GB1242607A - Pattern scanning apparatus - Google Patents

Pattern scanning apparatus

Info

Publication number
GB1242607A
GB1242607A GB56892/68A GB5689268A GB1242607A GB 1242607 A GB1242607 A GB 1242607A GB 56892/68 A GB56892/68 A GB 56892/68A GB 5689268 A GB5689268 A GB 5689268A GB 1242607 A GB1242607 A GB 1242607A
Authority
GB
United Kingdom
Prior art keywords
black
raster
bit
projection
character
Prior art date
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
GB56892/68A
Other languages
English (en)
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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.)
Filing date
Publication date
Application filed by International Business Machines Corp filed Critical International Business Machines Corp
Publication of GB1242607A publication Critical patent/GB1242607A/en
Expired legal-status Critical Current

Links

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
    • G06V30/14—Image acquisition
    • G06V30/146—Aligning or centring of the image pick-up or image-field
    • 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

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)
  • Controls And Circuits For Display Device (AREA)
GB56892/68A 1968-01-03 1968-11-29 Pattern scanning apparatus Expired GB1242607A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US69547468A 1968-01-03 1968-01-03

Publications (1)

Publication Number Publication Date
GB1242607A true GB1242607A (en) 1971-08-11

Family

ID=24793134

Family Applications (1)

Application Number Title Priority Date Filing Date
GB56892/68A Expired GB1242607A (en) 1968-01-03 1968-11-29 Pattern scanning apparatus

Country Status (9)

Country Link
US (1) US3587047A (US06826419-20041130-M00005.png)
BE (1) BE724715A (US06826419-20041130-M00005.png)
CH (1) CH480693A (US06826419-20041130-M00005.png)
DE (1) DE1816355C3 (US06826419-20041130-M00005.png)
ES (1) ES362065A1 (US06826419-20041130-M00005.png)
FR (1) FR1602144A (US06826419-20041130-M00005.png)
GB (1) GB1242607A (US06826419-20041130-M00005.png)
NL (1) NL6818144A (US06826419-20041130-M00005.png)
SE (1) SE359667B (US06826419-20041130-M00005.png)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE791992A (fr) * 1971-11-30 1973-03-16 Licentia Gmbh Procede de centrage d'un caractere introduit dans le dispositifd'identification d'un appareil de reconnaissance de caracteres et montage permettant la mise en oeuvre de ce procede
US3710323A (en) * 1971-12-13 1973-01-09 Ibm Pattern-size normalizing for recognition apparatus
US3781799A (en) * 1972-01-03 1973-12-25 Ibm Control system employing microprogram discrete logic control routines
US3818445A (en) * 1972-12-18 1974-06-18 Ibm Character data search system
NL160408C (nl) * 1973-02-21 1979-10-15 Nederlanden Staat Inrichting voor het lezen van tekens, bij voorkeur van cijfers.
US3831146A (en) * 1973-03-19 1974-08-20 Ibm Optimum scan angle determining means
US3868636A (en) * 1973-06-18 1975-02-25 Isotec Inc Optical character reader having feature recognition capability
JPS5537786B2 (US06826419-20041130-M00005.png) * 1973-11-08 1980-09-30
US3976973A (en) * 1974-01-07 1976-08-24 Recognition Equipment Incorporated Horizontal scan vertical simulation character reading
US4136332A (en) * 1976-01-30 1979-01-23 Hitachi, Ltd. Device for detecting displacement between patterns
US4251799A (en) * 1979-03-30 1981-02-17 International Business Machines Corporation Optical character recognition using baseline information
JPS6043555B2 (ja) * 1980-02-26 1985-09-28 株式会社トキメック 印字文字切出し装置
US4499595A (en) * 1981-10-01 1985-02-12 General Electric Co. System and method for pattern recognition
US9252804B2 (en) 2013-01-18 2016-02-02 International Business Machines Corporation Re-aligning a compressed data array

Also Published As

Publication number Publication date
DE1816355B2 (de) 1974-06-27
US3587047A (en) 1971-06-22
ES362065A1 (es) 1970-11-01
SE359667B (US06826419-20041130-M00005.png) 1973-09-03
DE1816355C3 (de) 1975-05-28
NL6818144A (US06826419-20041130-M00005.png) 1969-07-07
BE724715A (US06826419-20041130-M00005.png) 1969-05-02
FR1602144A (US06826419-20041130-M00005.png) 1970-10-12
CH480693A (de) 1969-10-31
DE1816355A1 (de) 1969-07-31

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