ZA9811622B - Method of obtaining positional information - Google Patents

Method of obtaining positional information

Info

Publication number
ZA9811622B
ZA9811622B ZA9811622A ZA9811622A ZA9811622B ZA 9811622 B ZA9811622 B ZA 9811622B ZA 9811622 A ZA9811622 A ZA 9811622A ZA 9811622 A ZA9811622 A ZA 9811622A ZA 9811622 B ZA9811622 B ZA 9811622B
Authority
ZA
South Africa
Prior art keywords
positional information
obtaining positional
obtaining
information
positional
Prior art date
Application number
ZA9811622A
Inventor
David Woodfield
Original Assignee
David Woodfield
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 David Woodfield filed Critical David Woodfield
Publication of ZA9811622B publication Critical patent/ZA9811622B/en

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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
    • G01D5/24—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying capacitance
    • G01D5/241—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying capacitance by relative movement of capacitor electrodes
    • G01D5/2412—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying capacitance by relative movement of capacitor electrodes by varying overlap

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Power Engineering (AREA)
  • Human Computer Interaction (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
ZA9811622A 1997-12-18 1998-12-18 Method of obtaining positional information ZA9811622B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9726640.7A GB9726640D0 (en) 1997-12-18 1997-12-18 Method of obtaining positional information

Publications (1)

Publication Number Publication Date
ZA9811622B true ZA9811622B (en) 1999-06-23

Family

ID=10823746

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA9811622A ZA9811622B (en) 1997-12-18 1998-12-18 Method of obtaining positional information

Country Status (6)

Country Link
EP (1) EP1040318A1 (en)
AU (1) AU1499199A (en)
CA (1) CA2314176A1 (en)
GB (1) GB9726640D0 (en)
WO (1) WO1999032853A1 (en)
ZA (1) ZA9811622B (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2931489C2 (en) * 1979-08-03 1987-07-09 Jungheinrich Unternehmensverwaltung Kg, 2000 Hamburg Control lever switch
DE3411979A1 (en) * 1983-03-30 1984-10-04 Siemens AG, 1000 Berlin und 8000 München Angle resolver
DE4410918A1 (en) * 1994-03-29 1995-10-05 R & R Ges Fuer Rationalisierun Capacitive device for rotational distance and/or position measurement around axis
GB2321108A (en) * 1997-01-08 1998-07-15 David Alan Woodfield Input device for inputting positional information

Also Published As

Publication number Publication date
WO1999032853A1 (en) 1999-07-01
AU1499199A (en) 1999-07-12
GB9726640D0 (en) 1998-02-18
EP1040318A1 (en) 2000-10-04
CA2314176A1 (en) 1999-07-01

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