KR960028323A - TV receiver with picture magnification - Google Patents

TV receiver with picture magnification Download PDF

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Publication number
KR960028323A
KR960028323A KR1019940039464A KR19940039464A KR960028323A KR 960028323 A KR960028323 A KR 960028323A KR 1019940039464 A KR1019940039464 A KR 1019940039464A KR 19940039464 A KR19940039464 A KR 19940039464A KR 960028323 A KR960028323 A KR 960028323A
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KR
South Korea
Prior art keywords
switching means
switching
crt
output
vertical
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KR1019940039464A
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Korean (ko)
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KR0161992B1 (en
Inventor
김성준
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배순훈
대우전자 주식회사
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Priority to KR1019940039464A priority Critical patent/KR0161992B1/en
Publication of KR960028323A publication Critical patent/KR960028323A/en
Application granted granted Critical
Publication of KR0161992B1 publication Critical patent/KR0161992B1/en

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • H04N3/16Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by deflecting electron beam in cathode-ray tube, e.g. scanning corrections
    • H04N3/22Circuits for controlling dimensions, shape or centering of picture on screen
    • H04N3/223Controlling dimensions

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Details Of Television Scanning (AREA)

Abstract

본 발명은 시청자의 조작에 따라 CRT(Cathode)상으로 출력되는 화상의 크기를 조정할 수 있도록 된 화상 확대 기능을 갖춘 텔레비젼 수상기에 관한 것으로, 복합영상신호로부터 R. G. B.신호를 생성하여 출력함과 더불어, 수직출력 IC를 구동 제어하여 CRT에서의 화상출력의 수직편향을 제어하는 메인IC를 구비한 텔레비젼 수상기에 있어서, CRT의 수평편향 코일과 접지 사이에 설치되는 각기 다른 용량 값의 다수의 콘덴서와, 상기 콘덴서를 상기 수평편향 코일에 선택적으로 결합시키는 제1스위칭수단, 상기 수직출력 IC로부터 상기 메인 IC로의 귀환선로사이에 설치된 각기 다른 저항값을 갖는 다수의 저항, 상기 저항을 상기 수직출력 IC의 귀환선로에 선택적으로 결합시키느 스위칭 수단, 상기 조정 수단으로부터의 조정신호에 따라 상기 제1 및 제2스위칭 수단을 스위칭 제어하는 제어수단을 포함하여 구성된 것을 특징으로 한다.BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a television receiver having an image magnification function capable of adjusting the size of an image output on a CRT (Cathode) according to a viewer's operation. 1. A television receiver having a main IC for controlling the vertical deflection of image output in a CRT by driving control of an output IC, comprising: a plurality of capacitors having different capacitance values provided between the horizontal deflection coil of the CRT and ground; First switching means for selectively coupling a to the horizontal deflection coil, a plurality of resistors having different resistance values provided between the return line from the vertical output IC to the main IC, and the resistance to the return line of the vertical output IC. Switching means for selectively coupling said first and second switching means in accordance with an adjustment signal from said adjustment means; Including switching control means for controlling is characterized in that configured.

Description

화상 확대 기능을 갖춘 텔레비젼 수상기TV receiver with picture magnification

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

제2도는 본 발명의 1실시예에 따른 화상확대 기능을 갖춘 텔레비젼 수상기를 나타낸 요부 구성도.2 is a main configuration diagram showing a television receiver having an image magnification function according to an embodiment of the present invention.

Claims (5)

CRT의 수평편향 코일과 접지 사이에 설치되는 각기 다른 용량 값의 다수의 콘덴서와, 상기 콘덴서를 상기 수평편향 코일에 선택적으로 결합시키는 스위칭수단, 시청자가 CRT를 통해 출력되는 화상의 수평방향으로의 크기를 조정하기 위한 조정수단 및, 상기 조정수단으로부터의 조정 신호에 따라 상기 스위칭 수단을 스위칭 제어하는 제어 수단을 포함하여 구성된 것을 특징으로 하는 화상 확대 기능을 갖춘 텔레비젼 수상기.A plurality of capacitors having different capacitance values installed between the horizontal deflection coil and the ground of the CRT, switching means for selectively coupling the condenser to the horizontal deflection coil, and the size of the image output by the viewer through the CRT in the horizontal direction And means for adjusting the switching means, and control means for switching and controlling the switching means in accordance with an adjustment signal from the adjustment means. 복합영상신호로부터 R. G. B.신호를 생성하여 출력함과 더불어, 수직출력 IC를 구동 제어하여 CRT에서의 화상출력을 수직편향을 제어하는 메인 IC를 구비한 텔레비젼 수상기에 있어서, 상기 수직출력 IC로부터 상기 메인 IC로의 귀환선로사이에 설치된 각기 다른 저항값을 갖는 다수의 저항과, 상기 저항을 상기 수직출력 IC의 귀환선로에 선택적으로 결합시키는 스위칭 수단, 시청자가 CRT를 통해 출력되는 화상의 수직방향으로의 크기를 조정하기 위한 조정 수단 및, 상기 조정 수단으로부터의 조정신호에 따라 상기 스위칭 수단을 스위칭 제어하는 제어수단을 포함하여 구성된 것을 특징으로 하는 화상 확대 기능을 갖춘 텔레비젼 수상기.A television receiver having a main IC which generates and outputs an RGB signal from a composite video signal, and drives a vertical output IC to control vertical deflection of an image output in a CRT, wherein the main IC is connected to the main IC. A plurality of resistors having different resistance values provided between the return lines of the furnace, switching means for selectively coupling the resistors to the return lines of the vertical output IC, and the size of the image output by the viewer through the CRT in the vertical direction. And a control means for switching and controlling said switching means in accordance with an adjustment signal from said adjustment means. 복합영상신호로부터 R. G. B.신호를 생성하여 출력함과 더불어, 수직출력 IC를 구동 제어하여 CRT에서의 화상출력의 수직편향을 제어하는 메인 IC를 구비한 텔레비젼 수상기에 있어서, CRT의 수평편향 코일과 접지 사이에 설치되는 각기 다른 용량 값의 다수의 콘덴서와, 상기 콘덴서를 상기 수평편향 코일에 선택적으로 결합시키는 제1 스위칭수단, 상기 수직출력 IC로부터 상기 메인 IC로의 귀환선로 사이에 설치된 각기 다른 저항값을 갖는 다수의 저항, 상기 저항을 상기 수직출력 IC의 귀환선로에 선택적으로 결합시키는 스위칭 수단, 상기 조정 수단으로부터의 조정신호에 따라 상기 제1 및 제2스위칭 수단을 스위칭 제어하는 제어수단을 포함하여 구성된 것을 특징으로 하는 화상 확대 기능을 갖춘 텔레비젼 수상기.In a television receiver having a main IC which generates and outputs an RGB signal from a composite video signal, and drives a vertical output IC to control the vertical deflection of the image output in the CRT, between the horizontal deflection coil and the ground of the CRT. A plurality of capacitors having different capacitance values, first switching means for selectively coupling the capacitors to the horizontal deflection coils, and different resistance values provided between the return lines from the vertical output IC to the main IC. A plurality of resistors, switching means for selectively coupling said resistors to a return line of said vertical output IC, and control means for switching and controlling said first and second switching means in accordance with an adjustment signal from said adjustment means. A television receiver with an image magnification function. 제3항에 있어서, 상기 제어수단은 상기 제1 및 제2스위칭 수단을 선택적으로 스위칭 제어하는 것을 특징으로 하는 화상 확대 기능을 갖춘 텔레비젼 수상기.4. A television receiver having an image magnification function according to claim 3, wherein said control means selectively switches and controls said first and second switching means. 제3항에 있어서, 상기 제어수단은 상기 제1 및 제2스위칭 수단을 일괄적으로 스위칭 제어하는 것을 특징으로 하는 화상 확대 기능을 갖춘 텔레비젼 수상기.4. A television receiver having an image magnification function according to claim 3, wherein said control means collectively controls switching of said first and second switching means. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019940039464A 1994-12-30 1994-12-30 Monitor having image enlargement function KR0161992B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019940039464A KR0161992B1 (en) 1994-12-30 1994-12-30 Monitor having image enlargement function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019940039464A KR0161992B1 (en) 1994-12-30 1994-12-30 Monitor having image enlargement function

Publications (2)

Publication Number Publication Date
KR960028323A true KR960028323A (en) 1996-07-22
KR0161992B1 KR0161992B1 (en) 1998-12-15

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Application Number Title Priority Date Filing Date
KR1019940039464A KR0161992B1 (en) 1994-12-30 1994-12-30 Monitor having image enlargement function

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KR0161992B1 (en) 1998-12-15

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