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KR910013873A - 4화면 분할 표시 장치 - Google Patents

4화면 분할 표시 장치 Download PDF

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Publication number
KR910013873A
KR910013873A KR1019890018655A KR890018655A KR910013873A KR 910013873 A KR910013873 A KR 910013873A KR 1019890018655 A KR1019890018655 A KR 1019890018655A KR 890018655 A KR890018655 A KR 890018655A KR 910013873 A KR910013873 A KR 910013873A
Authority
KR
South Korea
Prior art keywords
signals
signal
video signal
output
unit
Prior art date
Application number
KR1019890018655A
Other languages
English (en)
Other versions
KR920005058B1 (ko
Inventor
홍삼표
Original Assignee
이헌조
주식회사 금성사
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 이헌조, 주식회사 금성사 filed Critical 이헌조
Priority to KR1019890018655A priority Critical patent/KR920005058B1/ko
Priority to US07/627,263 priority patent/US5142367A/en
Priority to GB9027171A priority patent/GB2240898B/en
Priority to JP2402533A priority patent/JP2662464B2/ja
Priority to DE4040195A priority patent/DE4040195A1/de
Priority to FR9015773A priority patent/FR2656142A1/fr
Publication of KR910013873A publication Critical patent/KR910013873A/ko
Application granted granted Critical
Publication of KR920005058B1 publication Critical patent/KR920005058B1/ko

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Classifications

    • 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
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals
    • H04N9/641—Multi-purpose receivers, e.g. for auxiliary information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
    • H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Alarm Systems (AREA)
  • Studio Circuits (AREA)
  • Television Systems (AREA)
  • Television Signal Processing For Recording (AREA)

Abstract

내용 없음.

Description

4화면 분할 표시 장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본발명 장치의 전체 시스템 구성도,
제2도는 본발명 장치의 회로도.

Claims (1)

  1. 영상 신호로 부터 휘도신호(Y) 및 색차신호(R-Y, B-Y)를 분리하기 위한 Y/C분리기(1)와: 상기 Y/C분리기(1)의 출력신호를 선택하는 선택부(2)와; 상기 선택부(2)에서 선택된 아날로그 신호를 디지탈 신호로 변환시키는A/D변환기(3)와; 상기 A/D변환기(3)에서 출력되는 디지탈 영상 신호를RAM(4)에 기록/해독하는 제어부(5)와: 상기 제어부(5)의 출력신호를 일시적으로 홀드 시키는 래치(6)와: 영상신호의 수평 및 수직 동기를 분리하는 동기 분리기(7)와: 상기 래치부(6)에서 출력되는 디지탈의 휘도신호 및 색차 신호를 아날로그 신호로 변환하는 다수개의 D/A변환기(8-10)와; 상기 다수개의 D/A변환기(8-10)에서 출력되는 휘도 신호(Y) 및 색차신호(R-Y, B-Y)를 합성 영상신호로 변환하는 앤코더(11)와: 칼라 버스트 신호 및 블랭킹 신호등을 발생시켜 앤코더(l1) 에 인가하는 동기 발생기(12)와: 화면에 문자를 표시하는 온스크린 발생부(13.13')와: 년, 월, 일, 요일, 시간, 초 등을 발생시키는 타이머(14)와: 각부를 제어하는 마이컴(15)과: 상기 마이컴(15)에 클럭신호를 발생시켜 주는 클럭 발생부(16)와: 현재 상태에 대한 여러가지 정보등을 정전시를 대비하여 저장하는 EEPROM(17)과: 컴퓨터 등과의 신호 인터페이스를 위한 라인 버퍼(18)와: 카메라로 부터 입력되는 4개의 신호를 임의로 선택하는 아날로그 스위칭부(19)와: 상기 온스크린 발생부(13')와 아날로그 스위칭부(19)에서 출력되는 영상신호를 합성하여 문자로 표시하는 영상 신호 합성부(20)와: 상기 영상 신호 합성부(20)에서 출력되는 영상신호를 증폭하여 출력단자(21,22)에 각각 연결되는 모니터, TV수상기 및 VCR등에 출력시키는 버퍼(23)와를 상호 연결하여서 구성됨을 특징으로 하는 4화면 분할표시 장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019890018655A 1989-12-15 1989-12-15 4화면 분할 표시 장치 KR920005058B1 (ko)

Priority Applications (6)

Application Number Priority Date Filing Date Title
KR1019890018655A KR920005058B1 (ko) 1989-12-15 1989-12-15 4화면 분할 표시 장치
US07/627,263 US5142367A (en) 1989-12-15 1990-12-14 System for divisionally displaying plural images on a screen
GB9027171A GB2240898B (en) 1989-12-15 1990-12-14 System for displaying several images on a screen
JP2402533A JP2662464B2 (ja) 1989-12-15 1990-12-15 四画面分割表示装置
DE4040195A DE4040195A1 (de) 1989-12-15 1990-12-15 Teilanzeigesystem fuer einen vierfach unterteilten bildschirm
FR9015773A FR2656142A1 (fr) 1989-12-15 1990-12-17 Systeme d'affichage compartimente en quatre ecrans.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019890018655A KR920005058B1 (ko) 1989-12-15 1989-12-15 4화면 분할 표시 장치

Publications (2)

Publication Number Publication Date
KR910013873A true KR910013873A (ko) 1991-08-08
KR920005058B1 KR920005058B1 (ko) 1992-06-26

Family

ID=19292965

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890018655A KR920005058B1 (ko) 1989-12-15 1989-12-15 4화면 분할 표시 장치

Country Status (6)

Country Link
US (1) US5142367A (ko)
JP (1) JP2662464B2 (ko)
KR (1) KR920005058B1 (ko)
DE (1) DE4040195A1 (ko)
FR (1) FR2656142A1 (ko)
GB (1) GB2240898B (ko)

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KR100406672B1 (ko) * 2001-08-31 2003-11-21 주식회사 영전 멀티 비디오 비젼장치

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KR940001439B1 (ko) * 1991-08-30 1994-02-23 삼성전자 주식회사 자막정보 중첩회로
JPH0622215A (ja) * 1992-07-06 1994-01-28 Toshiba Corp 映像送信方法、該方法に用いる映像送信装置および映像受信装置
GB2269720A (en) * 1992-08-03 1994-02-16 Asahi Optical Co Ltd Multi image display system
US6469746B1 (en) * 1992-12-28 2002-10-22 Sanyo Electric Co., Ltd. Multi-vision screen adapter
USRE43462E1 (en) 1993-04-21 2012-06-12 Kinya (Ken) Washino Video monitoring and conferencing system
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US6208376B1 (en) * 1996-04-22 2001-03-27 Canon Kabushiki Kaisha Communication system and method and storage medium for storing programs in communication system
KR100200616B1 (ko) * 1996-09-02 1999-06-15 윤종용 감시 화면 분할 표시장치 및 그 방법
KR100233388B1 (ko) * 1996-10-11 1999-12-01 구자홍 티브이 및 피씨화면 동시 디스플레이장치
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CN100345102C (zh) * 2004-11-30 2007-10-24 北京中科大洋科技发展股份有限公司 多画面分割系统
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Also Published As

Publication number Publication date
DE4040195A1 (de) 1991-06-20
GB2240898A (en) 1991-08-14
JP2662464B2 (ja) 1997-10-15
GB9027171D0 (en) 1991-02-06
FR2656142B1 (ko) 1997-02-14
US5142367A (en) 1992-08-25
JPH04137886A (ja) 1992-05-12
GB2240898B (en) 1994-08-31
KR920005058B1 (ko) 1992-06-26
FR2656142A1 (fr) 1991-06-21

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