CA1224290A - Method of storing character in a display system - Google Patents

Method of storing character in a display system

Info

Publication number
CA1224290A
CA1224290A CA000455228A CA455228A CA1224290A CA 1224290 A CA1224290 A CA 1224290A CA 000455228 A CA000455228 A CA 000455228A CA 455228 A CA455228 A CA 455228A CA 1224290 A CA1224290 A CA 1224290A
Authority
CA
Canada
Prior art keywords
stroke
character
binary number
strokes
code
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
Application number
CA000455228A
Other languages
English (en)
French (fr)
Inventor
Norman R. Sheen
Adrian C. Gay
Jack E. Bresenham
Ronald J. Bowater
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of CA1224290A publication Critical patent/CA1224290A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/22—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of characters or indicia using display control signals derived from coded signals representing the characters or indicia, e.g. with a character-code memory
    • G09G5/24—Generation of individual character patterns
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G1/00—Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data
    • G09G1/06—Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data using single beam tubes, e.g. three-dimensional or perspective representation, rotation or translation of display pattern, hidden lines, shadows
    • G09G1/08—Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data using single beam tubes, e.g. three-dimensional or perspective representation, rotation or translation of display pattern, hidden lines, shadows the beam directly tracing characters, the information to be displayed controlling the deflection and the intensity as a function of time in two spatial co-ordinates, e.g. according to a cartesian co-ordinate system
    • G09G1/10—Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data using single beam tubes, e.g. three-dimensional or perspective representation, rotation or translation of display pattern, hidden lines, shadows the beam directly tracing characters, the information to be displayed controlling the deflection and the intensity as a function of time in two spatial co-ordinates, e.g. according to a cartesian co-ordinate system the deflection signals being produced by essentially digital means, e.g. incrementally

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Controls And Circuits For Display Device (AREA)
CA000455228A 1983-06-30 1984-05-25 Method of storing character in a display system Expired CA1224290A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP83303790A EP0130245B1 (en) 1983-06-30 1983-06-30 Method of storing characters in a display system
EP83303790.6 1983-06-30

Publications (1)

Publication Number Publication Date
CA1224290A true CA1224290A (en) 1987-07-14

Family

ID=8191199

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000455228A Expired CA1224290A (en) 1983-06-30 1984-05-25 Method of storing character in a display system

Country Status (5)

Country Link
US (1) US4633243A (enExample)
EP (1) EP0130245B1 (enExample)
JP (1) JPS6015686A (enExample)
CA (1) CA1224290A (enExample)
DE (1) DE3379004D1 (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2574575B1 (fr) * 1984-12-11 1987-02-06 O Donnell Ciaran Processeur de trace de vecteur
JPH066386B2 (ja) * 1988-04-18 1994-01-26 キヤノン株式会社 出力装置
US5562350A (en) * 1988-04-18 1996-10-08 Canon Kabushiki Kaisha Output apparatus that selects a vector font based on character size
JPH01275056A (ja) * 1988-04-27 1989-11-02 Tokyo Electric Co Ltd ページプリンタ
US5028848A (en) * 1988-06-27 1991-07-02 Hewlett-Packard Company Tile vector to raster conversion method
JP2883633B2 (ja) * 1989-05-29 1999-04-19 ブラザー工業 株式会社 データ変換装置
US6496160B1 (en) * 1999-04-29 2002-12-17 Evans & Sutherland Computer Corporation Stroke to raster converter system
JP3556163B2 (ja) * 2000-09-25 2004-08-18 富士通日立プラズマディスプレイ株式会社 表示装置
EP1282106A1 (en) * 2001-08-01 2003-02-05 Agere Systems System, method and computer program product for displaying and/or compressing digital data
US7729542B2 (en) * 2003-04-04 2010-06-01 Carnegie Mellon University Using edges and corners for character input
DE10347753A1 (de) * 2003-10-14 2005-05-25 Siemens Ag Adaptive Beleuchtung bei Mobiltelefonen
CN101617354A (zh) 2006-12-12 2009-12-30 埃文斯和萨瑟兰计算机公司 用于校准单个调制器投影仪中的rgb光的系统和方法
US8358317B2 (en) 2008-05-23 2013-01-22 Evans & Sutherland Computer Corporation System and method for displaying a planar image on a curved surface
US8702248B1 (en) 2008-06-11 2014-04-22 Evans & Sutherland Computer Corporation Projection method for reducing interpixel gaps on a viewing surface
US8077378B1 (en) 2008-11-12 2011-12-13 Evans & Sutherland Computer Corporation Calibration system and method for light modulation device
US9641826B1 (en) 2011-10-06 2017-05-02 Evans & Sutherland Computer Corporation System and method for displaying distant 3-D stereo on a dome surface

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1573168A (enExample) * 1968-04-05 1969-07-04
FR2029264A5 (enExample) * 1969-01-22 1970-10-16 Vincent Carrefour Jacque
FR2044615A5 (enExample) * 1970-03-05 1971-02-19 Philips Ind Commerciale
JPS4844015A (enExample) * 1971-10-08 1973-06-25
US3938130A (en) * 1972-02-23 1976-02-10 Hughes Aircraft Company Direction coded digital stroke generator providing a plurality of symbols
DE2214585C3 (de) * 1972-03-24 1975-05-28 Siemens Ag, 1000 Berlin Und 8000 Muenchen Anordnung zur Darstellung von Zeichensegmenten
JPS5148930A (ja) * 1974-10-25 1976-04-27 Hitachi Ltd Mojipatansakuseisochi
JPS5162940A (ja) * 1974-11-29 1976-05-31 Kokusai Denshin Denwa Co Ltd Bekutoruhyojishikipataankirokujohono henkanhoshiki
US4228510A (en) * 1978-03-01 1980-10-14 The Boeing Company Character generator
US4529978A (en) * 1980-10-27 1985-07-16 Digital Equipment Corporation Method and apparatus for generating graphic and textual images on a raster scan display
US4507656A (en) * 1982-09-13 1985-03-26 Rockwell International Corporation Character/vector controller for stroke written CRT displays

Also Published As

Publication number Publication date
JPH0418315B2 (enExample) 1992-03-27
US4633243A (en) 1986-12-30
JPS6015686A (ja) 1985-01-26
EP0130245A1 (en) 1985-01-09
DE3379004D1 (en) 1989-02-23
EP0130245B1 (en) 1989-01-18

Similar Documents

Publication Publication Date Title
US4633243A (en) Method of storing characters in a display system
US5771034A (en) Font format
US4555802A (en) Compaction and decompaction of non-coded information bearing signals
EP0438038B1 (en) Graphics processor
US5021974A (en) Method for updating a display bitmap with a character string or the like
US20090128582A1 (en) Method and apparatus for magnifying computer screen display
GB2232861A (en) Method and apparatus for moving control points in displaying digital typeface on raster output devices
JPH0631937B2 (ja) 表示装置
US6232987B1 (en) Progressively renderable outline font and methods of generating, transmitting and rendering the same
US4811241A (en) Clipping of fixed character strings in a graphics system
JPH0613224B2 (ja) フォントの含蓄方法
US4672370A (en) Technique for scaling characters in a stroke-vector display system
US6606094B1 (en) Method and apparatus for text image stretching
US4660028A (en) Stroke-vector character generator
JPH05120441A (ja) ベクトル画像描画装置
JPH0562348B2 (enExample)
US4658248A (en) Method for generating stroke-vector characters for use in a display system
JP2562458B2 (ja) コンピュータシステム用文字発生方法
CA2140960C (en) Linear bitblt source type
JPS6261091A (ja) 表示装置
JPH0586920B2 (enExample)
JPS59178483A (ja) フオント発生方式
JPS5962890A (ja) グラフイツク・デイスプレイ装置
JPH10214077A (ja) 合成描画データの生成方法および合成描画装置
JPS63195696A (ja) 高速描画方法

Legal Events

Date Code Title Description
MKEX Expiry