IT1074003B - Pannello perfezionato per penna elettronica - Google Patents

Pannello perfezionato per penna elettronica

Info

Publication number
IT1074003B
IT1074003B IT29533/76A IT2953376A IT1074003B IT 1074003 B IT1074003 B IT 1074003B IT 29533/76 A IT29533/76 A IT 29533/76A IT 2953376 A IT2953376 A IT 2953376A IT 1074003 B IT1074003 B IT 1074003B
Authority
IT
Italy
Prior art keywords
electronic pen
perfected
panel
perfected panel
pen
Prior art date
Application number
IT29533/76A
Other languages
English (en)
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Application granted granted Critical
Publication of IT1074003B publication Critical patent/IT1074003B/it

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
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
    • G06F3/0442—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using active external devices, e.g. active pens, for transmitting changes in electrical potential to be received by the digitiser

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)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
IT29533/76A 1975-12-22 1976-11-19 Pannello perfezionato per penna elettronica IT1074003B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/643,470 US4009338A (en) 1975-12-22 1975-12-22 Tablet with improved pen height compensation

Publications (1)

Publication Number Publication Date
IT1074003B true IT1074003B (it) 1985-04-17

Family

ID=24580963

Family Applications (1)

Application Number Title Priority Date Filing Date
IT29533/76A IT1074003B (it) 1975-12-22 1976-11-19 Pannello perfezionato per penna elettronica

Country Status (7)

Country Link
US (1) US4009338A (it)
JP (1) JPS5277638A (it)
CA (1) CA1078490A (it)
DE (1) DE2656721C2 (it)
GB (1) GB1499498A (it)
IT (1) IT1074003B (it)
SE (1) SE411083B (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4686332A (en) * 1986-06-26 1987-08-11 International Business Machines Corporation Combined finger touch and stylus detection system for use on the viewing surface of a visual display device
JPS5920156B2 (ja) * 1980-07-10 1984-05-11 セイコーインスツルメンツ株式会社 座標読取装置
JPS5987583A (ja) * 1982-11-11 1984-05-21 Sony Corp 位置検出装置
US4694124A (en) * 1984-03-23 1987-09-15 Pencept, Inc. Digitizing tablet system including a tablet having a grid structure made of two orthogonal sets of parallel uniformly sized and spaced U shaped loops of conductive material
JPS61120231A (ja) * 1984-11-16 1986-06-07 Sharp Corp 手書き入力装置
US4644102A (en) * 1985-03-29 1987-02-17 Pencept, Inc. Digitizing tablet system
US4710758A (en) * 1985-04-26 1987-12-01 Westinghouse Electric Corp. Automatic touch screen calibration method
US4961138A (en) * 1987-05-01 1990-10-02 General Datacomm, Inc. System and apparatus for providing three dimensions of input into a host processor
US4963703A (en) * 1989-07-18 1990-10-16 Numonics Corporation Coordinate determining device using spatial filters
US5117071A (en) * 1990-10-31 1992-05-26 International Business Machines Corporation Stylus sensing system
US5149919A (en) * 1990-10-31 1992-09-22 International Business Machines Corporation Stylus sensing system
US10019119B2 (en) 2010-09-09 2018-07-10 3M Innovative Properties Company Touch sensitive device with stylus support
US9389724B2 (en) 2010-09-09 2016-07-12 3M Innovative Properties Company Touch sensitive device with stylus support
US9823785B2 (en) 2010-09-09 2017-11-21 3M Innovative Properties Company Touch sensitive device with stylus support

Also Published As

Publication number Publication date
JPS5640390B2 (it) 1981-09-19
SE411083B (sv) 1979-11-26
DE2656721A1 (de) 1977-06-30
CA1078490A (en) 1980-05-27
JPS5277638A (en) 1977-06-30
US4009338A (en) 1977-02-22
SE7614340L (sv) 1977-06-23
DE2656721C2 (de) 1984-03-22
GB1499498A (en) 1978-02-01

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