| PHOSEON TECHNOLOGY, INC. Patent applications |
| Patent application number | Title | Published |
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| 20150083933 | MULTI-WAVELENGTH LED CURING LAMP - A curing device may comprise a first array of LED's, each LED of the first array emitting radiation substantially centered at a first excitation wavelength onto a quantum dot layer, the quantum dot layer positioned above the first array of LED's and configured to partially absorb the first excitation wavelength radiation and down convert the absorbed first excitation wavelength radiation, and partially transmit the emitted first excitation wavelength radiation, wherein the down converted and the partially transmitted first excitation wavelength radiation are directed onto a radiation-curable workpiece. | 03-26-2015 |
| 20150028020 | Compound Elliptical Reflector for Curing Optical Fibers - A curing device comprises a first elliptic cylindrical reflector and a second elliptic cylindrical reflector, the first elliptic cylindrical reflector and the second elliptic cylindrical reflector arranged to have a co-located focus, and a light source located at a second focus of the first elliptic cylindrical reflector, wherein light emitted from the light source is reflected to the co-located focus from the first elliptic cylindrical reflector and retro-reflected to the co-located focus from the second elliptic cylindrical reflector. | 01-29-2015 |
| 20140328580 | METHOD AND SYSTEM FOR DETERMINING CURING TUBE CLARITY - A system and method for monitoring a fiber curing system is disclosed. In one example, transmittance of a curing tube is determined so that curing of a coating applied to a fiber may be more uniform. | 11-06-2014 |
| 20140328579 | METHOD AND SYSTEM FOR MONITORING ULTRAVIOLET LIGHT FOR A FIBER CURE SYSTEM - A system and method for monitoring and operating one or more light emitting devices is disclosed. In one example, light intensity within a dual elliptical reflecting chamber is sensed and operation of a fiber curing system is adjusted in response to an amount of sensed light energy. | 11-06-2014 |
| 20140320019 | METHOD AND SYSTEM FOR LIGHT ARRAY THERMAL SLOPE DETECTION - A system and method for operating one or more light emitting devices is disclosed. In one example, the light emitting devices may be deactivated in response to a rate of temperature rise of the light emitting devices. | 10-30-2014 |
| 20140131755 | MICRO-REFLECTORS ON A SUBSTRATE FOR HIGH-DENSITY LED ARRAY - The present invention provides an optical array module that includes a plurality of semiconductor devices mounted on a thermal substrate formed with a plurality of openings that function as micro-reflectors, wherein each micro-reflector includes a layer of reflective material to reflect light. Such material preferably is conductive so as to provide electrical connection for its associated semiconductor device. | 05-15-2014 |
| 20140078739 | Microchannel Cooler for Light Emitting Diode Light Fixtures - A lighting module has an array of light emitters, a heat sink having a first surface, the array of light emitters being mounted to the first surface, a microchannel cooler arranged on a second surface of the heat sink on an opposite side of the heat sink from the first surface, the microchannel cooler arranged to transport a liquid through a channel on the second surface of the heat sink, and a cooling unit thermally coupled to a microchannel cooler and arranged to remove heat from the liquid. | 03-20-2014 |
| 20140062327 | METHOD AND SYSTEM FOR SHUTTING DOWN A LIGHTING DEVICE - A system and method for operating one or more light emitting devices is disclosed. In one example, the switching of a regulator is ceased in response to a request to stop supplying power to one or more light emitting devices. The approach may reduce power consumption of a lighting system when light is not requested. | 03-06-2014 |
| 20130286650 | WRAP-AROUND WINDOW FOR LIGHTING MODULE - Lighting modules include a housing, a window attached to the housing, and an array of light-emitting elements that are positioned within the housing and emit light through the window. The window has a first surface and a second surface. The light from the array of light-emitting elements is emitted through the first surface and the second surface of the window. In some examples, the first surface and the second surface of the window are angled with respect to each other. | 10-31-2013 |
| 20130271970 | LINEAR FRESNEL OPTIC FOR REDUCING ANGULAR SPREAD OF LIGHT FROM LED ARRAY - A light source may comprise a cylindrical lens, for example a cylindrical Fresnel lens, a linear array of light-emitting elements, the linear array aligned with and emitting light through the cylindrical Fresnel lens, wherein the cylindrical Fresnel lens reduces the angular spread of light in a widthwise axis of the linear array, the linear array spanning a lens length. | 10-17-2013 |
| 20130257313 | LOAD CURRENT CONTROL CIRCUIT - A system and method for operating one or more light emitting devices is disclosed. In one example, the intensity of light provided by the one or more light emitting devices is adjusted responsive to current feedback from the one or more light emitting devices. | 10-03-2013 |
| 20130221245 | AIR DEFLECTORS FOR HEAT MANAGEMENT IN A LIGHTING MODULE - A lighting module has an array of light-emitting elements that is electrically coupled to a heat sink and a housing having a heat exit. The array of light-emitting elements is positioned in the housing and the heat sink is positioned to dissipate heat generated within the housing so that the heat is expelled through the heat exit. A deflector is secured to the housing and is positioned to extend over some portion of the heat exit. The deflector guides heat away from the housing in a direction. In some configurations, the deflector guides heat away from the housing in a direction that is opposite the direction in which the array of light-emitting elements emit light. Also, some lighting modules have multiple heat exits and may have multiple deflectors extending over a portion of the respective heat exits. | 08-29-2013 |
| 20130187548 | EDGE WEIGHTED SPACING OF LEDS FOR IMPROVED UNIFORMITY RANGE - A light source may comprise a housing, a window mounted in a front plane of the housing, a window length spanning a front plane length, and a linear array of light-emitting elements within the housing. The linear array may be aligned with and emit light through the window, and the linear array may span the window length, wherein first and last light-emitting elements of the linear array are positioned adjacent to widthwise edges of the window, and wherein window sidewalls at the widthwise edges are aligned flush with housing sidewalls. | 07-25-2013 |
| 20130182436 | LAMP VENTILATION SYSTEM - A lighting module has a housing that houses an array of light-emitting elements and has multiple channels that each have an opening at the end of each channel. All of the openings of the channels are positioned along the same plane in some examples. The plane is opposite the surface of the housing that emits the light from the light-emitting elements. An intake fan is positioned in at least one of the channels so that it causes air to enter the housing through that channel's opening. An exhaust fan is positioned in another one of the channels so that it causes air to be forced out of the housing through the other channel's opening. The air flow through the intake channel and the exhaust channel help cool the lighting module during use. | 07-18-2013 |
| 20130107532 | REMOVABLE WINDOW FRAME FOR LIGHTING MODULE | 05-02-2013 |
| 20130106310 | SMART FET CIRCUIT | 05-02-2013 |
| 20130069083 | DIFFERENTIAL UNTRAVIOLET CURING USING EXTERNAL OPTICAL ELEMENTS - A lighting module has an array of solid state light emitters, a package in which the array of solid state light emitters resides, the package having a window and an external optical element arranged adjacent the window, the external optical element having a coating, the coating forming an optical pattern when illuminated by light from the array of solid state light emitters. | 03-21-2013 |
| 20130068969 | DUAL ELLIPTICAL REFLECTOR WITH A CO-LOCATED FOCI FOR CURING OPTICAL FIBERS - A device for UV curing a coating or printed ink on an workpiece such as an optical fiber comprises dual elliptical reflectors arranged to have a co-located focus. The workpiece is centered at the co-located focus such that the dual elliptical reflectors are disposed on opposing sides of the workpiece. Two separate light sources are positioned at a second focus of each elliptical reflector, wherein light irradiated from the light sources is substantially concentrated onto the surface of the workpiece at the co-located focus. | 03-21-2013 |
| 20130048885 | LIGHTING MODULE HAVING A COMMON TERMINAL - A lighting module has an electrically conductive heat sink, an array of light-emitting elements mounted on and electrically connected to the conductive heat sink, a flex circuit mounted on the conductive sink, and conductive traces on the flex circuit, the conductive traces connected to the light-emitting elements. A lighting module has a heat sink, an array of light-emitting elements, each element having a cathode terminal and an anode terminal, wherein the heat sink is a common terminal for the elements. | 02-28-2013 |
| 20130034663 | METHODS AND SYSTEMS RELATING TO LIGHT SOURCES FOR USE IN INDUSTRIAL PROCESSES - System and methods are disclosed in connection with a reaction at or below the surface of a work object, in the context of a fluid flow fostering the reaction. In some example embodiments, the reaction is fostered by (1) creating fluid flow of an inerting fluid over a surface during exposure of the surface to a predetermined type of light, (2) creating fluid flow comprising a reactive species that reacts with another species at or below the work surface in a predetermined manner and/or (3) creating a fluid flow comprising a catalytic species that catalyzes a reaction in a predetermined manner, e.g., during exposure of the surface to a predetermined type of light. In some example embodiments, a light source is employed that comprises a solid-state light source, e.g., a dense array of solid-state light sources. In at least one of such example embodiments, the reaction is a photoreaction associated with the light source. | 02-07-2013 |
| 20120294002 | VAPOR CHAMBER COOLING OF SOLID-STATE LIGHT FIXTURES - A lighting module has an array of light emitters, a heat sink having a first surface, the array of light emitters being mounted to the first surface, a vapor chamber inside the heat sink, the vapor chamber including a liquid and arranged to absorb heat from the first surface until the liquid becomes vapor, and a cooling unit thermally coupled to a second surface of the heat sink opposite the first. | 11-22-2012 |
| 20120281408 | HIGH EFFICIENCY SOLID-STATE LIGHT SOURCE AND METHODS OF USE AND MANUFACTURE - A high-intensity light source is formed by a micro array of a semiconductor light source such as a LEDs, laser diodes, or VCSEL placed densely on a liquid or gas cooled thermally conductive substrate. The semiconductor devices are typically attached by a joining process to electrically conductive patterns on the substrate, and driven by a microprocessor controlled power supply. An optic element is placed over the micro array to achieve improved directionality, intensity, and/or spectral purity of the output beam. The light module may be used for such processes as, for example, fluorescence, inspection and measurement, photopolymerzation, ionization, sterilization, debris removal, and other photochemical processes. | 11-08-2012 |
| 20120275152 | HEAT SINK FOR LIGHT MODULES - A lighting fixture has a housing, a lighting module in the housing, the lighting module having a first surface containing an array of lighting elements, and a heat sink having fins, the heat sink attached to a second surface of the lighting module opposite to the first surface, the heat sink having a fin density of less than 0.25 fins per millimeter. A lighting fixture has a housing, a lighting module in the housing, the lighting module having a first surface containing an array of lighting element arranged in an array of elements along a horizontal axis and a vertical axis, and a heat sink attached to a second surface of the lighting module opposite the first surface, the heat sink having fins oriented to extend away from the heat sink along the vertical axis. | 11-01-2012 |
| 20120126702 | LIGHT SOURCE TEMPERATURE MONITOR AND CONTROL - A light source comprising a light emitter; a heat sink coupled to the light emitter; and a temperature sensor substantially adjacent to the light emitter. A first thermal time constant associated with the temperature sensor is less than a second thermal time constant associated with a radiation surface of the heat sink. | 05-24-2012 |
| 20120107981 | SEMICONDUCTOR LIGHT SOURCES, SYSTEMS, AND METHODS - A light-emitting diode includes a substrate, a lower cladding layer, an active layer having a quantum well of a thirty percent concentration of indium on the lower cladding layer, and an upper cladding layer. A method of manufacturing light-emitting diodes includes forming a lower cladding layer on a substrate, forming an active layer on the lower cladding layer such that the active layer has a quantum well of thirty percent indium, forming an upper cladding layer on the active layer, and forming a metal cap on the upper cladding layer. | 05-03-2012 |
| 20110222281 | COOLING LARGE ARRAYS WITH HIGH HEAT FLUX DENSITIES - A lighting module includes an array of light emitters, a heat pipe having a flat portion, the array of light emitters being mounted to the flat portion, a liquid inside the heat pipe, the liquid selected to vaporize upon exposure to heat from the array, and a cooling unit thermally coupled to the heat pipe configured to cool the vaporized liquid. | 09-15-2011 |
| 20110149565 | LIGHTING MODULE WITH DIFFRACTIVE OPTICAL ELEMENT - A lighting module having an array of light-emitting elements on a substrate, at least one diffractive optical element arranged to receive light from the light-emitting elements and partially collimate the light. A method of packaging a lighting module including mounting at least one array of light-emitting elements on a substrate in a package, and enclosing the package with a window, the window has a diffractive optical element on a surface of the window closest to the array, the diffractive optical element arranged to partially collimate the light. A lighting module having an array of light-emitting elements on a substrate, at least one diffractive optical element arranged to receive light from the light-emitting elements and scatter the light into a random emission pattern to produce a uniform irradiance at a target surface. | 06-23-2011 |
| 20110140608 | MONITORING VOLTAGE TO TRACK TEMPERATURE IN SOLID STATE LIGHT MODULES - An illumination system has a lighting module, a microcontroller electrically connected to the lighting module and arranged to control the lighting module, and a transistor electrically connected to the lighting module and the microcontroller arranged to allow the microcontroller to monitor a voltage of one of either the transistor or lighting module. A method of controlling a lighting module including powering on the lighting module, providing a current to the lighting module, wherein the current is determined by a global intensity setting for the lighting module, monitoring a voltage provided to the lighting module, and shutting the lighting module down if the voltage reaches a pre-determined level. | 06-16-2011 |
| 20110116262 | ECONOMICAL PARTIALLY COLLIMATING REFLECTIVE MICRO OPTICAL ARRAY - A lighting module has an array of light emitting elements arranged on a substrate in an x-y grid, and a reflector plate arranged on the substrate, the reflector plate having an array of openings arranged on an x-y grid such that the openings correspond to the light emitting elements, the dimensions of the reflector plate and the openings arranged to partially collimate light from the light emitting elements. A method of manufacturing a lighting module includes arranging an array of light emitting elements on a substrate, manufacturing a reflector plate having an array of openings, the openings located so as to correspond to the light emitting elements and created so as to only partially collimate light from the light emitting elements, and attaching the reflector plate to the substrate such that each opening in the reflector plate is centered on a light emitting element. | 05-19-2011 |
| 20110063840 | COLLECTION OPTICS FOR LED ARRAY WITH OFFSET HEMISPHERICAL OR FACETED SURFACES - An array of LEDs is provided having a lens array for collecting divergent light from each LED. Each lens in the array is associated with a respective LED and has a compound shape including a curved surface that may be spherical or may have an offset aspherical shape. The curved surfaces are centered about each side of its associated LED. The lens may alternatively include faceted surfaces that approximate the curved lens surface. | 03-17-2011 |
| 20110012514 | LED ARRAY HAVING ARRAY-BASED LED DETECTORS - The present invention provides an optical system having an array of light emitting semiconductor devices to performing an operation that have multiple characteristics associated with performing the operation. The array includes at least one detector located within the array to selectively monitor multiple characteristics of the light emitting semiconductor devices and is configured to generate a signal corresponding to the selected characteristic. A controller is configured to control the light emitting semiconductor devices in response to the signal from the at least one detector. At least one of the multiple characteristics may be concentrated at an area of the array and the at least one detector may be located within the array at the area of the array to selectively monitor characteristic that is concentrated at the area of the array. | 01-20-2011 |
| 20100259943 | MODULAR LIGHT SOURCE - A light source including a plate and an emitter array mounted on the plate extending from a first edge to a second edge. The plate can include a first edge; a second edge, the first edge being opposite the second edge; a first mount on the first edge; and a second mount on the second edge. Such light sources can be combined together. | 10-14-2010 |
| 20100259187 | CONTROLLER FOR SEMICONDUCTOR LIGHTING DEVICE - A semiconductor lighting device has an array of semiconductor light sources arranged in an x-y grid, a power input in electrical connection with the array and arranged to provide power to the light sources, a microcontroller in electrical connection with the array arranged to alter operation of the array as necessary, and a connector in electrical connection with the microcontroller, arranged to provide an interface to the microcontroller. A semiconductor lighting device has an array of semiconductor light sources arranged in an x-y grid, a power input in electrical connection with the array and arranged to provide power to the light sources, a microcontroller in electrical connection with the array and the power supply arranged to alter operation of the array as necessary, a first interface to allow a first level of access to the microcontroller by an end user, a second interface to allow a second level of access to the microcontroller for maintenance operations, and a third interface to allow a third level of access to the microcontroller during production. | 10-14-2010 |
| 20100165620 | REFLECTOR CHANNEL - A lighting module has an array of solid-state light sources on a substrate, a reflector channel arranged adjacent to the array of solid-state light sources, the reflector channel having curved, reflective inner surfaces arranged to increase collimation of light emitted from the light sources in one axis of light. A method of manufacturing a lighting module includes providing a substrate, mounting an array of solid-state light sources on the substrate, manufacturing a reflector channel, wherein the size and arrangement of the reflector channel depends upon the array of light sources, and arranging the reflector channel on the substrate such that light emitting from the light sources will be reflected in a desired direction | 07-01-2010 |
| 20100136726 | LED ARRAY - An illuminator ( | 06-03-2010 |
| 20100091493 | HIGH IRRADIANCE THROUGH OFF-CENTER OPTICS - A light fixture has an array of light emitting diodes arranged on a substrate, an array of lenses arranged adjacent the diodes, each lens corresponding to a diode, and having a center, the array of lenses arranged such that the each lens center is offset from a location of the diode. A light fixture has an array of light emitting diodes arranged in a x-y grid on a substrate, and an array of lenses arranged adjacent the array of light emitting diodes, each lens corresponding to a diode and having a center, the array of lenses arranged such that each lens center is offset a distance along a location axis of the diode. A method includes providing a substrate, forming an array of light emitting diodes on the substrate, and arranging an array of lenses adjacent the diodes, such that each lens corresponds to one diode, the lenses arranged such that a center of each lens is offset from a location of each diode. | 04-15-2010 |
| 20100076111 | MULTI-ATTRIBUTE LIGHT EFFECTS FOR USE IN CURING AND OTHER APPLICATIONS INVOLVING PHOTOREACTIONS AND PROCESSING - Systems and methods that provide multi-attribute light effects, including one or more channels for each light effect, preferably both channels being provided in an array of solid state light emitters. | 03-25-2010 |
| 20100052002 | MICRO-REFLECTORS ON A SUBSTRATE FOR HIGH-DENSITY LED ARRAY - The present invention provides an optical array module that includes a plurality of semiconductor devices mounted on a thermal substrate formed with a plurality of openings that function as micro-reflectors, wherein each micro-reflector includes a layer of reflective material to reflect light. Such material preferably is conductive so as to provide electrical connection for its associated semiconductor device. | 03-04-2010 |
| 20090233003 | METHODS AND SYSTEMS RELATING TO LIGHT SOURCES FOR USE IN INDUSTRIAL PROCESSES - System and methods are disclosed in connection with a reaction at or below the surface of a work object, in the context of a fluid flow fostering the reaction. In some example embodiments, the reaction is fostered by (1) creating fluid flow of an inerting fluid over a surface during exposure of the surface to a predetermined type of light, (2) creating fluid flow comprising a reactive species that reacts with another species at or below the work surface in a predetermined manner and/or (3) creating a fluid flow comprising a catalytic species that catalyzes a reaction in a predetermined manner, e.g., during exposure of the surface to a predetermined type of light. In some example embodiments, a light source is employed that comprises a solid-state light source, e.g., a dense array of solid-state light sources. In at least one of such example embodiments, the reaction is a photoreaction associated with the light source. | 09-17-2009 |
| 20090085046 | METHODS AND SYSTEMS RELATING TO SOLID STATE LIGHT SOURCES FOR USE IN INDUSTRIAL PROCESSES - Methods and systems relating to solid state light sources for use in industrial processes. | 04-02-2009 |
