Appliance with modular full-bridge driver and DC source
An apparatus includes a DC source configured to supply a first DC output during operation of a first appliance. The DC source is configured to supply a second DC output during operation of a second appliance. The first DC output differs from the second DC output. The apparatus includes a communication interface configured to be communicatively coupled with a communication bus of the first appliance. The apparatus includes a processor that is communicatively coupled to the communication interface. The processor is configured to generate, in response to receiving a first signal, a second signal indicating a switching frequency. The apparatus includes a full bridge circuit electrically coupled to the DC source and a remaining portion of the first appliance. The full bridge circuit is configured to generate, based on the second signal, an AC output during operation of the first appliance to cause induction heating of a target material.
1 . An apparatus, comprising:
a direct-current (DC) source configured to supply a first DC output during operation of a first appliance, the DC source configured to supply a second DC output during operation of a second appliance,
the first DC output different from the second DC output;
a sensor configured to produce a measurement value indicating a property of a target material;
a processor configured to generate a signal based on the measurement value; and
a full bridge circuit electrically coupled to the DC source, the full bridge circuit configured to generate, based on the signal, a first alternating-current (AC) output during operation of the first appliance to cause induction heating of the target material, the full bridge circuit configured to generate a second AC output during operation of the second appliance,
the first AC output differing from the second AC output.
2 . The apparatus of claim 1 , wherein:
the sensor is a thermal sensor,
the measurement value is at least one of a temperature value, a heat flux value, or a thermal resistance value.
3 . The apparatus of claim 1 , wherein:
the sensor is a presence sensor,
the property is an electromagnetic property.
4 . The apparatus of claim 1 , further comprising:
an electromagnetic interference (EMI) shield disposed between the full bridge circuit and the target material, the EMI shield including at least one of aluminum or copper.
5 . The apparatus of claim 1 , wherein:
the first DC output and the second DC output each has a voltage less than about 120V.
6 . The apparatus of claim 1 , wherein:
the first AC output and the second AC output each has a voltage less than about 240V.
7 . The apparatus of claim 1 , wherein the signal is a pulse width modulation signal.
8 . The apparatus of claim 1 , wherein:
the full bridge circuit includes a plurality of n-channel metal oxide semiconductive (CMOS) material field effect transistors (FETs).
9 . The apparatus of claim 1 , wherein:
the full bridge circuit having a plurality of switches, the switching including switching the plurality of switches based on the signal,
the signal is a pulse width modulation signal and representative of a frequency of a plurality of switches of the full bridge circuit during operation.
10 . The apparatus of claim 1 , wherein:
the measurement value is representative of contact between the target material and the first appliance; and
the signal is indicative of abnormal EMI conditions associated with the contact between the target material and the first appliance.
11 . A method, comprising:
supplying a first direct-current (DC) output from a DC source during operation of a first appliance;
supplying a second DC output from the DC source during operation of a second appliance, the first DC output differing from the second DC output;
producing, at a sensor, a measurement value indicating a property of a target material;
generating, at a processor a signal based on the measurement value; and
generating, at a full bridge circuit electrically coupled to the DC source, a first alternating-current (AC) output during operation of the first appliance to cause induction heating of the target material; and
generating, at the full bridge circuit and based on the signal, a second AC output during operation of the second appliance, the first AC output differing from the second AC output.
12 . The method of claim 11 , wherein:
the sensor is a thermal sensor,
the measurement value is at least one of a temperature value, a heat flux value, or a thermal resistance value.
13 . The method of claim 11 , wherein:
the sensor is a presence sensor,
the property is an electromagnetic property.
14 . The method of claim 11 , wherein:
an electromagnetic interference (EMI) shield is disposed between the full bridge circuit and the target material, the EMI shield including at least one of aluminum or copper.
15 . The method of claim 11 , wherein:
the first DC output and the second DC output each has a voltage less than about 120V.
16 . The method of claim 11 , wherein:
the first AC output and the second AC output each has a voltage less than about 240V.
17 . The method of claim 11 , wherein the signal is a pulse width modulation signal.
18 . The method of claim 11 , wherein:
the full bridge circuit includes a plurality of n-channel metal oxide semiconductive (CMOS) material field effect transistors (FETs).
19 . The method of claim 11 , wherein:
the property of the target material disposed on the first appliance indicates at least one of a size, a weight, a shape or a type of the target material on the first appliance,
the generating the signal is based on the at least one of the size, the weight, the shape or the type of the target material on the first appliance.
20 . The method of claim 11 , further comprising:
calculating, based on the measurement value, a magnetic force exerted on the target material disposed on the first appliance,
the generating the signal including generating the signal based on the magnetic force.