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KR910017825A - 화상판독장치 - Google Patents

화상판독장치 Download PDF

Info

Publication number
KR910017825A
KR910017825A KR1019910004508A KR910004508A KR910017825A KR 910017825 A KR910017825 A KR 910017825A KR 1019910004508 A KR1019910004508 A KR 1019910004508A KR 910004508 A KR910004508 A KR 910004508A KR 910017825 A KR910017825 A KR 910017825A
Authority
KR
South Korea
Prior art keywords
terminal
pair
switching elements
scanning
sample hold
Prior art date
Application number
KR1019910004508A
Other languages
English (en)
Other versions
KR100212679B1 (ko
Inventor
히로시 무까이나까노
유끼또 가와하라
사토시 마찌다
Original Assignee
하라 레이노스께
세이꼬 덴시고교 가부시끼가이샤
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 하라 레이노스께, 세이꼬 덴시고교 가부시끼가이샤 filed Critical 하라 레이노스께
Publication of KR910017825A publication Critical patent/KR910017825A/ko
Application granted granted Critical
Publication of KR100212679B1 publication Critical patent/KR100212679B1/ko

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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/70—SSIS architectures; Circuits associated therewith
    • H04N25/701—Line sensors

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Heads (AREA)
  • Facsimile Scanning Arrangements (AREA)

Abstract

내용 없음

Description

화상판독장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명을 도시한 블록도, 제2도는 제1도에 도시한 화상판독장치의 타이밍차아트.

Claims (1)

  1. 선형적으로 집적배열된 복수의 광전변환소자와, 상기 광전변환소자의 일측단자에 접속되며 한쌍의 별개 공통라인의 타측단자에 교호로 접속된 복수의 제1스위칭소자와, 주사개시 신호에 응답하여 상기 제1스위칭 소자를 순차적으로 주사하며 주사완료 후 주사종료 신호를 출력하는 주사회로와, 각각의 공통라인과 접지선 사이에 접속된 한쌍의, 제2스위칭 소자와, 각각의 공통라인과 출력단자에 접속된 한쌍의 샘플홀드 회로와, 상기 샘플홀드회로의 출력단자와 또 다른 단자에 각각 접속된 하나의 단자를 가진 한쌍의 제3스위칭 소자와, 상기 제3스위칭 소자의 다른 단자와 상기 샘플홀드회로로 부터 송출되는 화상신호를 외부에 출력하는 출력단자에 공통적으로 접속된 입력단자를 가진 버퍼 증폭기와, 상기 제2, 제3 스위칭소자 및 한쌍의 샘플홀드 회로를 제어하는 주사개시 및 주사종료신호에 따라 작동하는 제어회로로 이루어진 것을 특징으로 하는 화상 판독장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019910004508A 1990-03-26 1991-03-21 화상판독장치 KR100212679B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2077776A JPH03274957A (ja) 1990-03-26 1990-03-26 画像読取り装置
JP2-77776 1990-03-26

Publications (2)

Publication Number Publication Date
KR910017825A true KR910017825A (ko) 1991-11-05
KR100212679B1 KR100212679B1 (ko) 1999-08-02

Family

ID=13643361

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910004508A KR100212679B1 (ko) 1990-03-26 1991-03-21 화상판독장치

Country Status (4)

Country Link
US (1) US5198654A (ko)
EP (1) EP0449498A3 (ko)
JP (1) JPH03274957A (ko)
KR (1) KR100212679B1 (ko)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2546514B2 (ja) * 1993-09-16 1996-10-23 日本電気株式会社 信号読み出し回路とその駆動方式
US5452001A (en) * 1993-10-22 1995-09-19 Xerox Corporation Serial pixel readout scheme for butted sensor chips in multi-chip input scanner
USRE42918E1 (en) 1994-01-28 2011-11-15 California Institute Of Technology Single substrate camera device with CMOS image sensor
US5471515A (en) * 1994-01-28 1995-11-28 California Institute Of Technology Active pixel sensor with intra-pixel charge transfer
US6456326B2 (en) 1994-01-28 2002-09-24 California Institute Of Technology Single chip camera device having double sampling operation
TW443064B (en) * 1998-02-19 2001-06-23 Canon Kk Image sensor

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60124170A (ja) * 1983-12-09 1985-07-03 Canon Inc 画像読取り装置
GB2186146B (en) * 1984-04-16 1988-06-22 Secr Defence Thermal detector
US4858022A (en) * 1986-09-05 1989-08-15 Kabushiki Kaisha Toshiba Contact-type linear image sensor
US4835404A (en) * 1986-09-19 1989-05-30 Canon Kabushiki Kaisha Photoelectric converting apparatus with a switching circuit and a resetting circuit for reading and resetting a plurality of lines sensors
JPH07118760B2 (ja) * 1989-04-17 1995-12-18 セイコー電子工業株式会社 イメージセンサ

Also Published As

Publication number Publication date
US5198654A (en) 1993-03-30
JPH03274957A (ja) 1991-12-05
EP0449498A2 (en) 1991-10-02
KR100212679B1 (ko) 1999-08-02
EP0449498A3 (en) 1992-07-15

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