DE3887534T2 - Schräglagendetektor für digitale bildverarbeitungssysteme. - Google Patents

Schräglagendetektor für digitale bildverarbeitungssysteme.

Info

Publication number
DE3887534T2
DE3887534T2 DE3887534T DE3887534T DE3887534T2 DE 3887534 T2 DE3887534 T2 DE 3887534T2 DE 3887534 T DE3887534 T DE 3887534T DE 3887534 T DE3887534 T DE 3887534T DE 3887534 T2 DE3887534 T2 DE 3887534T2
Authority
DE
Germany
Prior art keywords
sloped
detector
image processing
digital image
processing systems
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 - Fee Related
Application number
DE3887534T
Other languages
English (en)
Other versions
DE3887534D1 (de
Inventor
Lori Barski
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Application granted granted Critical
Publication of DE3887534D1 publication Critical patent/DE3887534D1/de
Publication of DE3887534T2 publication Critical patent/DE3887534T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G06V30/1475—Inclination or skew detection or correction of characters or of image to be recognised
    • G06V30/1478—Inclination or skew detection or correction of characters or of image to be recognised of characters or characters lines
    • 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)
  • Image Processing (AREA)
DE3887534T 1987-12-02 1988-11-22 Schräglagendetektor für digitale bildverarbeitungssysteme. Expired - Fee Related DE3887534T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12730587A 1987-12-02 1987-12-02
PCT/US1988/004152 WO1989005495A1 (en) 1987-12-02 1988-11-22 Skew detector for digital image processing system

Publications (2)

Publication Number Publication Date
DE3887534D1 DE3887534D1 (de) 1994-03-10
DE3887534T2 true DE3887534T2 (de) 1994-08-18

Family

ID=22429401

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3887534T Expired - Fee Related DE3887534T2 (de) 1987-12-02 1988-11-22 Schräglagendetektor für digitale bildverarbeitungssysteme.

Country Status (3)

Country Link
EP (1) EP0398887B1 (de)
DE (1) DE3887534T2 (de)
WO (1) WO1989005495A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6482286A (en) * 1987-09-25 1989-03-28 Toshiba Corp Image inclination detector
US5245676A (en) * 1989-12-21 1993-09-14 Xerox Corporation Determination of image skew angle from data including data in compressed form

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4251799A (en) * 1979-03-30 1981-02-17 International Business Machines Corporation Optical character recognition using baseline information
JPS5955574A (ja) * 1982-09-17 1984-03-30 インタ−ナショナル　ビジネス　マシ−ンズ　コ−ポレ−ション マ−ク・シ−ト読取装置
US4723297A (en) * 1984-09-27 1988-02-02 Siemens Aktiengesellschaft Method for automatic correction of character skew in the acquisition of a text original in the form of digital scan results

Also Published As

Publication number Publication date
WO1989005495A1 (en) 1989-06-15
EP0398887A1 (de) 1990-11-28
EP0398887B1 (de) 1994-01-26
DE3887534D1 (de) 1994-03-10

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee