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Alexander Shaikevitch

Alexander Shaikevitch, Livermore, CA US

Patent application numberDescriptionPublished
20100327733MULTIPLE LAYER PHOSPHOR BEARING FILM - A multiple layer phosphor bearing film having a phosphor bearing layer comprising phosphor, a transparent protective layer, and an adhesive configured to adhere the film to a light source.12-30-2010
20110006331LIGHT-EMITTING DEVICE WITH A SEMI-REMOTE PHOSPHOR COATING - A complex lens and a light-emitting device comprising a complex lens are disclosed. At least one semiconductor die is disposed on a substrate. The complex lens is created by forming a first lens comprising a clear transparent material directly on a surface of each of at least one die, and by forming an outer lens comprising a clear transparent material filled uniformly with phosphor, directly encapsulating the substrate and the at least one die with the formed first lens. The outer lens is in contact with the substrate either directly or through an intervening reflective layer of the light-emitting device.01-13-2011
20110045614Method and Apparatus for Providing LED Package with Controlled Color Temperature - An optical device capable of illuminating visual light with adjusting color temperature after fabrication is disclosed. The optical device includes a solid state light emitter and a phosphor layer, which is formed over the solid state light emitter. The solid state light emitter, which can be a light emitter diode (“LED”), converts electrical energy to blue light. The phosphor layer subsequently converts first light with a first wavelength to second light with a second wavelength. In one example, the first light is blue light while the second light is white light. A portion of the phosphor layer is adjusted after the phosphor layer is formed for adjusting color of the white light in accordance with color quality of the light detected by a light detector.02-24-2011
20110068695Method and Apparatus for Providing LED Package with Controlled Color Temperature - An optical device capable of illuminating visual light with adjusting color temperature after fabrication is disclosed. The optical device includes a solid state light emitter and a phosphor layer, which is formed over the solid state light emitter. The solid state light emitter, which can be a light emitter diode (“LED”), converts electrical energy to blue light. The phosphor layer subsequently converts first light with a first wavelength to second light with a second wavelength. In one example, the first light is blue light while the second light is white light. A portion of the phosphor layer is adjusted after the phosphor layer is formed for adjusting color of the white light in accordance with color quality of the light detected by a light detector.03-24-2011
20110101395LIGHT EMITTING DIODE WITH THIN MULTILAYER PHOSPHOR FILM - A multiple layer film and a method of manufacturing the same, the film having a phosphor bearing layer including phosphor and a carrier, and a rigid protective layer. In some embodiments a mixture including phosphor and an uncurable fluid are dispensed onto a surface, and the mixture is at least partially dried. A curable fluid is dispensed onto the at least partially dried mixture, and the curable fluid is cured.05-05-2011

Alexander Shaikevitch, Sunnyvle, CA US

Patent application numberDescriptionPublished
20100315818REFLECTIVE SURFACE SUB-ASSEMBLY FOR A LIGHT-EMITTING DEVICE - A reflective surface sub-assembly for a light-emitting device, comprising a substrate, at least one area reserved for placement of a light-emitting device assembly on the substrate, and a diffusive reflective layer applied on selected regions on the substrate, wherein if the light-emitting device assembly were placed onto the at least one area then the diffusive reflective layer would reflect photons emitted by the light-emitting device assembly is disclosed.12-16-2010

Alexander Shaikevitch, Sunnyvale, CA US

Patent application numberDescriptionPublished
20100317133METHOD FOR MANUFACTURING A REFLECTIVE SURFACE SUB-ASSEMBLY FOR A LIGHT-EMITTING DEVICE - A method for manufacturing a reflective surface sub-assembly for a light-emitting device, comprising a substrate, at least one area reserved for placement of a light-emitting device assembly on the substrate, and a diffusive reflective layer applied on selected regions on the substrate, wherein if the light-emitting device assembly were placed onto the at least one area then the diffusive reflective layer would reflect photons emitted by the light-emitting device assembly is disclosed.12-16-2010

Alexander Shaikevitch US

Patent application numberDescriptionPublished
20100276712LIGHT EMITTING DIODE WITH THIN MULTILAYER PHOSPHOR FILM - A multiple layer film and a method of manufacturing the same, the film having a phosphor bearing layer including phosphor and a carrier, and a rigid protective layer. In some embodiments a mixture including phosphor and an uncurable fluid are dispensed onto a surface, and the mixture is at least partially dried. A curable fluid is dispensed onto the at least partially dried mixture, and the curable fluid is cured.11-04-2010

Alexander Shaikevitch, San Jose, CA US

Patent application numberDescriptionPublished
20100127289Method and Apparatus for Providing LED Package with Controlled Color Temperature - An optical device capable of illuminating visual light with adjusting color temperature after fabrication is disclosed. The optical device includes a solid state light emitter and a phosphor layer, which is formed over the solid state light emitter. The solid state light emitter, which can be a light emitter diode (“LED”), converts electrical energy to blue light. The phosphor layer subsequently converts first light with a first wavelength to second light with a second wavelength. In one example, the first light is blue light while the second light is white light. A portion of the phosphor layer is adjusted after the phosphor layer is formed for adjusting color of the white light in accordance with color quality of the light detected by a light detector.05-27-2010