JP2002176531A - 画像読取装置 - Google Patents

画像読取装置

Info

Publication number
JP2002176531A
JP2002176531A JP2000372048A JP2000372048A JP2002176531A JP 2002176531 A JP2002176531 A JP 2002176531A JP 2000372048 A JP2000372048 A JP 2000372048A JP 2000372048 A JP2000372048 A JP 2000372048A JP 2002176531 A JP2002176531 A JP 2002176531A
Authority
JP
Japan
Prior art keywords
reading
document
original
image
glass
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.)
Pending
Application number
JP2000372048A
Other languages
English (en)
Japanese (ja)
Other versions
JP2002176531A5 (enExample
Inventor
Nobutada Fukuzawa
延正 福澤
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP2000372048A priority Critical patent/JP2002176531A/ja
Priority to US10/010,047 priority patent/US6995878B2/en
Publication of JP2002176531A publication Critical patent/JP2002176531A/ja
Publication of JP2002176531A5 publication Critical patent/JP2002176531A5/ja
Pending 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
    • H04N1/00127—Connection or combination of a still picture apparatus with another apparatus, e.g. for storage, processing or transmission of still picture signals or of information associated with a still picture
    • H04N1/00249—Connection or combination of a still picture apparatus with another apparatus, e.g. for storage, processing or transmission of still picture signals or of information associated with a still picture with a photographic apparatus, e.g. a photographic printer or a projector
    • H04N1/00259—Connection or combination of a still picture apparatus with another apparatus, e.g. for storage, processing or transmission of still picture signals or of information associated with a still picture with a photographic apparatus, e.g. a photographic printer or a projector with an apparatus for processing exposed photographic materials
    • H04N1/00262—Reading a film during its processing, e.g. generating image signals from a film while the photographic image on the film is in the process of being developed
    • 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
    • H04N1/00127—Connection or combination of a still picture apparatus with another apparatus, e.g. for storage, processing or transmission of still picture signals or of information associated with a still picture
    • H04N1/00249—Connection or combination of a still picture apparatus with another apparatus, e.g. for storage, processing or transmission of still picture signals or of information associated with a still picture with a photographic apparatus, e.g. a photographic printer or a projector
    • 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
    • H04N1/02409—Focusing, i.e. adjusting the focus of the scanning head
    • 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
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • 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
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/0464—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa capable of performing non-simultaneous scanning at more than one scanning station
    • 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
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/10—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using flat picture-bearing surfaces
    • H04N1/1013—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using flat picture-bearing surfaces with sub-scanning by translatory movement of at least a part of the main-scanning components
    • 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
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/12—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using the sheet-feed movement or the medium-advance or the drum-rotation movement as the slow scanning component, e.g. arrangements for the main-scanning
    • H04N1/121—Feeding arrangements
    • 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
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/19—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using multi-element arrays
    • H04N1/191—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using multi-element arrays the array comprising a one-dimensional array, or a combination of one-dimensional arrays, or a substantially one-dimensional array, e.g. an array of staggered elements
    • H04N1/192—Simultaneously or substantially simultaneously scanning picture elements on one main scanning line
    • H04N1/193—Simultaneously or substantially simultaneously scanning picture elements on one main scanning line using electrically scanned linear arrays, e.g. linear CCD arrays
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/04—Scanning arrangements
    • H04N2201/0402—Arrangements not specific to a particular one of the scanning methods covered by groups H04N1/04 - H04N1/207
    • H04N2201/0458—Additional arrangements for improving or optimising scanning resolution or quality

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Holders For Sensitive Materials And Originals (AREA)
  • Optical Systems Of Projection Type Copiers (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
JP2000372048A 2000-12-06 2000-12-06 画像読取装置 Pending JP2002176531A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2000372048A JP2002176531A (ja) 2000-12-06 2000-12-06 画像読取装置
US10/010,047 US6995878B2 (en) 2000-12-06 2001-12-04 Image reading apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000372048A JP2002176531A (ja) 2000-12-06 2000-12-06 画像読取装置

Publications (2)

Publication Number Publication Date
JP2002176531A true JP2002176531A (ja) 2002-06-21
JP2002176531A5 JP2002176531A5 (enExample) 2010-02-12

Family

ID=18841654

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000372048A Pending JP2002176531A (ja) 2000-12-06 2000-12-06 画像読取装置

Country Status (2)

Country Link
US (1) US6995878B2 (enExample)
JP (1) JP2002176531A (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7119926B2 (en) * 2000-12-12 2006-10-10 Canon Kabushiki Kaisha Dust and dirt detection in image reading apparatus having original flow scanning function
JP2004282438A (ja) * 2003-03-17 2004-10-07 Matsushita Electric Ind Co Ltd 画像読取装置
JP2007258830A (ja) * 2006-03-20 2007-10-04 Ricoh Co Ltd 画像読取装置、及び画像形成装置
US8199371B2 (en) * 2008-02-25 2012-06-12 Ricoh Company, Ltd. Image reader and image formation apparatus

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1023227A (ja) * 1996-07-03 1998-01-23 Ricoh Co Ltd 画像読取装置
JP2000092268A (ja) * 1998-09-16 2000-03-31 Fuji Xerox Co Ltd 画像読取装置および画像形成装置
JP2000295430A (ja) * 1999-04-01 2000-10-20 Konica Corp 画像読取装置
JP2001111786A (ja) * 1999-10-08 2001-04-20 Minolta Co Ltd 画像読み取り装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3163882B2 (ja) * 1994-01-19 2001-05-08 ミノルタ株式会社 走査装置
US5610731A (en) * 1994-04-18 1997-03-11 Ricoh Company, Ltd. Image scanner having contact-type image sensor movable under automatic document feeder
JPH08242371A (ja) * 1995-03-06 1996-09-17 Minolta Co Ltd カラー画像処理装置
US6646768B1 (en) * 2000-07-20 2003-11-11 Hewlett-Packard Development Company, L.P. Single automatic document feeder sensor for media leading edge and top cover being opened detection
KR100436759B1 (ko) * 2001-10-16 2004-06-23 삼성전자주식회사 수신된 멀티미디어 데이터를 저장하는 버퍼의 용량을가변할 수 있는 멀티미디어 데이터 복원장치

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1023227A (ja) * 1996-07-03 1998-01-23 Ricoh Co Ltd 画像読取装置
JP2000092268A (ja) * 1998-09-16 2000-03-31 Fuji Xerox Co Ltd 画像読取装置および画像形成装置
JP2000295430A (ja) * 1999-04-01 2000-10-20 Konica Corp 画像読取装置
JP2001111786A (ja) * 1999-10-08 2001-04-20 Minolta Co Ltd 画像読み取り装置

Also Published As

Publication number Publication date
US6995878B2 (en) 2006-02-07
US20020067516A1 (en) 2002-06-06

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