DE69632130D1 - Akustischer berührungspositionssensor mit horizontal polarisierten scherwellen höherer ordnung - Google Patents

Akustischer berührungspositionssensor mit horizontal polarisierten scherwellen höherer ordnung

Info

Publication number
DE69632130D1
DE69632130D1 DE69632130T DE69632130T DE69632130D1 DE 69632130 D1 DE69632130 D1 DE 69632130D1 DE 69632130 T DE69632130 T DE 69632130T DE 69632130 T DE69632130 T DE 69632130T DE 69632130 D1 DE69632130 D1 DE 69632130D1
Authority
DE
Germany
Prior art keywords
position sensor
higher order
touch position
horizontally polarized
acoustic touch
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 - Lifetime
Application number
DE69632130T
Other languages
English (en)
Other versions
DE69632130T2 (de
Inventor
Joel Kent
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.)
Elo Touch Solutions Inc
Original Assignee
Elo Touch Systems Inc
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 Elo Touch Systems Inc filed Critical Elo Touch Systems Inc
Publication of DE69632130D1 publication Critical patent/DE69632130D1/de
Application granted granted Critical
Publication of DE69632130T2 publication Critical patent/DE69632130T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G08SIGNALLING
    • G08CTRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C25/00Arrangements for preventing or correcting errors; Monitoring arrangements
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input 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
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/043Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using propagating acoustic waves
    • G06F3/0436Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using propagating acoustic waves in which generating transducers and detecting transducers are attached to a single acoustic waves transmission substrate
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input 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
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/0416Control or interface arrangements specially adapted for digitisers
    • G06F3/0418Control or interface arrangements specially adapted for digitisers for error correction or compensation, e.g. based on parallax, calibration or alignment
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03KPULSE TECHNIQUE
    • H03K2217/00Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
    • H03K2217/94Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated
    • H03K2217/96Touch switches
    • H03K2217/96003Touch switches using acoustic waves, e.g. ultrasound
    • H03K2217/96011Touch switches using acoustic waves, e.g. ultrasound with propagation, SAW or BAW
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S367/00Communications, electrical: acoustic wave systems and devices
    • Y10S367/907Coordinate determination
DE69632130T 1995-04-19 1996-02-13 Akustischer berührungspositionssensor mit horizontal polarisierten scherwellen höherer ordnung Expired - Lifetime DE69632130T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/424,216 US5591945A (en) 1995-04-19 1995-04-19 Acoustic touch position sensor using higher order horizontally polarized shear wave propagation
US424216 1995-04-19
PCT/US1996/002302 WO1996033479A1 (en) 1995-04-19 1996-02-13 Acoustic touch position sensor using higher order horizontally polarized shear wave propagation

Publications (2)

Publication Number Publication Date
DE69632130D1 true DE69632130D1 (de) 2004-05-13
DE69632130T2 DE69632130T2 (de) 2005-03-03

Family

ID=23681889

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69632130T Expired - Lifetime DE69632130T2 (de) 1995-04-19 1996-02-13 Akustischer berührungspositionssensor mit horizontal polarisierten scherwellen höherer ordnung

Country Status (11)

Country Link
US (6) US5591945A (de)
EP (1) EP0823108B1 (de)
JP (1) JP2936210B2 (de)
KR (1) KR100261353B1 (de)
CN (1) CN1121668C (de)
AT (1) ATE263985T1 (de)
AU (1) AU691094B2 (de)
CA (1) CA2214119C (de)
DE (1) DE69632130T2 (de)
HK (1) HK1018108A1 (de)
WO (1) WO1996033479A1 (de)

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US5591945A (en) 1997-01-07
US5854450A (en) 1998-12-29
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US6723929B2 (en) 2004-04-20
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US5986224A (en) 1999-11-16
WO1996033479A1 (en) 1996-10-24

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