Magnetron driving control apparatus of microwave oven and method

Details Magnetron driving control apparatus of microwave oven and method Magnetron driving control apparatus of microwave oven and method

1998-08-04

2000-05-16

Leung, Philip H.

Electric heating

Microwave heating

With control system

219705, 219760, H05B 668

Patent

active

060640499

ABSTRACT:
The magnetron driving control apparatus of a microwave oven and a method thereof by which voltage at output side of a high voltage transformer and voltage of a magnetron are detected by a first and second voltage detecting units and a cooking process status is discriminated according to changes of the voltage at the output side of the high voltage transformer and the voltage of the magnetron to control the driving of the magnetron, such that foodstuff is optimally cooked and an automatic cooking is performed without installment of high priced sensors to thereby reduce the manufacturing cost.

REFERENCES:
patent: 4900989 (1990-02-01), Suenaga et al.
patent: 5171949 (1992-12-01), Fujishima et al.
patent: 5283411 (1994-02-01), Sung-Wan

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