NL301979A - - Google Patents

Info

Publication number: NL301979A
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.)

1962-12-17

Publication of NL301979A publication Critical patent/NL301979A/xx

Classifications

- 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
- 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
- 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
- G06V10/20—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
- G06V10/40—Extraction of image or video features
- G06V10/46—Descriptors for shape, contour or point-related descriptors, e.g. scale invariant feature transform [SIFT] or bags of words [BoW]; Salient regional features
- 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
- G06V30/144—Image acquisition using a slot moved over the image; using discrete sensing elements at predetermined points; using automatic curve following means
- 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
- G06V30/19—Recognition using electronic means
- G06V30/196—Recognition using electronic means using sequential comparisons of the image signals with a plurality of references

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Multimedia (AREA)
Theoretical Computer Science (AREA)
Computer Vision & Pattern Recognition (AREA)
Quality & Reliability (AREA)
Character Input (AREA)
Character Discrimination (AREA)

NL301979D 1962-12-17 NL301979A (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US245271A US3213423A (en)	1962-12-17	1962-12-17	Character reader

Publications (1)

Publication Number	Publication Date
NL301979A true NL301979A (pt)

Family

ID=22926001

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL301979D NL301979A (pt)	1962-12-17

Country Status (7)

Country	Link
US (1)	US3213423A (pt)
BE (1)	BE641303A (pt)
CH (1)	CH410492A (pt)
DE (1)	DE1259611B (pt)
GB (1)	GB985399A (pt)
NL (1)	NL301979A (pt)
SE (1)	SE309336B (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3290650A (en) *	1963-05-13	1966-12-06	Rca Corp	Character reader utilizing stroke and cavity detection for recognition of characters
US3836795A (en) *	1970-11-02	1974-09-17	Aerojet General Co	Parallel multiple channel display system
US4741045A (en) *	1983-09-23	1988-04-26	Dest Corporation	Optical character isolation system, apparatus and method

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE688181C (de) *	1927-04-07	1940-02-16	Hollerith Maschinen Ges M B H	Maschine zur Auswertung von Schriftzeichen enthaltenden Aufzeichnungsblaettern
GB347134A (en) *	1930-01-22	1931-04-22	Western Electric Co	Improvements in or relating to arrangements for converting printed or written characters into code
DE727098C (de) *	1938-02-08	1942-11-02	Hollerith Maschinen Ges M B H	Druckvorrichtung fuer maschinell auszuwertende Angabentraeger
DE904115C (de) *	1952-01-01	1954-02-15	Eugen Maehrlen Dipl Ing	Elektronisches Ablesegeraet
DE1069412B (de) *	1953-12-30	1959-11-19	IBM Deutschland Internationale Büro-Maschinen Gesellschaft m.b.H., Sindelfingen (Würti.)	Verfahren und Anordnung zur Identifizierung von Schriftzeichen
NL93527C (pt) *	1954-06-12
DE1122753B (de) *	1955-05-25	1962-01-25	Fernseh Gmbh	Verfahren und Vorrichtung zur Identifizierung von Bildern und Gegenstaenden
US2933246A (en) *	1955-11-09	1960-04-19	Libman Max L	Reading machine
NL215716A (pt) *	1956-03-29
NL215745A (pt) *	1956-03-29
NL235003A (pt) *	1957-04-17	1900-01-01
US3124784A (en) *	1959-12-23	1964-03-10		Cathode ray tube printer
DE1103060B (de) *	1960-01-15	1961-03-23	Kiefer K G	Ziehgliederband

0
- NL NL301979D patent/NL301979A/xx unknown
1962
- 1962-12-17 US US245271A patent/US3213423A/en not_active Expired - Lifetime
1963
- 1963-11-21 GB GB46014/63A patent/GB985399A/en not_active Expired
- 1963-12-12 SE SE13827/63A patent/SE309336B/xx unknown
- 1963-12-14 DE DEN24155A patent/DE1259611B/de active Pending
- 1963-12-16 CH CH1546063A patent/CH410492A/fr unknown
- 1963-12-16 BE BE641303A patent/BE641303A/xx unknown

Also Published As

Publication number	Publication date
US3213423A (en)	1965-10-19
GB985399A (en)	1965-03-10
DE1259611B (de)	1968-01-25
CH410492A (fr)	1966-03-31
SE309336B (pt)	1969-03-17
BE641303A (pt)	1964-04-16

Publication	Publication Date	Title
BE616548R (pt)	1962-10-17
BE634161A (pt)
BE630478A (pt)
BE380301A (pt)
BE489310A (pt)
BE538252A (pt)
BE538831A (pt)
BE541929A (pt)
BE553896A (pt)
BE559145A (pt)
BE586180A (pt)
BE592434A (pt)
BE599783A (pt)
BE604335A (pt)
BE608197A (pt)
BE609543A (pt)
BE612190A (pt)
BE612311A (pt)
BE612464A (pt)
BE612847A (pt)
BE612926A (pt)
BE613108A (pt)
BE613190A (pt)
BE613298A (pt)
BE613319A (pt)