GB1269140A - Pattern extremity determination - Google Patents

Pattern extremity determination

Info

Publication number
GB1269140A
GB1269140A GB63208/69A GB6320869A GB1269140A GB 1269140 A GB1269140 A GB 1269140A GB 63208/69 A GB63208/69 A GB 63208/69A GB 6320869 A GB6320869 A GB 6320869A GB 1269140 A GB1269140 A GB 1269140A
Authority
GB
United Kingdom
Prior art keywords
scan
vertical
horizontal
pattern
point
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
GB63208/69A
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 GB1269140A publication Critical patent/GB1269140A/en
Expired legal-status Critical Current

Links

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
    • G06V30/14—Image acquisition
    • G06V30/146—Aligning or centring of the image pick-up or image-field
    • 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)
  • Image Input (AREA)
GB63208/69A 1969-01-13 1969-12-30 Pattern extremity determination Expired GB1269140A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US79061669A 1969-01-13 1969-01-13

Publications (1)

Publication Number Publication Date
GB1269140A true GB1269140A (en) 1972-04-06

Family

ID=25151248

Family Applications (1)

Application Number Title Priority Date Filing Date
GB63208/69A Expired GB1269140A (en) 1969-01-13 1969-12-30 Pattern extremity determination

Country Status (10)

Country Link
US (1) US3629827A (enExample)
JP (1) JPS4836576B1 (enExample)
BE (1) BE744363A (enExample)
CA (1) CA930863A (enExample)
CH (1) CH504058A (enExample)
DE (1) DE2000876A1 (enExample)
FR (1) FR2028187A1 (enExample)
GB (1) GB1269140A (enExample)
NL (1) NL7000323A (enExample)
SE (1) SE372988B (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3781799A (en) * 1972-01-03 1973-12-25 Ibm Control system employing microprogram discrete logic control routines
JPS5187370U (enExample) * 1974-12-30 1976-07-13
US4403340A (en) * 1981-01-06 1983-09-06 Caere Corporation OCR Matrix extractor
US4574311A (en) * 1985-04-04 1986-03-04 Thinking Machines Corporation Random array sensing devices
US4816661A (en) * 1986-12-22 1989-03-28 Symbol Technologies, Inc. Scan pattern generators for bar code symbol readers
US5038381A (en) * 1988-07-11 1991-08-06 New Dest Corporation Image/text filtering system and method
US5059779A (en) * 1989-06-16 1991-10-22 Symbol Technologies, Inc. Scan pattern generators for bar code symbol readers
US5200599A (en) * 1989-06-16 1993-04-06 Symbol Technologies, Inc Symbol readers with changeable scan direction
US5124539A (en) * 1989-06-16 1992-06-23 Symbol Technologies, Inc. Scan pattern generators for bar code symbol readers

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3050581A (en) * 1960-08-30 1962-08-21 Bell Telephone Labor Inc Line tracing system
US3303465A (en) * 1963-12-30 1967-02-07 Ibm Character recognition apparatus employing a curve follower
US3295105A (en) * 1964-08-27 1966-12-27 Sylvania Electric Prod Scan control and normalization for a character recognition system
US3443027A (en) * 1965-11-26 1969-05-06 Ibm Control system for flying spot scanners

Also Published As

Publication number Publication date
FR2028187A1 (enExample) 1970-10-09
DE2000876A1 (de) 1970-07-23
JPS4836576B1 (enExample) 1973-11-06
BE744363A (fr) 1970-06-15
NL7000323A (enExample) 1970-07-15
US3629827A (en) 1971-12-21
CA930863A (en) 1973-07-24
SE372988B (enExample) 1975-01-20
CH504058A (de) 1971-02-28

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