KR900015534A - Coring circuit for digital video signal processing - Google Patents

Coring circuit for digital video signal processing Download PDF

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Publication number
KR900015534A
KR900015534A KR1019890003031A KR890003031A KR900015534A KR 900015534 A KR900015534 A KR 900015534A KR 1019890003031 A KR1019890003031 A KR 1019890003031A KR 890003031 A KR890003031 A KR 890003031A KR 900015534 A KR900015534 A KR 900015534A
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KR
South Korea
Prior art keywords
output
subtraction
coring
signal
coring circuit
Prior art date
Application number
KR1019890003031A
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Korean (ko)
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KR910008020B1 (en
Inventor
박영준
Original Assignee
강진구
삼성전자 주식회사
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Application filed by 강진구, 삼성전자 주식회사 filed Critical 강진구
Priority to KR1019890003031A priority Critical patent/KR910008020B1/en
Publication of KR900015534A publication Critical patent/KR900015534A/en
Application granted granted Critical
Publication of KR910008020B1 publication Critical patent/KR910008020B1/en

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/20—Circuitry for controlling amplitude response
    • H04N5/205—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic
    • H04N5/208—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic for compensating for attenuation of high frequency components, e.g. crispening, aperture distortion correction

Abstract

내용 없음.No content.

Description

디지털 영상 신호처리용 코어링회로Coring Circuit for Digital Image Signal Processing

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

제5도는 디지털 영상처리 회로의 수평 윤곽 보정 회로도,5 is a horizontal contour correction circuit diagram of a digital image processing circuit;

제7도는 본 발명의 회로도.7 is a circuit diagram of the present invention.

Claims (1)

디지털 영상신호의 수평 및 수직윤곽 보정장치의 코어링 회로에 있어서, 휘도신호(Y)를 밴드 필터링한 신호(xi)와 코어링 데이터(DC)를 합산하는 가산부(100)와, 상기 밴드 패스 필터링 신호(xi)에 상기 코어링 데이타(DC)를 감산하는 감산부(200)와, 상기 감산 출력의 부호 비트 및 상기 가산 출력 부호비트의 반전신호가 둘가"1"일시 "0"를 출력하는 논리수단(300)과, 상기 감산출력이 양수일시 상기 감산출력을 선택하여 출력하고 상기 감산출력이 음수일시 상기 가산출력을 선택하여 출력하는 데이터 선택부(400)와, 상기 논리수단(300) 출력과 상기 데이터 선택부(400) 출력을 논리곱하여 코어링회로 출력(x0)을 발생하는 출력부(500)로 구성됨을 특징으로 하는 회로.A coring circuit of a horizontal and vertical contour correcting apparatus of a digital image signal, comprising: an adder 100 that adds a signal xi obtained by band-filtering a luminance signal Y and coring data DC, and the band pass. A subtraction unit 200 which subtracts the coring data DC to a filtering signal xi, and an inversion signal of the subtraction output code bit and the addition output code bit outputs "1" at a time of "1" Logic means 300, and a data selector 400 for selecting and outputting the subtraction output when the subtraction output is positive, and selecting and outputting the addition output when the subtraction output is negative, and the logic means 300 output. And an output unit (500) for generating a coring circuit output (x0) by multiplying the output of the data selection unit (400). ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019890003031A 1989-03-13 1989-03-13 Coring circuit for digital video signal processing KR910008020B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019890003031A KR910008020B1 (en) 1989-03-13 1989-03-13 Coring circuit for digital video signal processing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019890003031A KR910008020B1 (en) 1989-03-13 1989-03-13 Coring circuit for digital video signal processing

Publications (2)

Publication Number Publication Date
KR900015534A true KR900015534A (en) 1990-10-27
KR910008020B1 KR910008020B1 (en) 1991-10-05

Family

ID=19284458

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890003031A KR910008020B1 (en) 1989-03-13 1989-03-13 Coring circuit for digital video signal processing

Country Status (1)

Country Link
KR (1) KR910008020B1 (en)

Also Published As

Publication number Publication date
KR910008020B1 (en) 1991-10-05

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