Birch, Stewart, Kolasch & Birch, LLP
Lighting apparatus
A lighting apparatus is provided that includes a magnetron configured to generate microwaves having a predetermined frequency, a waveguide including a first wave guide space configured to introduce and guide the microwaves and a second wave guide space expanded from the first wave guide space, a resonator to which the microwaves are transmitted from the waveguide and a bulb located in the resonator, the bulb encapsulating a light emitting material and being configured to emit light in response to the transmitted microwaves. The second wave guide space is located in a transmission path of the microwaves transmitted from the magnetron to the resonator.
LG Electronics Inc.
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H01J H01J H01J
inventional inventional inventional
Donghun Hyunjung Junsung
Kim Kim Kim