic Communications, Inc. Pixel processing
JP2009201036A (ja) * 2008-02-25 2009-09-03 Toshiba Corp 映像信号処理装置及び映像信号処理方法
US7930944B2 (en) 2008-05-14 2011-04-26 Honeywell International Inc. ASIC compensated pressure sensor with soldered sense die attach
WO2010137387A1 (ja) * 2009-05-27 2010-12-02 シャープ株式会社 画像処理装置及びプログラム
EP2457196A4 (en) * 2009-07-21 2013-02-06 Qualcomm Inc METHOD AND SYSTEM FOR DETECTING AND EXPANSION OF VIDEO IMAGES
JP4834776B2 (ja) 2010-03-17 2011-12-14 株式会社東芝 画像処理装置及び画像処理方法
JP4762352B1 (ja) 2010-03-17 2011-08-31 株式会社東芝 画像処理装置及び画像処理方法
KR101761415B1 (ko) 2010-11-25 2017-07-25 엘지디스플레이 주식회사 평판표시장치 및 그의 화질 제어방법
US8371176B2 (en) 2011-01-06 2013-02-12 Honeywell International Inc. Media isolated pressure sensor
JP2012244436A (ja) * 2011-05-19 2012-12-10 Toshiba Corp 映像処理装置及び輪郭強調方法
US8516897B1 (en) 2012-02-21 2013-08-27 Honeywell International Inc. Pressure sensor

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4516167A (en) * 1982-11-30 1985-05-07 Rca Corporation Compression of the dynamic range of video signals
EP0809209A2 (en) * 1996-05-21 1997-11-26 Samsung Electronics Co., Ltd. Image enhancing method using lowpass filtering and histogram equalization and a device therefor
US5848181A (en) * 1995-07-26 1998-12-08 Sony Corporation Image processing method, image processing apparatus, noise removing method, and noise removing apparatus
US5852648A (en) * 1996-12-26 1998-12-22 Fujitsu Ltd. Image signal processing method and image signal processing device
JPH1132201A (ja) * 1997-07-09 1999-02-02 Matsushita Electric Ind Co Ltd 画像処理装置

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DE3751412T2 (de) * 1986-09-02 1995-12-14 Fuji Photo Film Co Ltd Verfahren und Vorrichtung zur Bildverarbeitung mit Gradationskorrektur des Bildsignals.
JPH04100487A (ja) * 1990-08-20 1992-04-02 Ikegami Tsushinki Co Ltd 輪郭補正方法
DE59305180D1 (de) * 1992-11-10 1997-02-27 Siemens Ag Verfahren zur detektion und abspaltung des schattens sich bewegender objekte in einer digitalen bildsequenz
US5491520A (en) * 1993-06-24 1996-02-13 Victor Company Of Japan, Ltd. Contour correcting circuit for sharpening rising and falling edges of video signals
JP2844514B2 (ja) 1993-11-26 1999-01-06 松下電器産業株式会社 テレビジョン信号処理装置
JPH0846926A (ja) 1994-07-26 1996-02-16 Toshiba Corp 映像信号処理装置
JPH0991419A (ja) 1995-09-25 1997-04-04 Nec Corp 画像処理装置
JP3505017B2 (ja) 1995-10-23 2004-03-08 富士通株式会社 画像処理における輪郭強調又は平滑化の自動化方法
JPH09163144A (ja) 1995-12-11 1997-06-20 Fuji Photo Film Co Ltd 画像処理方法および装置
JPH09307897A (ja) 1996-05-09 1997-11-28 Fuji Photo Film Co Ltd 画像データ圧縮処理方法
JPH1065935A (ja) 1996-08-21 1998-03-06 Sony Corp ビデオカメラ装置
KR100230391B1 (ko) 1996-11-29 1999-11-15 윤종용 휘도신호의 윤곽성분을 적응적으로 보정하는방법 및 회로
EP0940977B1 (en) * 1997-08-26 2007-11-28 Matsushita Electric Industrial Co., Ltd. Apparatus for correcting vertical contours
JP3326377B2 (ja) 1997-12-12 2002-09-24 シャープ株式会社 画質補正回路
JP3546691B2 (ja) * 1998-04-03 2004-07-28 松下電器産業株式会社 輪郭補正回路
JP3097034B1 (ja) 1999-06-30 2000-10-10 アンリツ株式会社 信号分析装置
JP2001078222A (ja) 1999-09-08 2001-03-23 Matsushita Electric Ind Co Ltd 映像表示装置とその制御方法
JP2002290773A (ja) 2001-03-23 2002-10-04 Sharp Corp 画像強調装置および画像強調プログラム
EP1359747A4 (en) * 2001-05-11 2007-07-18 Matsushita Electric Industrial Co Ltd CONTOUR CORRECTION OF A VIDEO SIGNAL
JP2004007202A (ja) 2002-05-31 2004-01-08 Fuji Photo Film Co Ltd 画像処理装置
JP4169188B2 (ja) 2002-06-03 2008-10-22 株式会社Ｋ−Ｗｉｌｌ 画像処理方法
JP2004128643A (ja) 2002-09-30 2004-04-22 Matsushita Electric Ind Co Ltd 画像の傾き補正方法
JP4042615B2 (ja) * 2003-04-17 2008-02-06 株式会社デンソー 画像処理方法及び画像処理装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4516167A (en) * 1982-11-30 1985-05-07 Rca Corporation Compression of the dynamic range of video signals
US5848181A (en) * 1995-07-26 1998-12-08 Sony Corporation Image processing method, image processing apparatus, noise removing method, and noise removing apparatus
EP0809209A2 (en) * 1996-05-21 1997-11-26 Samsung Electronics Co., Ltd. Image enhancing method using lowpass filtering and histogram equalization and a device therefor
US5852648A (en) * 1996-12-26 1998-12-22 Fujitsu Ltd. Image signal processing method and image signal processing device
JPH1132201A (ja) * 1997-07-09 1999-02-02 Matsushita Electric Ind Co Ltd 画像処理装置

Also Published As

Publication number Publication date
CN1713694A (zh) 2005-12-28
JP4155233B2 (ja) 2008-09-24
GB2416085A (en) 2006-01-11
GB2420670B (en) 2007-01-03
GB2416085B (en) 2006-11-29
US7430021B2 (en) 2008-09-30
US20050285977A1 (en) 2005-12-29
GB2420670A (en) 2006-05-31
CN100515032C (zh) 2009-07-15
CN101179652A (zh) 2008-05-14
GB0601497D0 (en) 2006-03-08
GB0503605D0 (en) 2005-03-30
JP2006013735A (ja) 2006-01-12

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