Genesis Photonics Inc.

Hao-Chung Lee

Yu-Feng Lin

Xun-Xain Zhan

Chin-Hua Hung

Cheng-Wei Hung

Jui-Fu Chang

Meng-Ting Tsai

Po-Tsun Kuo

Long-Chi Du

A light emitting device includes a wavelength conversion layer, at least one light emitting unit and a reflective protecting element. The wavelength conversion layer has an upper surface and a lower surface opposite to each other. The light emitting unit has two electrode pads located on the same side of the light emitting unit. The light emitting unit is disposed on the upper surface of the wavelength conversion layer and exposes the two electrode pads. The reflective protecting element encapsulates at least a portion of the light emitting unit and a portion of the wavelength conversion layer, and exposes the two electrode pads of the light emitting unit.

Light emitting device

Light emitting diode module

Light emitting diode package

A light emitting module including a light emitting device package structure and a heat dissipation structure is provided. The light emitting device package structure includes light emitting devices, a patterned reflective element and a patterned conductive layer. The patterned reflective element is disposed around side surfaces of the light emitting devices and exposes a first bottom surface of a first pad and a second bottom surface of a second pad. The patterned conductive layer is disposed on the first bottom surface of the first pad and the second bottom surface of the second pad. The light emitting devices are electrically connected to each other in a series connection, a parallel connection or a series-parallel connection through the patterned conductive layer. The heat dissipation structure is disposed below the light emitting device package structure and includes a heat dissipation unit and a patterned circuit layer disposed on the heat dissipation unit.

Light emitting module

A package method includes steps of providing a light emitting module, a mold and a molding compound, wherein the light emitting module includes a substrate and at least one light emitting unit disposed on the substrate, the mold has at least one recess, and a side wall of the recess is parallel to a side surface of the light emitting unit; filling the recess with the molding compound; placing the substrate on the mold reversely, so that the light emitting unit is immersed into the recess and the molding compound directly encapsulates the light emitting unit; and heating and pressing the substrate and the mold, so as to solidify the molding compound.

Package method and package

A light emitting device includes a light source, a light source carrier and a circuit board. The circuit board is configured to provide power to the light source via the light source carrier. The circuit board includes a metal substrate having an upper surface, the upper surface including a first electrode area, a second electrode area and a heat conduction area; a first metal electrode formed on the first electrode area; a first insulation layer formed between the first metal electrode and the metal substrate; a second metal electrode formed on the second electrode area; a second insulation layer formed between the second metal electrode and the metal substrate; and a solder resist layer covering the upper surface of the metal substrate; wherein the heat conduction area is exposed from the solder resist layer, and the heat conduction area is connected to the light source carrier.

Light emitting device using metal substrate for improving heat dissipation efficiency

Light emitting device and manufacturing method thereof

A package substrate is provided. The package substrate includes a base layer having a first surface and a second surface opposite to the first surface, a plurality of through holes penetrating the base layer, a first metal layer disposed on the first surface, and a second metal layer disposed on the second surface. The first metal layer includes a closed-loop trench. A part of the second metal layer is electrically connected to the first metal layer via the through holes. The through holes are positioned at an inner part the closed-loop trench.

Growing community of inventors

Tainan, Taiwan

Hao-Chung Lee