FR2173465A5 - - Google Patents

Info

Publication number
FR2173465A5
FR2173465A5 FR7206490A FR7206490A FR2173465A5 FR 2173465 A5 FR2173465 A5 FR 2173465A5 FR 7206490 A FR7206490 A FR 7206490A FR 7206490 A FR7206490 A FR 7206490A FR 2173465 A5 FR2173465 A5 FR 2173465A5
Authority
FR
Grant status
Application
Patent type
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
Application number
FR7206490A
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.)
Alcatel CIT SA
Original Assignee
Alcatel CIT SA
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

Links

Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06KRECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K9/00Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints
    • G06K9/36Image preprocessing, i.e. processing the image information without deciding about the identity of the image
    • G06K9/44Smoothing or thinning of the pattern
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40Picture signal circuits
    • H04N1/409Edge or detail enhancement; Noise or error suppression
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06KRECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K2209/00Indexing scheme relating to methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints
    • G06K2209/01Character recognition
FR7206490A 1972-02-25 1972-02-25 Expired FR2173465A5 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7206490A FR2173465A5 (en) 1972-02-25 1972-02-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7206490A FR2173465A5 (en) 1972-02-25 1972-02-25

Publications (1)

Publication Number Publication Date
FR2173465A5 true true FR2173465A5 (en) 1973-10-05

Family

ID=9094161

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7206490A Expired FR2173465A5 (en) 1972-02-25 1972-02-25

Country Status (1)

Country Link
FR (1) FR2173465A5 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0053935A2 (en) * 1980-12-08 1982-06-16 Ncr Canada Ltd - Ncr Canada Ltee Method and apparatus for altering erroneous data elements in digital images
EP0105116A2 (en) * 1982-09-30 1984-04-11 International Business Machines Corporation Enhancement of video images by selective introduction of gray-scale pels
WO1989006019A1 (en) * 1987-12-21 1989-06-29 Eastman Kodak Company Image character enhancement using a stroke strengthening kernel

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0053935A2 (en) * 1980-12-08 1982-06-16 Ncr Canada Ltd - Ncr Canada Ltee Method and apparatus for altering erroneous data elements in digital images
EP0053935A3 (en) * 1980-12-08 1982-10-27 Ncr Canada Ltd - Ncr Canada Ltee Method and apparatus for altering erroneous data elements in digital images
EP0105116A2 (en) * 1982-09-30 1984-04-11 International Business Machines Corporation Enhancement of video images by selective introduction of gray-scale pels
EP0105116A3 (en) * 1982-09-30 1987-02-04 International Business Machines Corporation Enhancement of video images by selective introduction of gray-scale pels
WO1989006019A1 (en) * 1987-12-21 1989-06-29 Eastman Kodak Company Image character enhancement using a stroke strengthening kernel

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Legal Events

Date Code Title Description
ST Notification of lapse