DE602005014975D1 - Einschichtige kapazitive messvorrichtung mit messelementen für unterschiedliche breiten - Google Patents

Einschichtige kapazitive messvorrichtung mit messelementen für unterschiedliche breiten

Info

Publication number
DE602005014975D1
DE602005014975D1 DE602005014975T DE602005014975T DE602005014975D1 DE 602005014975 D1 DE602005014975 D1 DE 602005014975D1 DE 602005014975 T DE602005014975 T DE 602005014975T DE 602005014975 T DE602005014975 T DE 602005014975T DE 602005014975 D1 DE602005014975 D1 DE 602005014975D1
Authority
DE
Germany
Prior art keywords
sensing element
different widths
layer capacitive
measuring device
measuring
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.)
Active
Application number
DE602005014975T
Other languages
English (en)
Inventor
Bob Lee Mackey
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.)
Synaptics Inc
Original Assignee
Synaptics 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=34971496&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE602005014975(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Synaptics Inc filed Critical Synaptics Inc
Publication of DE602005014975D1 publication Critical patent/DE602005014975D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G06F3/0443—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using a single layer of sensing electrodes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
    • 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
    • G06F3/0448—Details of the electrode shape, e.g. for enhancing the detection of touches, for generating specific electric field shapes, for enhancing display quality
DE602005014975T 2004-06-03 2005-05-26 Einschichtige kapazitive messvorrichtung mit messelementen für unterschiedliche breiten Active DE602005014975D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/861,210 US7382139B2 (en) 2004-06-03 2004-06-03 One layer capacitive sensing apparatus having varying width sensing elements
PCT/US2005/018901 WO2005121940A2 (en) 2004-06-03 2005-05-26 One layer capacitive sensing apparatus having varying width sensing elements

Publications (1)

Publication Number Publication Date
DE602005014975D1 true DE602005014975D1 (de) 2009-07-30

Family

ID=34971496

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005014975T Active DE602005014975D1 (de) 2004-06-03 2005-05-26 Einschichtige kapazitive messvorrichtung mit messelementen für unterschiedliche breiten

Country Status (8)

Country Link
US (1) US7382139B2 (de)
EP (2) EP2104022B1 (de)
JP (1) JP2008502051A (de)
KR (1) KR20070029161A (de)
CN (1) CN100492266C (de)
AT (2) ATE515733T1 (de)
DE (1) DE602005014975D1 (de)
WO (1) WO2005121940A2 (de)

Families Citing this family (197)

* Cited by examiner, † Cited by third party
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EP1754133B1 (de) 2009-06-17
CN1969253A (zh) 2007-05-23
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CN100492266C (zh) 2009-05-27
ATE434214T1 (de) 2009-07-15
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EP2104022A2 (de) 2009-09-23
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ATE515733T1 (de) 2011-07-15
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