DE69227223D1 - Verfahren zur Umwandlung der Bildauflösung - Google Patents

Verfahren zur Umwandlung der Bildauflösung

Info

Publication number
DE69227223D1
DE69227223D1 DE69227223T DE69227223T DE69227223D1 DE 69227223 D1 DE69227223 D1 DE 69227223D1 DE 69227223 T DE69227223 T DE 69227223T DE 69227223 T DE69227223 T DE 69227223T DE 69227223 D1 DE69227223 D1 DE 69227223D1
Authority
DE
Germany
Prior art keywords
converting
image resolution
resolution
image
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 - Fee Related
Application number
DE69227223T
Other languages
English (en)
Other versions
DE69227223T2 (de
Inventor
John O Walker
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.)
Xerox Corp
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.)
Filing date
Publication date
Application filed by Xerox Corp filed Critical Xerox Corp
Application granted granted Critical
Publication of DE69227223D1 publication Critical patent/DE69227223D1/de
Publication of DE69227223T2 publication Critical patent/DE69227223T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00—Geometric image transformations in the plane of the image
    • G06T3/40—Scaling of whole images or parts thereof, e.g. expanding or contracting

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Image Processing (AREA)
  • Dot-Matrix Printers And Others (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Controls And Circuits For Display Device (AREA)
DE69227223T 1991-07-29 1992-07-01 Verfahren zur Umwandlung der Bildauflösung Expired - Fee Related DE69227223T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/737,297 US5282051A (en) 1991-07-29 1991-07-29 Apparatus and method for performing resolution conversion on image data with auto correlation

Publications (2)

Publication Number Publication Date
DE69227223D1 true DE69227223D1 (de) 1998-11-12
DE69227223T2 DE69227223T2 (de) 1999-05-06

Family

ID=24963354

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69227223T Expired - Fee Related DE69227223T2 (de) 1991-07-29 1992-07-01 Verfahren zur Umwandlung der Bildauflösung

Country Status (5)

Country Link
US (1) US5282051A (de)
EP (1) EP0525996B1 (de)
JP (1) JP3128091B2 (de)
CA (1) CA2063472C (de)
DE (1) DE69227223T2 (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5341226A (en) * 1993-04-22 1994-08-23 Xerox Corporation Automatic image segmentation for color documents
US5696851A (en) * 1993-04-30 1997-12-09 Comsat Corporation Codeword-dependent post-filtering for vector quantization-based image compression
WO1994027239A1 (en) * 1993-05-10 1994-11-24 Apple Computer, Inc. Resolution independent methods for rendering a graphic image on a display device
US5359423A (en) * 1993-12-17 1994-10-25 Xerox Corporation Method for statistical generation of density preserving templates for print enhancement
US5732204A (en) * 1994-02-01 1998-03-24 Ricoh Company, Ltd. Method and device for 3D image processing
US5473376A (en) * 1994-12-01 1995-12-05 Motorola, Inc. Method and apparatus for adaptive entropy encoding/decoding of quantized transform coefficients in a video compression system
GB2305052B (en) * 1995-09-08 2000-04-05 Quantel Ltd An image processing system
US5818504A (en) * 1995-11-27 1998-10-06 Hewlett-Packard Company Adjustment of dot size for laser imagers
JP3210248B2 (ja) * 1996-04-25 2001-09-17 キヤノン株式会社 画像処理装置及びその方法
US6786420B1 (en) 1997-07-15 2004-09-07 Silverbrook Research Pty. Ltd. Data distribution mechanism in the form of ink dots on cards
US6618117B2 (en) 1997-07-12 2003-09-09 Silverbrook Research Pty Ltd Image sensing apparatus including a microcontroller
US6803989B2 (en) * 1997-07-15 2004-10-12 Silverbrook Research Pty Ltd Image printing apparatus including a microcontroller
US6665454B1 (en) * 1997-07-15 2003-12-16 Silverbrook Research Pty Ltd Dot adjacency compensation in optical storage systems using ink dots
US7724282B2 (en) 1997-07-15 2010-05-25 Silverbrook Research Pty Ltd Method of processing digital image to correct for flash effects
US6879341B1 (en) 1997-07-15 2005-04-12 Silverbrook Research Pty Ltd Digital camera system containing a VLIW vector processor
US6985207B2 (en) * 1997-07-15 2006-01-10 Silverbrook Research Pty Ltd Photographic prints having magnetically recordable media
AUPO850597A0 (en) * 1997-08-11 1997-09-04 Silverbrook Research Pty Ltd Image processing method and apparatus (art01a)
US6948794B2 (en) * 1997-07-15 2005-09-27 Silverbrook Reserach Pty Ltd Printhead re-capping assembly for a print and demand digital camera system
US6624848B1 (en) 1997-07-15 2003-09-23 Silverbrook Research Pty Ltd Cascading image modification using multiple digital cameras incorporating image processing
US6690419B1 (en) * 1997-07-15 2004-02-10 Silverbrook Research Pty Ltd Utilising eye detection methods for image processing in a digital image camera
US7714889B2 (en) * 1997-07-15 2010-05-11 Silverbrook Research Pty Ltd Digital camera using exposure information for image processing
US7110024B1 (en) 1997-07-15 2006-09-19 Silverbrook Research Pty Ltd Digital camera system having motion deblurring means
AUPO802797A0 (en) * 1997-07-15 1997-08-07 Silverbrook Research Pty Ltd Image processing method and apparatus (ART54)
AU3637999A (en) 1998-04-24 1999-11-16 Silicon Image, Inc. Scaling multi-dimensional signals using variable weighting factors
AUPP702098A0 (en) 1998-11-09 1998-12-03 Silverbrook Research Pty Ltd Image creation method and apparatus (ART73)
US6476873B1 (en) * 1998-10-23 2002-11-05 Vtel Corporation Enhancement of a selectable region of video
GB9825379D0 (en) * 1998-11-19 1999-01-13 Electrosonic Ltd Image processing
AUPQ056099A0 (en) * 1999-05-25 1999-06-17 Silverbrook Research Pty Ltd A method and apparatus (pprint01)
US10229960B2 (en) * 2016-08-02 2019-03-12 Universal Display Corporation OLED displays with variable display regions

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2844158C3 (de) * 1978-10-10 1981-10-15 Burda Verwaltungs Kg Schutterwald, 7600 Offenburg Verfahren zur Reproduktion von Originalvorlagen welche bezüglich ihres Farbgehaltes nach einem Dreibereichsverfahren abgetastet werden
US4742553A (en) * 1986-06-26 1988-05-03 Wang Laboratories, Inc. Resolution conversion of bitmap images using error term averaging
JP2688055B2 (ja) * 1987-11-11 1997-12-08 株式会社リコー 画像形成装置
US4970604A (en) * 1989-04-14 1990-11-13 Coueignoux Philippe J Screen display enhancing system
US5103306A (en) * 1990-03-28 1992-04-07 Transitions Research Corporation Digital image compression employing a resolution gradient

Also Published As

Publication number Publication date
DE69227223T2 (de) 1999-05-06
JP3128091B2 (ja) 2001-01-29
CA2063472C (en) 1999-06-01
CA2063472A1 (en) 1993-01-30
EP0525996A2 (de) 1993-02-03
JPH06203152A (ja) 1994-07-22
EP0525996B1 (de) 1998-10-07
US5282051A (en) 1994-01-25
EP0525996A3 (en) 1994-09-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee