Patent application number | Description | Published |
20110199005 | LIGHTING UNIT HAVING LIGHTING STRIPS WITH LIGHT EMITTING ELEMENTS AND A REMOTE LUMINESCENT MATERIAL - The invention provides systems and methods for providing illumination. A lighting unit may have a support structure, and one or more light emitting elements supported by a circuit board contacting the support structure. A first optical element and a second optical element may be provided. A remote luminescent material may be provided on one or more optical elements. Light emitting elements configured to excite the luminescent material such as highly efficient light emitting diodes may be directed towards the luminescent material. The support structure may be a heat dissipating element, which may conduct heat from a heat source to a surface of the support structure. The heat dissipating element may have a passageway permitting the formation of a convection path to dissipate heat from the support structure. Such lighting units may be used to replace conventional fluorescent light tubes or other lighting devices, or may be provided as standalone lighting units. | 08-18-2011 |
20110199769 | LIGHTING UNIT WITH HEAT-DISSIPATING CHIMNEY - The invention provides systems and methods for providing illumination. A lighting unit may have a support structure, and one or more light emitting elements supported by a circuit board contacting the support structure. A first optical element and a second optical element may be provided. A remote luminescent material may be provided on one or more optical elements. Light emitting elements configured to excite the luminescent material such as highly efficient light emitting diodes may be directed towards the luminescent material. The support structure may be a heat dissipating element, which may conduct heat from a heat source to a surface of the support structure. The heat dissipating element may have a passageway permitting the formation of a convection path to dissipate heat from the support structure. Such lighting units may be used to replace conventional fluorescent light tubes or other lighting devices, or may be provided as standalone lighting units. | 08-18-2011 |
20120182713 | LIGHTING UNIT WITH LIGHT EMITTING ELEMENTS - The invention provides systems and methods for providing illumination. A lighting unit may be provided with a support structure, a circuit board supporting a plurality of light emitting elements, and a base optical member. The circuit board may be flexible, and may be curved to provide strong thermal contact with the support structure. The light emitting elements may extend beyond a side of the circuit board. The base optical element may have castellations, wherein the light emitting elements may be located between the castellations. | 07-19-2012 |
20130044476 | LIGHTING UNIT WITH HEAT-DISSIPATING CIRCUIT BOARD - A lighting unit light emitting elements supported by a circuit board contacting a support structure. A remote luminescent material may be provided on one or more optical elements. Light emitting elements, such as light emitting diodes, may be directed towards and, excite the luminescent material. The circuit board may conduct heat from a heat source to an exposed surface of the circuit board. A heat dissipating circuit board may have a passageway permitting the formation of a convection path to remove heat. Such lighting units may replace conventional fluorescent light tubes, or may be provided as standalone lighting units. | 02-21-2013 |
20130070439 | COLOR CONVERSION OCCLUSION AND ASSOCIATED METHODS - A light converting device is described for receiving source light within a source wavelength range, converting the source light into a converted light, and reflecting the converted light to a desired output direction. The lighting device may use a color conversion occlusion to receive the source light and reflect a converted light in the desired output direction. The converted light may be intermediately reflected by the enclosure as it is directed in the desired output direction. | 03-21-2013 |
20130070472 | REMOTE LIGHT WAVELENGTH CONVERSION DEVICE AND ASSOCIATED METHODS - A remote light wavelength conversion device is provided for converting a source light emitted from a light source within a source wavelength range into a converted light within a converted wavelength range. The remote light wavelength conversion device may include a waveguide and a color conversion optic. The waveguide may include a first end and a second end and the color conversion optic may be adjacently located at the second end of the waveguide. The color conversion optic may convert the source light transmitted through the waveguide to the converted light. | 03-21-2013 |
20130088155 | WAVELENGTH SENSING LIGHTING SYSTEM AND ASSOCIATED METHODS - A wavelength sensing lighting system may include a light source, a sensor and a controller. One or more light sources and sensors may be included in an array. The light source may emit an illuminating light and the sensor may sense an environmental light. The illuminating light may include data light. The lighting system may include a plurality of nodes connected in a network. The nodes may communicate by emitting and receiving the data light, which may be analyzed by the controller. The light source and the sensor may be provided by a light emitting semiconductor device that is capable of emitting illuminating light and receiving environmental light. A conversion material may convert the wavelength of a source light into a converted sight. | 04-11-2013 |
20130194821 | REMOTE LIGHT WAVELENGTH CONVERSION DEVICE AND ASSOCIATED METHODS - A remote light wavelength conversion device is provided for converting a source light emitted from a light source within a source wavelength range into a converted light within a converted wavelength range. The remote light wavelength conversion device may include a waveguide and a color conversion optic. The waveguide may include a first end and a second end and the color conversion optic may be adjacently located at the second end of the waveguide. The color conversion optic may convert the source light transmitted through the waveguide to the converted light. The waveguide may be a fiber having a core diameter of less than about ten micrometers. | 08-01-2013 |
20130292550 | Motion Detection System and Associated Methods - A lighting system which includes a light source to emit illuminating light and sense reflected light from an environment. The light source may be included in an array to be selectively enabled and disabled by the controller. The array may include a plurality of light sources, each of which may be sensitive to a wavelength respective to each light source, thus providing the array sensitivity to one or more wavelength. Each of the plurality of light sources in the array may be selectively operable between a sensing operation and an emitting operation. The sensing operation may be defined by the light source sensing the environmental light, and the emitting operation being defined by the light source emitting the illuminating light. The controller may selectively operate the light source between the passive operation and the active operation. | 11-07-2013 |
20140003027 | LIGHTING UNIT HAVING LIGHTING STRIPS WITH LIGHT EMITTING ELEMENTS AND A REMOTE LUMINESCENT MATERIAL | 01-02-2014 |
Patent application number | Description | Published |
20130334956 | REMOTE PHOSPHOR TAPE LIGHTING UNITS - The invention provides systems and methods relating to remote phosphor tapes and methods of making and using the same. A remote phosphor tape may be used in lighting units. The phosphor tape may comprise a front side and a backside. The phosphor tape may have a phosphor layer comprising a phosphor material configured to emit light of an emission wavelength when illuminated by light of an excitation wavelength. The remote phosphor tape is configured for use as a remote phosphor in a lighting unit. | 12-19-2013 |
20140306620 | TUNABLE LED LAMP FOR PRODUCING BIOLOGICALLY-ADJUSTED LIGHT AND ASSOCIATED METHODS - An LED lamp comprising a housing, a drive circuit, LED dies driven by the drive circuit, and an output-select controller to program the drive circuit to drive the LED dies in one of a pre-sleep configuration and a general lighting configuration. The LED dies comprise LED dies of a first spectral output having a peak wavelength between 500 nm and 600 nm and of a second spectral output having a peak wavelength greater than 600 nm, first blue LED dies having a peak wavelength between 420 nm and 480 nm, and second blue LED dies having a peak wavelength below 420 nm. The drive circuit operates each of the LED dies of the first and second spectral outputs and the second blue LED dies in the pre-sleep configuration, and the LED dies of the first and second spectral outputs and the first blue LED dies in the general lighting configuration. | 10-16-2014 |
20150022097 | WAVELENGTH SENSING LIGHTING SYSTEM AND ASSOCIATED METHODS - A lighting system includes a light source included in an array of light sources to emit illuminating light, a sensor Included in the array to sense environmental light from an environment, and a controller operatively connected to the sensor and the light source to analyze the environmental light sensed by the sensor to at least one of detect and generate data relating to a condition of the environment. The data is transmittable in a data light defined by a data wavelength defined relative to the illuminating light. The controller receives the data included in the data light using the sensor and analyzes the data included in the data light and to control the transmission of the data light from the light source. The plurality of light sources emit the illuminating light in a plurality of directions. The sensor receives the environmental light from a plurality of directions. | 01-22-2015 |
20150054415 | THREE-CHANNEL TUNED LED LAMP FOR PRODUCING BIOLOGICALLY-ADJUSTED LIGHT - An LED lamp comprising a housing, a drive circuit, and a plurality of LED dies driven by the drive circuit, The plurality of LED dies may be in a ratio of at least one of 15 mint LED dies to 5 hyper red LED dies to 4 blue LED dies and 1 mint LED die to 1 hyper red LED die to 1 blue LED die. The drive circuit may operate the LED dies such that a relative peak intensity of the blue LED dies is within the range from 80%-90% or 90%-100% of a peak intensity of the hyper red LED dies, and a relative peak intensity of the mint LED dies is within the range of 50%-60% or 30%-40% of the peak intensity of the hyper red LED dies. | 02-26-2015 |
Patent application number | Description | Published |
20130313997 | HIGH EFFICACY LIGHTING SIGNAL CONVERTER AND ASSOCIATED METHODS - A signal adapting chromacity system to control that may include a signal conversion engine to receive a source signal designating a color of light defined by a two spatial plus luminance dimensional color space, such as the xxY color space. The signal conversion engine may convert the source signal to a three dimensional color space defined within a subset gamut of a full color gamut, such as an RGW, RBW, or GBW color space. The subset gamut may include a first color light, a second color light and a high efficacy light. The signal conversion engine may perform a conversion operation to convert the source signal to an output signal, using the output signal to drive light emitting diodes (LEDs). The conversion operation may be a matrix, angular or linear conversion operation. | 11-28-2013 |
20130314892 | COLOR CONVERSION OCCLUSION AND ASSOCIATED METHODS - A light converting device is described for receiving source light within a source wavelength range, converting the source light into a converted light, and reflecting the converted light to a desired output direction. The lighting device may use a color conversion occlusion to receive the source light and reflect a converted light in the desired output direction. The converted light may be intermediately reflected by the enclosure, or alternatively passed through the enclosure, as it is directed in the desired output direction. | 11-28-2013 |
20140217902 | TUNABLE LED LAMP FOR PRODUCING BIOLOGICALLY-ADJUSTED LIGHT - A tunable light-emitting diode (LED) lamp for producing an adjustable light output is provided. In one embodiment, the LED lamp includes a drive circuit for driving LED dies in one of a plurality of light output configurations (e.g., a pre-sleep configuration, a phase-shift configuration, and a general lighting configuration). Further, the LED lamp may include an output select controller and/or input sensor electrically coupled to the drive circuit to select the light output configuration. As such, the LED lamp is tunable to generate different levels of spectral output, appropriate for varying biological circumstance, while maintaining a commercially acceptable light quality and color rendering index. | 08-07-2014 |