CA946067A - Alpha-numeric character recognition system - Google Patents

Alpha-numeric character recognition system

Info

Publication number: CA946067A
Authority: CA; Canada
Prior art keywords: alpha; character recognition; recognition system; numeric character; numeric
Prior art date: 1971-01-07
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

CA128,453A

Other versions

CA128453S (en

Inventor

Morris D. Freedman

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.)

Bendix Corp

Original Assignee

Bendix Corp

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.)

1971-01-07

Filing date

1971-11-24

Publication date

1974-04-23

1971-11-24 Application filed by Bendix Corp filed Critical Bendix Corp

1974-04-23 Application granted granted Critical

1974-04-23 Publication of CA946067A publication Critical patent/CA946067A/en

Status Expired legal-status Critical Current

Classifications

- 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
- G06V30/22—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
- 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
- G06V30/18—Extraction of features or characteristics of the image
- G06V30/18086—Extraction of features or characteristics of the image by performing operations within image blocks or by using histograms
- G06V30/18095—Summing image-intensity values; Projection and histogram analysis
- 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

Landscapes

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

CA128,453A 1971-01-07 1971-11-24 Alpha-numeric character recognition system Expired CA946067A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US10461971A	1971-01-07	1971-01-07

Publications (1)

Publication Number	Publication Date
CA946067A true CA946067A (en)	1974-04-23

Family

ID=22301444

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA128,453A Expired CA946067A (en)	1971-01-07	1971-11-24	Alpha-numeric character recognition system

Country Status (5)

Country	Link
CA (1)	CA946067A (en)
DE (1)	DE2200775A1 (en)
FR (1)	FR2121278A5 (en)
GB (1)	GB1359781A (en)
IT (1)	IT946374B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS58208886A (en) *	1982-05-31	1983-12-05	武蔵エンジニアリング株式会社	Surface/back discrimination for sheet paper
FR2570530B1 (en) *	1984-09-17	1988-06-10	Dassault Electronique	METHOD AND DEVICE FOR OPTICALLY READING CHARACTERS
JPH07120389B2 (en) *	1986-02-28	1995-12-20	住友電気工業株式会社	Optical character reader
JPH01220075A (en) *	1988-02-29	1989-09-01	Nippon Taisanbin Kogyo Kk	Displaying part reading method

1971
- 1971-11-24 CA CA128,453A patent/CA946067A/en not_active Expired
1972
- 1972-01-03 GB GB15672A patent/GB1359781A/en not_active Expired
- 1972-01-06 FR FR7200298A patent/FR2121278A5/fr not_active Expired
- 1972-01-07 IT IT19127/72A patent/IT946374B/en active
- 1972-01-07 DE DE19722200775 patent/DE2200775A1/en active Pending

Also Published As

Publication number	Publication date
IT946374B (en)	1973-05-21
GB1359781A (en)	1974-07-10
FR2121278A5 (en)	1972-08-18
DE2200775A1 (en)	1972-07-20

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