DE68924190D1 - Bildverarbeitungsmethode. - Google Patents

Bildverarbeitungsmethode.

Info

Publication number: DE68924190D1
Authority: DE; Germany
Prior art keywords: image processing; processing method; image; processing
Prior art date: 1988-04-11
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

DE68924190T

Other languages

English (en)

Other versions

DE68924190T2 (de

Inventor

Ryohei C O Ezel Inc Kumagai

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.)

Yozan Inc

Original Assignee

Ezel Inc

Sharp 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.)

1988-04-11

Filing date

1989-04-07

Publication date

1995-10-19

1989-04-07 Application filed by Ezel Inc, Sharp Corp filed Critical Ezel Inc

1995-10-19 Application granted granted Critical

1995-10-19 Publication of DE68924190D1 publication Critical patent/DE68924190D1/de

1996-02-15 Publication of DE68924190T2 publication Critical patent/DE68924190T2/de

2009-04-08 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Classifications

- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/10—Segmentation; Edge detection
- G06T7/11—Region-based segmentation
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/10—Segmentation; Edge detection
- G06T7/136—Segmentation; Edge detection involving thresholding
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/20—Image preprocessing
- G06V10/28—Quantising the image, e.g. histogram thresholding for discrimination between background and foreground patterns

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Theoretical Computer Science (AREA)
Computer Vision & Pattern Recognition (AREA)
Multimedia (AREA)
Facsimile Image Signal Circuits (AREA)
Image Processing (AREA)
Image Analysis (AREA)
Image Input (AREA)

DE68924190T 1988-04-11 1989-04-07 Bildverarbeitungsmethode. Expired - Lifetime DE68924190T2 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP63088484A JPH0668763B2 (ja)	1988-04-11	1988-04-11	画像処理方法

Publications (2)

Publication Number	Publication Date
DE68924190D1 true DE68924190D1 (de)	1995-10-19
DE68924190T2 DE68924190T2 (de)	1996-02-15

Family

ID=13944070

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE68924190T Expired - Lifetime DE68924190T2 (de)	1988-04-11	1989-04-07	Bildverarbeitungsmethode.

Country Status (4)

Country	Link
US (1)	US5075872A (de)
EP (1)	EP0337325B1 (de)
JP (1)	JPH0668763B2 (de)
DE (1)	DE68924190T2 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5177623A (en) *	1988-04-07	1993-01-05	Minolta Camera Kabushiki Kaisha	Image processing apparatus and method
FR2670979A1 (fr) *	1990-12-21	1992-06-26	Philips Electronique Lab	Procede de segmentation binaire locale d'images numerisees, par seuillage d'histogramme.
JP2750226B2 (ja) *	1991-02-19	1998-05-13	大日本スクリーン製造株式会社	二値化閾値の設定方法
US5295202A (en) *	1991-08-19	1994-03-15	Eastman Kodak Company	Method and apparatus for replicating a two-color original image with foreground and background colors exchanged
US5337373A (en) *	1991-10-24	1994-08-09	International Business Machines Corporation	Automatic threshold generation technique
JPH05225322A (ja) *	1991-11-27	1993-09-03	Ezel Inc	画像データ圧縮方法
JP3376003B2 (ja) *	1992-03-05	2003-02-10	キヤノン株式会社	画像処理装置及び画像処理方法
DE4241812A1 (de) *	1992-12-11	1994-06-16	Bosch Gmbh Robert	Verfahren zur adaptiven Quantisierung eines Eingangswertebereiches
US5583659A (en) *	1994-11-10	1996-12-10	Eastman Kodak Company	Multi-windowing technique for thresholding an image using local image properties
US5710828A (en) *	1995-03-30	1998-01-20	Fuji Photo Film Co., Ltd.	Method and apparatus for converting a threshold matrix which is then used to binarize image signals
US5859924A (en) *	1996-07-12	1999-01-12	Robotic Vision Systems, Inc.	Method and system for measuring object features
US6411737B2 (en) *	1997-12-19	2002-06-25	Ncr Corporation	Method of selecting one of a plurality of binarization programs
US6360006B1 (en)	1998-09-29	2002-03-19	Canon Kabushiki Kaisha	Color block selection
WO2004015630A2 (fr) *	2002-08-07	2004-02-19	Holding B.E.V. Sa	Procede et dispositif de perception visuelle active pour caracterisation et reconnaissance par analyse de parametres mono/multidimentionnels dans des unites multiclasses de calcul et traitement d'histogramme, recrutement dynamique d'unites
FR2843470B1 (fr) *	2002-08-07	2004-11-05	Holding Bev Sa	Procede de fonctionnement et dispositif d'analyse de parametres mono et multidimensionnels par calcul et traitement d'histogramme, application a la perception active
FR2843469B1 (fr) *	2002-08-07	2005-03-25	Holding Bev Sa	Procede de fonctionnement et unite fonctionnelle multiclasse pour calcul et traitement d'histogramme, application a la perception active
US20060247863A1 (en) *	2005-04-28	2006-11-02	Bui Huy A	Optimizing maldi mass spectrometer operation by sample plate image analysis
US20070201743A1 (en) *	2006-02-28	2007-08-30	Sharp Laboratories Of America, Inc.	Methods and systems for identifying characteristics in a digital image
US11776093B2 (en) *	2019-07-16	2023-10-03	University Of Florida Research Foundation, Incorporated	Automatic sharpness adjustment for imaging modalities

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5769356A (en) *	1980-10-13	1982-04-28	Toshiba Corp	Extractor of concerned range
JPS5954376A (ja) *	1982-09-21	1984-03-29	Konishiroku Photo Ind Co Ltd	画像処理方法
JPS59106079A (ja) *	1982-12-10	1984-06-19	Omron Tateisi Electronics Co	図形照合装置の二値化装置
JPS60218181A (ja) *	1984-04-13	1985-10-31	Fujitsu Ltd	画像処理装置
US4656665A (en) *	1985-01-15	1987-04-07	International Business Machines Corporation	Thresholding technique for graphics images using histogram analysis
US4742557A (en) *	1985-11-08	1988-05-03	Ncr Corporation	Adaptive character extraction method and system
US4847786A (en) *	1986-08-20	1989-07-11	The Regents Of The University Of California	Object analysis of multi-valued images

1988
- 1988-04-11 JP JP63088484A patent/JPH0668763B2/ja not_active Expired - Lifetime
1989
- 1989-04-07 EP EP89106204A patent/EP0337325B1/de not_active Expired - Lifetime
- 1989-04-07 DE DE68924190T patent/DE68924190T2/de not_active Expired - Lifetime
1990
- 1990-08-24 US US07/572,335 patent/US5075872A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
EP0337325A3 (en)	1990-12-19
EP0337325A2 (de)	1989-10-18
EP0337325B1 (de)	1995-09-13
US5075872A (en)	1991-12-24
DE68924190T2 (de)	1996-02-15
JPH0668763B2 (ja)	1994-08-31
JPH01259465A (ja)	1989-10-17

Publication	Publication Date	Title
DE68923650D1 (de)	1995-09-07	Bildverarbeitungsverfahren.
DE3852112D1 (de)	1994-12-22	Bildverarbeitung.
DE3876472D1 (de)	1993-01-21	Bildverarbeitung.
DE69022469D1 (de)	1995-10-26	Zitter-Bildverarbeitungsmethode.
DE3774516D1 (de)	1991-12-19	Bildverarbeitung.
DE3852673D1 (de)	1995-02-16	Bildverarbeitungsvorrichtung.
DE68918157D1 (de)	1994-10-20	Bildverarbeitungsverfahren und -vorrichtung.
DE68922367D1 (de)	1995-06-01	Bildverarbeitungsgerät.
DE69023618D1 (de)	1995-12-21	Bildverarbeitungsvorrichtung.
DE68922674D1 (de)	1995-06-22	Bildverarbeitungsverfahren und -anordnung.
DE3775077D1 (de)	1992-01-23	Konsekutives bildverarbeitungssystem.
DE69023457D1 (de)	1995-12-14	Bildverarbeitungsgerät.
DE3686862D1 (de)	1992-11-05	Bildverarbeitungsverfahren.
DE3876734D1 (de)	1993-01-28	Bildverarbeitung.
DE68924190D1 (de)	1995-10-19	Bildverarbeitungsmethode.
DE69020622D1 (de)	1995-08-10	Bildverarbeitungsgerät.
DE68921137D1 (de)	1995-03-23	Bildverarbeitung.
DE68904356D1 (de)	1993-02-25	Bildverarbeitung.
DE3851264D1 (de)	1994-10-06	Bildverarbeitungsverfahren.
DE68924687D1 (de)	1995-12-07	Bildherstellungsverfahren.
DE3854216D1 (de)	1995-08-31	Bildverarbeitungsgerät und -verfahren.
DE69016123D1 (de)	1995-03-02	Bildverarbeitungsgerät.
DE68916562D1 (de)	1994-08-11	Bilderzeugungsverfahren.
DE68916964D1 (de)	1994-08-25	Energiedifferenz-Bildverarbeitungsverfahren.
DE68925753D1 (de)	1996-04-04	Bildverarbeitungsverfahren

Legal Events

Date	Code	Title	Description
1996-10-10	8364	No opposition during term of opposition
1997-04-24	8327	Change in the person/name/address of the patent owner	Owner name: YOZAN INC., TOKIO/TOKYO, JP SHARP K.K., OSAKA, JP
2002-12-12	8327	Change in the person/name/address of the patent owner	Owner name: YOZAN, INC., TOKIO/TOKYO, JP SHARP K.K., OSAKA, JP