PORTABLE ELECTRONIC APPARATUS, METHOD FOR OPERATING PORTABLE ELECTRONIC APPARATUS, AND OPERATION PROGRAM FOR PORTABLE ELECTRONIC APPARATUS

摘要

PROBLEM TO BE SOLVED: To provide a portable electronic apparatus, capable of reducing vibration noise caused by vibration and reliably notifying a user of it, and to provide a method of operating the same.;SOLUTION: A portable electronic apparatus includes: a casing; a vibrating part for vibrating the casing; and a cancel sound generating part 13 for generating a cancel sound so as to offset the vibration noise caused by vibration of the casing. The cancel sound generating part 13 includes a sound source 5, a cancel sound data generator 14, an adder 12, an acoustic processor 6, a digital amplifier 7, a digital/analog converter 8, an audio amplifier 9 and a loudspeaker 10, wherein the sound source 5, the cancel sound data generator 14, the adder 12, the acoustic processor 6, the digital amplifier 7 and the digital/analog converter 8 are implemented in accordance with a program (operation program for a mobile phone terminal) installed in a computer.;COPYRIGHT: (C)2011,JPO&INPIT