The user interface device and the personal digital assistant according to an embodiment of the present invention can be applied not only to {TAIL ~ a mobile phone terminal}, but to PDA and a personal computer, a portable video game device, a portable digital television receiver, a car navigation system, other various terminals, and in addition, to {HEAD ~ a stationary apparatus} 
The user interface device and the personal digital assistant according to an embodiment of the present invention can be applied not only to { TAIL ~ a mobile phone terminal } , but to PDA and a personal computer , a portable video game device , a portable digital television receiver , a car navigation system , other various terminals , and in addition , to { HEAD ~ a stationary apparatus }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD