ATE428264T1 - Verfahren und vorrichtung fur die bildentzerrung - Google Patents
Verfahren und vorrichtung fur die bildentzerrungInfo
- Publication number
- ATE428264T1 ATE428264T1 AT01310372T AT01310372T ATE428264T1 AT E428264 T1 ATE428264 T1 AT E428264T1 AT 01310372 T AT01310372 T AT 01310372T AT 01310372 T AT01310372 T AT 01310372T AT E428264 T1 ATE428264 T1 AT E428264T1
- Authority
- AT
- Austria
- Prior art keywords
- image
- unit
- image distortion
- reference plane
- distortion correction
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/387—Composing, repositioning or otherwise geometrically modifying originals
-
- 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
- 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 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
- H04N2201/04—Scanning arrangements
- H04N2201/0402—Arrangements not specific to a particular one of the scanning methods covered by groups H04N1/04 - H04N1/207
- H04N2201/0434—Arrangements not specific to a particular one of the scanning methods covered by groups H04N1/04 - H04N1/207 specially adapted for scanning pages of a book
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Image Processing (AREA)
- Facsimile Scanning Arrangements (AREA)
- Facsimile Image Signal Circuits (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
- Networks Using Active Elements (AREA)
- Picture Signal Circuits (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000379895 | 2000-12-14 | ||
| JP2001101279 | 2001-03-30 | ||
| JP2001374490A JP2002358514A (ja) | 2000-12-14 | 2001-12-07 | 画像歪み補正装置、プログラム、記憶媒体、画像歪み補正方法、画像読取装置および画像形成装置 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE428264T1 true ATE428264T1 (de) | 2009-04-15 |
Family
ID=27345440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT01310372T ATE428264T1 (de) | 2000-12-14 | 2001-12-12 | Verfahren und vorrichtung fur die bildentzerrung |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US7016081B2 (de) |
| EP (1) | EP1215881B1 (de) |
| JP (1) | JP2002358514A (de) |
| AT (1) | ATE428264T1 (de) |
| DE (1) | DE60138262D1 (de) |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4840830B2 (ja) * | 2001-08-27 | 2011-12-21 | 株式会社リコー | 画像歪み補正装置、画像読取装置、画像形成装置及びプログラム |
| US7548350B2 (en) * | 2002-03-20 | 2009-06-16 | International Business Machines Corporation | Method and apparatus for interactively scanning images into a logical structure |
| JP4113804B2 (ja) | 2003-03-19 | 2008-07-09 | 株式会社リコー | 画像処理装置及び画像処理プログラム |
| JP4200106B2 (ja) | 2003-07-15 | 2008-12-24 | 株式会社リコー | 画像処理装置、画像処理方法、コンピュータプログラム、及びコンピュータプログラムを記憶する記憶媒体 |
| US7602995B2 (en) * | 2004-02-10 | 2009-10-13 | Ricoh Company, Ltd. | Correcting image distortion caused by scanning |
| JP4162633B2 (ja) * | 2004-06-30 | 2008-10-08 | 株式会社リコー | 画像歪み補正装置、画像読取装置、画像形成装置、プログラム及び記憶媒体 |
| DE102005018456A1 (de) * | 2005-04-20 | 2006-11-02 | HOS Hottinger Systems GbR (vertretungsberechtigter Gesellschafter: Walter Leo Pöhlandt, 68782 Brühl) | Verfahren zum automatischen Erkennen von Reliefinformationen auf Oberflächen |
| JP2007201541A (ja) * | 2006-01-23 | 2007-08-09 | Ricoh Co Ltd | 画像処理装置、撮像装置、画像処理方法、および画像処理プログラム |
| US8213687B2 (en) * | 2006-04-28 | 2012-07-03 | Hewlett-Packard Development Company, L.P. | Image processing methods, image processing systems, and articles of manufacture |
| JP5009004B2 (ja) * | 2006-07-31 | 2012-08-22 | 株式会社リコー | 画像処理装置、撮像装置、画像処理方法、および画像処理プログラム |
| US8290293B2 (en) * | 2006-10-17 | 2012-10-16 | Samsung Electronics Co., Ltd. | Image compensation in regions of low image contrast |
| WO2009021996A2 (en) * | 2007-08-15 | 2009-02-19 | I.R.I.S. S.A. | Method for fast up-scaling of color images and method for interpretation of digitally acquired documents |
| JP4902568B2 (ja) * | 2008-02-19 | 2012-03-21 | キヤノン株式会社 | 電子文書生成装置、電子文書生成方法、コンピュータプログラム、および記憶媒体 |
| US8107766B2 (en) * | 2008-04-03 | 2012-01-31 | Abbyy Software Ltd. | Method and system for straightening out distorted text-lines on images |
| US20110052094A1 (en) * | 2009-08-28 | 2011-03-03 | Chunyu Gao | Skew Correction for Scanned Japanese/English Document Images |
| KR101207127B1 (ko) * | 2010-03-19 | 2012-11-30 | 전남대학교산학협력단 | 문자 인식 전처리 방법 및 장치 |
| US20110299775A1 (en) * | 2010-06-08 | 2011-12-08 | International Business Machines Corporation | Correcting page curl in scanned books |
| US12133816B2 (en) | 2012-03-26 | 2024-11-05 | Johnson & Johnson Surgical Vision, Inc. | Phacoemulsification circuit |
| US11191669B2 (en) | 2012-03-26 | 2021-12-07 | Johnson & Johnson Surgical Vision, Inc. | Tapered structure in a phacoemulsification device for node placement |
| US11197778B2 (en) | 2012-03-26 | 2021-12-14 | Johnson & Johnson Surgical Vision, Inc. | Tapered structure in a phacoemulsification device for node placement |
| KR20140082428A (ko) | 2012-12-24 | 2014-07-02 | 삼성전자주식회사 | 화상독취장치, 이미지 보정 방법 및 컴퓨터 판독가능 기록매체 |
| US9436887B2 (en) * | 2013-03-15 | 2016-09-06 | OrCam Technologies, Ltd. | Apparatus and method for automatic action selection based on image context |
| CN106803269B (zh) * | 2015-11-25 | 2020-03-10 | 富士通株式会社 | 对文档图像进行透视校正的方法和设备 |
| JP6968647B2 (ja) * | 2017-10-03 | 2021-11-17 | キヤノン株式会社 | スキャン画像にファイル名を設定するための装置、その制御方法及びプログラム |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5245676A (en) | 1989-12-21 | 1993-09-14 | Xerox Corporation | Determination of image skew angle from data including data in compressed form |
| EP0702320A1 (de) | 1994-09-15 | 1996-03-20 | Hewlett-Packard Company | Schräglageermittlung |
| JPH0897975A (ja) * | 1994-09-21 | 1996-04-12 | Minolta Co Ltd | 画像読み取り装置 |
| US5825915A (en) * | 1995-09-12 | 1998-10-20 | Matsushita Electric Industrial Co., Ltd. | Object detecting apparatus in which the position of a planar object is estimated by using hough transform |
| US5726775A (en) * | 1996-06-26 | 1998-03-10 | Xerox Corporation | Method and apparatus for determining a profile of an image displaced a distance from a platen |
| KR100199476B1 (ko) * | 1996-12-07 | 1999-06-15 | 윤종용 | 원고 크기 감지 장치 및 방법 |
| JP3569794B2 (ja) * | 1997-03-18 | 2004-09-29 | ミノルタ株式会社 | 画像読取りシステム |
| JP3532385B2 (ja) | 1997-07-24 | 2004-05-31 | 株式会社リコー | 画像処理装置 |
| JP3471578B2 (ja) * | 1997-08-29 | 2003-12-02 | シャープ株式会社 | 行方向判定装置、画像傾き検出装置及び画像傾き補正装置 |
| EP0965943A3 (de) * | 1998-06-04 | 2001-11-28 | Matsushita Electric Industrial Co., Ltd. | Verfahren und System zur optischen Zeichenerkennung für ein Dokument mit geraden Linien und deren Verwendung |
| JP3618056B2 (ja) | 1999-02-23 | 2005-02-09 | 理想科学工業株式会社 | 画像処理装置 |
-
2001
- 2001-12-07 JP JP2001374490A patent/JP2002358514A/ja active Pending
- 2001-12-12 US US10/012,470 patent/US7016081B2/en not_active Expired - Fee Related
- 2001-12-12 EP EP01310372A patent/EP1215881B1/de not_active Expired - Lifetime
- 2001-12-12 DE DE60138262T patent/DE60138262D1/de not_active Expired - Lifetime
- 2001-12-12 AT AT01310372T patent/ATE428264T1/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| EP1215881A1 (de) | 2002-06-19 |
| JP2002358514A (ja) | 2002-12-13 |
| DE60138262D1 (de) | 2009-05-20 |
| US20020084978A1 (en) | 2002-07-04 |
| US7016081B2 (en) | 2006-03-21 |
| EP1215881B1 (de) | 2009-04-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |