KR900013764A - 팩시밀리 시스템의 원고주사 시작위치 검출에 의한 급지구동 제어방법 - Google Patents

팩시밀리 시스템의 원고주사 시작위치 검출에 의한 급지구동 제어방법 Download PDF

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Publication number
KR900013764A
KR900013764A KR1019890002476A KR890002476A KR900013764A KR 900013764 A KR900013764 A KR 900013764A KR 1019890002476 A KR1019890002476 A KR 1019890002476A KR 890002476 A KR890002476 A KR 890002476A KR 900013764 A KR900013764 A KR 900013764A
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KR
South Korea
Prior art keywords
document
scanning
front frame
sub
control method
Prior art date
Application number
KR1019890002476A
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English (en)
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KR920001185B1 (ko
Inventor
주두식
Original Assignee
강진구
삼성전자 주식회사
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.)
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Publication date
Application filed by 강진구, 삼성전자 주식회사 filed Critical 강진구
Priority to KR1019890002476A priority Critical patent/KR920001185B1/ko
Priority to US07/454,999 priority patent/US5216526A/en
Publication of KR900013764A publication Critical patent/KR900013764A/ko
Application granted granted Critical
Publication of KR920001185B1 publication Critical patent/KR920001185B1/ko

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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
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/06—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 cylindrical picture-bearing surfaces, i.e. scanning a main-scanning line substantially perpendicular to the axis and lying in a curved cylindrical surface
    • H04N1/08—Mechanisms for mounting or holding the sheet around the drum
    • 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
    • H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
    • H04N1/00684—Object of the detection
    • H04N1/00687—Presence or absence
    • 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
    • H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
    • 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
    • H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
    • H04N1/00684—Object of the detection
    • H04N1/00687—Presence or absence
    • H04N1/00694—Presence or absence in an input tray
    • 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
    • H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
    • H04N1/00763—Action taken as a result of detection
    • H04N1/00774—Adjusting or controlling
    • H04N1/00782—Initiating operations
    • 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
    • H04N1/047—Detection, control or error compensation of scanning velocity or position
    • H04N1/0473—Detection, control or error compensation of scanning velocity or position in subscanning direction, e.g. picture start or line-to-line synchronisation
    • 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
    • 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
    • H04N2201/047—Detection, control or error compensation of scanning velocity or position
    • H04N2201/04701—Detection of scanning velocity or position
    • H04N2201/0471—Detection of scanning velocity or position using dedicated detectors
    • 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
    • H04N2201/047—Detection, control or error compensation of scanning velocity or position
    • H04N2201/04701—Detection of scanning velocity or position
    • H04N2201/04732—Detecting at infrequent intervals, e.g. once or twice per line for main-scan control
    • 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
    • H04N2201/047—Detection, control or error compensation of scanning velocity or position
    • H04N2201/04701—Detection of scanning velocity or position
    • H04N2201/04737—Detection of scanning velocity or position by detecting the scanned medium directly, e.g. a leading edge
    • 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
    • H04N2201/047—Detection, control or error compensation of scanning velocity or position
    • H04N2201/04753—Control or error compensation of scanning position or velocity
    • H04N2201/04756—Control or error compensation of scanning position or velocity by controlling the position or movement of the sheet, the sheet support or the photoconductive surface

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Facsimiles In General (AREA)

Abstract

내용 없음

Description

팩시밀리 시스템의 원고주사 시작위치 검출에 의한 급지구동 제어방법.
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명을 수행하기 위한 팩시밀리 시스템의 블록도.
제2도는 종래의 급지구동 제어방법.

Claims (2)

  1. 원고급지 감지수단과 원고의 화상을 조사할 수 있는 광조사 수단과 소정 제어에 의해 급지원고를 이송시킬 수 있는 원고 부 주사수단과 화신호 처리수단과 상기 원고급지 감지수단에 의해 상기 각 수단의 동작을 제어하는 메인제어부와 프론트 프레임을 가지는 팩시밀리 시스템의 급지구동 제어방법에 있어서, 대기 상태에서 상기 원고 급지 감지수단에 의해 원고급지를 감지시 상기 광 조사 수단을 제어하여 상기 프론트 프레임의 스캔포지션에 리어를 조사하고 상기 프론트 프레임의 스캔포지션 영역의 기준 광량을 화신호 처리수단을 통해 읽어 저장하는 제1단계와 상기 부주사수단을 제어하여 급지된 원고를 주부사 방향으로 이동시키며 원고의 상단이 프론트프레임의 스캐닝 포지션 영역에 도달하였는가를 검색하는 제2단계와, 상기 제2단계에서 원고의 상기 프론트 프레임의 스캐닝 영역에 도달하였다고 판단 시에 상기 부 주사 수단을 제어하여 원고의 이동을 중지하며, 미 도달 시에 상기 제2단계부터 반복 수행하는 제3단계로 이루어짐을 특징으로 하는 급지구동 제어방법.
  2. 제1항에 있어서, 상기 제2단계가 부주사 수단을 제어하여 급지된 원고를 프론트 프레임 방향으로 부주사 이동하는 제1단계와, 프론트 프레임의 스캐닝 포지션 영역을 읽어 원고상단의 그림자가 검출될 때까지 상기 제1단계를 수행하며, 원고 상단 검출 시 기준 광량과 현재 그림자에 의한 광량의 데이터가 같은가를 검색하는 제2단계와,상기 제2단계의 검색결과 다를 시에 부주사 수단을 제어하여 원고의 이동을 중지하고, 같을 시에 상기 제2단계를 반복 수행하는 제3단계로 이루어짐을 특징으로 하는 스캔 위치 검출방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019890002476A 1989-02-28 1989-02-28 팩시밀리 시스템의 원고주사 시작위치검출에 의한 급지구동 제어방법 KR920001185B1 (ko)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR1019890002476A KR920001185B1 (ko) 1989-02-28 1989-02-28 팩시밀리 시스템의 원고주사 시작위치검출에 의한 급지구동 제어방법
US07/454,999 US5216526A (en) 1989-02-28 1989-12-22 Method for controlling paper-feeding by detecting a starting point of scanning in a facsimile system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019890002476A KR920001185B1 (ko) 1989-02-28 1989-02-28 팩시밀리 시스템의 원고주사 시작위치검출에 의한 급지구동 제어방법

Publications (2)

Publication Number Publication Date
KR900013764A true KR900013764A (ko) 1990-09-05
KR920001185B1 KR920001185B1 (ko) 1992-02-06

Family

ID=19284162

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890002476A KR920001185B1 (ko) 1989-02-28 1989-02-28 팩시밀리 시스템의 원고주사 시작위치검출에 의한 급지구동 제어방법

Country Status (2)

Country Link
US (1) US5216526A (ko)
KR (1) KR920001185B1 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100428547B1 (ko) * 2002-08-07 2004-04-29 삼성전자주식회사 원고의 선단 감지가 가능한 화상 스캐닝 유니트 및 그 방법

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5392138A (en) * 1991-09-06 1995-02-21 Matsushita Electric Industrial Co., Ltd. Facsimile apparatus
JP3670671B2 (ja) * 1992-09-24 2005-07-13 ペンタックス テクノロジーズ コーポレーション 光源調整制御方法、及び、光源調整制御装置
KR100208381B1 (ko) * 1996-05-08 1999-07-15 윤종용 팩시밀리의 다중 원고 복사 방법
US6359705B2 (en) * 1996-12-26 2002-03-19 Canon Kabushiki Kaisha Image reading apparatus
US6126160A (en) * 1999-04-12 2000-10-03 Eastman Kodak Company Sheet feeding control for image reading device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5813955A (ja) * 1981-07-20 1983-01-26 Sharp Corp やぐらこたつ
SU1099416A1 (ru) * 1981-11-19 1984-06-23 Войсковая Часть 44388-Р/1 Оптическое развертывающее устройство
JPS59111462A (ja) * 1982-12-17 1984-06-27 Terenikusu:Kk 光電素子を用いた複写装置
JPS59174068A (ja) * 1983-03-23 1984-10-02 Canon Inc 画像読み取り装置
JPS60123162A (ja) * 1983-12-07 1985-07-01 Toshiba Corp 原稿入力装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100428547B1 (ko) * 2002-08-07 2004-04-29 삼성전자주식회사 원고의 선단 감지가 가능한 화상 스캐닝 유니트 및 그 방법

Also Published As

Publication number Publication date
KR920001185B1 (ko) 1992-02-06
US5216526A (en) 1993-06-01

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