FR1258503A - Improvements to printed symbol identifier systems - Google Patents

Improvements to printed symbol identifier systems

Info

Publication number
FR1258503A
FR1258503A FR825743A FR825743A FR1258503A FR 1258503 A FR1258503 A FR 1258503A FR 825743 A FR825743 A FR 825743A FR 825743 A FR825743 A FR 825743A FR 1258503 A FR1258503 A FR 1258503A
Authority
FR
France
Prior art keywords
symbol identifier
printed symbol
identifier systems
systems
printed
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
Application number
FR825743A
Other languages
French (fr)
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston 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
Priority claimed from US810281A external-priority patent/US3111645A/en
Application filed by Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Priority to FR825743A priority Critical patent/FR1258503A/en
Priority claimed from US37630A external-priority patent/US3148336A/en
Application granted granted Critical
Publication of FR1258503A publication Critical patent/FR1258503A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
    • G06G7/14—Arrangements for performing computing operations, e.g. operational amplifiers for addition or subtraction 
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
    • G06G7/19—Arrangements for performing computing operations, e.g. operational amplifiers for forming integrals of products, e.g. Fourier integrals, Laplace integrals, correlation integrals; for analysis or synthesis of functions using orthogonal functions
    • G06G7/1928—Arrangements for performing computing operations, e.g. operational amplifiers for forming integrals of products, e.g. Fourier integrals, Laplace integrals, correlation integrals; for analysis or synthesis of functions using orthogonal functions for forming correlation integrals; for forming convolution integrals
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10—Character recognition
    • G06V30/22—Character recognition characterised by the type of writing
    • G06V30/224—Character recognition characterised by the type of writing of printed characters having additional code marks or containing code marks
    • G06V30/2253—Recognition of characters printed with magnetic ink

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Multimedia (AREA)
FR825743A 1959-05-01 1960-04-29 Improvements to printed symbol identifier systems Expired FR1258503A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR825743A FR1258503A (en) 1959-05-01 1960-04-29 Improvements to printed symbol identifier systems

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US810281A US3111645A (en) 1959-05-01 1959-05-01 Waveform recognition system
FR825743A FR1258503A (en) 1959-05-01 1960-04-29 Improvements to printed symbol identifier systems
US37630A US3148336A (en) 1959-05-01 1960-06-21 Current amplifier providing sum of absolute values of signals

Publications (1)

Publication Number Publication Date
FR1258503A true FR1258503A (en) 1961-04-14

Family

ID=27245482

Family Applications (1)

Application Number Title Priority Date Filing Date
FR825743A Expired FR1258503A (en) 1959-05-01 1960-04-29 Improvements to printed symbol identifier systems

Country Status (1)

Country Link
FR (1) FR1258503A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1235047B (en) * 1961-06-05 1967-02-23 Sperry Rand Corp Circuit arrangement for recognizing characters

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1235047B (en) * 1961-06-05 1967-02-23 Sperry Rand Corp Circuit arrangement for recognizing characters

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