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AssigneeMatsushita Electric Industrial Co., Ltd.
InventorsHaruo Suenaga, Naoyoshi Maehara, Kazuho Sakamoto, Takahiro Matsumoto, Takashi Niwa, Daisuke Bessyo
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A magnetron feeding apparatus includes an inverter circuit for converting DC power into high-frequency power; a high-tension transformer for converting the high-frequency power into high-tension power to be supplied to the magnetron; an output voltage detector for detecting the output voltage of the high-tension transformer; an input current detector for detecting the input current into the inverter circuit; a power controller for controlling the operation of the inverter circuit in response to the output voltage detected by the output voltage detector and the input current detected by the input current detector.
A magnetron feeding apparatus comprising a power-supply for feeding a DC current, an inverter circuit for converting the DC current into high-frequency power through the switching operation of a semiconductor switch, a high-tension transformer which converts the high-frequency power into high-tension power to be supplied to a magnetron, an output voltage detector for detecting the output voltage of the high-tension transformer, an input current detector for detecting the input current into the inverter circuit, and a power controlling means for controlling the switching operation of the semiconductor switch using the output voltage information of the output voltage detector and the input current information of the input current detector.
A magnetron feeding apparatus comprising a power-supply for feeding a DC current, an inverter circuit for converting the DC current into high-frequency power through the switching operation of a semiconductor switch, a high-tension transformer which converts the high-frequency power into high-tension power to be supplied to a magnetron, an output voltage detector for detecting the output voltage of the high-tension transformer, an input current detector for detecting the input current into the inverter circuit, and a software processor for forming the driving pulses of the semiconductor switch using the output voltage information of the output voltage detector and the input current information of the input current detector.
Dependencies are inferred from the claim text.