Patent classifications
H01L2924/12035
Resin molding, surface mounted light emitting apparatus and methods for manufacturing the same
The present invention provides a surface mounted light emitting apparatus which has long service life and favorable property for mass production, and a molding used in the surface mounted light emitting apparatus. The surface mounted light emitting apparatus comprises the light emitting device 10 based on GaN which emits blue light, the first resin molding 40 which integrally molds the first lead 20 whereon the light emitting device 10 is mounted and the second lead 30 which is electrically connected to the light emitting device 10, and the second resin molding 50 which contains YAG fluorescent material and covers the light emitting device 10. The first resin molding 40 has the recess 40c comprising the bottom surface 40a and the side surface 40b formed therein, and the second resin molding 50 is placed in the recess 40c. The first resin molding 40 is formed from a thermosetting resin such as epoxy resin by the transfer molding process, and the second resin molding 50 is formed from a thermosetting resin such as silicone resin.
Illumination apparatus
An illumination apparatus comprises a plurality of LEDs aligned to an array of directional optical elements wherein the LEDs are substantially at the input aperture of respective optical elements. An electrode array is formed on the array of optical elements to provide at least a first electrical connection to the array of LED elements. Advantageously such an arrangement provides low cost and high efficiency from the directional LED array.
Illumination apparatus
An illumination apparatus comprises a plurality of LEDs aligned to an array of directional optical elements wherein the LEDs are substantially at the input aperture of respective optical elements. An electrode array is formed on the array of optical elements to provide at least a first electrical connection to the array of LED elements. Advantageously such an arrangement provides low cost and high efficiency from the directional LED array.
Protection Devices with Trigger Devices and Methods of Formation Thereof
A method of forming a semiconductor device includes forming a first vertical protection device comprising a thyristor in a substrate, forming a first lateral trigger element for triggering the first vertical protection device in the substrate, and forming an electrical path in the substrate to electrically couple the first lateral trigger element with the first vertical protection device.
LED ASSEMBLY WITH OMNIDIRECTIONAL LIGHT FIELD
An LED assembly includes 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 assembly includes 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.
Illumination apparatus
An illumination apparatus comprises a plurality of LEDs aligned to an array of directional optical elements wherein the LEDs are substantially at the input aperture of respective optical elements. An electrode array is formed on the array of optical elements to provide at least a first electrical connection to the array of LED elements. Advantageously such an arrangement provides low cost and high efficiency from the directional LED array.
Illumination apparatus
An illumination apparatus comprises a plurality of LEDs aligned to an array of directional optical elements wherein the LEDs are substantially at the input aperture of respective optical elements. An electrode array is formed on the array of optical elements to provide at least a first electrical connection to the array of LED elements. Advantageously such an arrangement provides low cost and high efficiency from the directional LED array.
Light-emitting semiconductor component and method of producing light-emitting semiconductor components
A radiation-emitting semiconductor device includes at least one semiconductor chip having a semiconductor layer sequence having an active region that produces radiation; a mounting surface on which at least one electrical contact for external contacting of the semiconductor chip is formed, wherein the mounting surface runs parallel to a main extension plane of the semiconductor layer sequence; a radiation exit surface running at an angle to or perpendicularly to the mounting surface; a radiation-guiding layer arranged in a beam path between the semiconductor chip and the radiation exit surface; and a reflector body adjacent to the radiation-guiding layer in regions and in a top view of the semiconductor device covers the semiconductor chip.
Light-emitting semiconductor component and method of producing light-emitting semiconductor components
A radiation-emitting semiconductor device includes at least one semiconductor chip having a semiconductor layer sequence having an active region that produces radiation; a mounting surface on which at least one electrical contact for external contacting of the semiconductor chip is formed, wherein the mounting surface runs parallel to a main extension plane of the semiconductor layer sequence; a radiation exit surface running at an angle to or perpendicularly to the mounting surface; a radiation-guiding layer arranged in a beam path between the semiconductor chip and the radiation exit surface; and a reflector body adjacent to the radiation-guiding layer in regions and in a top view of the semiconductor device covers the semiconductor chip.