AU8309991A - Picture coding, for example for telefax and colour television - Google Patents

Picture coding, for example for telefax and colour television

Info

Publication number
AU8309991A
AU8309991A AU83099/91A AU8309991A AU8309991A AU 8309991 A AU8309991 A AU 8309991A AU 83099/91 A AU83099/91 A AU 83099/91A AU 8309991 A AU8309991 A AU 8309991A AU 8309991 A AU8309991 A AU 8309991A
Authority
AU
Australia
Prior art keywords
telefax
picture coding
colour television
colour
television
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.)
Abandoned
Application number
AU83099/91A
Inventor
Josef Dirr
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.)
Individual
Original Assignee
Individual
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 DE19904025034 external-priority patent/DE4025034A1/en
Application filed by Individual filed Critical Individual
Publication of AU8309991A publication Critical patent/AU8309991A/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/005—Statistical coding, e.g. Huffman, run length coding
    • 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
    • H04N1/41—Bandwidth or redundancy reduction
    • H04N1/411—Bandwidth or redundancy reduction for the transmission or storage or reproduction of two-tone pictures, e.g. black and white pictures
    • H04N1/413—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information
    • H04N1/419—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information in which encoding of the length of a succession of picture-elements of the same value along a scanning line is the only encoding step
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/08—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division
    • H04N7/081—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division the additional information signals being transmitted by means of a subcarrier

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Color Television Systems (AREA)
AU83099/91A 1990-08-07 1991-08-06 Picture coding, for example for telefax and colour television Abandoned AU8309991A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19904025034 DE4025034A1 (en) 1989-03-20 1990-08-07 Picture coding for, e.g. telefax and colour television
DE4025034 1990-08-07

Publications (1)

Publication Number Publication Date
AU8309991A true AU8309991A (en) 1991-12-10

Family

ID=6411795

Family Applications (1)

Application Number Title Priority Date Filing Date
AU83099/91A Abandoned AU8309991A (en) 1990-08-07 1991-08-06 Picture coding, for example for telefax and colour television

Country Status (4)

Country Link
EP (1) EP0543848B1 (en)
AU (1) AU8309991A (en)
DE (1) DE4191106D2 (en)
WO (1) WO1991017646A2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5576835A (en) * 1992-02-24 1996-11-19 Dirr; Josef Method for run-length coding for shortening transmission time
CZ286929B6 (en) * 1993-08-05 2000-08-16 Motorola Inc Telefax communication process within a communication system with selective calling and communication system for making the same

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE406407B (en) * 1975-11-25 1979-02-05 Hell Rudolf Dr Ing Gmbh PROCEDURE FOR DIGITAL RUN LENGTH CODING WITH REDUNDANCE REDUCTION FOR TRANSFER OF BINERT CODED IMAGE INFORMATION
JPS5937773A (en) * 1982-08-26 1984-03-01 Canon Inc Run-length coding and decoding device
ATE107822T1 (en) * 1988-02-19 1994-07-15 Josef Dirr METHOD FOR THE DIGITAL AND/OR ANALOGUE CODING OF INFORMATION ON ONE, TWO OR MORE CHANNELS AND/OR FREQUENCY OR BANDWIDTH REDUCTION AND/OR INCREASING TRANSMISSION SECURITY.

Also Published As

Publication number Publication date
DE4191106D2 (en) 1993-10-07
WO1991017646A2 (en) 1991-11-28
EP0543848A1 (en) 1993-06-02
EP0543848B1 (en) 1996-10-23
WO1991017646A3 (en) 1991-12-26

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