Patent application number | Description | Published |
20080205078 | ILLUMINATION TILES AND RELATED METHODS - Illumination assemblies, components, and related methods are described. A plurality of illumination tiles may be arranged in a two-dimensional array. In one embodiment, an illumination tile comprises at least one solid state light-emitting device and a light guide including an edge constructed and arranged to receive light from the solid state light-emitting device, and a top emission surface constructed and arranged to emit light received by the edge, wherein the solid state light-emitting device is disposed under the top emission surface. In another embodiment, an illumination tile comprises at least one solid state light-emitting device and a light guide including a light input portion including an edge constructed and arranged to receive light from the light-emitting device and a top surface, and a light extraction portion including a top emission surface constructed and arranged to emit light received by the edge, wherein the top surface of the light input portion is offset vertically from the top emission surface of the light extraction portion. | 08-28-2008 |
20080205080 | TILED ILLUMINATION ASSEMBLY AND RELATED METHODS - Illumination assemblies, components, and related methods are described. An illumination assembly is provided that comprises a plurality of illumination tiles each having a light emission surface. The plurality of illumination tiles are arranged in a two-dimensional array. The illumination tiles are constructed and arranged so as to provide a substantially contiguous illumination surface comprising the light emission surfaces of the plurality of the illumination tiles. Each illumination tile is illuminated by at least one solid state light-emitting device. A method of local dimming an illumination assembly of a display (e.g., LCD) backlight unit is also provided. | 08-28-2008 |
20080217601 | Light emitting devices - Light-emitting devices, and related components, systems and methods are disclosed. | 09-11-2008 |
20080241978 | LIGHT EMITTING DEVICE PROCESSES - Light-emitting devices, and related components, processes, systems and methods are disclosed. | 10-02-2008 |
20080248602 | LIGHT EMITTING DEVICE PROCESSES - Light-emitting devices, and related components, processes, systems and methods are disclosed. | 10-09-2008 |
20080251806 | PATTERNED LIGHT EMITTING DEVICES - Light-emitting devices, and related components, systems and methods are disclosed. A light-emitting device can include a multi-layer stack of materials including a light-generating region and a first layer supported by the light-generating region. During use of the light-emitting device, light generated by the light-generating region can emerge from the light-emitting device via a surface of the first layer. The light-emitting device can have an edge which is at least about one millimeter long and can be designed so that a quantum efficiency of the light-emitting device is substantially independent of the length of the edge. | 10-16-2008 |
20090014740 | LIGHT EMITTING DEVICES AND RELATED METHODS - Devices, such as light-emitting devices (e.g., LEDs), and methods associated with such devices are provided. A light-emitting device may include an interface through which emitted light passes therethrough. The interface having a dielectric function that varies spatially according to a pattern, wherein the pattern is arranged to provide light emission that has a substantially isotropic emission pattern and is more collimated than a Lambertian distribution of light. | 01-15-2009 |
20090023239 | LIGHT EMITTING DEVICE PROCESSES - Light-emitting devices, and related components, processes, systems and methods are disclosed. | 01-22-2009 |
20090034230 | ILLUMINATION ASSEMBLY INCLUDING WAVELENGTH CONVERTING MATERIAL HAVING SPATIALLY VARYING DENSITY - Illumination assemblies, components, and related methods are described. An illumination assembly can include at least one solid state light-emitting device, an emission surface through which light is emitted, and a wavelength converting material that wavelength converts at least some light emitted by the solid state light-emitting device. The wavelength converting material can have a first density per unit area of the emission surface at a first location and a second density per unit area of the emission surface at a second location, wherein the second density is substantially different from the first density, and wherein the density per unit area is defined with a 1×1 cm | 02-05-2009 |
20090034292 | ILLUMINATION ASSEMBLY INCLUDING WAVELENGTH CONVERTING MATERIAL - Illumination assemblies, components, and related methods are described. An illumination assembly can include at least one solid state light-emitting device, and at least one light guide including a light homogenization region configured to receive light emitted by the solid state light-emitting device and including a light output boundary. The light homogenization region substantially uniformly distributes light outputted over the light output boundary. A wavelength converting material can be disposed within at least a portion of the light homogenization region. In some assemblies, a light extraction region can be configured to receive light from the light output boundary of the light homogenization region, and can have a length along which received light propagates and an emission surface through which light is emitted. The light extraction region can include a wavelength converting material disposed within at least a portion of the light extraction region. | 02-05-2009 |
20090121243 | LIGHT EMITTING DEVICES - Light-emitting devices, and related components, systems and methods are disclosed. | 05-14-2009 |
20090121657 | OPTICAL DISPLAY SYSTEMS AND METHODS - Optical display systems and methods are disclosed. | 05-14-2009 |
20090137072 | LIGHT EMITTING DEVICE METHODS - Light-emitting device methods are disclosed. | 05-28-2009 |
20090206355 | LIGHT EMITTING DEVICES - Light-emitting devices, and related components, systems and methods are disclosed. | 08-20-2009 |
20090230545 | ELECTRONIC DEVICE CONTACT STRUCTURES - Electronic device contact structures are disclosed. | 09-17-2009 |
20100038670 | ILLUMINATION ASSEMBLY INCLUDING CHIP-SCALE PACKAGED LIGHT-EMITTING DEVICE - The embodiments described herein are drawn generally towards illumination assemblies including light emitting devices. In some embodiments, the illumination assemblies including chip-scale packaged light-emitting devices and optical elements. | 02-18-2010 |
20100149815 | REMOTE LIGHTING ASSEMBLIES AND METHODS - Lighting assemblies and methods are described. In some embodiments, the lighting assembly includes a light-emitting device and a luminaire. The light-emitting device may be an LED. | 06-17-2010 |
20100219767 | LIGHT-EMITTING DEVICE INCLUDING INDEPENDENTLY ELECTRICALLY ADDRESSABLE SECTIONS - Light-emitting devices are described herein. Some embodiments relate to light-emitting diodes with light-emitting sections that are independently electrically addressable. The devices may be used in a variety of applications including illumination and general lighting. | 09-02-2010 |
20100314630 | LIGHT EMITTING DIODE SYSTEMS - Light emitting diode systems are disclosed. An optical display system that includes a light emitting diode (LED) and a cooling system is disclosed. The cooling system is configured so that, during use, the cooling system regulates a temperature of the light emitting diode. | 12-16-2010 |
20100316077 | PATTERNED LIGHT EMITTING DEVICES - Light-emitting devices, and related components, systems and methods are disclosed. A light-emitting device can include a multi-layer stack of materials that includes a light-generating region and a first layer supported by the light-generating region. During use of the light-emitting device, light generated by the light-generating region can emerge from the light-emitting device via a surface of the first layer. The surface of the first layer can have a dielectric function that varies spatially as a pattern and at least about 45% of a total amount of light generated by the light-generating region can emerge from the light-emitting device emerges via the surface of the light-emitting device. | 12-16-2010 |
20110121703 | THERMAL MANAGEMENT SYSTEMS FOR LIGHT EMITTING DEVICES AND SYSTEMS - One or more embodiments presented herein include a light emitting system and/or device that can include a thermal management system. The thermal management system can provide for transport and/or dissipation of heat generated by a light emitting device. | 05-26-2011 |
20110121726 | SOLID-STATE LAMP - A solid-state lamp using a light-emitting diode (LED) as a light source is described. In some embodiments, a segmented driver allows for greater flexibility with the optical and thermal design of the solid-state lamp. | 05-26-2011 |
20110240961 | LIGHT-EMITTING DEVICES FOR LIQUID CRYSTAL DISPLAYS - Light emitting devices, and related components, processes, systems and methods are disclosed. | 10-06-2011 |
20110241574 | OPTICAL DISPLAY SYSTEMS AND METHODS - Optical display systems and methods are disclosed. | 10-06-2011 |
20110303926 | LIGHT EMITTING DIODE SYSTEMS INCLUDING OPTICAL DISPLAY SYSTEMS HAVING A MICRODISPLAY - Light emitting diode systems are disclosed. | 12-15-2011 |
20110305002 | ILLUMINATION ASSEMBLY INCLUDING WAVELENGTH CONVERTING MATERIAL HAVING SPATIALLY VARYING DENSITY - Illumination assemblies, components, and related methods are described. An illumination assembly can include at least one solid state light-emitting device, an emission surface through which light is emitted, and a wavelength converting material that wavelength converts at least some light emitted by the solid state light-emitting device. The wavelength converting material can have a first density per unit area of the emission surface at a first location and a second density per unit area of the emission surface at a second location, wherein the second density is substantially different from the first density, and wherein the density per unit area is defined with a | 12-15-2011 |
20120018756 | LIGHT EMITTING DEVICES - Light-emitting devices, and related components, systems and methods are disclosed. | 01-26-2012 |
20120043554 | LIGHT-EMITTING DEVICES - Light-emitting devices, and related components, systems and methods are disclosed. | 02-23-2012 |
20120195068 | LIGHT-EMITTING DEVICES FOR LIQUID CRYSTAL DISPLAYS - A lighting system includes a panel having an edge, the edge having a thickness defined between a front surface of the panel and a back surface of the panel, the panel configured to propagate light therein. The lighting system further includes a first light emitting diode (LED) light source and a second LED light source disposed in serrated arrangement along the edge of the panel so that light emitted from respective light emitting surfaces of the light sources impinges on the edge of the panel and enters the panel through the edge and so that the light emitting surfaces lie in respective planes that are not parallel. | 08-02-2012 |
20130126933 | ELECTRONIC DEVICE CONTACT STRUCTURES - Electronic device contact structures are disclosed. | 05-23-2013 |