NL302499A - - Google Patents

Info

Publication number
NL302499A
NL302499A NL302499DA NL302499A NL 302499 A NL302499 A NL 302499A NL 302499D A NL302499D A NL 302499DA NL 302499 A NL302499 A NL 302499A
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.)
Filing date
Publication date
Priority claimed from US248585A external-priority patent/US3229100A/en
Priority claimed from US305254A external-priority patent/US3267285A/en
Application filed filed Critical
Publication of NL302499A publication Critical patent/NL302499A/xx

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K11/00—Methods or arrangements for graph-reading or for converting the pattern of mechanical parameters, e.g. force or presence, into electrical signal
    • G06K11/02—Automatic curve followers, i.e. arrangements in which an exploring member or beam is forced to follow the curve
    • G06K11/04—Automatic curve followers, i.e. arrangements in which an exploring member or beam is forced to follow the curve using an auxiliary scanning pattern
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06V30/144—Image acquisition using a slot moved over the image; using discrete sensing elements at predetermined points; using automatic curve following means
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G1/00—Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data
    • G09G1/06—Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data using single beam tubes, e.g. three-dimensional or perspective representation, rotation or translation of display pattern, hidden lines, shadows
    • G09G1/08—Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data using single beam tubes, e.g. three-dimensional or perspective representation, rotation or translation of display pattern, hidden lines, shadows the beam directly tracing characters, the information to be displayed controlling the deflection and the intensity as a function of time in two spatial co-ordinates, e.g. according to a cartesian co-ordinate system

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Multimedia (AREA)
  • Remote Sensing (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Artificial Intelligence (AREA)
  • Studio Circuits (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Character Input (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Machine Tool Copy Controls (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Character Discrimination (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
NL302499D 1962-12-31 1963-12-23 NL302499A (cg-RX-API-DMAC7.html)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US248585A US3229100A (en) 1962-12-31 1962-12-31 Electronic servo system
US305254A US3267285A (en) 1963-08-29 1963-08-29 Variable resolution curve following apparatus
US377749A US3387138A (en) 1962-12-31 1964-06-24 Radiant energy sensitive electronic curve follower

Publications (1)

Publication Number Publication Date
NL302499A true NL302499A (cg-RX-API-DMAC7.html) 1965-10-25

Family

ID=63721178

Family Applications (2)

Application Number Title Priority Date Filing Date
NL302499D NL302499A (cg-RX-API-DMAC7.html) 1962-12-31 1963-12-23
NL63302499A NL145071B (nl) 1962-12-31 1963-12-23 Inrichting voor het volgen van lijncontouren.

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL63302499A NL145071B (nl) 1962-12-31 1963-12-23 Inrichting voor het volgen van lijncontouren.

Country Status (8)

Country Link
US (1) US3387138A (cg-RX-API-DMAC7.html)
BE (1) BE641906A (cg-RX-API-DMAC7.html)
CH (1) CH411421A (cg-RX-API-DMAC7.html)
DE (2) DE1205745B (cg-RX-API-DMAC7.html)
FR (2) FR1393325A (cg-RX-API-DMAC7.html)
GB (4) GB996509A (cg-RX-API-DMAC7.html)
NL (2) NL302499A (cg-RX-API-DMAC7.html)
SE (1) SE313685B (cg-RX-API-DMAC7.html)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3514753A (en) * 1966-01-12 1970-05-26 Ibm Character recognition system
DE1549880B1 (de) * 1967-08-29 1971-01-21 Siemens Ag Anordnung zur optischen Abtastung von Zeichen
US3629828A (en) * 1969-05-07 1971-12-21 Ibm System having scanner controlled by video clipping level and recognition exception routines

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE569902A (cg-RX-API-DMAC7.html) * 1957-05-17
DE1090890B (de) * 1958-10-15 1960-10-13 Standard Elektrik Lorenz Ag Verfahren und Anordnung zur automatischen Zeichenerkennung
FR1312707A (fr) * 1961-01-12 1962-12-21 Thomson Houston Comp Francaise Perfectionnements aux dispositifs d'identification de caractères
US3267285A (en) * 1963-08-29 1966-08-16 Ibm Variable resolution curve following apparatus
US3229100A (en) * 1962-12-31 1966-01-11 Ibm Electronic servo system
US3289004A (en) * 1963-09-03 1966-11-29 Ibm Photosensitive electronic servo apparatus for curve following

Also Published As

Publication number Publication date
FR1393325A (fr) 1965-03-26
BE641906A (cg-RX-API-DMAC7.html) 1964-04-16
FR1409557A (fr) 1965-08-27
GB1039948A (en) 1966-08-24
GB1008560A (en) 1965-10-27
US3387138A (en) 1968-06-04
NL145071B (nl) 1975-02-17
GB996509A (en) 1965-06-30
GB1044246A (en) 1966-09-28
DE1205745B (de) 1965-11-25
SE313685B (cg-RX-API-DMAC7.html) 1969-08-18
DE1211009B (de) 1966-02-17
CH411421A (de) 1966-04-15

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