BR9701583A - Sistema híbrido de formação de imagem - Google Patents

Sistema híbrido de formação de imagem

Info

Publication number: BR9701583A
Authority: BR; Brazil
Prior art keywords: image formation; formation system; hybrid image; hybrid; image
Prior art date: 1996-04-01

Application number

BR9701583A

Other languages

English (en)

Inventor

Tse-Kee Chan

Fritz F Ebner

Original Assignee

Xerox 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.)

1996-04-01

Filing date

1997-03-31

Publication date

1998-09-22

1997-03-31 Application filed by Xerox Corp filed Critical Xerox Corp

1998-09-22 Publication of BR9701583A publication Critical patent/BR9701583A/pt

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
- H04N1/405—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels
- 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
- H04N1/52—Circuits or arrangements for halftone screening

Landscapes

Engineering & Computer Science (AREA)
Multimedia (AREA)
Signal Processing (AREA)
Facsimile Image Signal Circuits (AREA)
Color, Gradation (AREA)
Image Processing (AREA)

BR9701583A 1996-04-01 1997-03-31 Sistema híbrido de formação de imagem BR9701583A (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US08/625,324 US5838462A (en)	1996-04-01	1996-04-01	Hybrid imaging system

Publications (1)

Publication Number	Publication Date
BR9701583A true BR9701583A (pt)	1998-09-22

Family

ID=24505541

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR9701583A BR9701583A (pt)	1996-04-01	1997-03-31	Sistema híbrido de formação de imagem

Country Status (3)

Country	Link
US (1)	US5838462A (pt)
BR (1)	BR9701583A (pt)
CA (1)	CA2201070C (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP3779406B2 (ja) *	1996-11-20	2006-05-31	松下電器産業株式会社	画像処理装置および画像処理方法
US6178011B1 (en) *	1998-03-24	2001-01-23	Hewlett-Packard Company	Adaptive image resolution enhancement technology
US6606168B1 (en)	1999-03-31	2003-08-12	3M Innovative Properties Company	Narrow band, anisotropic stochastic halftone patterns and methods of creating and using the same
US7869094B2 (en) *	2005-01-07	2011-01-11	Mitcham Global Investments Ltd.	Selective dithering
US20070002410A1 (en) *	2005-06-30	2007-01-04	Majewicz Peter I	Hybrid halftoning
US11269900B2 (en) *	2018-05-04	2022-03-08	Visa International Service Association	Transition regularized matrix factorization for sequential recommendation
CN116339502A (zh) *	2021-12-26	2023-06-27	舜宇光学（浙江）研究院有限公司	一种图像源编码方法、装置及近眼显示设备

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4245258A (en) *	1979-11-05	1981-01-13	Xerox Corporation	Method and apparatus for reduction of false contours in electrically screened images
JPS60113582A (ja) *	1983-11-24	1985-06-20	Ricoh Co Ltd	中間調画像処理方法
US4736254A (en) *	1984-11-22	1988-04-05	Matsushita Electric Industrial Co., Ltd.	Method and apparatus for generating pseudo-halftone dots by comparing gray scale values of an original with dither threshold values stored in cells of a matrix array divided into imaginary matrices of elemental areas each containing one cell
US4955065A (en) *	1987-03-17	1990-09-04	Digital Equipment Corporation	System for producing dithered images from continuous-tone image data
US5341228A (en) *	1990-12-04	1994-08-23	Research Corporation Technologies	Method and apparatus for halftone rendering of a gray scale image using a blue noise mask
US5323247A (en) *	1990-12-04	1994-06-21	Research Corporation Technologies	Method and apparatus for halftoning and inverse halftoning and the transmission of such images
US5111310A (en) *	1990-12-04	1992-05-05	Research Technologies Corporation, Inc.	Method and apparatus for halftone rendering of a gray scale image using a blue noise mask
US5418427A (en) *	1992-05-28	1995-05-23	Litton Systems, Inc.	Internally cooled forward wave crossed field amplifier anode vane
US5291296A (en) *	1992-09-29	1994-03-01	Xerox Corporation	Specific set of rotated screens for digital halftoning
US5535020A (en) *	1992-10-15	1996-07-09	Digital Equipment Corporation	Void and cluster apparatus and method for generating dither templates
US5543936A (en) *	1992-10-15	1996-08-06	Digital Equipment Corporation	Image adjustment system for translating raw input levels to adjusted input levels
US5321525A (en) *	1992-12-14	1994-06-14	Xerox Corporation	Clustered halftoning with dot-to-dot error diffusion
IL106514A (en) *	1993-07-28	1997-08-14	Scitex Corp Ltd	Apparatus and method for screening images for reproduction
US5394252A (en) *	1994-03-02	1995-02-28	Xerox Corporation	Hybrid quantization method for color document reproduction
US5543935A (en) *	1994-11-18	1996-08-06	Xerox Corporation	Halftoning method using space filling curves
US5555102A (en) *	1995-01-30	1996-09-10	Apple Computer, Inc.	System and method for generating images with improved visual quality using local correlation, ordered dither

1996
- 1996-04-01 US US08/625,324 patent/US5838462A/en not_active Expired - Fee Related
1997
- 1997-03-26 CA CA002201070A patent/CA2201070C/en not_active Expired - Fee Related
- 1997-03-31 BR BR9701583A patent/BR9701583A/pt not_active IP Right Cessation

Also Published As

Publication number	Publication date
CA2201070A1 (en)	1997-10-01
US5838462A (en)	1998-11-17
CA2201070C (en)	2001-05-15

Publication	Publication Date	Title
DE69712930D1 (de)	2002-07-11	Bildaufbereitungssystem
BR9705080A (pt)	1999-06-29	Sistema de impressão distribuído
PT1226904E (pt)	2003-11-28	Sistema de barbear
BR9708346A (pt)	1999-08-03	Sistema de barbear
BR9602740A (pt)	1998-09-08	Sistema de impressão
BR9708913A (pt)	1999-08-03	Sistema de telecomunicação
BR9704057A (pt)	1998-11-10	Sistema de engrenagens
BR9700650A (pt)	1998-09-01	Sistema de implementação de mudança semi-automatizada veicular
BR9711476A (pt)	1999-08-24	Sistema de adaptador
BR9704903A (pt)	1998-11-17	Sistema de retenção de imagem digital
BR9710346A (pt)	1999-08-17	Sistema de refrigera-Æo
IT1294298B1 (it)	1999-03-24	Sistema di comunicazione per veicoli
DE69728317D1 (de)	2004-05-06	Bilderzeugungssystem
BR9504219A (pt)	1996-07-30	Sistema de impressao
PT876542E (pt)	2003-10-31	Sistema de sepultura
BR9708838A (pt)	1999-08-03	Sistema de extensão
BR9701583A (pt)	1998-09-22	Sistema híbrido de formação de imagem
BR9707576A (pt)	1999-07-27	Sistema de fermentacao
BR9510334A (pt)	1998-06-02	Sistema de televisão de imagens estáticas
BR9609224A (pt)	1999-05-11	Sistema
AR010217A1 (es)	2000-06-07	Sistema de memoria
IT1290539B1 (it)	1998-12-04	Sistema di accensione
BR9705900A (pt)	1999-03-16	Sistema híbrido de tratamento de imagens
BR9703746A (pt)	1998-09-22	Sistema de formação de imagem de menu programável
BR9711450A (pt)	1999-08-24	Sistema de memÄria

Legal Events

Date	Code	Title	Description
2002-05-14	FB34	Technical and formal requirements: requirement - article 34 of industrial property law
2008-05-13	B15K	Others concerning applications: alteration of classification	Free format text: ALTERADA A CLASSIFICACAO PARA INT.CL. 2008.01 H04N 1/405; H04N 1/52 Ipc: H04N 1/405 (2008.04), H04N 1/52 (2008.04)
2008-05-27	B06A	Patent application procedure suspended [chapter 6.1 patent gazette]
2008-11-11	B08F	Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]	Free format text: REFERENTE A 10A E 11A ANUIDADE.
2009-10-27	B08K	Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]	Free format text: REFERENTE AO DESPACHO PUBLICADO NA RPI 1975 DE 11/11/2008.