NL203213A - - Google Patents

Info

Publication number
NL203213A
NL203213A NL203213DA NL203213A NL 203213 A NL203213 A NL 203213A NL 203213D A NL203213D A NL 203213DA NL 203213 A NL203213 A NL 203213A
Authority
NL
Netherlands
Application number
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.)
Publication date
Publication of NL203213A publication Critical patent/NL203213A/xx

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
    • G06K7/10821—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices
    • G06K7/10851—Circuits for pulse shaping, amplifying, eliminating noise signals, checking the function of the sensing device
    • 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
    • G06V30/16—Image preprocessing
    • G06V30/162—Quantising the image signal
    • 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
    • H04N1/40—Picture signal circuits
    • H04N1/403—Discrimination between the two tones in the picture signal of a two-tone original
    • 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
NL203213D 1954-12-29 NL203213A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US478430A US2935619A (en) 1954-12-29 1954-12-29 Data handling system

Publications (1)

Publication Number Publication Date
NL203213A true NL203213A (de) 1900-01-01

Family

ID=23899901

Family Applications (1)

Application Number Title Priority Date Filing Date
NL203213D NL203213A (de) 1954-12-29

Country Status (8)

Country Link
US (1) US2935619A (de)
BE (1) BE544010A (de)
CH (1) CH340073A (de)
DE (1) DE1099244B (de)
FR (1) FR1160651A (de)
GB (1) GB814092A (de)
IT (1) IT545970A (de)
NL (1) NL203213A (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3209996A (en) * 1957-03-07 1965-10-05 Selby International Inc Apparatus for preparing digital record
US2985839A (en) * 1958-12-23 1961-05-23 Ibm Amplitude limiting of binary pulses with zero wander correction
US3381274A (en) * 1959-12-18 1968-04-30 Ibm Recognition systems
US3044695A (en) * 1960-03-02 1962-07-17 Circuit Res Company Electro-optical system
US3157855A (en) * 1961-09-21 1964-11-17 Control Data Corp Optical reading machine with rotary masks
DE1218771B (de) * 1963-02-12 1966-06-08 Zuse K G Anordnung zur optischen Abtastung von Hell-Dunkel-Markierungen
US3519990A (en) * 1966-09-15 1970-07-07 Control Data Corp Recognition system for reading machine
FR2211814B1 (de) * 1972-12-26 1976-06-25 Ibm
CN1148693C (zh) 1996-11-08 2004-05-05 国家计算机系统公司 具有经校正的象素输出的光学扫描
ATE479157T1 (de) * 2006-04-27 2010-09-15 Sick Ag Scanverfahren und -vorrichtung

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2412423A (en) * 1943-04-29 1946-12-10 Rca Corp Automatic gain control circuit
US2564572A (en) * 1946-10-31 1951-08-14 Rca Corp Gain control system for facsimile scanning
US2596741A (en) * 1948-08-28 1952-05-13 Eastman Kodak Co External memory device for electronic digital computers
US2583143A (en) * 1948-12-17 1952-01-22 Westinghouse Electric Corp Sensitivity regulator for photomultiplier tubes
USRE24447E (en) * 1949-04-27 1958-03-25 Diagnostic information monitoring
US2663758A (en) * 1951-03-01 1953-12-22 Intelligent Machines Res Corp Apparatus for reading
GB741471A (en) * 1951-06-27 1955-12-07 Mullard Radio Valve Co Ltd Improvements in or relating to apparatus for counting particles
BE527537A (de) * 1953-03-23

Also Published As

Publication number Publication date
DE1099244B (de) 1961-02-09
US2935619A (en) 1960-05-03
CH340073A (fr) 1959-07-31
IT545970A (de) 1900-01-01
FR1160651A (fr) 1958-07-24
BE544010A (de) 1900-01-01
GB814092A (en) 1959-05-27

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