发明名称 |
TACTILE INPUT DEVICE, MICROPROCESSOR SYSTEM AND METHOD FOR CONTROLLING A TACTILE INPUT DEVICE |
摘要 |
The present invention pertains to a tactile input device comprising a control device, a proximity sensor unit arranged to provide a proximity detection signal to the control device, a tactile acoustic wave sensor unit operable in a low power mode and a high power mode according to a mode control signal from the control device, wherein the control device is arranged to control the power mode of the tactile acoustic wave sensor unit by providing a mode control signal based on the proximity detection signal received from the proximity sensor unit. The present invention also pertains to a microprocessor system comprising such a tactile input device and a corresponding method for controlling a tactile input device. |
申请公布号 |
EP2643742(A1) |
申请公布日期 |
2013.10.02 |
申请号 |
EP20100818094 |
申请日期 |
2010.11.25 |
申请人 |
FREESCALE SEMICONDUCTOR, INC. |
发明人 |
NODAR CORTIZO , MARCOS;AUGER , FLORENT;BERTRAND , PATRICE |
分类号 |
G06F1/32;G06F3/044 |
主分类号 |
G06F1/32 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|