NL7514278A - Karakterherkenningsstelsel. - Google Patents

Karakterherkenningsstelsel.

Info

Publication number
NL7514278A
NL7514278A NL7514278A NL7514278A NL7514278A NL 7514278 A NL7514278 A NL 7514278A NL 7514278 A NL7514278 A NL 7514278A NL 7514278 A NL7514278 A NL 7514278A NL 7514278 A NL7514278 A NL 7514278A
Authority
NL
Netherlands
Prior art keywords
character recognition
recognition system
character
recognition
Prior art date
Application number
NL7514278A
Other languages
English (en)
Other versions
NL172993B (nl
NL172993C (nl
Original Assignee
Recognition Equipment Inc
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 to US05/462,743 priority Critical patent/US3976973A/en
Priority to US05/462,742 priority patent/US3947817A/en
Priority to US05/569,692 priority patent/US3964022A/en
Priority to US05/593,118 priority patent/US4048617A/en
Priority to US05/636,320 priority patent/US4052742A/en
Application filed by Recognition Equipment Inc filed Critical Recognition Equipment Inc
Priority to NLAANVRAGE7514278,A priority patent/NL172993C/nl
Priority to FR7539441A priority patent/FR2336742A1/fr
Priority to GB24331/76A priority patent/GB1521791A/en
Priority to GB7627197A priority patent/GB1542699A/en
Priority to BE168595A priority patent/BE843732A/xx
Priority to NLAANVRAGE7607340,A priority patent/NL171098C/nl
Priority to DE19762630046 priority patent/DE2630046A1/de
Priority to JP51078530A priority patent/JPS5836392B2/ja
Priority to FR7620505A priority patent/FR2316665A1/fr
Priority to FR7621261A priority patent/FR2318465A1/fr
Priority to JP51083612A priority patent/JPS5211826A/ja
Priority to NLAANVRAGE7607851,A priority patent/NL178197C/nl
Priority to BE168961A priority patent/BE844201A/xx
Priority to DE2632206A priority patent/DE2632206C2/de
Priority to DE19762654339 priority patent/DE2654339A1/de
Priority to FR7635760A priority patent/FR2336762A1/fr
Priority to JP51143277A priority patent/JPS5267602A/ja
Priority to US05/774,824 priority patent/US4143358A/en
Publication of NL7514278A publication Critical patent/NL7514278A/nl
Application granted granted Critical
Publication of NL172993B publication Critical patent/NL172993B/nl
Publication of NL172993C publication Critical patent/NL172993C/nl

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/26—Driving record carriers by members acting directly or indirectly thereon
    • G11B15/28—Driving record carriers by members acting directly or indirectly thereon through rollers driving by frictional contact with the record carrier, e.g. capstan; Multiple arrangements of capstans or drums coupled to means for controlling the speed of the drive; Multiple capstan systems alternately engageable with record carrier to provide reversal
    • G11B15/29—Driving record carriers by members acting directly or indirectly thereon through rollers driving by frictional contact with the record carrier, e.g. capstan; Multiple arrangements of capstans or drums coupled to means for controlling the speed of the drive; Multiple capstan systems alternately engageable with record carrier to provide reversal through pinch-rollers or tape rolls
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • 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
    • G06K7/01—Details
    • 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
    • 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
    • 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
    • G06K7/10881—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 constructional details of hand-held scanners
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/10—Image acquisition
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/10—Image acquisition
    • G06V10/12—Details of acquisition arrangements; Constructional details thereof
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/10—Image acquisition
    • G06V10/12—Details of acquisition arrangements; Constructional details thereof
    • G06V10/14—Optical characteristics of the device performing the acquisition or on the illumination arrangements
    • G06V10/145—Illumination specially adapted for pattern recognition, e.g. using gratings
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/24—Aligning, centring, orientation detection or correction of the image
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/28—Quantising the image, e.g. histogram thresholding for discrimination between background and foreground patterns
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
    • G06V10/74—Image or video pattern matching; Proximity measures in feature spaces
    • G06V10/75—Organisation of the matching processes, e.g. simultaneous or sequential comparisons of image or video features; Coarse-fine approaches, e.g. multi-scale approaches; using context analysis; Selection of dictionaries
    • G06V10/751—Comparing pixel values or logical combinations thereof, or feature values having positional relevance, e.g. template matching
    • G06V10/7515—Shifting the patterns to accommodate for positional errors
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/98—Detection or correction of errors, e.g. by rescanning the pattern or by human intervention; Evaluation of the quality of the acquired patterns
    • 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
    • G06V30/14—Image acquisition
    • G06V30/142—Image acquisition using hand-held instruments; Constructional details of the instruments
    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B15/10—Manually-operated control; Solenoid-operated control
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/1883—Driving; Starting; Stopping; Arrangements for control or regulation thereof for record carriers inside containers
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K2207/00—Other aspects
    • G06K2207/1018—Source control
NLAANVRAGE7514278,A 1974-01-07 1975-12-08 Karakterherkenningsstelsel. NL172993C (nl)

Priority Applications (23)

Application Number Priority Date Filing Date Title
US05/462,743 US3976973A (en) 1974-01-07 1974-04-22 Horizontal scan vertical simulation character reading
US05/462,742 US3947817A (en) 1974-01-07 1974-04-22 Hand operated optical character recognition wand
US05/569,692 US3964022A (en) 1974-01-07 1975-04-18 Hand-held scan data handling system
US05/593,118 US4048617A (en) 1974-01-07 1975-07-03 Retrace data elimination
US05/636,320 US4052742A (en) 1974-01-07 1975-11-28 Magnetic tape recorder drive mechanism having a latching member with a pause mode and a stop mode
NLAANVRAGE7514278,A NL172993C (nl) 1974-01-07 1975-12-08 Karakterherkenningsstelsel.
FR7539441A FR2336742A1 (fr) 1974-01-07 1975-12-23 Dispositif de reconnaissance optique de caracteres
GB24331/76A GB1521791A (en) 1974-01-07 1976-06-11 Wand lamp control
GB7627197A GB1542699A (en) 1974-01-07 1976-06-30 Hand scan character recognition system
NLAANVRAGE7607340,A NL171098C (nl) 1974-01-07 1976-07-02 Karakterherkenningsstelsel.
BE168595A BE843732A (fr) 1974-01-07 1976-07-02 Systeme pour modifier un ensemble de signaux de donnees analyse au moyen d'un dispositif manuel
JP51078530A JPS5836392B2 (ja) 1974-01-07 1976-07-03 デ−タ信号の処理方法および処理装置
DE19762630046 DE2630046A1 (de) 1974-01-07 1976-07-03 Dateneliminierung
FR7620505A FR2316665A1 (fr) 1974-01-07 1976-07-05 Dispositif d'elimination de donnees lues en sens inverse du sens normal
FR7621261A FR2318465A1 (fr) 1974-01-07 1976-07-12 Dispositif de commande de lampe de lecteur portatif de reconnaissance optique de caracteres
NLAANVRAGE7607851,A NL178197C (nl) 1974-01-07 1976-07-15 Handbediende aftasteenheid voor een optisch karakterherkenningsstelsel.
JP51083612A JPS5211826A (en) 1974-01-07 1976-07-15 Reader lamp controller
BE168961A BE844201A (fr) 1974-01-07 1976-07-16 Dispositif de reconnaissance de caracteres
DE2632206A DE2632206C2 (de) 1974-01-07 1976-07-16 Lesevorrichtung
DE19762654339 DE2654339A1 (de) 1974-01-07 1976-11-26 Antriebsmechanik fuer magnetbandgeraete
FR7635760A FR2336762A1 (fr) 1974-01-07 1976-11-26 Dispositif de commande d'un appareil d'enregistrement sur bande magnetique
JP51143277A JPS5267602A (en) 1974-01-07 1976-11-29 Mechanism for driving magnetic tape recorder
US05/774,824 US4143358A (en) 1974-01-07 1977-03-07 Wand lamp control

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
US43137674A 1974-01-07 1974-01-07
US05/462,742 US3947817A (en) 1974-01-07 1974-04-22 Hand operated optical character recognition wand
US05/462,743 US3976973A (en) 1974-01-07 1974-04-22 Horizontal scan vertical simulation character reading
US05/569,692 US3964022A (en) 1974-01-07 1975-04-18 Hand-held scan data handling system
US05/593,118 US4048617A (en) 1974-01-07 1975-07-03 Retrace data elimination
US59617075A 1975-07-16 1975-07-16
US05/636,320 US4052742A (en) 1974-01-07 1975-11-28 Magnetic tape recorder drive mechanism having a latching member with a pause mode and a stop mode
NLAANVRAGE7514278,A NL172993C (nl) 1974-01-07 1975-12-08 Karakterherkenningsstelsel.
FR7539441A FR2336742A1 (fr) 1974-01-07 1975-12-23 Dispositif de reconnaissance optique de caracteres

Publications (3)

Publication Number Publication Date
NL7514278A true NL7514278A (nl) 1977-06-10
NL172993B NL172993B (nl) 1983-06-16
NL172993C NL172993C (nl) 1983-06-16

Family

ID=27576209

Family Applications (3)

Application Number Title Priority Date Filing Date
NLAANVRAGE7514278,A NL172993C (nl) 1974-01-07 1975-12-08 Karakterherkenningsstelsel.
NLAANVRAGE7607340,A NL171098C (nl) 1974-01-07 1976-07-02 Karakterherkenningsstelsel.
NLAANVRAGE7607851,A NL178197C (nl) 1974-01-07 1976-07-15 Handbediende aftasteenheid voor een optisch karakterherkenningsstelsel.

Family Applications After (2)

Application Number Title Priority Date Filing Date
NLAANVRAGE7607340,A NL171098C (nl) 1974-01-07 1976-07-02 Karakterherkenningsstelsel.
NLAANVRAGE7607851,A NL178197C (nl) 1974-01-07 1976-07-15 Handbediende aftasteenheid voor een optisch karakterherkenningsstelsel.

Country Status (7)

Country Link
US (6) US3947817A (nl)
JP (3) JPS5836392B2 (nl)
BE (2) BE843732A (nl)
DE (3) DE2630046A1 (nl)
FR (4) FR2336742A1 (nl)
GB (2) GB1521791A (nl)
NL (3) NL172993C (nl)

Families Citing this family (138)

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FR2318465A1 (fr) 1977-02-11
DE2632206C2 (de) 1982-11-25
FR2336742B1 (nl) 1980-06-20
JPS5211826A (en) 1977-01-29
NL7607340A (nl) 1977-01-05
US4052742A (en) 1977-10-04
NL7607851A (nl) 1977-01-18
BE844201A (fr) 1977-01-17
NL171098B (nl) 1982-09-01
DE2632206A1 (de) 1977-02-03
GB1542699A (en) 1979-03-21
US3947817A (en) 1976-03-30
NL171098C (nl) 1983-02-01
JPS5836392B2 (ja) 1983-08-09
NL172993B (nl) 1983-06-16
FR2336762A1 (fr) 1977-07-22
JPS529328A (en) 1977-01-24
US4143358A (en) 1979-03-06
JPS5267602A (en) 1977-06-04
NL178197C (nl) 1986-02-03
DE2654339A1 (de) 1977-06-23
FR2318465B1 (nl) 1983-08-26
US3976973A (en) 1976-08-24
FR2316665A1 (fr) 1977-01-28
NL172993C (nl) 1983-06-16
FR2316665B1 (nl) 1980-05-30
GB1521791A (en) 1978-08-16
DE2630046A1 (de) 1977-04-21
BE843732A (fr) 1977-01-03
US4048617A (en) 1977-09-13
FR2336742A1 (fr) 1977-07-22
US3964022A (en) 1976-06-15

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