Advanced Optoelectronic Technology, Inc.

Chung-Min Chang

Chien-Lin Chang-Chien

Chih-Peng Hsu

Hsuen-Feng Hu

Yu-Wei Tsai

Hao-Xiang Lin

Ya-Ting Wu

Ming-Ta Tsai

Chang-Wen Sun

Chun-Wei Wang

Tse-An Lee

Zheng-Hua Yang

Tung-An Chen

Cheng-Chun Liao

Shiue-Lung Chen

Shr-Min Lin

Pei-Ying Wang

An LED light source includes a connecting body and a mounting base. The mounting base includes a mounting platform having a top surface, and an LED unit connected to the top surface, the top surface having good heat-dissipating properties. The LED unit includes LEDs, an LED driving device, and a circuit board. The circuit board includes a first portion for mounting the driving device and a second portion for mounting the LEDs. The first portion is connected to the top surface. The second portion is bent away from the first portion; the LEDs being mounted to outer surface of the integral second portion.

Light emitting diode, and headlamp and signal lamp having the same

A reflector configured for reflecting light emitted from a light emitting diode (LED) toward a desired area is provided. The reflector defines a groove therein for accommodating the LED. Light emitted from the LED is reflected by an inner surface of the reflector toward a desired area located below the reflector, wherein the light reflected out of the reflector travels along a direction opposite to the main emitting direction of the LED. An LED illumination device incorporating the reflector is also provided.

Reflector and light emitting diode illumination device having the same

A lens includes a substrate, a light concentrating portion mounted on the substrate. The substrate includes a first substrate and a second substrate, the light concentrating portion includes a first light concentrating portion and a second light concentrating portion. The first light concentrating portion extends outward from the first substrate, the second light concentrating portion extends outward from the second substrate. The first light concentrating portion has a first axis, the second light concentrating portion has a second axis. The first axis and the second axis are configured in an angle and intersect in an extending direction thereof.

Lens and light emitting device having the same

A light emitting diode (LED) lamp includes a hollow connector, an LED module mounted on the connector, and a fin unit received in the connector. The connector has an inlet and an outlet couple to the inlet. Heat generated from the LED module is transferred to the connector to dissipate. The fan unit includes a first fan and a second fan rotating along contrary directions.

Light emitting diode lamp

A light emitting diode package includes a substrate, several light emitting diodes mounted on the substrate, and a package member enveloping the light emitting diodes. The light emitting diodes are electrically coupled to the substrate. The package member includes at least two layers, the first layer and the second layer. The first layer is spread on the substrate and completely covers the light emitting diodes and the wires. The second layer is formed on the first layer. Fluidity of colloid forming the second layer is worse than that of the first layer. A method is also provided to manufacture the present light emitting diode package.

LED package and manufacturing method thereof

An light emitting diode (LED) module includes a circuit board, a plurality of LED chips arranged on and electrically connected to the circuit board, and an encapsulant arranged on the circuit board and covering the LED chips, a plurality of first recesses defined in a first surface of the circuit board.

LED module with circuit board having a plurality of recesses for preventing total internal reflection

An LED light bulb includes a holder for electrically connecting with a power source, an LED mounted on the holder, an envelope mounted on the holder and covering the LED, and a light dispersing plate attached to an inner surface of the envelope. The light dispersing plate is made of a transparent material with a plurality of irregular air bubbles therein. Light generated by the LED and radiating to the envelope is refracted, reflected and scattered by the bulbs before the light emits out of the LED light bulb.

Light emitting diode light bulb having a light dispersing layer attached on an envelope thereof

An light emitting diode (LED) module includes a circuit board, a set of LED chips formed on and electrically connected to the circuit board, and an encapsulant arranged on the circuit board and covering the LED chips, a set of first recesses defined in a top surface of the encapsulant.

LED module

An exemplary light emitting device includes a blue-green light source and a orange-red light source. The blue-green light source emits blue-green light and the orange-red light source emits orange-red light when they are activated. The blue-green light and the orange-red light are mixed together to obtain white light.

Light emitting device and method for mixing light thereof

An LED light emitting apparatus includes an LED light source, a light guiding device and an emitting window. The emitting window is covered with a phosphor layer. Light emitted directly from the LED light source is first transmitted to the light guiding device and then guided by the light guiding device towards the emitting window to evenly excite the phosphor layer.

LED light emitting apparatus having a light guiding device to achieve a uniform color distribution

An LED lamp includes an envelope, a circuit board, a plurality of LEDs, a lamp body and a lamp holder. The LEDs are arranged on the circuit board. The envelope covers the LEDs. The lamp body is connected between the envelope and the lamp holder. The lamp body includes a first chamber and a second chamber. The lamp body defines therein a plurality of first channels and a second channels. The first channels are defined adjacent to the envelope. The second channels are defined in the vicinity of the lamp holder.

LED lamp

A light emitting diode (LED) package includes a substrate with a flat top surface, an LED chip mounted on the substrate, and a group of blocking structure and encapsulation body. The LED chip electrically connects with the substrate. The blocking structure surrounds the LED chip. The encapsulation body covers the LED chip. A bottom of the encapsulation body is enclosed by the blocking structure; the encapsulation body has a light outputting surface, and an outer surface of the blocking structure is continuously connected with the light outputting surface. The light outputting surface has a semispherical profile. An angle between a normal line extending from the outer surface of the blocking structure and perpendicular to the substrate and a tangent line tangent to the light outputting surface at a point thereof adjacent to the outer surface is smaller than 60 degrees.

Light emitting diode package with lens and method for manufacturing the same

An LED (light emitting diode) lighting apparatus includes an LED, a light adjusting device and a shell. The LED includes a main lighting surface and a heat dissipating surface. The shell receives the LED and the light adjusting device therein, the shell having a light emitting window for light emitted from the LED to transmit therethrough after the light is directed by the light adjusting device. The heat dissipating surface of the LED connects the light emitting window, and heat generated by the LED is transferred from the heat dissipating surface to the light emitting window to prevent snow from accumulating on the light emitting window.

LED lighting apparatus having snow melting function

An LED light source device includes an LED light source, a first translucent structure covering the LED light source and a second translucent structure covering the first translucent structure. An interior of the first translucent structure has light scattering powder distributed therein. The LED light source is embedded in the first translucent structure. The LED light source is covered by the light scattering powder. The second translucent structure has a radius of R and an index of refraction of N, while the first translucent structure has a radius of r, wherein R, r and Nsatisfy the following relation: N&#x3c;R/(2r&#x2212;R).

Light emitting diode light source device

A planar light source apparatus includes a plurality of elongated lighting elements disposed in a common plane, and a plurality of mirror reflectors arranged perpendicular to the common plane and facing the lighting elements. The lighting elements are equidistantly spaced from each other. The lighting elements face a same direction. The mirror reflectors frame the lighting elements. The mirror reflectors each have a reflecting surface facing the lighting elements. The reflecting surfaces are perpendicular to the common plane. A distance between one of the reflectors and its nearest lighting element is maximum of half the distance between two adjacent lighting elements.

Growing community of inventors

Hsinchu, Taiwan

Chung-Min Chang