IT1219927B - Apparecchio ottico a stato solido per la determinazione della posizione di un oggetto - Google Patents

Apparecchio ottico a stato solido per la determinazione della posizione di un oggetto

Info

Publication number
IT1219927B
IT1219927B IT47873/88A IT4787388A IT1219927B IT 1219927 B IT1219927 B IT 1219927B IT 47873/88 A IT47873/88 A IT 47873/88A IT 4787388 A IT4787388 A IT 4787388A IT 1219927 B IT1219927 B IT 1219927B
Authority
IT
Italy
Prior art keywords
determining
solid state
optical device
state optical
solid
Prior art date
Application number
IT47873/88A
Other languages
English (en)
Other versions
IT8847873A0 (it
Inventor
James L Griffin
Original Assignee
Wells Gardner Electronics
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 Wells Gardner Electronics filed Critical Wells Gardner Electronics
Publication of IT8847873A0 publication Critical patent/IT8847873A0/it
Application granted granted Critical
Publication of IT1219927B publication Critical patent/IT1219927B/it

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/042—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means
    • G06F3/0421—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means by interrupting or reflecting a light beam, e.g. optical touch-screen
    • G06F3/0423—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means by interrupting or reflecting a light beam, e.g. optical touch-screen using sweeping light beams, e.g. using rotating or vibrating mirror

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)
  • Length Measuring Devices By Optical Means (AREA)
IT47873/88A 1987-04-28 1988-04-20 Apparecchio ottico a stato solido per la determinazione della posizione di un oggetto IT1219927B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/043,503 US4820050A (en) 1987-04-28 1987-04-28 Solid-state optical position determining apparatus

Publications (2)

Publication Number Publication Date
IT8847873A0 IT8847873A0 (it) 1988-04-20
IT1219927B true IT1219927B (it) 1990-05-24

Family

ID=21927487

Family Applications (1)

Application Number Title Priority Date Filing Date
IT47873/88A IT1219927B (it) 1987-04-28 1988-04-20 Apparecchio ottico a stato solido per la determinazione della posizione di un oggetto

Country Status (7)

Country Link
US (1) US4820050A (it)
JP (1) JPS63275906A (it)
CA (1) CA1295708C (it)
DE (1) DE3802059A1 (it)
FR (1) FR2614701A1 (it)
GB (1) GB2204126A (it)
IT (1) IT1219927B (it)

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Also Published As

Publication number Publication date
GB8809354D0 (en) 1988-05-25
FR2614701A1 (fr) 1988-11-04
DE3802059A1 (de) 1988-11-10
IT8847873A0 (it) 1988-04-20
JPS63275906A (ja) 1988-11-14
CA1295708C (en) 1992-02-11
GB2204126A (en) 1988-11-02
US4820050A (en) 1989-04-11

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