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US 11,908,982 B2Granted
Light-emitting diode package and electronic device including the same
AssigneeSamsung Electronics Co., Ltd.
InventorsJongsup Song, Tetsuo Ariyoshi, Taehyun Lee
Life of this patent
Estimating the term…
Abstract
A light-emitting diode (LED) package includes an LED chip on a substrate, an adhesive phosphor film on the LED chip, a cell lens on the adhesive phosphor film, and a lateral reflective layer covering respective lateral surfaces of the LED chip, the adhesive phosphor film, and the cell lens, a lateral surface of the lateral reflective layer being coplanar with a lateral surface of the substrate.
Claims20
A light-emitting diode (LED) package, comprising:
- a substrate;
- an LED chip on the substrate;
- an adhesive phosphor film on the LED chip;
- a cell lens on the adhesive phosphor film;
- and
- a lateral reflective layer covering respective lateral surfaces of the LED chip, the adhesive phosphor film, and the cell lens, a lateral surface of the lateral reflective layer being coplanar with a lateral surface of the substrate.
3 more elements
A light-emitting diode (LED) package, comprising:
- a substrate;
- an LED chip electrically connected to the substrate;
- an adhesive phosphor film contacting an upper surface of the LED chip;
- a cell lens partially contacting an upper surface of the adhesive phosphor film, the cell lens including a Fresnel lens;
- an air gap between the cell lens and the adhesive phosphor film;
- and
- a lateral reflective layer covering respective lateral surfaces of the LED chip, the adhesive phosphor film, and the cell lens.
4 more elements
An electronic device, comprising:
- a cover glass including an optical window;
- and
- a light-emitting diode (LED) package configured to emit light through the optical window, the LED package including:
- a substrate,
- an LED chip electrically connected to the substrate;
- an adhesive phosphor film contacting an upper surface of the LED chip;
- a cell lens partially contacting an upper surface of the adhesive phosphor film, the cell lens including a vent hole in a center of the cell lens, the vent hole having a diameter of 50 μm to 100 μm;
- an air gap between the cell lens and the adhesive phosphor film, the air gap being in fluid communication with the vent hole, and a diameter of the air gap being in a range of 0.5 mm to 1.4 mm;
- and
- a lateral reflective layer covering respective lateral surfaces of the LED chip, the adhesive phosphor film, and the cell lens.
7 more elements
Dependencies are inferred from the claim text.