CN116888952A - 图像读取装置 - Google Patents

图像读取装置 Download PDF

Info

Publication number
CN116888952A
CN116888952A CN202180094071.0A CN202180094071A CN116888952A CN 116888952 A CN116888952 A CN 116888952A CN 202180094071 A CN202180094071 A CN 202180094071A CN 116888952 A CN116888952 A CN 116888952A
Authority
CN
China
Prior art keywords
light
image reading
shielding member
light receiving
reading apparatus
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
CN202180094071.0A
Other languages
English (en)
Chinese (zh)
Inventor
河野裕之
中川直纪
大野岳
多久岛秀
时田直幸
太田章
菅野美树
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of CN116888952A publication Critical patent/CN116888952A/zh
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
    • H04N1/024—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
    • H04N1/03—Details of scanning heads ; Means for illuminating the original for picture information pick-up with photodetectors arranged in a substantially linear array
    • H04N1/031—Details of scanning heads ; Means for illuminating the original for picture information pick-up with photodetectors arranged in a substantially linear array the photodetectors having a one-to-one and optically positive correspondence with the scanned picture elements, e.g. linear contact sensors
    • H04N1/0311—Details of scanning heads ; Means for illuminating the original for picture information pick-up with photodetectors arranged in a substantially linear array the photodetectors having a one-to-one and optically positive correspondence with the scanned picture elements, e.g. linear contact sensors using an array of elements to project the scanned image elements onto the photodetectors
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F39/00—Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group H10F30/00, e.g. radiation detectors comprising photodiode arrays
    • H10F39/80—Constructional details of image sensors
    • H10F39/806—Optical elements or arrangements associated with the image sensors
    • H10F39/8063—Microlenses
    • 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
    • H04N1/0282—Using a single or a few point light sources, e.g. a laser diode
    • H04N1/02835—Using a single or a few point light sources, e.g. a laser diode in combination with a light guide, e.g. optical fibre, glass plate
    • 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
    • H04N1/02895—Additional elements in the illumination means or cooperating with the illumination means, e.g. filters
    • 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
    • H04N1/03—Details of scanning heads ; Means for illuminating the original for picture information pick-up with photodetectors arranged in a substantially linear array
    • H04N1/0306—Details of scanning heads ; Means for illuminating the original for picture information pick-up with photodetectors arranged in a substantially linear array using a plurality of optical elements arrayed in the main scan direction, e.g. an array of lenses

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Facsimile Heads (AREA)
  • Facsimile Scanning Arrangements (AREA)
CN202180094071.0A 2021-02-25 2021-02-25 图像读取装置 Pending CN116888952A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2021/007003 WO2022180722A1 (ja) 2021-02-25 2021-02-25 画像読取装置

Publications (1)

Publication Number Publication Date
CN116888952A true CN116888952A (zh) 2023-10-13

Family

ID=82847645

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180094071.0A Pending CN116888952A (zh) 2021-02-25 2021-02-25 图像读取装置

Country Status (5)

Country Link
US (1) US20240128294A1 (https=)
JP (1) JP7118329B1 (https=)
CN (1) CN116888952A (https=)
DE (1) DE112021007141T5 (https=)
WO (1) WO2022180722A1 (https=)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001290104A (ja) * 2000-04-06 2001-10-19 Rohm Co Ltd 画像の結像方法、レンズアレイアッセンブリ、レンズアレイおよび光学装置
DE102006004802B4 (de) 2006-01-23 2008-09-25 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Bilderfassungssystem und Verfahren zur Herstellung mindestens eines Bilderfassungssystems
JP2010091864A (ja) * 2008-10-09 2010-04-22 Hitachi Maxell Ltd 光学部品、撮像装置、生体情報取得装置、及び光学部品の製造方法
JP5806103B2 (ja) * 2011-12-20 2015-11-10 三菱電機株式会社 画像読取装置
JP6124809B2 (ja) * 2014-01-15 2017-05-10 三菱電機株式会社 画像読取装置

Also Published As

Publication number Publication date
JP7118329B1 (ja) 2022-08-15
US20240128294A1 (en) 2024-04-18
JPWO2022180722A1 (https=) 2022-09-01
DE112021007141T5 (de) 2023-12-14
WO2022180722A1 (ja) 2022-09-01

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