
{"publication_number": "US-2003192886-A1", "abstract": "a microwave oven with an electric device is provided in which the microwave oven includes an electric device control button and a control unit . the electric device control button drives the electric device by manipulation of a user and generates a power amount control signal to control power supplied to the electric device . the control unit controls the amount of power supplied to the electric device in response to the power amount control signal . the power amount control signal is a single pulse signal that is generated whenever the electric device control button is manipulated ; and the amount of power supplied to the electric device is determined depending upon a number of occurrences of the single pulse signal .", "application_number": "US-24669102-A", "description": "a microwave oven having a control unit precisely controlling the amount of supplied power is described with reference to fig3 to 8 . fig3 is a graph showing relationships between an external power source of a microwave oven of the present invention , an interval of interrupts , a ventilation motor output curve and a lamp output curve . referring to fig3 the capacity of a ventilation motor is variably controlled by precisely adjusting interrupt points { circle over ( 8 )