KR880008612A - Facsimile light source and image processing unit abnormality detection circuit - Google Patents

Facsimile light source and image processing unit abnormality detection circuit Download PDF

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Publication number
KR880008612A
KR880008612A KR860011749A KR860011749A KR880008612A KR 880008612 A KR880008612 A KR 880008612A KR 860011749 A KR860011749 A KR 860011749A KR 860011749 A KR860011749 A KR 860011749A KR 880008612 A KR880008612 A KR 880008612A
Authority
KR
South Korea
Prior art keywords
light source
processing unit
detection circuit
abnormality detection
image processing
Prior art date
Application number
KR860011749A
Other languages
Korean (ko)
Inventor
차봉훈
Original Assignee
구자학
주식회사 금성사
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 구자학, 주식회사 금성사 filed Critical 구자학
Priority to KR860011749A priority Critical patent/KR880008612A/en
Publication of KR880008612A publication Critical patent/KR880008612A/en

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Abstract

내용 없음.No content.

Description

팩시밀리의 광원 및 화상처리부 이상유무 검지회로Facsimile light source and image processing unit abnormality detection circuit

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 본 발명에 따른 회로도.1 is a circuit diagram according to the present invention.

제2도는 본 발명 동작 수행의 플로우차트.2 is a flowchart of performing an operation of the present invention.

제3도는 제1도 표시부의 판정결과표.3 is a determination result table of the FIG. 1 display unit.

Claims (1)

광원(1)의 점등에 따라 원고대(2)에서 반사된 빛이 렌즈(4)를 통해 고체촬상소자(CCD)(5)에 입사되게 하고, 고체촬상소자(5)의 출력신호를 증폭기(6), 화신호처리부(7), 신호처리부(8) 및 라인처리부(9)를 통해 전송하게 한 것에 있어서, 상기 증폭기(6)의 출력측을 레벨시프터(11)를 통해 비교기(12)의 비반전입력단자에 접속하고, 상기 광원(1)의 빛은 포로센서(3)를 통해 광전 변환시키고, 증폭기(14) 및 레벨시프터(15)를 통해 비교기(16)의 비반전입력단자에 접속하며, 비교기(12)(16)의 출력측은 표시부(13)의 입력단자(a)(b)에 접속하여 표시부(13)의 입력신호에 따라 광원 및 화신호처리부의 이상유무를 전시함과 아울러 원고전송을 제어하게 구성함을 특징으로 하는 팩시밀리의 광원 및 화상처리부 이상유무 검지회로.As the light source 1 is turned on, the light reflected from the document glass 2 is incident on the solid state image pickup device (CCD) 5 through the lens 4, and the output signal of the solid state image pickup device 5 is converted into an amplifier ( 6), the transmission signal processing section 7, the signal processing section 8 and the line processing section 9, the transmission side, the output side of the amplifier 6 through the level shifter 11 the ratio of the comparator 12 Connected to the inverting input terminal, the light of the light source 1 is photoelectrically converted through the captive sensor 3, and connected to the non-inverting input terminal of the comparator 16 through the amplifier 14 and the level shifter 15; The output side of the comparators 12 and 16 is connected to the input terminals (a) and (b) of the display unit 13 to display the abnormality of the light source and the signal processing unit according to the input signal of the display unit 13, A facsimile light source and image processing unit abnormality detection circuit, characterized in that configured to control the transmission. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR860011749A 1986-12-31 1986-12-31 Facsimile light source and image processing unit abnormality detection circuit KR880008612A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR860011749A KR880008612A (en) 1986-12-31 1986-12-31 Facsimile light source and image processing unit abnormality detection circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR860011749A KR880008612A (en) 1986-12-31 1986-12-31 Facsimile light source and image processing unit abnormality detection circuit

Publications (1)

Publication Number Publication Date
KR880008612A true KR880008612A (en) 1988-08-31

Family

ID=68470156

Family Applications (1)

Application Number Title Priority Date Filing Date
KR860011749A KR880008612A (en) 1986-12-31 1986-12-31 Facsimile light source and image processing unit abnormality detection circuit

Country Status (1)

Country Link
KR (1) KR880008612A (en)

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