KR930019035A - Multi Screen Display - Google Patents

Multi Screen Display Download PDF

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Publication number
KR930019035A
KR930019035A KR1019920003345A KR920003345A KR930019035A KR 930019035 A KR930019035 A KR 930019035A KR 1019920003345 A KR1019920003345 A KR 1019920003345A KR 920003345 A KR920003345 A KR 920003345A KR 930019035 A KR930019035 A KR 930019035A
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KR
South Korea
Prior art keywords
image
signal
unit
image storage
reproduction
Prior art date
Application number
KR1019920003345A
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Korean (ko)
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KR950001573B1 (en
Inventor
백승웅
Original Assignee
강진구
삼성전자 주식회사
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Priority to KR1019920003345A priority Critical patent/KR950001573B1/en
Publication of KR930019035A publication Critical patent/KR930019035A/en
Application granted granted Critical
Publication of KR950001573B1 publication Critical patent/KR950001573B1/en

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/18Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast

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

Abstract

본 발명은 다수개의 채널을 통한 다수개의 영상신호들을 하나의 수상기에 분할 디스플레이하는 장치에 있어서, 상기 영상신호들중 소망하는 어느 하나의 영상신호를 단일정지화면으로 상기 수상기에 디스플레이하도록 제어 하는 모드선택수단, 각각이 각 채널을 통해 수신되는 영상신호를 디지탈로 변환하고, 변환된 디지탈영상신호를 압축하여 저장하는 다수의 화상저장부, 각각이 상기 다수의 화상저장부의 어느 하나와 연결되고, 대응하는 화상저장부에 저장된 영상신호를 재생하여 아날로그로 변환하는 다수의 화상재생부, 상기 모드선택수단으로부터 인가되는 제어신호에 따라 상기 화상저장부와 재생부를 제어하는 조절신호 발생부로 구성되어 상기에 설명되어진 본 발명에 따른 장치의 동작으로 4분할 CCTV에서 4분할 동작모드와 4분할 정지모드 그리고 원하는 채널의 정지화면을 단일 화면으로 사용할 수 있으므로 감시용 TV의 효과를 더욱 극대화할 수 있는 효과를 제공한다.The present invention provides a device for splitting and displaying a plurality of video signals through a plurality of channels on a single receiver, wherein the mode selection is controlled to display a desired one of the video signals on the receiver as a single still screen. Means, each of which comprises a plurality of image storage units for converting image signals received through respective channels into digital, and compressing and storing the converted digital image signals, each connected to any one of the plurality of image storage units, A plurality of image reproduction units for reproducing and converting image signals stored in an image storage unit into analog, and an adjustment signal generator for controlling the image storage unit and the reproduction unit in accordance with a control signal applied from the mode selection means described above. 4-split operation mode and 4-split stop mode in 4-split CCTV with operation of the device according to the invention And you can use the still image of the desired channel as a single screen to maximize the effect of the surveillance TV.

Description

멀티화면 디스플레이장치Multi Screen Display

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

제1도는 본 발명에 따른 멀티화면 디스플레이장치.1 is a multi-screen display device according to the present invention.

제2도는 본 발명에 따른 멀티화면 디스플레이장치에서의 주요부분의 파형예시도.2 is an exemplary waveform diagram of a main part of a multi-screen display device according to the present invention.

Claims (3)

다수개의 채널을 통한 다수개의 영상신호들을 하나의 수상기에 분할 디스플레이하는 장치에 있어서, 상기 영상신호들중 소망하는 어느 하나의 영상신호를 단일정지화면으로 상기 수상기에 디스플레이하도록 제어하는 모드선택수단, 각각이 각 채널을 통해 수신되는 영상신호를 디지탈로 변환하고, 변환된 디지탈영상신호를 압축하여 저장하는 다수의 화상저장부, 각각이 상기 다수의 화상 저장부의 어느 하나와 연결되고, 대응하는 화상저장부에 저장된 영상신호를 제생하여 아날로그로 변환하는 다수의 화상재생부, 상기 모드선택수단으로부터 인가되는 제어신호에 따라 상기 화상저장부와 재생부를 제어하는 조절신호 발생부를 포함하는 멀티 화면 디스플레이장치An apparatus for dividing and displaying a plurality of video signals through a plurality of channels on a single receiver, the mode selecting means for controlling to display any one of the video signals desired on the receiver as a single still screen, respectively. A plurality of image storage units for converting image signals received through each channel into digital, and compressing and storing the converted digital image signals, each of which is connected to any one of the plurality of image storage units, and corresponding image storage unit A multi-screen display device including a plurality of image reproduction unit for reproducing the video signal stored in the analog conversion to an analog, and the control signal generator for controlling the image storage unit and the reproduction unit in accordance with a control signal applied from the mode selection means 제1항에 있어서, 상기 화상저장부의 각각은 입력되는 아날로그영상신호를 디지탈신호로 변환하는 A/D변환기, 디지탈로 변환된 영상신호를 저장하는 버퍼형메모리, 및 상기 입력단으로부터 수평동기신호, 수직동기신호, 반송주파수의 클릭신호를 인가받아 상기 A/D변환기와 버퍼형메모리의 동작을 제어하는 저장조절부로 이루어짐을 특징으로 하는 멀티화면 디스플레이장치.The image storage unit of claim 1, wherein each of the image storage units comprises an A / D converter for converting an input analog video signal into a digital signal, a buffer type memory for storing the digitally converted video signal, and a horizontal synchronous signal from the input terminal. And a storage controller for controlling the operation of the A / D converter and the buffer type memory by receiving a synchronization signal and a click signal of a carrier frequency. 제1항에 있어서, 화상재생부는 상기 화상저장부내의 버퍼형메모리에 저장된 영상신호를 인가받아 하나의 수평동기를 지연하는 1H지연기, 상기 1H지연기와 상기 화상저장부로부터의 영상신호를 인가받은 멀티플렉스, 상기 멀티플렉스의 출력신호를 아날로그신호로 바꾸어 주는 D/A 변환기, 재생시 필요한 동기신호를 발생하는 동기발생기, 및 재생용 동기신호를 인가받아 상기 버퍼형메모리의 동작을 제어하는 재생조절부로 이루어짐을 특징으로 하는 멀티화면 디스플레이 장치.The image reproducing unit of claim 1, wherein the image reproducing unit receives a video signal stored in a buffer type memory in the image storing unit and delays one horizontal synchronization, and receives the image signal from the 1H delay unit and the image storing unit. A multiplex, a D / A converter for converting the output signal of the multiplex into an analog signal, a synchronous generator for generating a synchronous signal for reproduction, and a reproduction control for controlling the operation of the buffer type memory by receiving a synchronous signal for reproduction Multi-screen display device characterized in that made of negative. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019920003345A 1992-02-29 1992-02-29 Multi-screen display apparatus KR950001573B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019920003345A KR950001573B1 (en) 1992-02-29 1992-02-29 Multi-screen display apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019920003345A KR950001573B1 (en) 1992-02-29 1992-02-29 Multi-screen display apparatus

Publications (2)

Publication Number Publication Date
KR930019035A true KR930019035A (en) 1993-09-22
KR950001573B1 KR950001573B1 (en) 1995-02-25

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019920003345A KR950001573B1 (en) 1992-02-29 1992-02-29 Multi-screen display apparatus

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Country Link
KR (1) KR950001573B1 (en)

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Publication number Publication date
KR950001573B1 (en) 1995-02-25

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