Tearing Down SoftBank's Handset w/ Touch Sensor (page 2)

Apr 22, 2008
Nikkei Electronics Teardown Squad

The touch sensor incorporated in the 921SH was a capacitance sensor that was most likely made by Alps Electric Co Ltd. Alps Electric's touch sensor was also used in the 913SH. But it is operated by three points on the sensor, which act as the buttons. The touch sensor of the 921SH has a scroll function used by tracing on the sensor screen with a finger.

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