DE3734957C2 - - Google Patents

Info

Publication number
DE3734957C2
DE3734957C2 DE3734957A DE3734957A DE3734957C2 DE 3734957 C2 DE3734957 C2 DE 3734957C2 DE 3734957 A DE3734957 A DE 3734957A DE 3734957 A DE3734957 A DE 3734957A DE 3734957 C2 DE3734957 C2 DE 3734957C2
Authority
DE
Germany
Prior art keywords
signal
log
image
color
signals
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 - Lifetime
Application number
DE3734957A
Other languages
German (de)
English (en)
Other versions
DE3734957A1 (de
Inventor
Tatsuo Musashino Tokio/Tokyo Jp Nagasaki
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.)
Olympus Corp
Original Assignee
Olympus Optical Co Ltd
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
Priority claimed from JP62234133A external-priority patent/JP2710317B2/ja
Application filed by Olympus Optical Co Ltd filed Critical Olympus Optical Co Ltd
Priority to DE3744911A priority Critical patent/DE3744911C2/de
Publication of DE3734957A1 publication Critical patent/DE3734957A1/de
Application granted granted Critical
Publication of DE3734957C2 publication Critical patent/DE3734957C2/de
Granted 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
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/82—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only
    • 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
    • H04N9/68—Circuits for processing colour signals for controlling the amplitude of colour signals, e.g. automatic chroma control circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/77—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H04N23/555—Constructional details for picking-up images in sites, inaccessible due to their dimensions or hazardous conditions, e.g. endoscopes or borescopes

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Color Television Image Signal Generators (AREA)
DE19873734957 1986-10-15 1987-10-15 Logarithmische farbabbildungsvorrichtung Granted DE3734957A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE3744911A DE3744911C2 (de) 1986-10-15 1987-10-15 Abbildungsvorrichtung mit logarithmischer bzw. exponentieller Charakteristik

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP24483086 1986-10-15
JP62234133A JP2710317B2 (ja) 1986-10-15 1987-09-18 カラー撮像装置

Publications (2)

Publication Number Publication Date
DE3734957A1 DE3734957A1 (de) 1988-05-11
DE3734957C2 true DE3734957C2 (enExample) 1991-01-24

Family

ID=26531382

Family Applications (2)

Application Number Title Priority Date Filing Date
DE3744910A Expired - Lifetime DE3744910C2 (enExample) 1986-10-15 1987-10-15
DE19873734957 Granted DE3734957A1 (de) 1986-10-15 1987-10-15 Logarithmische farbabbildungsvorrichtung

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE3744910A Expired - Lifetime DE3744910C2 (enExample) 1986-10-15 1987-10-15

Country Status (2)

Country Link
US (1) US4926247A (enExample)
DE (2) DE3744910C2 (enExample)

Families Citing this family (48)

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US5953462A (en) * 1989-01-31 1999-09-14 Yoshiro Yamada Method and apparatus for processing image
US5247366A (en) * 1989-08-02 1993-09-21 I Sight Ltd. Color wide dynamic range camera
US5331551A (en) * 1989-10-02 1994-07-19 Olympus Optical Co., Ltd. Endoscope image recording system for compressing and recording endoscope image data
US5209220A (en) * 1989-10-05 1993-05-11 Olympus Optical Co., Ltd. Endoscope image data compressing apparatus
US5153731A (en) * 1989-12-18 1992-10-06 Olympus Optical Co., Ltd. Solid state image pick-up device and apparatus capable of providing filtering output with direct and real time manner
US5166800A (en) * 1990-03-26 1992-11-24 Olympus Optical Co., Ltd. Solid-state imaging device having a widened dynamic range
US5155585A (en) * 1990-08-13 1992-10-13 Brother Kogyo Kabushiki Kaisha Image pickup apparatus for receiving light and converting to an electrical signal corresponding to the light
US5379757A (en) * 1990-08-28 1995-01-10 Olympus Optical Co. Ltd. Method of compressing endoscope image data based on image characteristics
US5264940A (en) * 1990-10-08 1993-11-23 Olympus Optical Co., Ltd. Image sensing apparatus having exposure level and dynamic range control circuit
JPH04243382A (ja) * 1991-01-17 1992-08-31 Fuji Photo Optical Co Ltd 電子スチルカメラ
US5343254A (en) * 1991-04-25 1994-08-30 Olympus Optical Co., Ltd. Image signal processing device capable of suppressing nonuniformity of illumination
US5307169A (en) * 1991-05-07 1994-04-26 Olympus Optical Co., Ltd. Solid-state imaging device using high relative dielectric constant material as insulating film
US5502488A (en) * 1991-05-07 1996-03-26 Olympus Optical Co., Ltd. Solid-state imaging device having a low impedance structure
US5555106A (en) * 1991-11-08 1996-09-10 Hsu; Steve H. Single pass line scanning of an image with a color filter wheel having a plurality of filters
JP3400506B2 (ja) * 1993-03-12 2003-04-28 オリンパス光学工業株式会社 画像処理装置
US6204881B1 (en) 1993-10-10 2001-03-20 Canon Kabushiki Kaisha Image data processing apparatus which can combine a plurality of images at different exposures into an image with a wider dynamic range
US5801773A (en) * 1993-10-29 1998-09-01 Canon Kabushiki Kaisha Image data processing apparatus for processing combined image signals in order to extend dynamic range
US5978024A (en) * 1994-04-15 1999-11-02 Lg Semicon Co., Ltd. Auto variable anti-blooming bias control circuit and method
TW387560U (en) * 1994-05-13 2000-04-11 Prec Optics Coroporation Viewing scope with image intensification
DE19529164B4 (de) * 1994-08-08 2007-07-19 Pentax Corp. Vorrichtung zum Steuern der von der Beleuchtungseinheit eines Endoskops abgegebenen Lichtmenge
US5708729A (en) * 1995-04-12 1998-01-13 Eastman Kodak Company Method and system for the reduction of memory capacity required for digital representation of an image
JP3617857B2 (ja) * 1995-04-17 2005-02-09 株式会社東芝 カラー撮像装置
EP0845900B1 (en) * 1995-08-11 2002-11-06 Kabushiki Kaisha Toshiba Image system, solid-state imaging device semiconductor integrated circuit
JPH1042182A (ja) * 1996-07-26 1998-02-13 Canon Inc 撮像装置
JP3974964B2 (ja) 1996-11-08 2007-09-12 オリンパス株式会社 画像処理装置
JP4390863B2 (ja) * 1997-11-27 2009-12-24 ロバート ボッシュ ゲーエムベーハー ダイナミックレンジ圧縮回路、方法及びカラーカメラ
JP3408169B2 (ja) * 1998-11-25 2003-05-19 三洋電機株式会社 画像データの処理方法及び画像データ処理装置
JP3443344B2 (ja) * 1998-12-18 2003-09-02 三洋電機株式会社 画像データの処理方法及び画像データ処理装置
JP4292679B2 (ja) 1999-05-10 2009-07-08 コニカミノルタホールディングス株式会社 固体撮像装置
KR100291192B1 (ko) 1999-06-28 2001-05-15 박종섭 파이프라인된 부분 선형 근사 방식을 이용한 감마 보정 장치
JP3800873B2 (ja) * 1999-07-29 2006-07-26 コニカミノルタビジネステクノロジーズ株式会社 画像処理装置及び方法
US6567124B1 (en) * 1999-12-01 2003-05-20 Ball Aerospace & Technologies Corp. Electronic image processing technique for achieving enhanced image detail
JP2004157522A (ja) * 2002-10-17 2004-06-03 Sony Corp 画像生成装置、画像表示装置、画像表示方法、及び光変調素子調整装置
KR100530746B1 (ko) * 2002-12-24 2005-11-23 삼성테크윈 주식회사 촬영 상태가 부적절하였음을 알려주는 디지털 카메라 및그 제어방법
US6944333B2 (en) * 2003-04-30 2005-09-13 Ventana Medical Systems, Inc. Color image compression via spectral decorrelation and elimination of spatial redundancy
US7061674B2 (en) * 2003-07-08 2006-06-13 Pentax Corporation Electronic binoculars
US20050212936A1 (en) 2004-03-25 2005-09-29 Eastman Kodak Company Extended dynamic range image sensor with fixed pattern noise reduction
US20060082670A1 (en) * 2004-10-14 2006-04-20 Eastman Kodak Company Interline CCD for still and video photography with extended dynamic range
JP4741264B2 (ja) * 2005-03-18 2011-08-03 富士フイルム株式会社 内視鏡分光画像システム装置
JP4899149B2 (ja) * 2006-02-13 2012-03-21 株式会社ジェイエイアイコーポレーション 面順次方式カラーカメラシステム
JP4909779B2 (ja) * 2006-04-17 2012-04-04 パナソニック株式会社 画像データ転送方法、画像処理装置、及び撮像システム
DE102007046210A1 (de) 2007-09-27 2009-04-02 Carl Zeiss Meditec Ag Anordnung und Verfahren zur Erzeugung von Bildern mit erweiterter Dynamik
US8199969B2 (en) * 2008-12-17 2012-06-12 Digimarc Corporation Out of phase digital watermarking in two chrominance directions
US9852531B2 (en) * 2014-07-11 2017-12-26 Samsung Electronics Co., Ltd. Electronic apparatus and method for controlling the same
JP6461739B2 (ja) * 2015-07-28 2019-01-30 富士フイルム株式会社 画像処理装置及び内視鏡システム並びに画像処理装置の作動方法
DE102021120588A1 (de) 2021-08-09 2023-02-09 Schölly Fiberoptic GmbH Bildaufnahmevorrichtung, Bildaufnahmeverfahren, korrespondierendes Verfahren zur Einrichtung und Endoskop

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US3651252A (en) * 1970-01-22 1972-03-21 Polaroid Corp Image reproduction system which detects subject by sensing intensity ratios
US3953733A (en) * 1975-05-21 1976-04-27 Rca Corporation Method of operating imagers
JPS5354411A (en) * 1976-10-28 1978-05-17 Sony Corp Solid pickup device
DE2844158C3 (de) * 1978-10-10 1981-10-15 Burda Verwaltungs Kg Schutterwald, 7600 Offenburg Verfahren zur Reproduktion von Originalvorlagen welche bezüglich ihres Farbgehaltes nach einem Dreibereichsverfahren abgetastet werden
JPS5799876A (en) * 1980-12-15 1982-06-21 Sharp Corp Solid-state image pickup device
US4495516A (en) * 1982-09-29 1985-01-22 Eastman Kodak Company Film video player having flash illuminated area image sensor and single frame CCD image sensor for use therewith
JPS59158691A (ja) * 1983-03-01 1984-09-08 Canon Inc 撮像装置
US4622596A (en) * 1983-02-21 1986-11-11 Canon Kabushiki Kaisha Image pickup apparatus
US4544945A (en) * 1983-06-07 1985-10-01 Rca Corporation Logarithmic color matrix for a digital television receiver
EP0135300B1 (en) * 1983-07-21 1990-05-23 Victor Company Of Japan, Limited Color television camera with two or more solid-state imaging devices
US4584606A (en) * 1983-09-01 1986-04-22 Olympus Optical Co., Ltd. Image pickup means
JPS60105272A (ja) * 1983-11-14 1985-06-10 Olympus Optical Co Ltd 固体撮像装置
JPH0646811B2 (ja) * 1984-08-31 1994-06-15 オリンパス光学工業株式会社 カラ−撮像装置の照明装置
US4692797A (en) * 1984-12-07 1987-09-08 Fuji Photo Film Co., Ltd. Photographic printing system
US4736244A (en) * 1984-12-12 1988-04-05 Fuji Photo Film Co., Ltd. Color film inspection system and data output method therefor
FR2577669B1 (fr) * 1985-02-21 1992-05-15 Fuji Photo Film Co Ltd Procede et appareil de lecture d'image
US4725880A (en) * 1985-06-28 1988-02-16 Rca Corporation Color solid-state imaging apparatus wherein one imager receives an image of a first color and another imager receives an offset image of the first color and a second color
JP2538555B2 (ja) * 1985-07-16 1996-09-25 富士写真フイルム株式会社 画像ハ−ドコピ−作成装置
DE3641186A1 (de) * 1985-12-04 1987-07-02 Olympus Optical Co Bildsignalkorrekturschaltung
DE3629469C2 (de) * 1986-08-29 1994-10-06 Agfa Gevaert Ag Verfahren zur Einstellung der Farbsättigung bei der elektronischen Bildverarbeitung
DE3629403C2 (de) * 1986-08-29 1994-09-29 Agfa Gevaert Ag Verfahren zur Korrektur der Farbsättigung bei der elektronischen Bildverarbeitung
DE3629396C2 (de) * 1986-08-29 1993-12-23 Agfa Gevaert Ag Verfahren zur elektronischen Bildverarbeitung

Also Published As

Publication number Publication date
DE3734957A1 (de) 1988-05-11
US4926247A (en) 1990-05-15
DE3744910C2 (enExample) 1992-04-23

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8364 No opposition during term of opposition
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