Mobile digital devices

Details Mobile digital devices Mobile digital devices

2003-09-26

2008-10-28

Maung, Nay (Department: 2618)

Telecommunications

Transmitter and receiver at same station

Radiotelephone equipment detail

C379S368000, C379S433060, C379S433070, C345S168000, C345S169000, C345S170000

Reexamination Certificate

active

07444163

ABSTRACT:
A mobile digital device comprises a ten-key pad being comprised of a key mat21on which ten-key buttons21a-21cwith respective projections21aa-21ccon the under surfaces thereof are laid out and a key circuit board on which respective contacts22a-22ccorresponding to the projections are laid out, an electrostatic capacity sensing pad30for sensing an electrostatic capacity change to detect a touched region and having through holes to be inserted the projections corresponding thereto and being provided with between the key mat21and the key circuit board22, and a controller for selecting a function corresponded to a feature of the touched region detected by the electrostatic capacity sensing pad and executing the selected function. Owing to such constructions, a desired function can be selected by way of finger touching to the mobile digital device.

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