| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a voltage generating device and a voltage generating method capable of generating an accurate feeding voltage and ringer voltage when the feeding voltage and ringer voltage are generated from a low voltage. <P>SOLUTION: A voltage generating device includes: a booster circuit 12 which boosts a DC voltage using a pulse signal; an alternating current circuit 13 which generates a ringer voltage for being supplied to an apparatus by converting an output of the booster circuit 12 into an AC; and a control part 11 in which the pulse width for a feeding voltage corresponding to the feeding voltage and the pulse width for the ringer voltage corresponding to the ringer voltage which are set at an adjustment stage of the voltage are stored, and the pulse signal of the pulse width for the feeding voltage or the pulse width for the ringer voltage is outputted to the booster circuit at a supply stage of the voltage. <P>COPYRIGHT: (C)2013,JPO&INPIT |
