DE69516907T2 - Verfahren zur bildkontrast- und auflösungsverbesserung - Google Patents

Verfahren zur bildkontrast- und auflösungsverbesserung

Info

Publication number
DE69516907T2
DE69516907T2 DE69516907T DE69516907T DE69516907T2 DE 69516907 T2 DE69516907 T2 DE 69516907T2 DE 69516907 T DE69516907 T DE 69516907T DE 69516907 T DE69516907 T DE 69516907T DE 69516907 T2 DE69516907 T2 DE 69516907T2
Authority
DE
Germany
Prior art keywords
resolution
contrast
improving
Prior art date
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
DE69516907T
Other languages
English (en)
Other versions
DE69516907D1 (de
Inventor
Dror Ben
Yehuda Niv
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.)
HP Indigo BV
Original Assignee
Indigo BV
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.)
Filing date
Publication date
Application filed by Indigo BV filed Critical Indigo BV
Application granted granted Critical
Publication of DE69516907D1 publication Critical patent/DE69516907D1/de
Publication of DE69516907T2 publication Critical patent/DE69516907T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
DE69516907T 1995-02-06 1995-06-06 Verfahren zur bildkontrast- und auflösungsverbesserung Expired - Lifetime DE69516907T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IL11256195A IL112561A0 (en) 1995-02-06 1995-02-06 High resolution printing
PCT/NL1995/000200 WO1996024910A1 (en) 1995-02-06 1995-06-06 Enhancement of image resolution and contrast

Publications (2)

Publication Number Publication Date
DE69516907D1 DE69516907D1 (de) 2000-06-15
DE69516907T2 true DE69516907T2 (de) 2000-11-16

Family

ID=11067072

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69516907T Expired - Lifetime DE69516907T2 (de) 1995-02-06 1995-06-06 Verfahren zur bildkontrast- und auflösungsverbesserung

Country Status (8)

Country Link
US (1) US6091511A (de)
EP (1) EP0808490B1 (de)
JP (1) JPH11501776A (de)
AU (1) AU2579695A (de)
CA (1) CA2211872A1 (de)
DE (1) DE69516907T2 (de)
IL (1) IL112561A0 (de)
WO (1) WO1996024910A1 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL113614A0 (en) 1995-05-03 1995-08-31 Indigo Nv Page make-up system
JP3490873B2 (ja) * 1997-10-03 2004-01-26 フーリエ有限会社 印刷装置
US6381035B1 (en) * 1998-12-21 2002-04-30 Xerox Corporation Edge compaction in antialiased images
US6526179B2 (en) 1999-04-14 2003-02-25 Intel Corporation Compression sensitive sharpening
US6330372B1 (en) * 1999-09-13 2001-12-11 Intel Corporation Compression edge adaptive video and image sharpening and scaling
US6760123B1 (en) * 1999-11-29 2004-07-06 Xerox Corporation Method and system for mapping color to texture in a copier
US20020016750A1 (en) * 2000-06-20 2002-02-07 Olivier Attia System and method for scan-based input, storage and retrieval of information over an interactive communication network
US7156311B2 (en) * 2003-07-16 2007-01-02 Scanbuy, Inc. System and method for decoding and analyzing barcodes using a mobile device
US7242816B2 (en) * 2003-08-11 2007-07-10 Scanbuy, Inc. Group average filter algorithm for digital image processing
US7387250B2 (en) * 2003-12-04 2008-06-17 Scanbuy, Inc. System and method for on the spot purchasing by scanning barcodes from screens with a mobile device
DK1719068T3 (da) * 2003-12-04 2010-10-18 Scanbuy Inc Sektionbaseret algoritme til billedforbedring
US7296747B2 (en) * 2004-04-20 2007-11-20 Michael Rohs Visual code system for camera-equipped mobile devices and applications thereof
US20050246196A1 (en) * 2004-04-28 2005-11-03 Didier Frantz Real-time behavior monitoring system
US7309015B2 (en) * 2004-07-14 2007-12-18 Scanbuy, Inc. Mobile device gateway providing access to instant information
US7768673B2 (en) * 2005-09-12 2010-08-03 Kabushiki Kaisha Toshiba Generating multi-bit halftone dither patterns with distinct foreground and background gray scale levels
US8016187B2 (en) * 2006-02-21 2011-09-13 Scanbury, Inc. Mobile payment system using barcode capture
US8150163B2 (en) 2006-04-12 2012-04-03 Scanbuy, Inc. System and method for recovering image detail from multiple image frames in real-time
WO2008133632A1 (en) * 2007-04-30 2008-11-06 Hewlett-Packard Development Company, L.P. Image compression
US9124841B2 (en) 2013-11-26 2015-09-01 Xerox Corporation Connected component analysis with multi-thresholding to segment halftones

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4084183A (en) * 1970-03-18 1978-04-11 Dr. Ing. Rudolf Hell Gmbh. Method for the electro-optical reproduction of half-tone pictures
US4554593A (en) * 1981-01-02 1985-11-19 International Business Machines Corporation Universal thresholder/discriminator
US4499489A (en) * 1981-06-08 1985-02-12 Dr. Ing. Rudolf Hell Gmbh Production of screen printing blocks
GB2103449B (en) * 1981-06-29 1985-05-30 Nippon Telegraph & Telephone Method and apparatus for gray level signal processing
JPS6110360A (ja) * 1984-06-26 1986-01-17 Canon Inc 画像処理装置
JPS6173477A (ja) * 1984-09-19 1986-04-15 Minolta Camera Co Ltd 画像処理方法
US5031034A (en) * 1988-06-20 1991-07-09 Canon Kabushiki Kaisha Image forming and processing apparatus with identification of character portions of images
US5729632A (en) * 1994-12-08 1998-03-17 Eastman Kodak Company Reproduction apparatus and method for adjusting rendering with toners of different particle sizes

Also Published As

Publication number Publication date
EP0808490B1 (de) 2000-05-10
AU2579695A (en) 1996-08-27
WO1996024910A1 (en) 1996-08-15
EP0808490A1 (de) 1997-11-26
JPH11501776A (ja) 1999-02-09
DE69516907D1 (de) 2000-06-15
CA2211872A1 (en) 1996-08-15
IL112561A0 (en) 1995-05-26
US6091511A (en) 2000-07-18

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