Interlight Optotech Corporation

Epistar Corporation

Huga Optotech Inc.

Kaistar Lighting (Xiamen) Co., Ltd.

Sentec E&e Co., Ltd.

Intematix Technology Center Corporation

Tzu-Chi Cheng

Tzer-Perng Chen

Hong-Zhi Liu

Hwa Su

Yu-Min Li

Hsi-Yan Chou

Yu-Chou Hu

Hsi-yan Chou

Chih Wei Huang

Jason An-Cheng Huang

Yi-Ting Kuo

Chih-Wei Huang

Yu-Chon Hu

An LED bulb with a screw base; a cover forming an accommodation space with the screw base; an LED filament located in the accommodation space including a substrate comprising a top surface, a side surface, and an extension direction; a plurality of LED chips disposed on the first top surface; a first electrode arranged on the top surface, electrically connected to the plurality of LED chips; and a first clamp including first and second projecting prongs. The first electrode is clamped by the first and second projecting prongs within the accommodation space. The LED bulb has an imaginary rotational axis not parallel to the extension direction.

LED assembly

Disclosed is an LED assembly having an omnidirectional light field. The LED assembly has a transparent substrate with first and second surfaces facing to opposite orientations respectively. LED chips are mounted on the first surface and are electrically interconnected by a circuit. A transparent capsule with a phosphor dispersed therein is formed on the first surface and substantially encloses the circuit and the LED chips. First and second electrode plates are formed on the first or second surface, and electrically connected to the LED chips.

LED assembly with omnidirectional light field

An LED bulb with an LED assembly, including a substrate having a first top surface, longer side surface and shorter side surface; a mount disposed on the first top surface, having a first inner side surface and second inner side surface facing the first inner side surface; a plurality of LED chips on the first top surface, arranged between the first and second inner side surfaces, having a second top surface; an electrode plate formed on the mount, electrically connected to the plurality of LED chips with a third top surface which does not extend beyond the shorter side surface in a top view; and a phosphor layer covering the plurality of LED chips, mount, and electrode plate, without covering the side surfaces; and a cover covering the LED assembly. The third top surface is higher than the second top surface in an elevation based on the first top surface.

LED assembly for omnidirectional light applications

LED assemblies and related LED light bulbs. An LED assembly has a flexible, transparent substrate, an LED chip on the first surface and electrically connected to two adjacent conductive sections, a first wavelength conversion layer, formed on the first surface to substantially cover the LED chip, and a second wavelength conversion layer formed on the second surface. The flexible, transparent substrate has first and second surfaces opposite to each other, and several conductive sections, which are separately formed on the first surface.

Flexible LED assemblies and LED light bulbs

This disclosure discloses an LED assembly. The LED assembly includes a transparent mount with a top surface and a bottom surface opposite to the top surface, an LED chip arranged on the top surface, an electrode plate, a first phosphor layer having a first phosphor, and a second phosphor layer having a second phosphor, wherein the transparent mount and the electrode plate substantially have a same width. The electrode plate is arranged on an edge of the top surface and electrically connected to the LED chip.

A LED bulb includes a circuit board, a lighting module, an electrical connector, and a lamp shade. The circuit board includes a slot. The lighting module includes a transmissive substrate having a first surface and a second surface opposite to the first surface. The lighting module includes a circuit layer arranged on the first surface, an electrode component arranged on the first surface and electrically connected to the circuit layer, a plurality of LED dies arranged on the first surface and electrically connected to the circuit layer and the electrode component, and the phosphor layer covering the first surface and the second surface. The electrical connector is electrically connected to the circuit board. The lamp shade is associated with the electrical connector.

Light emitting diode device

A UV tube for killing microorganisms in a fluid generally includes a hollow tubular body, a UV isolation layer, and at least one UV light source. The hollow tubular body has an inlet port, an outlet port, and a fluid channel portion between the inlet port and the outlet port. The fluid channel portion has an inner surface. The UV isolation layer is disposed at the inner surface of the hollow tubular body for sheltering the inner surface of the hollow tubular body. The fluid is allowed to flow through the UV isolation layer. The UV light source is provided at the hollow tubular body and/or the UV isolation layer. The UV isolation layer can absorb and/or reflect the ultraviolet light emitting from the UV light source, so that the possibility of the fluid channel portion being irradiated by the UV light can be reduced.

UV tube for killing microorganisms and air conditioning system comprising the tube

LED assembly for omnidirectional light appliances

A light emitting device includes a base, a first light emitting unit, a second light emitting unit, a light conversion layer and a lens. The base has a first side slot, a second side slot, and a central slot separated from the first side slot and the second side slot, and the first side slot is formed in a separated recess configuration with a long axis and a short axis. The first light emitting unit is installed in the central slot, and the second light emitting unit is installed in the first side slot. The light conversion layer is covered onto the first light emitting unit or the second light emitting unit, and the lens covers the light conversion layer, the central slot, the first side slot, and the second side slot. The first slot and the lens have first similar contour lines in a top view.

Light emitting device

Disclosed are LED assemblies and their applications. An example LED assembly has an LED chip, a supportive structure and a transparent structure. The LED chip includes a transparent substrate, at least one LED cell, and two pads. The transparent substrate has a top surface with two terminals. The LED cell is formed on the top surface, and includes at least one light-emitting stack configured to emit light. The pad is formed on the top surface at the two terminals. The supportive structure has a transparent portion and a conductive portion. The conductive portion is connected to the transparent portion to fix the LED chip and supply electric power to at least one of the pads. The transparent structure encapsulates the LED cell.

Disclosed embodiments include a manufacturing method for an LED assembly. Providing a first carrier, wherein several LED chips are formed on the first carrier, and providing a second carrier. Attaching the second carrier to the LED chips and detaching the first carrier from the LED chips but leaving the LED chips on the second carrier.

Light-emitting diode assembly and fabrication method thereof

This disclosure discloses an LED assembly. The LED assembly comprises a transparent substrate; a first phosphor layer; a transparent mount, having a plurality of trenches substantially in parallel to each other, wherein the first phosphor layer is positioned between the transparent substrate and the transparent mount; an LED chip, mounted on an area of the transparent mount, wherein the area is located substantially between the trenches; and a second phosphor layer inside the trenches.

A LED bulb includes a circuit board, a lighting module, a conductive connector, and a lamp shade. The circuit board includes a slot. The lighting module is arranged on the circuit board and includes a transmissive substrate. The lighting module includes a circuit layer attached to the transmissive substrate, an electrode component arranged on one end of the transmissive substrate and inserted into the slot and electrically connected to the circuit layer, and a plurality of LED dies placed on the transmissive substrate and electrically connected to the circuit layer. The conductive connector is arranged on the other side of the circuit board and electrically connected to the circuit. The lamp shade is assembled with the conductive connector such that the circuit board and the lighting module are arranged between the conductive connector and the lamp shade.

Growing community of inventors

Yangmei, Taiwan

Tzu-Chi Cheng