KR970064195A - Composite Sync Signal Judgment Variable Device and Control Method - Google Patents

Composite Sync Signal Judgment Variable Device and Control Method Download PDF

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Publication number
KR970064195A
KR970064195A KR1019960002936A KR19960002936A KR970064195A KR 970064195 A KR970064195 A KR 970064195A KR 1019960002936 A KR1019960002936 A KR 1019960002936A KR 19960002936 A KR19960002936 A KR 19960002936A KR 970064195 A KR970064195 A KR 970064195A
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KR
South Korea
Prior art keywords
signal
composite
user
range
broadcast
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KR1019960002936A
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Korean (ko)
Inventor
김현우
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구자홍
Lg 전자주식회사
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Priority to KR1019960002936A priority Critical patent/KR970064195A/en
Publication of KR970064195A publication Critical patent/KR970064195A/en

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Abstract

본 발명은 티브이(TV) 또는 비디오 테이프 레코더(VTR)와 같은 화상 디스플레이 장치의 방송채널에 관한 것으로서, 특히 사용자가 비디오 신호 유,무의 판단이 되는 복합동기 신호갯수 범위를 조정할 수 있도록 함으로써 불필요한 신호가 채널자동 서치시 기억되는 것을 방지할 수 있도록 한 복합동기 신호판단 가변장치 및 제어방법에 관한 것이다.BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a broadcast channel of an image display apparatus such as a television (TV) or a video tape recorder (VTR), and in particular, enables a user to adjust the number of composite sync signals, To a variable synchronous signal judging variable device and a control method which can prevent the synchronous signal from being memorized at the time of automatic channel search.

이를 위한 본 발명의 복합동기신호 판단가변장치 및 저에방법은 입력되는 방송신호를 튜닝하여 복합동기신호 유, 무에 다라 방송채널을 기억하는 장치에 있어서; 사용자의 키 입력에 따라 상기 복합동기신호를 가변시킬 수 있는 화면을 제공하는 CSD부를 구비하여 사용자의 선택에 따른 가변치로 방송신호 유, 무를 판단하도록 제어하는 것을 특징으로 한다.In accordance with another aspect of the present invention, there is provided an apparatus for tuning an input broadcast signal and storing a broadcast channel of a composite synchronous signal, the apparatus comprising: And a CSD unit for providing a screen capable of varying the composite synchronous signal according to a key input of a user, so as to determine whether there is a broadcast signal with a variable value according to a user's selection.

Description

복합동기신호 판단가변장치 및 제어방법Composite Sync Signal Judgment Variable Device and Control Method

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is a trivial issue, I did not include the contents of the text.

제3도는 본 발명에 따른 시스템의 구성블럭도.Figure 3 is a block diagram of a system according to the present invention;

제4a도는 본 발명에 따른 복합동기신호 갯수범위 설정을 나타낸 도면.4a and 4b show the setting of the range of the number of composite synchronous signals according to the present invention.

제4b도는 본 발명에 따른 1~10까지 숫자에 대응되는 Csync 판단 복합동기신호 갯수의 범위를 나타낸 도면.FIG. 4B is a diagram showing the range of the number of Csync decision composite sync signals corresponding to the numbers 1 to 10 according to the present invention; FIG.

Claims (6)

입력되는 방송신호를 튜닝하여 복합동기신호 유, 무에 따라 방송채널을 기억하는 장치에 있어서; 사용자의 키 입력에 따라 상기 복합동기신호를 가변시킬 수 있는 화면을 제공하는 OSD부를 구비하여 사용자의 선택에 따르 가변치로 방송신호 유, 무를 판단하도록 제어하는 것을 특징으로 하는 복합동기신호 판단가변장치.1. An apparatus for tuning an input broadcast signal and storing a broadcast channel according to a composite sync signal presence or absence, the apparatus comprising: And an OSD unit for providing a screen capable of varying the composite synchronous signal according to a user's key input, wherein the controller controls the user to determine whether there is a broadcast signal with a variable value according to a user's selection. 제1항에 있어서, 업/다운키를 사용하여 복합동기신호 갯수범위를 설정하는 것을 특징으로 하는 복합동기 신호 판단가변장치.The apparatus of claim 1, wherein a range of the number of composite sync signals is set using an up / down key. 안테나를 통해 입력되는 방송신호를 튜닝하여 방송채널을 기억하는 장치에 있어거; 기억된 임의의 채널의 복합동기신호를 가변할 수 있도록 설정화면을 출력하는 OSD부와, 상기 OSD부의 출력화면에 따라 선택된 채널의 복합동기신호 갯수를 가변하도록 하는 키 입력부와, 상기 설정된 갯수에 따라 방송신호 유, 무를 판단하도록 제어하는 제어부로 이루어지는 것을 특징으로 하는 복합동기신호 판단가변장치.In an apparatus for tuning a broadcast signal input through an antenna and storing a broadcast channel, A key input unit for varying the number of composite sync signals of a selected channel according to an output screen of the OSD unit, and a control unit for controlling the number of composite sync signals of the selected channel based on the set number And a control unit for controlling to judge whether or not the broadcast signal is present. 제3항에 있어서, 상기 사용자가 키 입력에 따라 신호를 변경하는 데 있어서, 일정 범위에 들어오면 블루백 화면을 디스플레이하여 이때의 범위를 신호가 없는 것으로 판단하는 것을 특징으로 하는 복합동기신호 판단가변장치.4. The method according to claim 3, wherein the user changes the signal according to the key input, and when the user enters a certain range, the blue back screen is displayed and the range is judged as no signal. Device. 시스템의 전원이 온 되면 복합동기신호 갯수범위 설정화면 인지를 판단하는 제1단계와, 상기 제1단계에서 사용자의 키 입력에 따라 복합동기신호 갯수범위를 변환하는 제2단계와; 상기 제2단계에서 현재 들어오는 복합 동기신호의 갯수가 동기신호로써 판단되는 복합동기신호 갯수범위 안에 있느냐를 판단하는 제3단계와, 상기 제3단계에서 판단결과에 따라 방송신호 유, 무를 판단하도록 하는 제4단계를 포함하여 이루어지는 것을 특징으로 하는 복합동기신호 판단가변 장치의 제어방법.A second step of determining whether a composite synchronous signal number range setting screen is displayed when the power of the system is turned on; and a second step of converting a range of the number of composite synchronous signals in response to a key input of the user in the first step; A third step of determining whether the number of currently received composite synchronizing signals is within a range of the number of composite synchronizing signals judged as a synchronizing signal in the second step; and a third step of judging whether or not the broadcasting signal is present according to the determination result in the third step And a fourth step of generating a control signal for controlling the composite synchronous signal judging variable device. 제5항에 있어서, 제4단계는 복합동기신호 갯수범위안에 있는 경우 갯수범위를 넓혀 OSD 블루백 모드를 없애서 신호가 있는 것으로 판단하는 제5단계와, 복합동기신호 갯수범위안에 없는 경우 갯수범위를 좁혀 OSD 블루백 모드를 만들어 신호가 없는 것으로 판단하는 제6단계를 포함하여 이루어지는 것을 특징으로 하는 복합동기신호 판단가변 장치의 제어방법.The method as claimed in claim 5, wherein the fourth step comprises: if the number of the composite sync signals is within a range of the number of sync signals, And determining that there is no signal by making the OSD blue back mode narrower. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: It is disclosed by the contents of the first application.
KR1019960002936A 1996-02-07 1996-02-07 Composite Sync Signal Judgment Variable Device and Control Method KR970064195A (en)

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KR1019960002936A KR970064195A (en) 1996-02-07 1996-02-07 Composite Sync Signal Judgment Variable Device and Control Method

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