Patent ID: 9609698
Date: 2017-03-28
CPC Classifications: H05B,Y02B

Claim:
1. A microwave heating device mountable to an electric device, the microwave heating device comprising: a commercial power supply; an AC/DC converter which outputs a plurality of DC voltages according to power supplied from the commercial power supply; a controller which receives power from the AC/DC converter and totally controls the electric device; a microwave processing device using a compound semiconductor which receives a plurality of outputs of the AC/DC converter and outputs a microwave; and a plurality of loads connected between a predetermined Vd voltage of the DC voltages output from the AC/DC converter and a ground connection through a plurality of contacts, wherein the loads comprise a group of electric components in the electric device, and wherein the controller controls a power supply to the loads, and controls an on/off state of the contacts to drive the loads by the Vd voltage regardless of the voltage of the commercial power supply.