KR970031933A - Sub picture OSD display of TV with PIP function - Google Patents

Sub picture OSD display of TV with PIP function Download PDF

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Publication number
KR970031933A
KR970031933A KR1019950044088A KR19950044088A KR970031933A KR 970031933 A KR970031933 A KR 970031933A KR 1019950044088 A KR1019950044088 A KR 1019950044088A KR 19950044088 A KR19950044088 A KR 19950044088A KR 970031933 A KR970031933 A KR 970031933A
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KR
South Korea
Prior art keywords
image
sub
screen
signal
function
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KR1019950044088A
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Korean (ko)
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KR0153893B1 (en
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김성준
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배순훈
대우전자 주식회사
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Priority to KR1019950044088A priority Critical patent/KR0153893B1/en
Publication of KR970031933A publication Critical patent/KR970031933A/en
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/445—Receiver circuitry for the reception of television signals according to analogue transmission standards for displaying additional information
    • H04N5/45—Picture in picture, e.g. displaying simultaneously another television channel in a region of the screen
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/04—Synchronising
    • H04N5/08—Separation of synchronising signals from picture signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/222—Studio circuitry; Studio devices; Studio equipment
    • H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
    • H04N5/268—Signal distribution or switching
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2231/00—Applications
    • H01H2231/036—Radio; TV

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Studio Circuits (AREA)
  • Controls And Circuits For Display Device (AREA)

Abstract

본 발명은 PIP기능을 갖춘 텔레비전의 부화면 OSD표시장치에 관한 것으로, 소정 채널의 선국을 위한 선국수단(2)과, PIP재생기능에 따라 선국된 채널의 주/부화면처리가 가능하도록 모드스위칭되는 모드스위칭부(4), 주화면에 따른 영상신호를 영상신호처리하는 영상처리모듈(6) 및, 주/부화면의 영상이 영상재생가능하게 구동되는 주/부영상구동부(10)를 구비한 PIP기능을 갖춘 텔레비전에 있어서; 부화면의 화면위치이동기능과, 영상차단기능을 키설정하는 기능설정수단(24)과, 상기 모드스위칭부(4)를 통과한 부화면의 영상신호를 영상처리함과 더블어 영상 차단기능에 따라 영상처리동작이 일시정지되는 부영상처리수단(8), 상기 부영상처리수단(8)으로부터의 부화면에 따른 영상신호의 고휘도를 검지하는 고휘도검지수단(12, 14), 상기 영상처리모듈(6)로부터의 주화면에 따른 영상 신호에서 수평/수직동기신호를 분리하여 추출하는 동기추출수단(16, 20), 상기 추출된 수평/수직동기신호를 기초로 부화면의 화면표시영역에 해당되는 윈도우신호를 발생하는 윈도우발생수단(22), 상기 기능설정수단(24)에 의한 영상차단기능에 따라 상기 고휘도검지수단(12, 14)에서 고휘도가 검지되면 상기 부화면처리수단(8)의 영상처리동작이 일시정지되도록 함과 더블어, 해당되는 부화면의 화면표시영역이 영상차단되도록 제어하는 제어수단(28), 상기 제어수단(28)의 제어하에 부화면영역의 영상차단을 위한 OSD표시정보를 발생하는 표시신호발생수단(30) 및, 상기 발생된 OSD표시정보의 표시위치가 상기 윈도우발생수단(22)으로 부터의 윈도우신호에 의거하여 각각 지정되도록 하는 표시위치지정수단(32)을 구비하여 구성된 것을 특징으로 한다.The present invention relates to a sub picture OSD display apparatus of a television having a PIP function, and comprising: a tuning means (2) for tuning a predetermined channel and mode switching to enable main / sub picture processing of a channel tuned according to the PIP playback function. A mode switching unit 4, an image processing module 6 for processing an image signal according to a main screen, and a main / sub image driver 10 for driving an image of a main / sub picture to be reproduced. In a television with a PIP function; In accordance with the video position shift function of the sub-screen, the function setting means 24 for key setting the video cut-off function, and the video signal of the sub-screen passing through the mode switching unit 4 according to the video processing and the double video cut-off function. Sub-image processing means (8) in which the image processing operation is paused, high-luminance detection means (12, 14) for detecting high luminance of the video signal according to the sub-screen from the sub-image processing means (8), and the image processing module ( Synchronization extracting means (16, 20) for separating and extracting the horizontal / vertical synchronous signal from the image signal according to the main screen from 6), and corresponding to the screen display area of the sub-screen based on the extracted horizontal / vertical synchronous signal; When the high brightness is detected by the high brightness detecting means 12 and 14 according to the image blocking function by the window generating means 22 and the function setting means 24 which generate a window signal, the image of the sub picture processing means 8 Processing pauses and more For example, the control means 28 for controlling the screen display area of the corresponding sub-screen to block the image, and the display signal generating means for generating OSD display information for blocking the image of the sub-screen area under the control of the control means 28 ( 30) and display position designating means (32) which allows the display position of the generated OSD display information to be designated based on the window signal from the window generating means (22), respectively.

Description

PIP기능을 갖춘 텔레비전의 부화면 OSD표시장치Sub picture OSD display of TV with PIP function

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

제1도는 본 발명에 따른 PIP기능을 갖춘 텔레비전의 부화면 OSD표시장치를 나타낸 블럭구성도.1 is a block diagram showing a sub-screen OSD display of a television having a PIP function according to the present invention.

Claims (2)

소정 채널의 선국을 위한 선국수단(2)과, PIP재생기능에 따라 선국된 채널의 주/부화면처리가 가능하도록 모드스위칭되는 모드스위칭부(4), 주화면에 따른 영상신호를 영상신호처리하는 영상처리모듈(6) 및, 주/부화면의 영상이 영상재생가능하게 구동되는 주/부영상구동부(10)를 구비한 PIP기능을 갖춘 텔레비전에 있어서, 부화면의 화면위치이동기능과, 영상차단기능을 키설정하는 기능설정수단(24)과, 상기 모드스위칭부(4)를 통과한 부화면의 영상신호를 영상처리함과 더블어 영상 차단기능에 따라 영상처리동작이 일시정지되는 부영상처리수단(8), 상기 부영상처리수단(8)으로부터의 부화면에 따른 영상신호의 고휘도를 검지하는 고휘도검지수단(12, 14), 상기 영상처리모듈(6)로부터의 주화면에 따른 영상신호에서 수평/수직동기신호를 분리하여 추출하는 동기추출수단(16, 20), 상기 추출된 수평/수직동기신호를 기초로 부화면의 화면표시영역에 해당되는 윈도우신호를 발생하는 윈도우발생수단(22), 상기 기능설정수단(24)에 의한 영상차단기능에 따라 상기 고휘도검지수단(12, 14)에서 고휘도가 검지되면 상기 부화면처리수단(8)의 영상처리동작이 일시정지되도록 함과 더불어, 해당되는 부화면의 화면표시영역이 영상차단되도록 제어하는 제어수단(28), 상기 제어수단(28)의 제어하에 부화면영역의 영상차단을 위한 OSD표시정보를 발생하는 표시신호발생수단(30) 및, 상기 발생된 OSD표시정보의 표시위치가 상기 윈도우발생수단(22)으로 부터의 윈도우신호에 의거하여 각각 지정되도록 하는 표시위치지정수단(32)을 구비하여 구성된 것을 특징으로 하는 PIP기능을 갖춘 텔레비전의 부화면 OSD표시정치.Tuning means (2) for tuning a predetermined channel, mode switching unit (4) for mode switching to enable main / sub picture processing of the channel tuned according to the PIP playback function, and video signal processing of the video signal according to the main screen. A television having a PIP function having an image processing module 6 and a main / sub image driver 10 for driving an image of a main / sub picture so as to reproduce an image, the screen position shifting function of the sub screen; A function setting means (24) for key setting an image blocking function, and an image processing of the video signal of the sub-screen passing through the mode switching unit (4) and the sub-image for which the image processing operation is paused according to the double image blocking function. Processing means 8, high brightness detecting means 12 and 14 for detecting high brightness of an image signal according to the sub-screen from the sub-image processing means 8, and an image according to the main screen from the image processing module 6 Separate and extract the horizontal and vertical synchronous signals from the signal. By the synchronization extracting means (16, 20), the window generating means (22) for generating a window signal corresponding to the screen display area of the sub-screen based on the extracted horizontal / vertical synchronization signal, and the function setting means (24). When the high brightness is detected by the high brightness detecting means 12 or 14 according to the image blocking function, the image processing operation of the sub screen processing means 8 is paused, and the screen display area of the corresponding sub screen is blocked. Control means 28 for controlling the display, display signal generating means 30 for generating OSD display information for blocking the image of the sub-screen area under the control of the control means 28, and the display position of the generated OSD display information. And a display position designating means (32) for designating each of the display elements on the basis of the window signal from the window generating means (22). 제1항에 있어서, 상기 부영상처리수단(8)은 영상신호처리부(40)에서 영상신호처리되고 ADC(42)에 의해 디지털데이터로 신호변환된 부화면의 영상신호를 프레임단위로 메모리함과 더불어, 영상차단기능에 의해 메모리 기능이 일시중지되는 영상데이터메모리(44), DAC(46)를 통해 아날로그신호로 신호변환된 영상신호의 재생이 영상차단기능에 의해 차단되도록 스위칭절환되는 영상스위치부(48) 및, 상기 윈도우발생회로(22)로부터의 윈도우 신호를 인가받아 부화면의 표시영역을 할당함과 더블어, 상기 제어수단(28)의 영상차단제어하에 상기 영상데이터 메모리(44)의 메모리기능 일시정지와 상기 영상스위치부(48)의 스위칭절환을 제어하는 부화면제어부(50)를 포함하여 구성된 것을 특징으로 하는 PIP기능을 갖춘 텔레비전의 부화면 OSD표시정치.The image processing unit of claim 1, wherein the sub-image processing unit (8) stores the image signal of the sub-screen processed by the image signal processing unit (40) and signal-converted into digital data by the ADC (42). In addition, the image switch unit is switched so that the reproduction of the image signal signal converted to an analog signal through the image data memory 44, the DAC 46 is paused by the image blocking function is blocked by the image blocking function. And a memory of the image data memory 44 under the control of the video blocking control of the control means 28 in addition to allocating the display area of the sub-screen by receiving the window signal from the window generating circuit 22. Sub-screen OSD display of the television with a PIP function, characterized in that it comprises a sub-screen control unit 50 for controlling the function pause and switching switching of the image switch unit (48). ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950044088A 1995-11-28 1995-11-28 Apparatus for osd displaying sub-screen for tv having pip function KR0153893B1 (en)

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KR1019950044088A KR0153893B1 (en) 1995-11-28 1995-11-28 Apparatus for osd displaying sub-screen for tv having pip function

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KR1019950044088A KR0153893B1 (en) 1995-11-28 1995-11-28 Apparatus for osd displaying sub-screen for tv having pip function

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KR970031933A true KR970031933A (en) 1997-06-26
KR0153893B1 KR0153893B1 (en) 1998-11-16

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KR101315415B1 (en) * 2007-12-06 2013-10-07 삼성전자주식회사 Image processing apparatus and control method thereof

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