Piezoelectric actuator and method

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United States of America Patent

PATENT NO 9213434
APP PUB NO 20150022459A1
SERIAL NO

13943914

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An apparatus including a display; and at least one piezoelectric member connected to the display. The at least one piezoelectric member is configured to move the display. When the display is pressed to mechanically stress the at least one piezoelectric member, the apparatus is configured to wake up the apparatus from a sleep mode based upon electricity from the at least one piezoelectric member, and/or determine a location where the display was pressed based upon respective signals from at least two of the piezoelectric members.

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Patent Owner(s)

  • NOKIA TECHNOLOGIES OY

International Classification(s)

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  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kemppinen, Pasi Tuomo Antero Tampere, FI 12 197
Pääaho, Jouni Aslak Kangasala, FI 1 3
Yliaho, Marko Tapani Tampere, FI 32 697

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