KR930020941A - 이미지 센서 - Google Patents

이미지 센서 Download PDF

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Publication number
KR930020941A
KR930020941A KR1019920018296A KR920018296A KR930020941A KR 930020941 A KR930020941 A KR 930020941A KR 1019920018296 A KR1019920018296 A KR 1019920018296A KR 920018296 A KR920018296 A KR 920018296A KR 930020941 A KR930020941 A KR 930020941A
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KR
South Korea
Prior art keywords
light
main body
body frame
shielding film
image sensor
Prior art date
Application number
KR1019920018296A
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English (en)
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KR0145335B1 (ko
Inventor
오사무 키하라
겐스케 사와세
Original Assignee
사토 겐이치로
롬 가부시키가이샤
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Application filed by 사토 겐이치로, 롬 가부시키가이샤 filed Critical 사토 겐이치로
Publication of KR930020941A publication Critical patent/KR930020941A/ko
Application granted granted Critical
Publication of KR0145335B1 publication Critical patent/KR0145335B1/ko

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
    • H01L27/14—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation
    • 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
    • H04N1/0312—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 using an array of optical fibres or rod-lenses
    • 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
    • H04N1/0315—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 photodetectors and illumination means mounted on separate supports or substrates or mounted in different planes
    • 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
    • H04N1/0318—Integral pick-up heads, i.e. self-contained heads whose basic elements are a light-source, a lens array and a photodetector array which are supported by a single-piece frame
    • 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
    • H04N2201/024—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted
    • H04N2201/028—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up
    • H04N2201/03—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted
    • H04N2201/031—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted deleted
    • H04N2201/03104—Integral pick-up heads, i.e. self-contained heads whose basic elements are a light source, a lens and a photodetector supported by a single-piece frame
    • H04N2201/03108—Components of integral heads
    • H04N2201/03112—Light source
    • 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
    • H04N2201/024—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted
    • H04N2201/028—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up
    • H04N2201/03—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted
    • H04N2201/031—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted deleted
    • H04N2201/03104—Integral pick-up heads, i.e. self-contained heads whose basic elements are a light source, a lens and a photodetector supported by a single-piece frame
    • H04N2201/03108—Components of integral heads
    • H04N2201/03129—Transparent cover or transparent document support mounted on the head
    • 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
    • H04N2201/024—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted
    • H04N2201/028—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up
    • H04N2201/03—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted
    • H04N2201/031—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted deleted
    • H04N2201/03104—Integral pick-up heads, i.e. self-contained heads whose basic elements are a light source, a lens and a photodetector supported by a single-piece frame
    • H04N2201/03108—Components of integral heads
    • H04N2201/03141—Photodetector lens
    • 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
    • H04N2201/024—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted
    • H04N2201/028—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up
    • H04N2201/03—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted
    • H04N2201/031—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted deleted
    • H04N2201/03104—Integral pick-up heads, i.e. self-contained heads whose basic elements are a light source, a lens and a photodetector supported by a single-piece frame
    • H04N2201/03108—Components of integral heads
    • H04N2201/03145—Photodetector
    • 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
    • H04N2201/024—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted
    • H04N2201/028—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up
    • H04N2201/03—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted
    • H04N2201/031—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted deleted
    • H04N2201/03104—Integral pick-up heads, i.e. self-contained heads whose basic elements are a light source, a lens and a photodetector supported by a single-piece frame
    • H04N2201/0315—Details of integral heads not otherwise provided for
    • H04N2201/03166—Additional light shielding member

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Electromagnetism (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Facsimile Heads (AREA)
  • Solid State Image Pick-Up Elements (AREA)
  • Facsimile Scanning Arrangements (AREA)

Abstract

본 발명은 이미지 센서의 수광부로 이용되는 센서 IC의 제조상 이유에 의해 발생하는 감도이 불균일과 해상도 불량을 해소하는 것을 목적으로 하는 이미지 센서에 관한 것으로, 원고에서의 반사광을 수광하는 구광부를 구성하는 센서 IC의 양단에 위치하는 수광소자를 제외하고 다른 수광소자에 있어서 그 수광 영역 안측에 설치되어 있는 전극과 그 주변 부분에 구광 감도를 조정하기 위한 차광막을 각각 설치한 것을 특징으로 한다.

Description

이미지 센서
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제4도는 본 발명에 기초한 이미지 센서에 탑재된 수광부를 구성하는 센서IC의 평면도.
제5도는 본 발명에 기초한 이미지 센서를 탑재한 팩시밀리 장치의 요부 단면도이다.

Claims (9)

  1. (a) 상부에 개구를 갖는 본체 프레임, (b) 상기 본체 프레임 상부에 탑재되어 촬상 대상물을 실은 투명 커버, (c) 상기 본체 프레임 내에 수납되어 촬상 대상물에 투명 커버를 통해 빛을 조사하기 위한 발광부, 및 (d) 상기 본체 프레임내에 수납되어 집광 렌즈로 부터의 빛을 수광하여 전기 신호로 변환하며, 여러개의 수광소자로 구성된 센서 IC의 양단에 위치한 수광소자를 제외한 각 수광소자의 수광 영역의 거의 중앙부에 차광막을 형성하고, 각 수광소자의 수광량을 조절하는 수광부를 포함하는 것을 특징으로 하는 촬상 대상물에 빛을 조사하여 그 반사광을 수광하여 촬상 대상물의 이미지를 전기 신호로 얻을수 있는 이미지 센서.
  2. 제1항에 있어서, 상기 차광막이 상기 수광 영역 안측에 설치된 전극과 그 주변부부인 것을 특징으로 하는 이미지 센서.
  3. 제1항에 있어서, 상기 차광막이 알루미늄 증착에 의해 형성되는 것을 특징으로 하는 이미지 센서.
  4. 제2항에 있어서, 상기 차광막이 알루미늄 증착에 의해 형성되는 것을 특징으로 하는 이미지 센서.
  5. (a) 상부에 개구를 갖는 본체 프레임 (b) 상기 본체 프레임 상부에 탑재되어 촬상 대상물을 실은 투명커버, (c) 상기 본체 프레임내에 수납되어 촬상 대상물을 투명 커버를 통해 빛을 조사하기 위한 발광부, (d) 상기 본체 프레임내에 수납되어 촬상 대상물에서의 반사광을 투명커버를 통해 입수하여 집광하는 집광렌즈, (e) 상기 본체 프레임내에 수납되어 집광렌즈에서의 빛을 수광하여 전기신호로 변환하여 복수의 수광소자로 구성된 센서IC를 복수 배열한 어레이이며 상기 센서 IC의 양단에 위치하는 수광소자를 제외한 각 수광소자의 수광 영역의 거의 중앙부에 차광막을 형성하여 각 수광 소자의 수광량을 조절하는 수광부를 포함하는 것을 특징으로 하는 촬상 대상물에 빛을 조사하여 그 반사광을 수광하여 촬상 대상물의 이미지를 전기 신호로 얻을수 있는 이미지 센서를 포함하는 전자기기.
  6. 제5항에 있어서, 상기 차광막이 상기 수광 영역 안측에 설치된 전극과 그 주변부분인 것을 특징으로 하는 전자기기.
  7. 제5항에 있어서, 상기 차광막이 알루미늄 증착에 의해 형성되는 것을 특징으로 하는 전자기기.
  8. 제6항에 있어서, 상기 차광막이 알루미늄 증착에 의해 형성되는 것을 특징으로 하는 전자기기.
  9. 제5항에 있어서, 전자기기가 팩시밀리 장치인 것을 특징으로 하는 전자기기.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019920018296A 1991-10-07 1992-10-06 이미지 센서 KR0145335B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP91-258,838 1991-10-07
JP91-258838 1991-10-07
JP3258838A JP3065396B2 (ja) 1991-10-07 1991-10-07 イメージセンサ

Publications (2)

Publication Number Publication Date
KR930020941A true KR930020941A (ko) 1993-10-20
KR0145335B1 KR0145335B1 (ko) 1998-07-01

Family

ID=17325731

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019920018296A KR0145335B1 (ko) 1991-10-07 1992-10-06 이미지 센서

Country Status (3)

Country Link
US (1) US5294787A (ko)
JP (1) JP3065396B2 (ko)
KR (1) KR0145335B1 (ko)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5539536A (en) * 1992-03-19 1996-07-23 Sony Corporation Linear imaging sensor having improved charged transfer circuitry
EP2290952A3 (en) * 2000-07-27 2011-08-17 Canon Kabushiki Kaisha Image sensing apparatus

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4495422A (en) * 1981-11-27 1985-01-22 Xerox Corporation Illumination control for raster input scanners
US5162644A (en) * 1988-03-14 1992-11-10 Hitachi, Ltd. Contact type image sensor having photoelectric conversion elements to reduce signal variation caused by luminous intensity variation of light source

Also Published As

Publication number Publication date
US5294787A (en) 1994-03-15
KR0145335B1 (ko) 1998-07-01
JPH05103153A (ja) 1993-04-23
JP3065396B2 (ja) 2000-07-17

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