GB2150392B - Normalizing the output of image scanning apparatus - Google Patents

Normalizing the output of image scanning apparatus

Info

Publication number
GB2150392B
GB2150392B GB08426868A GB8426868A GB2150392B GB 2150392 B GB2150392 B GB 2150392B GB 08426868 A GB08426868 A GB 08426868A GB 8426868 A GB8426868 A GB 8426868A GB 2150392 B GB2150392 B GB 2150392B
Authority
GB
United Kingdom
Prior art keywords
normalizing
output
scanning apparatus
image scanning
image
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
GB08426868A
Other languages
English (en)
Other versions
GB8426868D0 (en
GB2150392A (en
Inventor
Ryuzo Motoori
Makoto Kimura
Masaki Isogai
Akimasa Sato
Atsushi Kawahara
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.)
Nikon Corp
KYODO NEWS SERVICE
Original Assignee
KYODO NEWS SERVICE
Nippon Kogaku 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 KYODO NEWS SERVICE, Nippon Kogaku KK filed Critical KYODO NEWS SERVICE
Publication of GB8426868D0 publication Critical patent/GB8426868D0/en
Publication of GB2150392A publication Critical patent/GB2150392A/en
Application granted granted Critical
Publication of GB2150392B publication Critical patent/GB2150392B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40—Picture signal circuits
    • H04N1/40056—Circuits for driving or energising particular reading heads or original illumination means
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40—Picture signal circuits
    • H04N1/407—Control or modification of tonal gradation or of extreme levels, e.g. background level
    • H04N1/4072—Control or modification of tonal gradation or of extreme levels, e.g. background level dependent on the contents of the original

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Facsimile Image Signal Circuits (AREA)
GB08426868A 1983-10-24 1984-10-24 Normalizing the output of image scanning apparatus Expired GB2150392B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58198745A JPH0773335B2 (ja) 1983-10-24 1983-10-24 光電変換装置

Publications (3)

Publication Number Publication Date
GB8426868D0 GB8426868D0 (en) 1984-11-28
GB2150392A GB2150392A (en) 1985-06-26
GB2150392B true GB2150392B (en) 1988-02-10

Family

ID=16396260

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08426868A Expired GB2150392B (en) 1983-10-24 1984-10-24 Normalizing the output of image scanning apparatus

Country Status (4)

Country Link
US (1) US4651226A (enExample)
JP (1) JPH0773335B2 (enExample)
DE (1) DE3438938A1 (enExample)
GB (1) GB2150392B (enExample)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4825065A (en) * 1985-10-31 1989-04-25 Canon Kabushiki Kaisha Apparatus for reading image recorded on film
JPS62132488A (ja) * 1985-12-04 1987-06-15 Aisin Seiki Co Ltd 車輌用表示装置
US4751377A (en) * 1985-12-27 1988-06-14 Fuji Photo Film Co., Ltd. Light beam scanning recording apparatus and method of correcting intensity of image to be recorded thereby
FR2592542B1 (fr) * 1985-12-27 1994-03-25 Dreyfus Bertrand Appareil portatif de photocopie de fragments de documents.
US4949391A (en) * 1986-09-26 1990-08-14 Everex Ti Corporation Adaptive image acquisition system
JP2556486B2 (ja) * 1986-11-14 1996-11-20 キヤノン株式会社 フィルム読取装置
DE3760646D1 (en) * 1987-03-13 1989-11-02 Hell Rudolf Dr Ing Gmbh Method and apparatus for white-level adjustment
US4882629A (en) * 1987-05-08 1989-11-21 Everex Ti Corporation Adaptive exposure control system
US4912558A (en) * 1988-12-27 1990-03-27 Eastman Kodak Company Optical image to video transfer system having enhanced resolution and contrast for dark areas of the image
US4920429A (en) * 1989-01-24 1990-04-24 International Business Machines Exposure compensation for a line scan camera
US4963962A (en) * 1989-01-25 1990-10-16 Visual Methods, Inc. Optical surveillance assembly and camera
JPH02261254A (ja) * 1989-03-31 1990-10-24 Fuji Photo Film Co Ltd 電子コピー装置
US5038216A (en) * 1989-04-20 1991-08-06 Eastman Kodak Company Automatic brightness algorithm in a slide to video transfer unit
DE69033646T2 (de) * 1989-07-18 2001-02-22 Fuji Photo Film Co., Ltd. Verfahren und Einrichtung zur Steuerung der Belichtungsänderungen einer Videokamera
DE4004942A1 (de) * 1990-02-16 1991-08-22 Agfa Gevaert Ag Elektronischer bildscanner mit einem zeilenfoermigen bildsensor
US5191406A (en) * 1990-04-20 1993-03-02 Nikon Corporation Method and apparatus for rapid scanning of color images
DE69131760T2 (de) * 1990-05-02 2000-04-27 Canon K.K., Tokio/Tokyo Bildabtastungsvorrichtung
AT399059B (de) * 1992-12-03 1995-03-27 Tabarelli Werner Bildwandlungseinrichtung
JP3409045B2 (ja) * 1993-12-24 2003-05-19 富士写真フイルム株式会社 フイルム画像入力方法及び装置
GB9411231D0 (en) * 1994-06-04 1994-07-27 Kellam Keith Laser doppler microscopy methods and instruments
CA2153210A1 (en) * 1995-06-30 1996-12-31 C. Rex Welsh Apparatus and method for computerized acquisition of x-ray images
JPH1013623A (ja) * 1996-06-21 1998-01-16 Nikon Corp 画像入力方法
JP2002044454A (ja) * 2000-07-28 2002-02-08 Ricoh Co Ltd 画像読取方法および画像読取装置および画像読取装置の制御方法および画像処理装置
JP2006040976A (ja) * 2004-07-22 2006-02-09 Hamamatsu Photonics Kk 光検出器
US7876980B2 (en) * 2004-11-11 2011-01-25 Panasonic Corporation Imaging apparatus and imaging method for outputting a specified number of pixels in a specified area
AU2013295568B2 (en) 2012-07-26 2017-09-07 DePuy Synthes Products, Inc. YCbCr pulsed illumination scheme in a light deficient environment
US10568496B2 (en) * 2012-07-26 2020-02-25 DePuy Synthes Products, Inc. Continuous video in a light deficient environment
JP6404318B2 (ja) 2013-03-15 2018-10-10 デピュイ・シンセス・プロダクツ・インコーポレイテッド レーザーパルスの積算光エネルギー制御
CA2906798A1 (en) 2013-03-15 2014-09-18 Olive Medical Corporation Super resolution and color motion artifact correction in a pulsed color imaging system
CA2906821A1 (en) 2013-03-15 2014-09-18 Olive Medical Corporation Scope sensing in a light controlled environment
CN114191114A (zh) 2014-03-21 2022-03-18 德普伊新特斯产品公司 用于成像传感器的卡缘连接器

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3624291A (en) * 1968-12-28 1971-11-30 Olympus Optical Co Optically interlaced scanning and reproducing apparatus using multiple drums to permit scanning of motion picture film or stationary film
US3804976A (en) * 1972-05-15 1974-04-16 Kaiser Aerospace & Electronics Multiplexed infrared imaging system
JPS539888B2 (enExample) * 1973-11-01 1978-04-10
JPS5323506A (en) * 1976-08-18 1978-03-04 Ricoh Co Ltd Reading system
DE2654943C2 (de) * 1976-12-03 1985-10-24 Agfa-Gevaert Ag, 5090 Leverkusen Verfahren und Vorrichtung zur Vorprüfung von zu einem Vorlagenband zusammengefaßten Kopiervorlagen
DE2717685C3 (de) * 1977-04-21 1981-04-02 Audi Nsu Auto Union Ag, 7107 Neckarsulm Brennkraftmaschine für Kraftfahrzeuge
US4158859A (en) * 1977-07-25 1979-06-19 Hazeltine Corporation Automatic control of iris and clamping voltage in video signal generator
JPS5560826A (en) * 1978-11-01 1980-05-08 Olympus Optical Co Ltd Photometry
US4255764A (en) * 1979-08-20 1981-03-10 Eastman Kodak Company Film scanner employing optical splice technique for frame-rate conversion
JPS5660165A (en) * 1979-10-20 1981-05-23 Canon Inc Picture reader
US4329717A (en) * 1980-02-11 1982-05-11 Exxon Research & Engineering Co. Facsimile method and apparatus for setting white level
JPS57208768A (en) * 1981-06-19 1982-12-21 Hitachi Ltd Digitizing system for video signal
JPS5839168A (ja) * 1981-09-02 1983-03-07 Ricoh Co Ltd ガンマ補正装置
JPS58156260A (ja) * 1982-03-12 1983-09-17 Canon Inc 画像読取り装置
JPS58178665A (ja) * 1982-04-12 1983-10-19 Canon Inc 画像処理装置
JPH0757006B2 (ja) * 1983-08-09 1995-06-14 富士写真フイルム株式会社 階調変換テーブルの自動設定方式
JP2501782B2 (ja) * 1983-09-16 1996-05-29 株式会社ニコン 画像走査装置

Also Published As

Publication number Publication date
JPS6090466A (ja) 1985-05-21
GB8426868D0 (en) 1984-11-28
DE3438938A1 (de) 1985-05-02
GB2150392A (en) 1985-06-26
US4651226A (en) 1987-03-17
JPH0773335B2 (ja) 1995-08-02
DE3438938C2 (enExample) 1993-07-08

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Effective date: 20041023