DE69526792D1 - Bildverarbeitungsgerät und -verfahren - Google Patents

Bildverarbeitungsgerät und -verfahren

Info

Publication number: DE69526792D1
Authority: DE; Germany
Prior art keywords: image processing; processing device; image; processing
Prior art date: 1995-09-29
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 - Lifetime

Application number

DE69526792T

Other languages

English (en)

Other versions

DE69526792T2 (de

Inventor

Stephen Bernard Pollard

Claus Henrik Pedersen

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.)

Hewlett Packard Development Co LP

Original Assignee

Hewlett Packard 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.)

1995-09-29

Filing date

1995-09-29

Publication date

2002-06-27

1995-09-29 Application filed by Hewlett Packard Co filed Critical Hewlett Packard Co

2002-06-27 Application granted granted Critical

2002-06-27 Publication of DE69526792D1 publication Critical patent/DE69526792D1/de

2002-12-05 Publication of DE69526792T2 publication Critical patent/DE69526792T2/de

2015-09-30 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

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
- H04N1/46—Colour picture communication systems
- H04N1/56—Processing of colour picture signals

Landscapes

Engineering & Computer Science (AREA)
Multimedia (AREA)
Signal Processing (AREA)
Facsimile Image Signal Circuits (AREA)
Image Processing (AREA)
Color Image Communication Systems (AREA)
Dot-Matrix Printers And Others (AREA)
Image Analysis (AREA)

DE69526792T 1995-09-29 1995-09-29 Bildverarbeitungsgerät und -verfahren Expired - Lifetime DE69526792T2 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
EP95306931A EP0767581B1 (de)	1995-09-29	1995-09-29	Bildverarbeitungsgerät und -verfahren

Publications (2)

Publication Number	Publication Date
DE69526792D1 true DE69526792D1 (de)	2002-06-27
DE69526792T2 DE69526792T2 (de)	2002-12-05

Family

ID=8221348

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE69526792T Expired - Lifetime DE69526792T2 (de)	1995-09-29	1995-09-29	Bildverarbeitungsgerät und -verfahren

Country Status (4)

Country	Link
US (1)	US6266439B1 (de)
EP (1)	EP0767581B1 (de)
JP (1)	JP3828212B2 (de)
DE (1)	DE69526792T2 (de)

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JP3881439B2 (ja) *	1998-01-23	2007-02-14	シャープ株式会社	画像処理装置
US6310697B1 (en) *	1998-07-07	2001-10-30	Electronics For Imaging, Inc.	Text enhancement system
US6501565B1 (en)	1998-07-07	2002-12-31	Electronics For Imaging, Inc.	Method and apparatus for smoothing text outlines
US6429949B1 (en)	1998-10-15	2002-08-06	Electronics For Imaging, Inc.	Low memory printer controller
US6728426B1 (en) *	1999-08-23	2004-04-27	International Business Machines Corporation	Compression of form images in gray-level
JP2001103309A (ja) *	1999-09-28	2001-04-13	Sharp Corp	画像処理方法及び画像処理装置
NL1015943C2 (nl) *	2000-08-16	2002-02-19	Ocu Technologies B V	Interpretatie van gekleurde documenten.
US7079686B2 (en) *	2002-08-20	2006-07-18	Lexmark International, Inc.	Systems and methods for content-based document image enhancement
US20040179730A1 (en) *	2003-03-12	2004-09-16	Sharp Laboratories Of America, Inc.	Paper white determination
US7248268B2 (en) *	2004-04-09	2007-07-24	Clairvoyante, Inc	Subpixel rendering filters for high brightness subpixel layouts
EP1605684B1 (de)	2004-06-04	2018-09-12	Sicpa Holding Sa	Verfahren zum Bearbeiten eines digitalen Bildes zu Verbesserung der Textregion dieses Bildes
US7450268B2 (en) *	2004-07-02	2008-11-11	Hewlett-Packard Development Company, L.P.	Image reproduction
JP4329797B2 (ja) *	2006-09-06	2009-09-09	村田機械株式会社	画像色判定装置、画像色判定方法及びプログラム
US7792357B2 (en) *	2007-05-30	2010-09-07	Microsoft Corporation	Chromatic aberration correction
US7809208B2 (en) *	2007-05-30	2010-10-05	Microsoft Corporation	Image sharpening with halo suppression
US7783107B2 (en) *	2007-09-06	2010-08-24	Seiko Epson Corporation	Characterization of a printed droplet
US20090214108A1 (en) *	2008-02-26	2009-08-27	Jonathan Yen	System and method for isolating near achromatic pixels of a digital image
US8346010B2 (en) *	2008-09-17	2013-01-01	Panasonic Corporation	Image processing device, imaging device, evaluation device, image processing method, and optical system evaluation method
AU2009201252B2 (en) *	2009-03-31	2011-06-02	Canon Kabushiki Kaisha	Colour correcting foreground colours for visual quality improvement
US9070011B2 (en)	2010-06-18	2015-06-30	Csr Imaging Us, Lp	Automated segmentation tuner
US8395798B2 (en)	2010-07-15	2013-03-12	Fujifilm Dimatix, Inc.	Printing objects using a rolling buffer
JP5701182B2 (ja) *	2011-08-18	2015-04-15	株式会社Pfu	画像処理装置、画像処理方法及びコンピュータプログラム
JP5701181B2 (ja)	2011-08-18	2015-04-15	株式会社Pfu	画像処理装置、画像処理方法及びコンピュータプログラム
US8705881B2 (en) *	2011-09-02	2014-04-22	Adobe Systems Incorporated	Motion deblurring for text images
US9087396B2 (en)	2011-10-13	2015-07-21	Hewlett-Packard Development Company, L.P.	Digital image text addition
US9064191B2 (en)	2012-01-26	2015-06-23	Qualcomm Incorporated	Lower modifier detection and extraction from devanagari text images to improve OCR performance
US20130194448A1 (en) *	2012-01-26	2013-08-01	Qualcomm Incorporated	Rules for merging blocks of connected components in natural images
US9047540B2 (en)	2012-07-19	2015-06-02	Qualcomm Incorporated	Trellis based word decoder with reverse pass
US9076242B2 (en)	2012-07-19	2015-07-07	Qualcomm Incorporated	Automatic correction of skew in natural images and video
US9183458B2 (en)	2012-07-19	2015-11-10	Qualcomm Incorporated	Parameter selection and coarse localization of interest regions for MSER processing
US9141874B2 (en)	2012-07-19	2015-09-22	Qualcomm Incorporated	Feature extraction and use with a probability density function (PDF) divergence metric
US9262699B2 (en)	2012-07-19	2016-02-16	Qualcomm Incorporated	Method of handling complex variants of words through prefix-tree based decoding for Devanagiri OCR
KR102016424B1 (ko) *	2013-04-12	2019-09-02	삼성디스플레이 주식회사	데이터 처리 장치 및 이를 갖는 디스플레이 시스템
US9390348B2 (en) *	2014-05-19	2016-07-12	Jinling Institute Of Technology	Method for categorizing objects in image
EP4149255B1 (de) *	2020-05-13	2024-03-13	Syngenta Crop Protection AG	Schädlingsüberwachungsvorrichtung

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5031034A (en) *	1988-06-20	1991-07-09	Canon Kabushiki Kaisha	Image forming and processing apparatus with identification of character portions of images
JP2892037B2 (ja) *	1989-04-28	1999-05-17	コニカ株式会社	カラー画像処理装置
JPH0372778A (ja) *	1989-08-11	1991-03-27	Fuji Xerox Co Ltd	画像処理装置の領域識別方式
US5189523A (en)	1989-11-27	1993-02-23	Canon Kabushiki Kaisha	Image processing apparatus
DE69126370T2 (de)	1990-06-25	1997-10-23	Canon Kk	Bildverarbeitungsgerät und Bildverarbeitungsverfahren
JP3100391B2 (ja) *	1990-08-15	2000-10-16	株式会社リコー	カラー画像の領域分離装置
US5696842A (en) *	1991-07-04	1997-12-09	Ricoh Company, Ltd.	Image processing system for adaptive coding of color document images
JP3361124B2 (ja) *	1991-07-30	2003-01-07	ゼロックス・コーポレーション	テキストを含む２次元画像上での画像処理方法と画像処理装置
US5613015A (en) *	1992-11-12	1997-03-18	Fuji Xerox Co., Ltd.	Image signal analyzing system and coding system
JPH08255240A (ja) *	1995-03-17	1996-10-01	Dainippon Screen Mfg Co Ltd	画像修正装置及び方法

1995
- 1995-09-29 EP EP95306931A patent/EP0767581B1/de not_active Expired - Lifetime
- 1995-09-29 DE DE69526792T patent/DE69526792T2/de not_active Expired - Lifetime
1996
- 1996-09-06 US US08/714,839 patent/US6266439B1/en not_active Expired - Lifetime
- 1996-09-27 JP JP27525596A patent/JP3828212B2/ja not_active Expired - Fee Related

Also Published As

Publication number	Publication date
DE69526792T2 (de)	2002-12-05
EP0767581A1 (de)	1997-04-09
US6266439B1 (en)	2001-07-24
EP0767581B1 (de)	2002-05-22
JPH09139856A (ja)	1997-05-27
JP3828212B2 (ja)	2006-10-04

Publication	Publication Date	Title
DE69624055D1 (de)	2002-11-07	Bildverarbeitungsgerät sowie -verfahren
DE69631945D1 (de)	2004-04-29	Bildverarbeitungsgerät und-verfahren
DE69622501D1 (de)	2002-08-29	Bildverarbeitungsvorrichtung und -verfahren
DE69526792D1 (de)	2002-06-27	Bildverarbeitungsgerät und -verfahren
BR9603888A (pt)	1997-10-07	Método de processamento de imagem e dispositivo de processamento de imagem
DE69519504D1 (de)	2001-01-04	Bildverarbeitungsverfahren und -vorrichtung
DE69532016D1 (de)	2003-12-04	Bildverarbeitungsgerät und -verfahren
DE69524357D1 (de)	2002-01-17	Bildverarbeitungsvorrichtung und -verfahren
DE69522386D1 (de)	2001-10-04	Bildverarbeitungsgerät und -verfahren
DE69519196D1 (de)	2000-11-30	Bildverarbeitungsgerät und -verfahren
DE69634867D1 (de)	2005-07-28	Bildverarbeitungsgerät und -verfahren
DE69633259D1 (de)	2004-10-07	Bildverarbeitungsverfahren und -vorrichtung
DE69524899D1 (de)	2002-02-14	Bildverarbeitungsverfahren und -gerät
DE69514143D1 (de)	2000-02-03	Bildverarbeitungsvorrichtung und -verfahren
DE69631085D1 (de)	2004-01-29	Bildverarbeitungsverfahren und -vorrichtung
DE69528299D1 (de)	2002-10-31	Bildverarbeitungsvorrichtung und -verfahren
DE69531583D1 (de)	2003-10-02	Bildverarbeitungsverfahren und -gerät
DE69516734D1 (de)	2000-06-15	Bildverarbeitungsverfahren und -gerät
DE69717897D1 (de)	2003-01-30	Bildverarbeitungsverfahren und -vorrichtung
DE69521550D1 (de)	2001-08-09	Bildverarbeitungsverfahren und -vorrichtung
DE69618262D1 (de)	2002-02-07	Bilderverarbeitungsgerät und -verfahren
DE69626156D1 (de)	2003-03-20	Bildverarbeitungsverfahren und -vorrichtung
DE69627090D1 (de)	2003-05-08	Bildverarbeitungsverfahren und -gerät
DE69631948D1 (de)	2004-04-29	Bildverarbeitungsgerät und -verfahren
DE69525318D1 (de)	2002-03-21	Bildverarbeitungsvorrichtung und -verfahren

Legal Events

Date	Code	Title	Description
2003-06-18	8364	No opposition during term of opposition
2005-05-25	8327	Change in the person/name/address of the patent owner	Owner name: HEWLETT-PACKARD DEVELOPMENT CO., L.P., HOUSTON, TE