IL66863A - Two-dimensional digital linear interpolation systems for video image enlargement(zoom) - Google Patents

Two-dimensional digital linear interpolation systems for video image enlargement(zoom)

Info

Publication number
IL66863A
IL66863A IL66863A IL6686382A IL66863A IL 66863 A IL66863 A IL 66863A IL 66863 A IL66863 A IL 66863A IL 6686382 A IL6686382 A IL 6686382A IL 66863 A IL66863 A IL 66863A
Authority
IL
Israel
Prior art keywords
zoom
video image
linear interpolation
dimensional digital
image enlargement
Prior art date
Application number
IL66863A
Other languages
English (en)
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of IL66863A publication Critical patent/IL66863A/xx

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06T3/4007—Scaling of whole images or parts thereof, e.g. expanding or contracting based on interpolation, e.g. bilinear interpolation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • G06F17/17—Function evaluation by approximation methods, e.g. inter- or extrapolation, smoothing, least mean square method
    • G06F17/175—Function evaluation by approximation methods, e.g. inter- or extrapolation, smoothing, least mean square method of multidimensional data
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • Algebra (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Image Processing (AREA)
  • Digital Computer Display Output (AREA)
IL66863A 1981-11-16 1982-09-24 Two-dimensional digital linear interpolation systems for video image enlargement(zoom) IL66863A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/321,890 US4402012A (en) 1981-11-16 1981-11-16 Two-dimensional digital linear interpolation system

Publications (1)

Publication Number Publication Date
IL66863A true IL66863A (en) 1985-06-30

Family

ID=23252481

Family Applications (1)

Application Number Title Priority Date Filing Date
IL66863A IL66863A (en) 1981-11-16 1982-09-24 Two-dimensional digital linear interpolation systems for video image enlargement(zoom)

Country Status (4)

Country Link
US (1) US4402012A (de)
EP (1) EP0079542A3 (de)
JP (1) JPS58105374A (de)
IL (1) IL66863A (de)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57208765A (en) * 1981-06-18 1982-12-21 Dainippon Screen Mfg Co Ltd Signal interpolating method for memory device
GB8306339D0 (en) * 1982-03-19 1983-04-13 Quantel Ltd Video processing systems
JPS59214710A (ja) * 1983-05-23 1984-12-04 Hitachi Ltd ナビゲ−シヨン装置
GB2160051A (en) * 1984-04-26 1985-12-11 Philips Electronic Associated Video signal processing arrangement
US4707742A (en) * 1984-04-26 1987-11-17 U.S. Philips Corporation Video signal processing arrangement
JPS6231482A (ja) * 1985-08-02 1987-02-10 Canon Inc 画像処理装置
JP2604711B2 (ja) * 1985-09-14 1997-04-30 ソニー株式会社 画像変換装置
IL80208A0 (en) * 1985-11-26 1987-01-30 Honeywell Inc Method and apparatus for increasing vertical resolution on an optical scanner output
CH667919A5 (fr) * 1986-04-08 1988-11-15 Battelle Memorial Institute Procede pour determiner le debit d'un fluide.
NL8602493A (nl) * 1986-10-03 1988-05-02 Philips Nv Lijnentalhalveerschakeling voor een bemonsterd geinterlineerd televisiesignaal.
EP0280932B1 (de) * 1987-03-04 1992-11-19 Hitachi, Ltd. Gerät zur Wiedergabe von Videosignalen geringer Auflösung auf Videomonitoren hoher Auflösung
US4764805A (en) * 1987-06-02 1988-08-16 Eastman Kodak Company Image transmission system with line averaging preview mode using two-pass block-edge interpolation
JPS6453274A (en) * 1987-08-25 1989-03-01 Hitachi Ltd Interpolation device having line segment processing part running parallel with coordinate axis
JP2637438B2 (ja) * 1987-10-27 1997-08-06 キヤノン株式会社 画像処理装置
US4885688A (en) * 1987-11-25 1989-12-05 General Electric Company Minimization of directed points generated in three-dimensional dividing cubes method
DE68927540T2 (de) * 1988-08-25 1997-04-24 Canon Kk Datenverarbeitungsgerät
US4908780A (en) * 1988-10-14 1990-03-13 Sun Microsystems, Inc. Anti-aliasing raster operations utilizing sub-pixel crossing information to control pixel shading
GB2224410A (en) * 1988-10-26 1990-05-02 Marconi Gec Ltd Video image magnification system
US5170475A (en) * 1989-03-06 1992-12-08 Motorola, Inc. Data processor having instructions for interpolating between memory-resident data values respectively
US5175701A (en) * 1989-07-25 1992-12-29 Eastman Kodak Company System for performing linear interpolation
WO1992001260A1 (en) * 1990-07-09 1992-01-23 Eastman Kodak Company Selectable power of two coefficient signal combining circuits
US5025315A (en) * 1990-09-06 1991-06-18 Chips And Technologies, Inc. Method and apparatus for scaling interlaced images
DE69222102T2 (de) * 1991-08-02 1998-03-26 Grass Valley Group Bedienerschnittstelle für Videoschnittsystem zur Anzeige und interaktive Steuerung von Videomaterial
JP2732772B2 (ja) * 1992-05-19 1998-03-30 松下電器産業株式会社 デジタル信号処理回路
JP2618156B2 (ja) * 1992-06-08 1997-06-11 インターナショナル・ビジネス・マシーンズ・コーポレイション ドット・マトリックス表示パネルの駆動方法、ドット・マトリックス表示パネル用駆動回路、ドット・マトリックス表示装置、及び、ドット・マトリックス表示装置を備えた情報処理システム
US5646696A (en) * 1992-12-23 1997-07-08 Intel Corporation Continuously changing image scaling performed by incremented pixel interpolation
US5469222A (en) * 1992-12-23 1995-11-21 Intel Corporation Non-linear pixel interpolator function for video and graphic processing
US5677967A (en) * 1993-03-10 1997-10-14 R. R. Donnelley & Sons Company Method of and apparatus for converting between a color appearance space and a colorant space
DE4309471A1 (de) * 1993-03-24 1994-09-29 Miro Computer Prod Ag Verfahren zur Wiedergabe von Videobildern
US5617333A (en) * 1993-11-29 1997-04-01 Kokusai Electric Co., Ltd. Method and apparatus for transmission of image data
GB2293938B (en) * 1994-10-04 1999-01-20 Winbond Electronics Corp Apparatus for digital video format conversion
CN1110017C (zh) * 1995-07-31 2003-05-28 华邦电子股份有限公司 可均匀伸缩数字图象尺寸的方法及其装置
US5801678A (en) * 1996-04-26 1998-09-01 Industrial Technology Research Institute Fast bi-linear interpolation pipeline
GB2371459B (en) * 2001-01-19 2005-05-04 Pixelfusion Ltd Image scaling
WO2010126783A2 (en) * 2009-04-30 2010-11-04 Roman Gitlin Method and apparatus for streamlined implementation of interpolation in multiple dimensions
US10817493B2 (en) 2017-07-07 2020-10-27 Raytheon Company Data interpolation

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4068266A (en) * 1976-06-03 1978-01-10 Xerox Corporation Statistical resolution conversion technique
US4303947A (en) * 1978-06-21 1981-12-01 Xerox Corporation Image interpolation system
US4193092A (en) * 1978-06-21 1980-03-11 Xerox Corporation Image interpolation system
GB2046053B (en) * 1979-03-22 1983-06-15 Micro Consultants Ltd Digital video processor

Also Published As

Publication number Publication date
JPS58105374A (ja) 1983-06-23
EP0079542A2 (de) 1983-05-25
EP0079542A3 (de) 1986-06-04
US4402012A (en) 1983-08-30

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