KR910019464A - 정지화 전송방식 - Google Patents

정지화 전송방식 Download PDF

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Publication number
KR910019464A
KR910019464A KR1019910005063A KR910005063A KR910019464A KR 910019464 A KR910019464 A KR 910019464A KR 1019910005063 A KR1019910005063 A KR 1019910005063A KR 910005063 A KR910005063 A KR 910005063A KR 910019464 A KR910019464 A KR 910019464A
Authority
KR
South Korea
Prior art keywords
field
transmission method
still picture
picture transmission
subsampling
Prior art date
Application number
KR1019910005063A
Other languages
English (en)
Inventor
오사무 마쓰나가
Original Assignee
오가 노리오
소니 가부시끼가이샤
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 오가 노리오, 소니 가부시끼가이샤 filed Critical 오가 노리오
Publication of KR910019464A publication Critical patent/KR910019464A/ko

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N11/00—Colour television systems
    • H04N11/02—Colour television systems with bandwidth reduction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/12—Systems in which the television signal is transmitted via one channel or a plurality of parallel channels, the bandwidth of each channel being less than the bandwidth of the television signal
    • H04N7/122—Systems in which the television signal is transmitted via one channel or a plurality of parallel channels, the bandwidth of each channel being less than the bandwidth of the television signal involving expansion and subsequent compression of a signal segment, e.g. a frame, a line
    • H04N7/125—Systems in which the television signal is transmitted via one channel or a plurality of parallel channels, the bandwidth of each channel being less than the bandwidth of the television signal involving expansion and subsequent compression of a signal segment, e.g. a frame, a line the signal segment being a picture element
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/00095—Systems or arrangements for the transmission of the picture signal
    • H04N1/00098—Systems or arrangements for the transmission of the picture signal via a television channel, e.g. for a series of still pictures with or without sound

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)

Abstract

내용 없음

Description

정지화 전송방식
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본원 발명의 정지화 전송방식에 적용되는 수신계의 블록도.

Claims (2)

  1. 디지탈 영상신호로 변환된 화상데이터를 서브샘플링하고, 정지화 부분을 N필드의 영상신호로 하여 전송하는 화상전송방식에 있어서, 상기 서브샘플링에 의해 보간된 화상데이터를 상기 N필드에 이어지는 다음의 N필드로 전송함으로써, 2N필드로 1화면이 전송되도록 한 것을 특징으로 하는 정지화 전송방식.
  2. 제1항에 있어서, 상기 N필드의 전송타이밍과, 상기 N필드에 이어지는 다음의 N필드의 전송타이밍을 판별하는 신호가 콘트롤신호로서 부가되어 있는 것을 특징으로 하는 정지화 전송방식.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019910005063A 1990-04-20 1991-03-30 정지화 전송방식 KR910019464A (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP10280290 1990-04-20
JP90-102,802 1990-04-20
JP90-168506 1990-06-28
JP2168506A JPH0418887A (ja) 1990-04-20 1990-06-28 静止画伝送方式

Publications (1)

Publication Number Publication Date
KR910019464A true KR910019464A (ko) 1991-11-30

Family

ID=26443480

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910005063A KR910019464A (ko) 1990-04-20 1991-03-30 정지화 전송방식

Country Status (4)

Country Link
US (1) US5191415A (ko)
EP (1) EP0453281A3 (ko)
JP (1) JPH0418887A (ko)
KR (1) KR910019464A (ko)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05111008A (ja) * 1991-10-15 1993-04-30 Sony Corp 情報伝送装置及び情報受信装置
GB2272126A (en) * 1992-10-28 1994-05-04 Quantel Ltd Image processing system in which a high resolution image is stored as a plurality of low resolution images.
US6038257A (en) * 1997-03-12 2000-03-14 Telefonaktiebolaget L M Ericsson Motion and still video picture transmission and display
KR20020086425A (ko) * 2002-10-22 2002-11-18 최송수 국기 수납봉

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6162286A (ja) * 1984-09-04 1986-03-31 Univ Nagoya 画像信号帯域圧縮方式
US4942466A (en) * 1985-12-24 1990-07-17 British Broadcasting Corporation Bandwidth compression for television signals
JP2572975B2 (ja) * 1986-11-04 1997-01-16 三洋電機株式会社 直流分再生回路
JPH0191586A (ja) * 1987-10-02 1989-04-11 Nippon Hoso Kyokai <Nhk> 動き検出回路
JP2706495B2 (ja) * 1988-11-22 1998-01-28 松下電器産業株式会社 画像信号処理装置
CA2008000A1 (en) * 1989-01-18 1990-07-18 Takahiko Masumoto Decoder for subsampled video signal
US4943858A (en) * 1989-02-23 1990-07-24 Matsushita Electric Industrial Co., Ltd. TV signal recording and reproducing apparatus employing a digital interface and including signal drop-out compensation

Also Published As

Publication number Publication date
JPH0418887A (ja) 1992-01-23
US5191415A (en) 1993-03-02
EP0453281A3 (en) 1992-08-26
EP0453281A2 (en) 1991-10-23

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Legal Events

Date Code Title Description
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid