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US 8,263,992 B2Granted
Light emitting unit
AssigneeGio Optoelectronics Corp.
InventorsKuo-Tso Chen, Tony K. T. Chen
Life of this patent
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Abstract
A light emitting unit includes a substrate, a first reflecting element, a light-emitting diode (LED), and a second reflecting element. At least one part of the substrate is light permeable. The LED is disposed between the substrate and the first reflecting element, and the first and second reflecting elements are disposed on two opposite sides of the substrate, respectively.
Claims23
A light emitting unit, comprising:
- a substrate, wherein at least one part of the substrate is light permeable;
- a first reflecting element;
- a light-emitting diode (LED) disposed between the substrate and the first reflecting element;
- and
- a second reflecting element, wherein the first reflecting element and the second reflecting element are disposed on two opposite sides of the substrate, respectively.
2 more elements
A light emitting unit, comprising:
- a substrate, wherein at least one part of the substrate is light permeable;
- a cup-shaped reflecting element having an opening;
- and
- a light-emitting diode (LED) disposed between the substrate and the cup-shaped reflecting element, and located among the opening;
- wherein a maximum diameter of the cup-shaped reflecting element is smaller than five times of a maximum side of the LED.
2 more elements
Dependencies are inferred from the claim text.