Invention Application
- Patent Title: TOUCH SENSORS WITH TACTILE FEEDBACK
- Patent Title (中): 触摸传感器与触觉反馈
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Application No.: US12198199Application Date: 2008-08-26
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Publication No.: US20100053087A1Publication Date: 2010-03-04
- Inventor: XUNHU DAI , ROBERT CROSWELL , JEFFREY PETSINGER , DANIEL J. SADLER , GREGORY J. DUNN
- Applicant: XUNHU DAI , ROBERT CROSWELL , JEFFREY PETSINGER , DANIEL J. SADLER , GREGORY J. DUNN
- Applicant Address: US IL Schaumburg
- Assignee: MOTOROLA, INC.
- Current Assignee: MOTOROLA, INC.
- Current Assignee Address: US IL Schaumburg
- Main IPC: G06F3/02
- IPC: G06F3/02 ; G06F3/044

Abstract:
Touch sensors with one or more piezoelectric elements and devices containing such touch sensors are presented. The touch sensor contains keys that are independently actuated. Contact with a key provides tactile feedback through the piezoelectric element to the user. Each key provides an individual tactile feedback pattern that is dependent on the particular key contacted as well as the function of the key at the time of contact. Actuation of the key provides a different tactile feedback pattern. The piezoelectric element is bonded directly to a printed circuit board, on which electronic components are also mounted.
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