KR930015760A - 텔레비젼모드 자동변환장치 - Google Patents

텔레비젼모드 자동변환장치 Download PDF

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Publication number
KR930015760A
KR930015760A KR1019910025683A KR910025683A KR930015760A KR 930015760 A KR930015760 A KR 930015760A KR 1019910025683 A KR1019910025683 A KR 1019910025683A KR 910025683 A KR910025683 A KR 910025683A KR 930015760 A KR930015760 A KR 930015760A
Authority
KR
South Korea
Prior art keywords
signal
signals
color difference
luminance
pal
Prior art date
Application number
KR1019910025683A
Other languages
English (en)
Inventor
배점한
Original Assignee
강진구
삼성전자 주식회사
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 강진구, 삼성전자 주식회사 filed Critical 강진구
Priority to KR1019910025683A priority Critical patent/KR930015760A/ko
Priority to JP4348808A priority patent/JP2607020B2/ja
Priority to US07/999,111 priority patent/US5389974A/en
Priority to GB9227142A priority patent/GB2263374B/en
Priority to CN92113847A priority patent/CN1041883C/zh
Publication of KR930015760A publication Critical patent/KR930015760A/ko

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/46—Receiver circuitry for the reception of television signals according to analogue transmission standards for receiving on more than one standard at will
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
    • H04N7/0135—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level involving interpolation processes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N11/00—Colour television systems
    • H04N11/06—Transmission systems characterised by the manner in which the individual colour picture signal components are combined
    • H04N11/20—Conversion of the manner in which the individual colour picture signal components are combined, e.g. conversion of colour television standards
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/765—Interface circuits between an apparatus for recording and another apparatus

Abstract

NTSC, PAL, SECAM, M-PAL, N-PAL 텔레비젼 표준신호를 상호변환시키기 위한 텔레비젼모드 자동변환 장치가 기술되는바, 이는 전용 필드 메모리를 사용하지 않고서 2개의 필드를 저장할 수 있는 비디오 메모리를 사용함으로써 제품의 제조원가를 경감시킬 수 있도록 구성된다.

Description

텔레비젼모드 자동변환장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명에 따른 텔레비젼모드 자동변환장치의 블럭구성도, 제2도는 제1도의 각부의 신호파형도, 제3도는 라이트인에이블 신호의 파형도이다.

Claims (1)

  1. 입력되는 텔레비젼 비디오 신호에서 휘도신호를 분리하는 저역필터(6)와, 상기의 휘도신호를 디지틀신호로 변환하는 아날로그/디지탈 변환기(7)와, 상기의 비디오신호로부터 동기신호를 분리하는 동기신호 분리기(2)와, 상기의 비디오신호로부터 색차신호(R-Y,B-Y)를 발생하는 색차신호 발생기(3)와, 상기의 색차신호를 혼합하는 멀티플렉서(8)와, 혼합된 색차신호를 디지탈신호로 변환하여 색신호 데이터를 발생하기 위한 아날로그/디지탈 변환기(9)와, 휘도신호를 1H 지연시키기 위한 휘도라인 메모리(10)와, 색신호를 1H 지연시키는 칼라라인 메모리(11)와, 기본클럭을 발생시키기 위한 기본발진기(16)와, 방송방식에 따라 4fsc 발진신호를 공급하여 동기신호를 발생시키기 위한 동기신호발생 및 4fsc 발진기(4)와, 서로 다른 필드를 상호변환시키기 위한 비디오 메모리(12)와, 화상데이터를 아날로그의 휘도신호와 색차신호로 변환하는 디지틀/아날로그 변환기(13,14,15)와, 상기의 시스템을 제어하는 신호를 발생하는 콘트롤러(1)와, NTSC, PAL, N-PAL, M-PAL신호를 엔코딩하기 위한 엔코더(5)와, SECAM 신호를 엔코딩하기 위한 엔코더(18) 및, 상기의 엔코더(5,18)에서 출력되는 신호를 상기 콘트롤러(1)의 제어하에서 선택하여 출력하는 스위치(17)로 구성시켜서 됨을 특징으로 하는 텔레비젼모드 자동변환장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019910025683A 1991-12-31 1991-12-31 텔레비젼모드 자동변환장치 KR930015760A (ko)

Priority Applications (5)

Application Number Priority Date Filing Date Title
KR1019910025683A KR930015760A (ko) 1991-12-31 1991-12-31 텔레비젼모드 자동변환장치
JP4348808A JP2607020B2 (ja) 1991-12-31 1992-12-28 テレビモードの自動変換装置
US07/999,111 US5389974A (en) 1991-12-31 1992-12-31 Automatic converting device of television broadcasting mode
GB9227142A GB2263374B (en) 1991-12-31 1992-12-31 Switching of television broadcast modes
CN92113847A CN1041883C (zh) 1991-12-31 1992-12-31 电视广播制式的自动转换装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019910025683A KR930015760A (ko) 1991-12-31 1991-12-31 텔레비젼모드 자동변환장치

Publications (1)

Publication Number Publication Date
KR930015760A true KR930015760A (ko) 1993-07-24

Family

ID=19327157

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910025683A KR930015760A (ko) 1991-12-31 1991-12-31 텔레비젼모드 자동변환장치

Country Status (5)

Country Link
US (1) US5389974A (ko)
JP (1) JP2607020B2 (ko)
KR (1) KR930015760A (ko)
CN (1) CN1041883C (ko)
GB (1) GB2263374B (ko)

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KR100499457B1 (ko) * 1997-12-31 2006-03-23 엘지전자 주식회사 디지털방송수신기의다중방송신호처리장치

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JPH07298160A (ja) * 1994-04-25 1995-11-10 Hitachi Ltd ビデオｃｄ再生装置内蔵テレビジョン装置
US5579056A (en) * 1994-05-03 1996-11-26 Syntek Design Technology Limited Digital multi-standard TV composite video encoder for high color resolution TV game
JP3123358B2 (ja) * 1994-09-02 2001-01-09 株式会社日立製作所 ディスプレイ装置
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US5717466A (en) * 1995-06-29 1998-02-10 Motorola, Inc. Circuit for interpolating scan lines of a video signal and method of using same
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US5905536A (en) * 1997-06-05 1999-05-18 Focus Enhancements, Inc. Video signal converter utilizing a subcarrier-based encoder
USRE38954E1 (en) 1997-09-26 2006-01-31 Matsushita Electric Industrial Co., Ltd. Television signal processor that is operable to generate a television signal broadcast waves with a plurality of different broadcast standards
KR100244225B1 (ko) * 1997-12-10 2000-02-01 구자홍 디티브이의 입력 영상 변환장치
JP4086354B2 (ja) * 1998-02-12 2008-05-14 ローム株式会社 マルチフォーマットビデオエンコーダ
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CN100379280C (zh) * 2005-11-29 2008-04-02 天津三星电子显示器有限公司 模拟电视信号接收机对接收信号制式自动识别的方法
WO2010055743A1 (ja) * 2008-11-11 2010-05-20 シャープ株式会社 画像データ変換装置、画像データ変換方法、プログラム、および記録媒体

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100499457B1 (ko) * 1997-12-31 2006-03-23 엘지전자 주식회사 디지털방송수신기의다중방송신호처리장치

Also Published As

Publication number Publication date
JP2607020B2 (ja) 1997-05-07
GB9227142D0 (en) 1993-02-24
CN1041883C (zh) 1999-01-27
JPH0686297A (ja) 1994-03-25
CN1076579A (zh) 1993-09-22
GB2263374A (en) 1993-07-21
US5389974A (en) 1995-02-14
GB2263374B (en) 1995-08-23

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