DE69413095T2 - Anordnung zur Glättung von skalierten Faksimilebildern - Google Patents

Anordnung zur Glättung von skalierten Faksimilebildern

Info

Publication number: DE69413095T2
Authority: DE; Germany
Prior art keywords: scaled; smoothing; arrangement; facsimile images; facsimile
Prior art date: 1993-03-17
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

DE69413095T

Other languages

English (en)

Other versions

DE69413095D1 (de

Inventor

David J Lowe

Trudy L Benjamin

William S Eaton

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.)

1993-03-17

Filing date

1994-02-22

Publication date

1999-02-04

1994-02-22 Application filed by Hewlett Packard Co filed Critical Hewlett Packard Co

1998-10-15 Application granted granted Critical

1998-10-15 Publication of DE69413095D1 publication Critical patent/DE69413095D1/de

1999-02-04 Publication of DE69413095T2 publication Critical patent/DE69413095T2/de

2014-02-23 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

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
- H04N1/40—Picture signal circuits
- H04N1/40068—Modification of image resolution, i.e. determining the values of picture elements at new relative positions

DE69413095T 1993-03-17 1994-02-22 Anordnung zur Glättung von skalierten Faksimilebildern Expired - Fee Related DE69413095T2 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US08/032,222 US5394485A (en)	1993-03-17	1993-03-17	Method and apparatus for smoothed scaling of facsimile images

Publications (2)

Publication Number	Publication Date
DE69413095D1 DE69413095D1 (de)	1998-10-15
DE69413095T2 true DE69413095T2 (de)	1999-02-04

Family

ID=21863759

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE69413095T Expired - Fee Related DE69413095T2 (de)	1993-03-17	1994-02-22	Anordnung zur Glättung von skalierten Faksimilebildern

Country Status (4)

Country	Link
US (1)	US5394485A (de)
EP (1)	EP0616463B1 (de)
JP (1)	JP3510662B2 (de)
DE (1)	DE69413095T2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6215560B1 (en) *	1990-07-13	2001-04-10	Canon Kabushiki Kaisha	Image processing apparatus for producing high resolution image data based on a memory area capacity
US6075926A (en) *	1997-04-21	2000-06-13	Hewlett-Packard Company	Computerized method for improving data resolution
US6836571B1 (en)	1997-11-28	2004-12-28	OCé PRINTING SYSTEMS GMBH	Method for converting digital raster data of a first resolution into digital target data of a second resolution
US6297889B1 (en) *	1998-12-22	2001-10-02	Xerox Corporation	Logic-based image processing method
GB0105067D0 (en) *	2001-03-01	2001-04-18	Zipher Ltd	Improvements in printing
TWI433546B (zh) *	2008-07-03	2014-04-01	Chi Lin Technology Co Ltd	影像解析度調整裝置、顯示裝置以及影像解析度調整方法
TWI425499B (zh) *	2009-02-27	2014-02-01	Chi Lin Technology Co Ltd	顯示系統
US8391647B1 (en)	2010-02-17	2013-03-05	Hewlett-Packard Development Company, L.P.	Pixel replacement

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3921164A (en) *	1974-06-03	1975-11-18	Sperry Rand Corp	Character generator for a high resolution dot matrix display
JPS58153450A (ja) *	1982-03-06	1983-09-12	Nippon Telegr & Teleph Corp <Ntt>	フアクシミリ情報等の解像度変換方法
US4569081A (en) *	1983-12-30	1986-02-04	International Business Machines Corporation	Method for expansion of a digital image
JPS62178069A (ja) *	1986-01-31	1987-08-05	Toshiba Corp	フアクシミリ記録方式
JP2707259B2 (ja) *	1987-11-05	1998-01-28	キヤノン株式会社	インクジェット記録装置
NL8900284A (nl) *	1989-02-06	1990-09-03	Oce Nederland Bv	Werkwijze en inrichting voor het omzetten van de resolutie van een door een patroon van tweewaardige pixels weergegeven beeld.
US5140648A (en) *	1989-12-28	1992-08-18	Eastman Kodak Company	Scaler gate array for scaling image data
US5282057A (en) *	1990-04-23	1994-01-25	Xerox Corporation	Bit-map image resolution converter
JP2861251B2 (ja) *	1990-05-12	1999-02-24	ブラザー工業株式会社	印字装置
US5029108A (en) *	1990-09-24	1991-07-02	Destiny Technology Corporation	Edge enhancement method and apparatus for dot matrix devices
US5134495A (en) *	1990-11-07	1992-07-28	Dp-Tek, Inc.	Resolution transforming raster-based imaging system

1993
- 1993-03-17 US US08/032,222 patent/US5394485A/en not_active Expired - Lifetime
1994
- 1994-02-22 EP EP94301233A patent/EP0616463B1/de not_active Expired - Lifetime
- 1994-02-22 DE DE69413095T patent/DE69413095T2/de not_active Expired - Fee Related
- 1994-03-17 JP JP04669994A patent/JP3510662B2/ja not_active Expired - Fee Related

Also Published As

Publication number	Publication date
US5394485A (en)	1995-02-28
EP0616463B1 (de)	1998-09-09
JPH0795392A (ja)	1995-04-07
EP0616463A1 (de)	1994-09-21
DE69413095D1 (de)	1998-10-15
JP3510662B2 (ja)	2004-03-29

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Legal Events

Date	Code	Title	Description
1999-10-07	8364	No opposition during term of opposition
2001-08-09	8327	Change in the person/name/address of the patent owner	Owner name: HEWLETT-PACKARD CO. (N.D.GES.D.STAATES DELAWARE),
2005-05-25	8327	Change in the person/name/address of the patent owner	Owner name: HEWLETT-PACKARD DEVELOPMENT CO., L.P., HOUSTON, TE
2009-12-17	8339	Ceased/non-payment of the annual fee