JPH0122932B2 - - Google Patents

Info

Publication number
JPH0122932B2
JPH0122932B2 JP56155423A JP15542381A JPH0122932B2 JP H0122932 B2 JPH0122932 B2 JP H0122932B2 JP 56155423 A JP56155423 A JP 56155423A JP 15542381 A JP15542381 A JP 15542381A JP H0122932 B2 JPH0122932 B2 JP H0122932B2
Authority
JP
Japan
Prior art keywords
light
tip
electrical signal
output
circuit
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
JP56155423A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5856135A (ja
Inventor
Naoki Igarashi
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.)
NEC Home Electronics Ltd
Original Assignee
NEC Home Electronics Ltd
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 NEC Home Electronics Ltd filed Critical NEC Home Electronics Ltd
Priority to JP56155423A priority Critical patent/JPS5856135A/ja
Publication of JPS5856135A publication Critical patent/JPS5856135A/ja
Publication of JPH0122932B2 publication Critical patent/JPH0122932B2/ja
Granted legal-status Critical Current

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
    • G06F3/033—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
    • G06F3/0383—Signal control means within the pointing device

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)
  • Position Input By Displaying (AREA)
JP56155423A 1981-09-30 1981-09-30 ライトペン装置 Granted JPS5856135A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56155423A JPS5856135A (ja) 1981-09-30 1981-09-30 ライトペン装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56155423A JPS5856135A (ja) 1981-09-30 1981-09-30 ライトペン装置

Publications (2)

Publication Number Publication Date
JPS5856135A JPS5856135A (ja) 1983-04-02
JPH0122932B2 true JPH0122932B2 (enExample) 1989-04-28

Family

ID=15605674

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56155423A Granted JPS5856135A (ja) 1981-09-30 1981-09-30 ライトペン装置

Country Status (1)

Country Link
JP (1) JPS5856135A (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4642459A (en) * 1985-05-17 1987-02-10 International Business Machines Corporation Light pen input system having two-threshold light sensing
JPS6442911A (en) * 1987-08-10 1989-02-15 Anritsu Corp Pattern synchronizing device

Also Published As

Publication number Publication date
JPS5856135A (ja) 1983-04-02

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