DE60229761D1 - Schaltung und verfahren für eine schaltermatrix und schaltererfassung - Google Patents

Schaltung und verfahren für eine schaltermatrix und schaltererfassung

Info

Publication number
DE60229761D1
DE60229761D1 DE60229761T DE60229761T DE60229761D1 DE 60229761 D1 DE60229761 D1 DE 60229761D1 DE 60229761 T DE60229761 T DE 60229761T DE 60229761 T DE60229761 T DE 60229761T DE 60229761 D1 DE60229761 D1 DE 60229761D1
Authority
DE
Germany
Prior art keywords
switch
circuit
column
switches
current sensing
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 - Fee Related
Application number
DE60229761T
Other languages
English (en)
Inventor
Kollin Tierling
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.)
Immersion Corp
Original Assignee
Immersion Corp
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 Immersion Corp filed Critical Immersion Corp
Application granted granted Critical
Publication of DE60229761D1 publication Critical patent/DE60229761D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M11/00—Coding in connection with keyboards or like devices, i.e. coding of the position of operated keys
    • H03M11/20—Dynamic coding, i.e. by key scanning
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M11/00—Coding in connection with keyboards or like devices, i.e. coding of the position of operated keys
DE60229761T 2001-09-19 2002-09-19 Schaltung und verfahren für eine schaltermatrix und schaltererfassung Expired - Fee Related DE60229761D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/957,004 US7151432B2 (en) 2001-09-19 2001-09-19 Circuit and method for a switch matrix and switch sensing
PCT/US2002/029677 WO2003026130A1 (en) 2001-09-19 2002-09-19 Circuit and method for a switch matrix and switch sensing

Publications (1)

Publication Number Publication Date
DE60229761D1 true DE60229761D1 (de) 2008-12-18

Family

ID=25498948

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60229761T Expired - Fee Related DE60229761D1 (de) 2001-09-19 2002-09-19 Schaltung und verfahren für eine schaltermatrix und schaltererfassung

Country Status (8)

Country Link
US (1) US7151432B2 (de)
EP (2) EP1433254B1 (de)
JP (1) JP4237623B2 (de)
KR (1) KR100959446B1 (de)
CN (1) CN100355205C (de)
AT (1) ATE413728T1 (de)
DE (1) DE60229761D1 (de)
WO (1) WO2003026130A1 (de)

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Also Published As

Publication number Publication date
KR20060012237A (ko) 2006-02-07
WO2003026130A1 (en) 2003-03-27
US7151432B2 (en) 2006-12-19
CN1557050A (zh) 2004-12-22
US20030058845A1 (en) 2003-03-27
JP2005504465A (ja) 2005-02-10
JP4237623B2 (ja) 2009-03-11
KR100959446B1 (ko) 2010-05-25
EP2012431B1 (de) 2011-11-02
CN100355205C (zh) 2007-12-12
EP2012431A1 (de) 2009-01-07
EP1433254B1 (de) 2008-11-05
ATE413728T1 (de) 2008-11-15
EP1433254A1 (de) 2004-06-30
EP1433254A4 (de) 2005-09-14

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