JP4183807B2 - 透過性の画像媒体の表面のアーティファクトを検出する方法 - Google Patents

透過性の画像媒体の表面のアーティファクトを検出する方法 Download PDF

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Publication number
JP4183807B2
JP4183807B2 JP26585398A JP26585398A JP4183807B2 JP 4183807 B2 JP4183807 B2 JP 4183807B2 JP 26585398 A JP26585398 A JP 26585398A JP 26585398 A JP26585398 A JP 26585398A JP 4183807 B2 JP4183807 B2 JP 4183807B2
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Japan
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light
image
intensity
optical path
infrared
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Expired - Fee Related
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JP26585398A
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English (en)
Japanese (ja)
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JPH11185028A5 (enExample
JPH11185028A (ja
Inventor
ドナルド・ジェイ・スティブリー
ダニエル・エム・ブルーム
アミー・イー・バトルズ
デイビッド・ケー・キャンベル
オスカ・アール・ヘレラ・イー
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HP Inc
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Hewlett Packard Co
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Publication of JPH11185028A5 publication Critical patent/JPH11185028A5/ja
Application granted granted Critical
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/8806—Specially adapted optical and illumination features
    • 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
    • H04N1/024—Details of scanning heads ; Means for illuminating the original
    • H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
    • H04N1/02815—Means for illuminating the original, not specific to a particular type of pick-up head
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
    • G01N21/892—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles characterised by the flaw, defect or object feature examined
    • G01N21/896—Optical defects in or on transparent materials, e.g. distortion, surface flaws in conveyed flat sheet or rod
    • 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
    • H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
    • H04N1/00007—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for relating to particular apparatus or devices
    • H04N1/00023—Colour systems
    • 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
    • H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
    • H04N1/00026—Methods therefor
    • H04N1/00037—Detecting, i.e. determining the occurrence of a predetermined state

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  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Immunology (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Image Input (AREA)
  • Facsimile Scanning Arrangements (AREA)
JP26585398A 1997-10-14 1998-09-21 透過性の画像媒体の表面のアーティファクトを検出する方法 Expired - Fee Related JP4183807B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US949,507 1997-10-14
US08/949,507 US5969372A (en) 1997-10-14 1997-10-14 Film scanner with dust and scratch correction by use of dark-field illumination

Publications (3)

Publication Number Publication Date
JPH11185028A JPH11185028A (ja) 1999-07-09
JPH11185028A5 JPH11185028A5 (enExample) 2005-10-13
JP4183807B2 true JP4183807B2 (ja) 2008-11-19

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ID=25489185

Family Applications (1)

Application Number Title Priority Date Filing Date
JP26585398A Expired - Fee Related JP4183807B2 (ja) 1997-10-14 1998-09-21 透過性の画像媒体の表面のアーティファクトを検出する方法

Country Status (4)

Country Link
US (1) US5969372A (enExample)
JP (1) JP4183807B2 (enExample)
KR (1) KR19990037083A (enExample)
TW (1) TW376637B (enExample)

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Also Published As

Publication number Publication date
US5969372A (en) 1999-10-19
JPH11185028A (ja) 1999-07-09
KR19990037083A (ko) 1999-05-25
TW376637B (en) 1999-12-11

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