NL154382B - Facsimile-overdrachtsstelsel met deltacodering. - Google Patents

Facsimile-overdrachtsstelsel met deltacodering.

Info

Publication number
NL154382B
NL154382B NL676708293A NL6708293A NL154382B NL 154382 B NL154382 B NL 154382B NL 676708293 A NL676708293 A NL 676708293A NL 6708293 A NL6708293 A NL 6708293A NL 154382 B NL154382 B NL 154382B
Authority
NL
Netherlands
Prior art keywords
transfer scheme
delta coding
facsimile transfer
facsimile
delta
Prior art date
Application number
NL676708293A
Other languages
English (en)
Other versions
NL6708293A (nl
Original Assignee
Xerox Corp
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 Xerox Corp filed Critical Xerox Corp
Publication of NL6708293A publication Critical patent/NL6708293A/xx
Publication of NL154382B publication Critical patent/NL154382B/nl

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H04B14/06—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using differential modulation, e.g. delta modulation
    • H04B14/062—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using differential modulation, e.g. delta modulation using delta modulation or one-bit differential modulation [1DPCM]
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/02—Delta modulation, i.e. one-bit differential modulation
    • 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
    • H04N1/417—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information using predictive or differential encoding

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Facsimiles In General (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
NL676708293A 1966-06-15 1967-06-15 Facsimile-overdrachtsstelsel met deltacodering. NL154382B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB26808/66A GB1189982A (en) 1966-06-15 1966-06-15 Binary Encoding

Publications (2)

Publication Number Publication Date
NL6708293A NL6708293A (nl) 1967-12-18
NL154382B true NL154382B (nl) 1977-08-15

Family

ID=10249566

Family Applications (1)

Application Number Title Priority Date Filing Date
NL676708293A NL154382B (nl) 1966-06-15 1967-06-15 Facsimile-overdrachtsstelsel met deltacodering.

Country Status (8)

Country Link
US (1) US3524926A (nl)
BE (1) BE699999A (nl)
CH (1) CH468135A (nl)
ES (1) ES341858A1 (nl)
GB (1) GB1189982A (nl)
NL (1) NL154382B (nl)
NO (1) NO121855B (nl)
SE (1) SE355460B (nl)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE758268A (fr) * 1969-11-04 1971-04-01 Ibm Procede et systeme de codage comprime de quantites sous forme digitale
US3708748A (en) * 1970-04-27 1973-01-02 Ibm Retrospective pulse modulation and apparatus therefor
DE2640140C2 (de) * 1976-09-07 1982-10-07 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren und Anordnung zur redundanzvermindernden Bildcodierung
GB8905472D0 (en) * 1989-03-10 1989-04-19 Crosfield Electronics Ltd Data encoding
JPH0828820B2 (ja) * 1990-05-28 1996-03-21 村田機械株式会社 画像データ符号化回路
US5448642A (en) * 1992-05-12 1995-09-05 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Method for coding low entrophy data
US5467134A (en) * 1992-12-22 1995-11-14 Microsoft Corporation Method and system for compressing video data
US5572335A (en) * 1994-04-01 1996-11-05 Xerox Corporation Method and system for transferring image data between two devices having different bandwidths
US5604608A (en) * 1995-09-28 1997-02-18 Xerox Corporation Device and method for controlling the scan speed of an image input terminal to match the throughput constraints of an image processing module
US10754859B2 (en) * 2016-10-28 2020-08-25 Microsoft Technology Licensing, Llc Encoding edges in graph databases

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2951899A (en) * 1954-08-30 1960-09-06 Gen Electric Information storage method and apparatus
US2946851A (en) * 1956-03-21 1960-07-26 Bell Telephone Labor Inc Television system having reduced transmission bandwidth
US2949505A (en) * 1957-08-14 1960-08-16 Bell Telephone Labor Inc Reduced bandwith transmission system
US3071727A (en) * 1961-05-08 1963-01-01 Bell Telephone Labor Inc Bandwidth reduction system
US3383461A (en) * 1964-08-17 1968-05-14 Hugh L. Dryden Reduced bandwidth video communication system utilizing sampling techniques
US3423526A (en) * 1965-01-21 1969-01-21 Hughes Aircraft Co Narrow-band television

Also Published As

Publication number Publication date
BE699999A (nl) 1967-11-16
CH468135A (de) 1969-01-31
NL6708293A (nl) 1967-12-18
GB1189982A (en) 1970-04-29
DE1512653B (de) 1972-10-12
SE355460B (nl) 1973-04-16
US3524926A (en) 1970-08-18
NO121855B (nl) 1971-04-19
ES341858A1 (es) 1968-09-16
DE1512653A1 (de) 1969-05-14

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: XEROX