Electric heating – Microwave heating – With control system
Patent
1996-10-30
1998-04-07
Leung, Philip H.
Electric heating
Microwave heating
With control system
219707, 219506, 99325, H05B 668
Patent
active
057367175
ABSTRACT:
A microwave oven includes a microwave oven chamber in which food is cooked, an input unit for selecting modes of operation and other options, a control unit for driving the microwave oven by a driving signal input from the input unit, an oscillator for generating microwave in the chamber according to the driving signal from the control unit, a sensor unit for detecting a level of vapor generated from the food being cooked and outputting a detection voltage signal corresponding to the detection, and an indicator unit for continuously indicating the cooking state of the food according to the detection voltage signal as the cooking state progresses.
REFERENCES:
patent: 4162381 (1979-07-01), Buck
patent: 4295028 (1981-10-01), Tanabe
patent: 4350860 (1982-09-01), Ueda
patent: 4814570 (1989-03-01), Takizaki
Lee Seung Koo
Lim Hyong Tack
Leung Philip H.
LG Electronics Inc.
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