CA1335904C - Color image transmission system - Google Patents

Color image transmission system

Info

Publication number
CA1335904C
CA1335904C CA000613124A CA613124A CA1335904C CA 1335904 C CA1335904 C CA 1335904C CA 000613124 A CA000613124 A CA 000613124A CA 613124 A CA613124 A CA 613124A CA 1335904 C CA1335904 C CA 1335904C
Authority
CA
Canada
Prior art keywords
signal data
color
color difference
data
luminance signal
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
CA000613124A
Other languages
English (en)
French (fr)
Inventor
Hisaharu Nakashima
Masami Suzuki
Yoshinori Saito
Hisasi Matuyama
Hiroyuki Hayasaki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric Co Ltd
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
Priority claimed from JP63252384A external-priority patent/JP2552538B2/ja
Application filed by Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Application granted granted Critical
Publication of CA1335904C publication Critical patent/CA1335904C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
    • 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
    • H04N1/46—Colour picture communication systems
    • H04N1/64—Systems for the transmission or the storage of the colour picture signal; Details therefor, e.g. coding or decoding means therefor
    • H04N1/646—Transmitting or storing colour television type signals, e.g. PAL, Lab; Their conversion into additive or subtractive colour signals or vice versa therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Color Television Systems (AREA)
  • Processing Of Color Television Signals (AREA)
  • Color Image Communication Systems (AREA)
CA000613124A 1988-10-06 1989-09-26 Color image transmission system Expired - Fee Related CA1335904C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP252384/1988 1988-10-06
JP63252384A JP2552538B2 (ja) 1988-04-12 1988-10-06 カラー画像伝送方法

Publications (1)

Publication Number Publication Date
CA1335904C true CA1335904C (en) 1995-06-13

Family

ID=17236571

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000613124A Expired - Fee Related CA1335904C (en) 1988-10-06 1989-09-26 Color image transmission system

Country Status (4)

Country Link
KR (1) KR930001268B1 (ko)
CA (1) CA1335904C (ko)
DE (1) DE3933488A1 (ko)
FR (1) FR2637753B1 (ko)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19733761C2 (de) * 1997-08-05 2001-07-26 Gerd Reime Vorrichtung zum Übertragen farbiger Video-Standbilder über einen Signalkanal geringer Bandbreite

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4319267A (en) * 1979-02-16 1982-03-09 Nippon Telegraph And Telephone Public Corporation Picture coding and/or decoding equipment
DE3042966C2 (de) * 1980-11-14 1982-08-12 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Verfahren zur Reproduktion von Halbtonbildern in der Faksimiletechnik
DE3042919C2 (de) * 1980-11-14 1983-08-25 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Verfahren und Einrichtung zur Übertragung von Farbbildern in der Faksimiletechnik

Also Published As

Publication number Publication date
DE3933488A1 (de) 1990-04-12
KR930001268B1 (ko) 1993-02-22
FR2637753A1 (fr) 1990-04-13
KR900007212A (ko) 1990-05-09
DE3933488C2 (ko) 1993-01-14
FR2637753B1 (fr) 1992-10-09

Similar Documents

Publication Publication Date Title
US5038202A (en) Image transmission system
US5182635A (en) Color still picture transmission system
JP2538555B2 (ja) 画像ハ−ドコピ−作成装置
US4910598A (en) Solid state television camera with circuit for cancelling noise due to crystal defects
US5726707A (en) Signal reading and processing arrangement of still picture recording apparatus
US20040061797A1 (en) Digital camera
US4924298A (en) Method and apparatus for predictive coding
US20070132866A1 (en) Image capture device and method, and recording medium storing program for performing the method
US5990949A (en) Digital still camera which displays a gamma-corrected high-quality still image upon depression of a shutter release button but without displaying an unwanted image
EP0606855A1 (en) Television receiver
EP0467602B1 (en) Contrast corrector for video signal
EP0923052B1 (en) Image encoding/decoding technique
US6243139B1 (en) Apparatus for block-encoding input image signals
CA1335904C (en) Color image transmission system
US6307592B1 (en) Apparatus for converting the format of video signals based on frequency and composition ratio
EP0488542A1 (en) Picture quality improving circuit
US5267025A (en) Image sensing apparatus having two image sensing portions and one signal processing portion and allowing improved white balance control
JPH08223570A (ja) 画像伝送装置
JPH05252483A (ja) 映像受信機の走査ライン変換方法及びその装置
US5311297A (en) HDTV to conventional TV signal converting apparatus with non-linear level correction
US5285264A (en) Image reproduction apparatus with plural program processing
JPH0628386B2 (ja) デジタルブランキング再生回路
JPH06217185A (ja) 画面フリーズ装置
JPH0723323A (ja) 映像再生装置
JPH0723319A (ja) 映像音声処理システム

Legal Events

Date Code Title Description
MKLA Lapsed