DE68928779D1 - Verfahren zur Bildverarbeitung - Google Patents

Verfahren zur Bildverarbeitung

Info

Publication number: DE68928779D1
Authority: DE; Germany
Prior art keywords: image processing; processing method; image; processing
Prior art date: 1989-01-30
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

DE68928779T

Other languages

English (en)

Other versions

DE68928779T2 (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

Yozan 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.)

1989-01-30

Filing date

1989-01-30

Publication date

1998-09-17

1989-01-30 Application filed by Yozan Inc, Sharp Corp filed Critical Yozan Inc

1998-09-17 Application granted granted Critical

1998-09-17 Publication of DE68928779D1 publication Critical patent/DE68928779D1/de

1998-12-24 Publication of DE68928779T2 publication Critical patent/DE68928779T2/de

2009-01-31 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

Classifications

- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/20—Image enhancement or restoration by the use of local operators
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/0248—Filters characterised by a particular frequency response or filtering method
- H03H17/0264—Filter sets with mutual related characteristics
- H03H17/0266—Filter banks

DE68928779T 1989-01-30 1989-01-30 Verfahren zur Bildverarbeitung Expired - Lifetime DE68928779T2 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
EP89101564A EP0380720B1 (de)	1989-01-30	1989-01-30	Verfahren zur Bildverarbeitung

Publications (2)

Publication Number	Publication Date
DE68928779D1 true DE68928779D1 (de)	1998-09-17
DE68928779T2 DE68928779T2 (de)	1998-12-24

Family

ID=8200922

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE68928779T Expired - Lifetime DE68928779T2 (de)	1989-01-30	1989-01-30	Verfahren zur Bildverarbeitung

Country Status (3)

Country	Link
US (1)	US5151794A (de)
EP (1)	EP0380720B1 (de)
DE (1)	DE68928779T2 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6336180B1 (en)	1997-04-30	2002-01-01	Canon Kabushiki Kaisha	Method, apparatus and system for managing virtual memory with virtual-physical mapping
EP0356262B1 (de) *	1988-08-26	1995-07-12	Canon Kabushiki Kaisha	Bildverarbeitungseinrichtung
US5404233A (en) *	1990-08-28	1995-04-04	Kyocera Corporation	Method for smoothing image
US5424783A (en) *	1993-02-10	1995-06-13	Wong; Yiu-Fai	Clustering filter method for noise filtering, scale-space filtering and image processing
JPH06291974A (ja) *	1993-03-31	1994-10-18	Toshiba Corp	ファクシミリ装置
US5940190A (en) *	1993-08-23	1999-08-17	Lexmark International, Inc.	Image improvement after facsimile reception
US5563962A (en) *	1994-03-08	1996-10-08	The University Of Connecticut	Two dimensional digital hysteresis filter for smoothing digital images
US5592571A (en) *	1994-03-08	1997-01-07	The University Of Connecticut	Digital pixel-accurate intensity processing method for image information enhancement
WO1995024694A1 (en) *	1994-03-08	1995-09-14	The University Of Connecticut	Digital pixel-accurate intensity processing method for image information enhancement
US5656813A (en) *	1995-04-04	1997-08-12	Gmd Systems, Inc.	Apparatus for imaging gas
AUPO648397A0 (en)	1997-04-30	1997-05-22	Canon Information Systems Research Australia Pty Ltd	Improvements in multiprocessor architecture operation
US6311258B1 (en)	1997-04-03	2001-10-30	Canon Kabushiki Kaisha	Data buffer apparatus and method for storing graphical data using data encoders and decoders
US6507898B1 (en)	1997-04-30	2003-01-14	Canon Kabushiki Kaisha	Reconfigurable data cache controller
US6259456B1 (en)	1997-04-30	2001-07-10	Canon Kabushiki Kaisha	Data normalization techniques
AUPO647997A0 (en)	1997-04-30	1997-05-22	Canon Information Systems Research Australia Pty Ltd	Memory controller architecture
US6707463B1 (en)	1997-04-30	2004-03-16	Canon Kabushiki Kaisha	Data normalization technique
US6546148B1 (en)	1997-07-14	2003-04-08	California Institute Of Technology	Circuitry for determining median of image portions
US8885945B2 (en)	2012-12-27	2014-11-11	Mitutoyo Corporation	Method for improving repeatability in edge location results of a machine vision inspection system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0055965B1 (de) *	1981-01-05	1989-03-29	Image Processing Technologies Inc.	Verfahren und Gerät zur Umwandlung eines Musters in eine binäre Form
JPH0778825B2 (ja) *	1983-02-09	1995-08-23	株式会社日立製作所	画像処理プロセツサ
JPS6038973A (ja) *	1983-08-11	1985-02-28	Dainippon Screen Mfg Co Ltd	境界画素の処理方法
JPS62118676A (ja) *	1985-11-18	1987-05-30	Sharp Corp	画像処理方式
GB8614214D0 (en) *	1986-06-11	1986-07-16	Kodak Ltd	Image processing method

1989
- 1989-01-27 US US07/302,350 patent/US5151794A/en not_active Expired - Lifetime
- 1989-01-30 DE DE68928779T patent/DE68928779T2/de not_active Expired - Lifetime
- 1989-01-30 EP EP89101564A patent/EP0380720B1/de not_active Expired - Lifetime

Also Published As

Publication number	Publication date
EP0380720B1 (de)	1998-08-12
DE68928779T2 (de)	1998-12-24
EP0380720A1 (de)	1990-08-08
US5151794A (en)	1992-09-29

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Legal Events

Date	Code	Title	Description
1999-09-09	8364	No opposition during term of opposition
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