DE3585478D1 - Abtastlesevorrichtung mit kompensationsmittel gegen abtastgeschwindigkeitsschwankungen und verfahren zum justieren des korrektionskoeffizienten. - Google Patents

Abtastlesevorrichtung mit kompensationsmittel gegen abtastgeschwindigkeitsschwankungen und verfahren zum justieren des korrektionskoeffizienten.

Info

Publication number
DE3585478D1
DE3585478D1 DE8585111540T DE3585478T DE3585478D1 DE 3585478 D1 DE3585478 D1 DE 3585478D1 DE 8585111540 T DE8585111540 T DE 8585111540T DE 3585478 T DE3585478 T DE 3585478T DE 3585478 D1 DE3585478 D1 DE 3585478D1
Authority
DE
Germany
Prior art keywords
scan
adjusting
reading device
correction coefficient
speed variations
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 - Fee Related
Application number
DE8585111540T
Other languages
English (en)
Inventor
Ltd Fukai
Ltd Agano
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.)
Fujifilm Holdings Corp
Original Assignee
Fuji Photo Film 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 JP59191325A external-priority patent/JPS6169259A/ja
Priority claimed from JP59208830A external-priority patent/JPS6186721A/ja
Application filed by Fuji Photo Film Co Ltd filed Critical Fuji Photo Film Co Ltd
Application granted granted Critical
Publication of DE3585478D1 publication Critical patent/DE3585478D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04N1/401—Compensating positionally unequal response of the pick-up or reproducing head

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Radiography Using Non-Light Waves (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
DE8585111540T 1984-09-12 1985-09-12 Abtastlesevorrichtung mit kompensationsmittel gegen abtastgeschwindigkeitsschwankungen und verfahren zum justieren des korrektionskoeffizienten. Expired - Fee Related DE3585478D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP59191325A JPS6169259A (ja) 1984-09-12 1984-09-12 走査速度変動補正手段を備えた読取走査装置
JP59208830A JPS6186721A (ja) 1984-10-04 1984-10-04 走査速度変動補正方法における補正係数決定方法

Publications (1)

Publication Number Publication Date
DE3585478D1 true DE3585478D1 (de) 1992-04-09

Family

ID=26506630

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585111540T Expired - Fee Related DE3585478D1 (de) 1984-09-12 1985-09-12 Abtastlesevorrichtung mit kompensationsmittel gegen abtastgeschwindigkeitsschwankungen und verfahren zum justieren des korrektionskoeffizienten.

Country Status (3)

Country Link
US (1) US4754143A (de)
EP (1) EP0174659B1 (de)
DE (1) DE3585478D1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6486130A (en) * 1987-09-28 1989-03-30 Fuji Photo Film Co Ltd Image signal correcting method
US4872063A (en) * 1988-03-17 1989-10-03 Optum Corporation Method to increase scanning resolution using a synthetic aperture
US4920429A (en) * 1989-01-24 1990-04-24 International Business Machines Exposure compensation for a line scan camera
US5028784A (en) * 1989-04-11 1991-07-02 Fuji Photo Film Co., Ltd. Method for generating radiation image signals, image processing method, and radiation image read-out apparatus
EP0792060A1 (de) * 1989-04-11 1997-08-27 Fuji Photo Film Co., Ltd. Bildverarbeitungsverfahren
US5369504A (en) * 1992-04-09 1994-11-29 Xerox Corporation Method and apparatus for reducing image distortion in an asynchronous input scanner
US6721073B1 (en) * 1998-12-04 2004-04-13 Nec Corporation Image input device and method
DE19956467A1 (de) * 1999-11-24 2001-06-07 Wincor Nixdorf Gmbh & Co Kg Verfahren, Datenverarbeitungsanlage und Programm zum Korrigieren von Abtastfehlern sowie zugehöriges Texterkennungssystem

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US30911A (en) * 1860-12-18 Fastening fob hame-tugs
US3626092A (en) * 1969-07-15 1971-12-07 Ibm Video amplifier for optical scanners
FR2268414A1 (en) * 1974-04-17 1975-11-14 Optical Scanning Corp Signal correction for non-linear motion - compensating ccts. correct non-linear velocity of photodiode sensing head in file reading
US4032888A (en) * 1975-12-15 1977-06-28 The Singer Company Nonlinear scan drive reader with variable clock correction
US4258254A (en) * 1978-04-25 1981-03-24 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland Imaging devices and systems
US4346295A (en) * 1978-12-26 1982-08-24 Fuji Photo Film Co., Ltd. Radiation image read out device
JPS6028468B2 (ja) * 1980-10-30 1985-07-04 富士写真フイルム株式会社 放射線画像情報読取方法および装置
US4523093A (en) * 1981-09-03 1985-06-11 Excellon Industries Scanning beam reference and read system
JPH084297B2 (ja) * 1983-06-09 1996-01-17 富士写真フイルム株式会社 放射線画像情報読取り誤差補正方法
US4591727A (en) * 1983-11-14 1986-05-27 International Business Machines Corporation Solid state scanner for a variable speed transport

Also Published As

Publication number Publication date
EP0174659A3 (en) 1988-08-17
US4754143A (en) 1988-06-28
EP0174659A2 (de) 1986-03-19
EP0174659B1 (de) 1992-03-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee