DE4292873D2 - Image template coding for fax and color television, for example - Google Patents

Image template coding for fax and color television, for example

Info

Publication number
DE4292873D2
DE4292873D2 DE4292873T DE4292873T DE4292873D2 DE 4292873 D2 DE4292873 D2 DE 4292873D2 DE 4292873 T DE4292873 T DE 4292873T DE 4292873 T DE4292873 T DE 4292873T DE 4292873 D2 DE4292873 D2 DE 4292873D2
Authority
DE
Germany
Prior art keywords
fax
color television
image template
template coding
coding
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 - Lifetime
Application number
DE4292873T
Other languages
German (de)
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
Application filed by Individual filed Critical Individual
Priority to DE4292873T priority Critical patent/DE4292873D2/en
Priority claimed from DE4244835A external-priority patent/DE4244835A1/en
Priority claimed from PCT/EP1992/002977 external-priority patent/WO1993004572A2/en
Application granted granted Critical
Publication of DE4292873D2 publication Critical patent/DE4292873D2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
    • H04N21/2383—Channel coding or modulation of digital bit-stream, e.g. QPSK modulation
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/24—Half-wave signalling systems
    • 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
    • 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
    • H04N11/00—Colour television systems
    • H04N11/04—Colour television systems using pulse code modulation
    • H04N11/042—Codec means
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving encoded video stream packets from an IP network
    • H04N21/4382—Demodulation or channel decoding, e.g. QPSK demodulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
DE4292873T 1992-11-06 1992-12-23 Image template coding for fax and color television, for example Expired - Lifetime DE4292873D2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE4292873T DE4292873D2 (en) 1992-11-06 1992-12-23 Image template coding for fax and color television, for example

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE4237596 1992-11-06
DE4244835A DE4244835A1 (en) 1992-11-06 1992-12-23 Telefax or colour television image coding system
DE4292873T DE4292873D2 (en) 1992-11-06 1992-12-23 Image template coding for fax and color television, for example
PCT/EP1992/002977 WO1993004572A2 (en) 1992-02-24 1992-12-23 Coding of images and originals, for example for telefax and colour television

Publications (1)

Publication Number Publication Date
DE4292873D2 true DE4292873D2 (en) 1995-09-21

Family

ID=25920244

Family Applications (2)

Application Number Title Priority Date Filing Date
DE4244854A Withdrawn DE4244854A1 (en) 1992-11-06 1992-12-23 Telefax or colour television image coding system
DE4292873T Expired - Lifetime DE4292873D2 (en) 1992-11-06 1992-12-23 Image template coding for fax and color television, for example

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE4244854A Withdrawn DE4244854A1 (en) 1992-11-06 1992-12-23 Telefax or colour television image coding system

Country Status (1)

Country Link
DE (2) DE4244854A1 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59219071A (en) * 1983-05-26 1984-12-10 Fujitsu Ltd Picture coding transmission system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE131083C (en) *
DE2740945C3 (en) * 1977-09-10 1982-02-11 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Method for the transmission of image signals with the aid of differential pulse code modulation (DPCM) and a controlled quantizer

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59219071A (en) * 1983-05-26 1984-12-10 Fujitsu Ltd Picture coding transmission system

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
DE-B.: SCH�NFELDER, H., Bildkommunikation, Berlin Heidelberg New York, Springer-Verlag, 1983, S.255-258, ISBN 3-540-12214-1 *
DE-Z.: SPRINGSTEIN, K.-A.: Datenkompression hei�t das neue Zauberwort der Zeitungstech- nik und der elektronischen Informationsver- arbeitung. In: Druckwelt 19, 1.10.1984, S.31-42 *

Also Published As

Publication number Publication date
DE4244854A1 (en) 1995-09-14

Similar Documents

Publication Publication Date Title
SG46207A1 (en) Dropped-form document image compression
EP0660612A3 (en) Image encoding apparatus.
EP0609022A3 (en) Image encoding apparatus.
EP0622758A3 (en) Raster image depletion for high resolution printing.
EP0647921A3 (en) Structured image(si)format for describing complex color raster images.
GB2160062B (en) Facsimile image encoding method
DE69420469T2 (en) Moire reducer for solid color image video
GB2280567B (en) Image scanning apparatus
DE3787933D1 (en) Optimal halftone color patterns for raster scanned images.
EP0488274A3 (en) Method and apparatus for decoding and printing coded image, and facsimile apparatus, filing apparatus and communication apparatus using the same
EP0631430A3 (en) Color image processing apparatus capable of suppressing moire.
EP0696780A3 (en) Image resolution alteration
AU3257693A (en) Coding of images and originals, for example for telefax and colour television
GB9419291D0 (en) Apparatus for discriminating special original document and apparatus for reading image by use of the discriminating apparatus
DE4191106D2 (en) Image template coding, for example for faxes and color television
DE4292873D2 (en) Image template coding for fax and color television, for example
GB9421770D0 (en) Digital image coding
GB9326582D0 (en) Image coding
DE69419452D1 (en) Image scanner
EP0435658A3 (en) Image scanner
EP0484888A3 (en) Image scanner
EP0613061A3 (en) Color image forming apparatus.
GB9403168D0 (en) Color facsimile apparatus
EP0504576A3 (en) Document scanner
EP0581971A4 (en) Image scanner.

Legal Events

Date Code Title Description
AC Divided out of

Ref document number: 4244835

Country of ref document: DE

AC Divided out of

Ref document number: 4244835

Country of ref document: DE

8110 Request for examination paragraph 44
8607 Notification of search results after publication
8130 Withdrawal