KR920015164A - Automatic paper size detection method and device - Google Patents

Automatic paper size detection method and device Download PDF

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Publication number
KR920015164A
KR920015164A KR1019910000660A KR910000660A KR920015164A KR 920015164 A KR920015164 A KR 920015164A KR 1019910000660 A KR1019910000660 A KR 1019910000660A KR 910000660 A KR910000660 A KR 910000660A KR 920015164 A KR920015164 A KR 920015164A
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KR
South Korea
Prior art keywords
cassette
paper
size
generating
comparison
Prior art date
Application number
KR1019910000660A
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Korean (ko)
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KR950004442B1 (en
Inventor
유용백
Original Assignee
정용문
삼성전자 주식회사
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Application filed by 정용문, 삼성전자 주식회사 filed Critical 정용문
Priority to KR1019910000660A priority Critical patent/KR950004442B1/en
Publication of KR920015164A publication Critical patent/KR920015164A/en
Application granted granted Critical
Publication of KR950004442B1 publication Critical patent/KR950004442B1/en

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    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00Apparatus for electrographic processes using a charge pattern

Abstract

내용 없음No content

Description

용지크기 자동감지 방법 및 장치Automatic paper size detection method and device

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제2도는 본체의 감지 스위치 설치도. 제3도는 급지 카세트의 저항 설치 및 접속부 구성도. 제4도는 용지크기 감지 회로도.2 is a detection switch installation of the main body. 3 is a diagram illustrating a resistor installation and connection portion of a paper cassette. 4 is a paper size detection circuit.

Claims (2)

다수개의 용지를 사용하는 시스템의 용지 크기 자동 감지회로에 있어서, 일측면에 용지크기에 따라 고유저항값을 갖는 카세트 저항이 부착되고 상기 카세트 저항의 측면에 접속부가 부착되는 용지 카세트와, 전극으로서 상기 용지 카세트의 접속부와 일치되는 카세트 삽입구에 부착되는 감지부와, 상기 용지 카세트의 종류에 대응되는 수로 각기 다른 기준전압을발생하는 기준전압 발생부와, 상기 카세트 저항에 의해 발생되는 비교전압과 상기 기준전압들을 비교하여 투입된 용지카세트에 따른 비교신호들을 발생하는 비교부와, 상기 비교신호들의 상태를 분석하여 투입된 용지 카세트의 크기를 자동으로 감지하는 마이컴으로 구성됨을 특징으로 하는 용지 크기 자동 감지회로.A paper size automatic sensing circuit of a system using a plurality of papers, comprising: a paper cassette having a cassette resistance having a specific resistance value according to a paper size on one side thereof, and a connection portion attached to a side of the cassette resistor; A detection unit attached to a cassette insertion hole corresponding to the connection portion of the paper cassette, a reference voltage generator for generating different reference voltages by a number corresponding to the type of paper cassette, a comparison voltage generated by the cassette resistance and the reference And a comparator for generating comparison signals according to the input paper cassette by comparing the voltages, and a microcomputer for automatically detecting the size of the input paper cassette by analyzing the state of the comparison signals. 일측면에 용지 크기에 따라 고유 저항값을 갖는 카세트 저항이 부착되고 상기 카세트 저항의 측면에 접속부가 부착되는용지카세트와, 전극으로서 상기 용지카세트의 접속부와 일치되는 카세트 투입구에 부착되는 감지부를 구비하여 여러 종류의 크기를 갖는 용지를 사용하는 시스템의 용지크기 강지방법에 있어서,상기 용지 카세트 투입시 해당 카세트 저항값에따른 비교전압을 발생하는 과정과, 상기 용지 카세트의 종류에 따른 수의 소정 기준전압들을 발생하는 과정과, 상기 비교전압과 소정수의 기준전압들을 각각 비교하여 투입된 용지 카세트의 크기에 따른 비교신호들을 발생하는 과정과, 상기 비교신호들을 분석하여 투입된 용지 카세트의 크기를 자동감지하는 과정으로 이루어짐을 특징으로 하는 용지 크기 자동 감지 방법.A cassette having a specific resistance value according to the paper size is attached to one side, and a cassette connected to a side of the cassette resistor, and a sensing unit attached to a cassette inlet coinciding with the connection of the cassette; In the paper size holding method of a system using a paper having a different type of size, the process of generating a comparison voltage according to the cassette resistance value when the paper cassette is inserted, and a predetermined reference voltage of the number according to the type of the paper cassette Generating a plurality of reference signals, comparing the comparison voltage with a predetermined number of reference voltages, generating comparison signals according to the size of the loaded paper cassette, and automatically detecting the size of the loaded paper cassette by analyzing the comparison signals. Automatic paper size detection method characterized in that consisting of. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019910000660A 1991-01-16 1991-01-16 Method and apparatus for automatically sensing the sheet size KR950004442B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019910000660A KR950004442B1 (en) 1991-01-16 1991-01-16 Method and apparatus for automatically sensing the sheet size

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019910000660A KR950004442B1 (en) 1991-01-16 1991-01-16 Method and apparatus for automatically sensing the sheet size

Publications (2)

Publication Number Publication Date
KR920015164A true KR920015164A (en) 1992-08-26
KR950004442B1 KR950004442B1 (en) 1995-05-01

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ID=19309917

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910000660A KR950004442B1 (en) 1991-01-16 1991-01-16 Method and apparatus for automatically sensing the sheet size

Country Status (1)

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KR (1) KR950004442B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101326307B1 (en) * 2007-01-24 2013-11-11 삼성전자주식회사 Appatatus and method for detecting paper size for multi-function peripheral

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Publication number Publication date
KR950004442B1 (en) 1995-05-01

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