Patent application number | Description | Published |
20100297794 | EFFICIENT LED ARRAY - An efficient LED array. In an aspect, an LED apparatus includes a metal substrate having a reflective surface, and LED chips mounted directly to the reflective surface to allow for thermal dissipation, and wherein at least a portion of the LED chips are spaced apart from each other to allow light to reflect from a portion of the reflective surface that is located between the portion of the LED chips. In another aspect, a method includes configuring a metal substrate to have a reflective surface, and mounting a plurality of LED chips directly to the reflective surface of the metal substrate to allow for thermal dissipation, and wherein at least a portion of the LED chips are spaced apart from each other to allow light to reflect from a portion of the reflective surface that is located between the portion of the LED chips. | 11-25-2010 |
20110069474 | Method and Apparatus for Generating White Light from Solid State Light Emitting Devices - An optical device capable of generating warm light using an array of phosphor islands situated over a phosphor layer is disclosed. The device includes a solid state light emitter, a phosphor layer, and phosphor islands. The solid state light emitter, in an aspect, is a light emitting diode (“LED”) capable of converting electrical energy to optical light. The phosphor layer is disposed over the solid state light emitter for generating luminous cool light in response to the optical light. Multiple phosphor islands are disposed on the phosphor layer for converting cool light to warm light, wherein the phosphor islands are evenly distributed over the phosphor layer. | 03-24-2011 |
20120088321 | Efficient LED Array - An efficient LED array. In an aspect, an LED apparatus includes a metal substrate having a reflective surface, and LED chips mounted directly to the reflective surface to allow for thermal dissipation, and wherein at least a portion of the LED chips are spaced apart from each other to allow light to reflect from a portion of the reflective surface that is located between the portion of the LED chips. In another aspect, a method includes configuring a metal substrate to have a reflective surface, and mounting a plurality of LED chips directly to the reflective surface of the metal substrate to allow for thermal dissipation, and wherein at least a portion of the LED chips are spaced apart from each other to allow light to reflect from a portion of the reflective surface that is located between the portion of the LED chips. | 04-12-2012 |
Patent application number | Description | Published |
20100078664 | LED PHOSPHOR DEPOSITION - LED phosphor deposition for use with LEDs. In an aspect, a method is provided for forming an encapsulation. The method includes determining a geometric shape for the encapsulation, selecting a dam material, applying the dam material to a substrate to form a boundary defining a region having the geometric shape, and filling the region with encapsulation material to form the encapsulation. In another aspect, an LED apparatus is provided that includes at least one LED chip and an encapsulation disposed on the at least one LED chip. The encapsulation is formed by determining a geometric shape for the encapsulation, selecting a dam material, applying the dam material to a substrate to form a boundary defining a region having the geometric shape, and filling the region with encapsulation material to form the encapsulation. | 04-01-2010 |
20100079990 | EFFICIENT LED ARRAY - An efficient LED array. In an aspect, an LED apparatus includes a metal substrate having a reflective surface, and LED chips mounted directly to the reflective surface to allow for thermal dissipation, and wherein at least a portion of the LED chips are spaced apart from each other to allow light to reflect from a portion of the reflective surface that is located between the portion of the LED chips. In another aspect, a method includes configuring a metal substrate to have a reflective surface, and mounting a plurality of LED chips directly to the reflective surface of the metal substrate to allow for thermal dissipation, and wherein at least a portion of the LED chips are spaced apart from each other to allow light to reflect from a portion of the reflective surface that is located between the portion of the LED chips. | 04-01-2010 |
20100142196 | EFFICIENT LED ARRAY - An efficient LED array. In an aspect, an LED apparatus includes a metal substrate having a reflective surface, and LED chips mounted directly to the reflective surface to allow for thermal dissipation, and wherein at least a portion of the LED chips are spaced apart from each other to allow light to reflect from a portion of the reflective surface that is located between the portion of the LED chips. In another aspect, a method includes configuring a metal substrate to have a reflective surface, and mounting a plurality of LED chips directly to the reflective surface of the metal substrate to allow for thermal dissipation, and wherein at least a portion of the LED chips are spaced apart from each other to allow light to reflect from a portion of the reflective surface that is located between the portion of the LED chips. | 06-10-2010 |
20100320486 | LIGHT-EMITTING DEVICE ARRAY WITH INDIVIDUAL CELLS - A light-emitting device and a method for manufacturing the light-emitting device is disclosed. Such a light-emitting device comprises a substrate, a plurality of cells disposed on the substrate, and a plurality of semiconductor dice, wherein each of the plurality of cells accommodates at least one of the plurality of dice. Each of the plurality of cells may be filled with an encapsulant, phosphor or a mixture of an encapsulant with phosphor to control light characteristics of the light-emitting device. In an alternative aspect, cells may be filled with an encapsulant, and comprise a transparent cover coated with or filled with phosphors to control light characteristics of the light-emitting device. | 12-23-2010 |
20100320487 | LIGHT-EMITTING DEVICE ARRAY WITH INDIVIDUAL CELLS - A light-emitting device and a method for manufacturing the light-emitting device is disclosed. Such a light-emitting device comprises a substrate, a plurality of cells disposed in the substrate, and a plurality of semiconductor dice, wherein each of the plurality of cells accommodates at least one of the plurality of dice. Each of the plurality of cells may be filled with an encapsulant, phosphor or a mixture of an encapsulant with phosphor to control light characteristics of the light-emitting device. In an alternative aspect, cells may be filled with an encapsulant, and comprise a transparent cover coated with or filled with phosphors to control light characteristics of the light-emitting device. | 12-23-2010 |
20110062482 | Apparatus And Method For Enhancing Connectability In LED Array Using Metal Traces - A light-emitting device having multiple light-emitting diode (“LED”) dice organized in an array capable of configuring LED dice in series, parallel, and/or a combination of series and parallel via metal traces is disclosed. In one aspect, the light-emitting device includes a substrate, a dielectric layer, an LED array, and a metal trace. The dielectric layer, which is disposed over the substrate, provides electric insulation. The LED array capable of generating light is able to enhance flexibility of LED connections using a metal trace. The metal trace has a predefined shape configured to travel through the LED array for facilitating electric connections. | 03-17-2011 |