FR2226709A1 - - Google Patents

Info

Publication number
FR2226709A1
FR2226709A1 FR7407865A FR7407865A FR2226709A1 FR 2226709 A1 FR2226709 A1 FR 2226709A1 FR 7407865 A FR7407865 A FR 7407865A FR 7407865 A FR7407865 A FR 7407865A FR 2226709 A1 FR2226709 A1 FR 2226709A1
Authority
FR
France
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.)
Granted
Application number
FR7407865A
Other languages
French (fr)
Other versions
FR2226709B1 (en
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of FR2226709A1 publication Critical patent/FR2226709A1/fr
Application granted granted Critical
Publication of FR2226709B1 publication Critical patent/FR2226709B1/fr
Expired 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
    • 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G06T1/0007—Image acquisition
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/004—Predictors, e.g. intraframe, interframe coding
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00—Individual registration on entry or exit
    • G07C9/30—Individual registration on entry or exit not involving the use of a pass
    • G07C9/32—Individual registration on entry or exit not involving the use of a pass in combination with an identity check
    • G07C9/35—Individual registration on entry or exit not involving the use of a pass in combination with an identity check by means of a handwritten signature
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/46—Conversion to or from run-length codes, i.e. by representing the number of consecutive digits, or groups of digits, of the same kind by a code word and a digit indicative of that kind

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Image Processing (AREA)
FR7407865A 1973-04-17 1974-02-28 Expired FR2226709B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7305334,A NL172799C (en) 1973-04-17 1973-04-17 SYSTEM FOR PROCESSING INFORMATION FROM HANDWRITTEN TEXT.

Publications (2)

Publication Number Publication Date
FR2226709A1 true FR2226709A1 (en) 1974-11-15
FR2226709B1 FR2226709B1 (en) 1976-06-25

Family

ID=19818664

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7407865A Expired FR2226709B1 (en) 1973-04-17 1974-02-28

Country Status (6)

Country Link
JP (1) JPS5010908A (en)
DE (1) DE2413090A1 (en)
FR (1) FR2226709B1 (en)
GB (1) GB1438469A (en)
IT (1) IT1006312B (en)
NL (1) NL172799C (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2368761A1 (en) * 1976-10-22 1978-05-19 Informer Inc TERMINAL SYSTEM FOR STORING AND VIEWING DATA
EP0488814A2 (en) * 1990-11-30 1992-06-03 Xerox Corporation System for scanning signature pages

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4360840A (en) * 1980-05-13 1982-11-23 Am International, Inc. Real time data compression/decompression scheme for facsimile transmission system

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3676000A (en) * 1970-12-31 1972-07-11 Coded Signatures Inc Data encoding and decoding apparatus and method
FR2145553A1 (en) * 1971-07-10 1973-02-23 Ricoh Kk
US3718908A (en) * 1970-11-30 1973-02-27 R Bloomstein Signature storage and retrieval system

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3225333A (en) * 1961-12-28 1965-12-21 Ibm Differential quantitized storage and compression

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3718908A (en) * 1970-11-30 1973-02-27 R Bloomstein Signature storage and retrieval system
US3676000A (en) * 1970-12-31 1972-07-11 Coded Signatures Inc Data encoding and decoding apparatus and method
FR2145553A1 (en) * 1971-07-10 1973-02-23 Ricoh Kk

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2368761A1 (en) * 1976-10-22 1978-05-19 Informer Inc TERMINAL SYSTEM FOR STORING AND VIEWING DATA
EP0488814A2 (en) * 1990-11-30 1992-06-03 Xerox Corporation System for scanning signature pages
EP0488814A3 (en) * 1990-11-30 1992-10-28 Xerox Corporation System for scanning signature pages

Also Published As

Publication number Publication date
FR2226709B1 (en) 1976-06-25
GB1438469A (en) 1976-06-09
JPS5010908A (en) 1975-02-04
NL172799C (en) 1983-10-17
DE2413090A1 (en) 1974-11-07
IT1006312B (en) 1976-09-30
NL7305334A (en) 1974-10-21
NL172799B (en) 1983-05-16

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Legal Events

Date Code Title Description
ST Notification of lapse