Modulation power supply device
AssigneeFujitsu Limited
InventorTatsuya HIROSE
Life of this patent
Estimating the term…
Abstract
A modulation power supply device, in one aspect, includes a signal source that generates a signal having a predetermined frequency, a frequency converter that converts the signal generated at the signal source to a sampling signal having a frequency higher than the predetermined frequency, a generator that generates a pulse signal by using the sampling signal that has been subjected to frequency conversion by the frequency converter, and a switching power supply that includes a switch operating according to the pulse signal generated by the generator and outputs voltage according to operation of the switch.
Claims6
A modulation power supply device, comprising:
- a signal source that generates a signal having a predetermined frequency;
- a frequency converter that converts the signal generated at the signal source, into a sampling signal having a frequency higher than the predetermined frequency;
- a generator that generates a pulse signal by using the sampling signal resulting from frequency conversion by the frequency converter;
- and
- a switching power supply that includes a switch operating according to the pulse signal generated by the generator and outputs voltage according to operation of the switch.
Dependencies are inferred from the claim text.