FR2341162A1 - Systeme de determination de coordonnees par iteration dans les dispositifs photoemissifs d'affichage d'elements d'image - Google Patents

Systeme de determination de coordonnees par iteration dans les dispositifs photoemissifs d'affichage d'elements d'image

Info

Publication number
FR2341162A1
FR2341162A1 FR7700643A FR7700643A FR2341162A1 FR 2341162 A1 FR2341162 A1 FR 2341162A1 FR 7700643 A FR7700643 A FR 7700643A FR 7700643 A FR7700643 A FR 7700643A FR 2341162 A1 FR2341162 A1 FR 2341162A1
Authority
FR
France
Prior art keywords
photoemistive
iteration
devices
determination system
image elements
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.)
Granted
Application number
FR7700643A
Other languages
English (en)
Other versions
FR2341162B1 (fr
Inventor
John E Davis Jr
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
Publication of FR2341162A1 publication Critical patent/FR2341162A1/fr
Application granted granted Critical
Publication of FR2341162B1 publication Critical patent/FR2341162B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
    • G06F3/038—Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry
    • G06F3/0386—Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry for light pen
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
    • G06F3/0354—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
    • G06F3/03542—Light pens for emitting or receiving light

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Position Input By Displaying (AREA)
FR7700643A 1976-02-13 1977-01-05 Systeme de determination de coordonnees par iteration dans les dispositifs photoemissifs d'affichage d'elements d'image Granted FR2341162A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/657,788 US4020281A (en) 1976-02-13 1976-02-13 Iterative coordinate data approximation system for photoemissive pixel pattern displays

Publications (2)

Publication Number Publication Date
FR2341162A1 true FR2341162A1 (fr) 1977-09-09
FR2341162B1 FR2341162B1 (fr) 1980-03-14

Family

ID=24638664

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7700643A Granted FR2341162A1 (fr) 1976-02-13 1977-01-05 Systeme de determination de coordonnees par iteration dans les dispositifs photoemissifs d'affichage d'elements d'image

Country Status (7)

Country Link
US (1) US4020281A (fr)
JP (1) JPS5299025A (fr)
CA (1) CA1071782A (fr)
DE (1) DE2702721C2 (fr)
FR (1) FR2341162A1 (fr)
GB (1) GB1587071A (fr)
IT (1) IT1071308B (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4121283A (en) * 1977-01-17 1978-10-17 Cromemco Inc. Interface device for encoding a digital image for a CRT display
US4275395A (en) * 1977-10-31 1981-06-23 International Business Machines Corporation Interactive projection display system
US4326258A (en) * 1980-01-31 1982-04-20 Ncr Canada Ltd - Ncr Canada Ltee Method and apparatus for reducing the gray scale resolution of a digitized image
US4377810A (en) * 1980-12-04 1983-03-22 Data General Corporation Light pen detection circuit and method
US4396988A (en) * 1980-12-31 1983-08-02 International Business Machines Corporation Method and apparatus for automatically determining the X-Y intersection of two curves in a raster type display system including a buffer refresh memory
JPS607705B2 (ja) * 1981-12-03 1985-02-26 日本真空技術株式会社 スパツタリング装置
JPS58143381A (ja) * 1982-02-19 1983-08-25 大日本スクリ−ン製造株式会社 図形表示装置における発光強度の制御方法および装置
JPS58197271A (ja) * 1982-05-11 1983-11-16 Ulvac Corp タンタル等のスパツタ方法
JPS6074536A (ja) * 1983-09-30 1985-04-26 Toshiba Corp 半導体装置の製造方法
US4620288A (en) * 1983-10-26 1986-10-28 American Semiconductor Equipment Technologies Data handling system for a pattern generator
US4945497A (en) * 1988-12-20 1990-07-31 Sun Microsystems, Inc. Method and apparatus for translating rectilinear information into scan line information for display by a computer system
JP3015276B2 (ja) * 1995-04-11 2000-03-06 株式会社ワコム 座標入力装置のセンサコイル走査方法
US6222934B1 (en) * 1998-07-17 2001-04-24 Mustek Systems Inc. Test chart for determining the image quality of an optical scanner
US6373983B1 (en) * 1998-08-24 2002-04-16 Mustek Systems, Inc. Method for detecting the occurrence of missing lines on images generated by an optical scanner
JP2006059252A (ja) * 2004-08-23 2006-03-02 Denso Corp 動き検出方法及び装置，プログラム，車両用監視システム
US20220048042A1 (en) * 2019-03-19 2022-02-17 Michael John Flanagan Material feed process and assembly for a rotary magnetic separator

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3315229A (en) * 1963-12-31 1967-04-18 Ibm Blood cell recognizer
US3506875A (en) * 1967-06-28 1970-04-14 Hitachi Ltd Pen-tracking system in cathode-ray tube display equipment
GB1407248A (en) * 1971-08-29 1975-09-24 Fujitsu Ltd System for read out of the coordinates of a matrix type display
JPS5726369B2 (fr) * 1973-09-06 1982-06-04
US3873974A (en) * 1973-10-12 1975-03-25 Geometric Data Corp Scanning system for location and classification of patterns
JPS5176929U (fr) * 1974-12-15 1976-06-17

Also Published As

Publication number Publication date
JPS5653770B2 (fr) 1981-12-21
DE2702721A1 (de) 1977-08-18
JPS5299025A (en) 1977-08-19
FR2341162B1 (fr) 1980-03-14
IT1071308B (it) 1985-04-02
DE2702721C2 (de) 1983-04-07
CA1071782A (fr) 1980-02-12
US4020281A (en) 1977-04-26
GB1587071A (en) 1981-03-25

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Legal Events

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