KR900001258A - Converter circuit of encrypted cable TV - Google Patents

Converter circuit of encrypted cable TV Download PDF

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Publication number
KR900001258A
KR900001258A KR1019880007848A KR880007848A KR900001258A KR 900001258 A KR900001258 A KR 900001258A KR 1019880007848 A KR1019880007848 A KR 1019880007848A KR 880007848 A KR880007848 A KR 880007848A KR 900001258 A KR900001258 A KR 900001258A
Authority
KR
South Korea
Prior art keywords
converter circuit
encrypted
image
encrypted cable
channel
Prior art date
Application number
KR1019880007848A
Other languages
Korean (ko)
Inventor
서광우
Original Assignee
서주인
삼성전기 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.)
Filing date
Publication date
Application filed by 서주인, 삼성전기 주식회사 filed Critical 서주인
Priority to KR1019880007848A priority Critical patent/KR900001258A/en
Publication of KR900001258A publication Critical patent/KR900001258A/en

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Abstract

내용 없음No content

Description

암호와 유선 TV의 컨버터회로Password and converter circuit of cable TV

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

제1도는 통상의 암호화유선 TV의 컨베터계통의 일예도1 is an example of a conveyor system of a conventional encrypted cable TV.

제2도는 본 발명에 의한 회로계통도.2 is a circuit diagram according to the present invention.

Claims (1)

RF튜너(4), 신호디코더(5), 영상IC(13), 영상IC(14), RF변조기(15)등을 포함한 컨버터 계통에 있어서, 상기 특정채널 RF튜너(4)의 출력이 신호디코더(5)를 거쳐 증폭기(11)로 이어지고, 상기 증폭기(11)와 영상검파IC(13) 사이에는 RF채널쏘우필터(12)와 IF랭크(13a)가 직결되어진 구성을 특징으로 하는 암호화유선 TV의 컨버터회로.In a converter system including an RF tuner 4, a signal decoder 5, an image IC 13, an image IC 14, an RF modulator 15, and the like, the output of the specific channel RF tuner 4 is a signal decoder. (5) through the amplifier (11), and between the amplifier (11) and the image detection IC 13, an encrypted channel TV, characterized in that the RF channel saw filter 12 and the IF rank (13a) is directly connected Converter circuit. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019880007848A 1988-06-28 1988-06-28 Converter circuit of encrypted cable TV KR900001258A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019880007848A KR900001258A (en) 1988-06-28 1988-06-28 Converter circuit of encrypted cable TV

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019880007848A KR900001258A (en) 1988-06-28 1988-06-28 Converter circuit of encrypted cable TV

Publications (1)

Publication Number Publication Date
KR900001258A true KR900001258A (en) 1990-01-31

Family

ID=68233554

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880007848A KR900001258A (en) 1988-06-28 1988-06-28 Converter circuit of encrypted cable TV

Country Status (1)

Country Link
KR (1) KR900001258A (en)

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