Patent application number | Description | Published |
20090237943 | FLUSH MOUNT READING LIGHT - A lighting system comprising a generally conical shaped optical housing having a focal point and a light source. The light source, for example, an LED, is disposed in the focal point of the optical housing. A lens surrounds at least a portion of the light source and encloses a cavity aligned with the light source. The top output surface of the lens is distal from the focal point of the optical housing. The optical housing is attached to an electrical board connected to the light source and an external housing at least partially encloses the optical housing, the light source and the electrical board. | 09-24-2009 |
20100072904 | AIRCRAFT LED WASHLIGHT SYSTEM AND METHOD FOR CONTROLLING SAME - A modular area washlight illumination system and method for operating are providing that comprises an intelligent light module group that has: one or more light modules, each of which comprises a plurality of discrete illumination sources; a power supply; and an intelligent module group controller comprising: a) circuitry that controls the illumination levels of the illumination sources; and b) an interface for receiving and sending information. The system further comprises a system controller that comprises: a) an attendant control panel serving as a user interface; and b) a system controller interface that is connected to the module group controller interface. | 03-25-2010 |
20100109530 | AIRCRAFT CABIN LIGHTING SYSTEM AND KIT THEREFOR - An aircraft cabin lighting kit includes: a driving/dimming module generating output signals for controlling illumination of at least one lighting unit according to command signals from a cabin management system; and at least one wire assembly interfacing the driving/dimming module with a power bus for receiving operational power, and a communication bus for receiving the command signals and for communicating the output signals to the at least one lighting unit. The present aircraft cabin lighting kit is certified by a governmental aviation-regulating body for installation in multiple aircraft. An aircraft cabin lighting system, which includes the kit, is also provided | 05-06-2010 |
20100110706 | AIRCRAFT CABIN LIGHTING SYSTEM AND KIT THEREFOR - An aircraft cabin lighting kit includes: at least one lighting unit configured for installation in an aircraft cabin; a driving/dimming module generating output signals for controlling illumination of the at least one lighting unit according to command signals from a cabin management system; and at least one wire assembly interfacing the driving/dimming module with a power bus for receiving operational power, and a communication bus for receiving the command signals and for communicating the output signals to the at least one lighting unit. The present aircraft cabin lighting kit is certified by a governmental aviation-regulating body for installation in multiple aircraft. An aircraft cabin lighting system, which includes the kit, is also provided | 05-06-2010 |
20110309746 | MODULAR LIGHT EMITTING DIODE SYSTEM FOR VEHICLE ILLUMINATION - A light emitting diode (LED) unit is therefore provided, comprising: an LED module, comprising: a plurality of LEDs; LED drive circuitry that drives the LEDs; an LED control bus that carries LED illumination control information to the LED drive circuitry; and a housing that at least partially surrounds LED module components; a power supply and control module, comprising: a power supply that converts a first voltage level to a second voltage level; a microcontroller that receives illumination instructions from an external source; an LED drive controller that receives lighting instructions from the microcontroller and transmits LED illumination information to the LED drive circuitry; a housing that at least partially surrounds power supply and control module components; an interface that connects the LED drive controller to the LED control bus. | 12-22-2011 |
20120013252 | AIRCRAFT LED WASHLIGHT SYSTEM AND METHOD FOR CONTROLLING SAME - A method and associated illumination system are provided for illuminating an interior of a vehicle with a modular area illumination system, the modular area illumination system comprising: a system controller; and a plurality of an intelligent light module groups, each comprising: one or more light modules, each of which comprises a plurality of discrete illumination sources; a power supply; and an intelligent module group controller comprising: a) circuitry that controls the illumination levels of the illumination sources; and b) an interface for sending and receiving information; the method comprising: initializing each of the module groups to assign a unique address to respective module groups; sending a command, by the system controller, directly or indirectly, to each module group, the command being associated with a color and illumination value and setting; and receiving the command, by a module group, and adjusting a color and illumination of the illumination sources to the associated color. | 01-19-2012 |
20120014108 | LED LIGHTING ELEMENT - An LED lighting element having an H-shaped housing. The housing, which may be an extruded housing, has a first section and a second section which is separated from the first section by a cross bar. A back plate is positioned opposite of the crossbar and is removably secured to the first section. A heat sink is located within the housing while a microcontroller and LED drive/control technology and integrated power supply contacts the heat sink and is attached to the back plate. An LED PC board that is electrically connected to the microcontroller and LED drive/control technology and integrated power supply is positioned in the second section and is attached to the housing. An end cap for the housing along with a method for constructing the lighting element are also disclosed. | 01-19-2012 |
20120019164 | CALIBRATION METHOD FOR LED LIGHTING SYSTEMS - A method of operating a lighting fixture comprising a plurality of discrete illumination sources of distinguishably different color coordinates comprises determining target color coordinates and luminous flux at which to operate the lighting fixture, determining input electrical power values for each of the plurality of discrete illumination sources that substantially produce the target color coordinates and luminous flux by referencing a calibration data lookup table having calibration data based on measurements of the plurality of discrete illumination sources, determining a color mixing zone defined by three distinguishably different color coordinates of the plurality of discrete illumination sources within which the target color coordinates lie according to the calibration data, determining luminous flux ratios for each of the plurality of discrete illumination sources having one of the three distinguishably different color coordinates defining the color mixing zone that substantially produces the target color coordinates, and determining input electrical power levels for each of the plurality of discrete illumination sources that generate the determined luminous flux ratios. | 01-26-2012 |
20120307487 | Vehicle LED Reading Light Grouping System and Method - A method is provided for preparing a plurality of groupings of light-emitting diode (LED) lights, where each grouping comprises a plurality of LEDs that fall within a specified color range from respective target x, y color points, comprising: receiving a source group of LEDs from a supplier, the source group having a specified color range; measuring a color value for each LED in the source group with a color sensor; storing the measured color value along with a unique LED identifier; creating a first grouping of LEDs within the specified color range from a first target x, y color point by identifying a plurality of LEDs from the stored color values that fall within the specified color range and doing the same for a second grouping of LEDs. Lighting assemblies are constructed based on the group associations. | 12-06-2012 |
20130016517 | Aircraft Washlight System - Aircraft washlight systems having an asymmetric lens are disclosed. An example vehicle cabin illumination system includes a light source located one side of a surface of a vehicle cabin, and an asymmetric lens through which the light passes to illuminate the surface with a substantially uniform light distribution. | 01-17-2013 |
20130147373 | Aircraft LED Washlight System and Method for Controlling Same - A modular area washlight illumination system and method for operating are provided that comprise an intelligent light module group that has: one or more light modules, each of which comprises a plurality of discrete illumination sources; a power supply; and an intelligent module group controller comprising: a) circuitry that controls the illumination levels of the illumination sources; and b) an interface for receiving and sending information. The system further comprises a system controller that comprises: a) an attendant control panel serving as a user interface; and b) a system controller interface that is connected to the module group controller interface. | 06-13-2013 |
20130162224 | Digitally-Controlled Power Factor Correction Circuits, Methods and Articles of Manufacture - Digitally-controlled power factor correction circuits, methods, and articles of manufacture are disclosed. A disclosed power supply comprises a power factor correction circuit including a switch, an inductor having a first terminal connected to an input voltage, and a second terminal connected to the switch, a storage capacitor and a load, a value of the inductor selected to operate the power factor correction circuit in discontinuous conduction mode, and a controller programmed to operate the switch to increase a power factor of the power supply. | 06-27-2013 |
20130249404 | Reduced-Size Modular LED Washlight Component - A light-emitting diode (LED) light module is provided, comprising: a single-piece printed circuit board (PCB) comprising the following integrated on the PCB: a plurality of LEDs in each of a plurality of LED groups; a power supply converter; a controller module comprising a processor, memory, operational program stored in the memory and executable by the processor; input/output (I/O) circuitry, and an LED driver that drives the LEDs; the module further comprising: a single metallic housing that contains the PCB; a heat sink that conducts heat from components on the PCB to the housing; and a lens for diffusing or directing lights from the LEDs. | 09-26-2013 |
20130342014 | Modular Power Inverter with Software Control - A power inverter is provided comprising: a control board comprising: a processor that generates an AC waveform from a pulse width modulation (PWM) signal according to instructions or data stored in a memory associated with the processor; and an output at which a signal having the AC waveform is provided; a power supply module that is connected to the control board, comprising: an input connected to the output of the control board at which the AC waveform signal is provided; and an output at which an AC power signal is provided on a channel of the power inverter. | 12-26-2013 |
20140028189 | Architectures for LED Lighting Assemblies - A modular light emitting diode (LED), remote phosphor, and other lighting technologies lighting assembly includes a plurality of lighting subassemblies and a power supply electrically coupled with the plurality of lighting subassemblies in parallel such that each of the plurality of lighting subassemblies receives electrical power from the power supply in parallel with the other of the plurality of lighting subassemblies. | 01-30-2014 |
20140367517 | Aircraft Galley and Lighting System - An aircraft galley, according to one implementation, includes a lighting system having a DC, linear LED task light that is positioned in a groove along the edge of an overhang above the galley's work surface. The task light is oriented downward orthogonally to the cabin floor so as to illuminate a work surface of the galley. In some implementations, the task light is angled so that it illuminates the work surface of the galley in which it is installed, the forward, aft, or cross-aisle opposing galley, if applicable, and the floor. | 12-18-2014 |
20140368113 | Twin Aisle Light Architecture - A lighting system includes a base unit and a first modular light. The first modular light includes a first light unit, and a first lighting technology module. The first light unit includes a first light element that emits light, and a first mechanical, electrical, and control signal physical light unit interface that is removably coupled to a first mating light unit interface on the base unit. The first lighting technology module is physically separate from the first light unit and includes a first light driver that drives the first light element, a first light engine that is coupled to the first light driver, and a first mechanical, electrical, and control signal physical light technology module interface that is removably coupled to a first mating light technology module interface on the base unit. | 12-18-2014 |
20150237688 | Calibration Method for LED Lighting Systems - A method of operating a lighting fixture comprising a plurality of discrete illumination sources of distinguishably different color coordinates comprises determining target color coordinates and luminous flux at which to operate the lighting fixture, determining input electrical power values for each of the plurality of discrete illumination sources that substantially produce the target color coordinates and luminous flux by referencing a calibration data lookup table having calibration data based on measurements of the plurality of discrete illumination sources, determining a color mixing zone defined by three distinguishably different color coordinates of the plurality of discrete illumination sources within which the target color coordinates lie according to the calibration data, determining luminous flux ratios for each of the plurality of discrete illumination sources having one of the three distinguishably different color coordinates defining the color mixing zone that substantially produces the target color coordinates, and determining input electrical power levels for each of the plurality of discrete illumination sources that generate the determined luminous flux ratios. | 08-20-2015 |
Patent application number | Description | Published |
20130223674 | Method and Apparatus for the Detection of Digital Watermarks for Instant Credential Authentication - A portable hand-held device for use in authenticating documents includes a camera for capturing images from the document to be authenticated as well as on-board computer-implemented instructions to capture and analyze Digitally Watermarked images and output an indication as to whether the document is authentic or not authentic. | 08-29-2013 |
20140270336 | System and Method for Transaction Authentication - Some implementations provide a method that includes: receiving, from a user on the mobile device, a request for a mobile transaction; inspecting, at the mobile device, a government-issued identification document presented by the user to obtain a digital watermark, the government-issued identification document documenting an identity of a subject; validating the government-issued identification document based on the digital watermark; and in response to validating the government-issued identification document as valid, authenticating the user as authorized to request the mobile transaction being requested. | 09-18-2014 |
20140297530 | System and Method for Transaction Authentication - Some implementations provide a method that includes: generating an association, at a mobile device, between a government-issued identification document of a user and a mode of payment; receiving, at the mobile device, a presentation of the government-issued identification document of the user to support a request for payment; validating whether the presented government-issued identification document is a valid identification of the user; and in response to validating the presented government-issued identification document, proceeding with payment by using the mode of payment. | 10-02-2014 |
20140363057 | System and Method for Credential Authentication - Some implementations provide a machine-assisted method for screening a person, the method including: receiving, at a scanning device, an identification document presented by the person, the identification document showing a machine-readable code that encodes personally identifiable information of the person, a biometric of the person, and printed information; scanning the machine-readable code on the identification document to extract personally identifiable information of the person; comparing the extracted personally identifiable information against records stored at a database; determining that the extracted personal identifiable information matches a record stored at the database; receiving data encoding the biometric of the person on the identification document for comparison with the person presenting the identification document; receiving a determination that the biometric from the identification document identifies the person presenting the identification document; and determining whether the identification document is digitally watermarked to identify payload data. | 12-11-2014 |
20150029216 | System and Method for Creating a Virtual Backdrop - Some implementations may provide a method for generating a portrait of a subject for an identification document, the method including: receiving a photo image of the subject, the photo image including the subject's face in a foreground against an arbitrary background; determining the arbitrary background of the photo image based on the photo image alone and without user intervention; masking the determined background from the photo image; and subsequently generating the portrait of the subject for the identification document of the subject, the portrait based on the photo image with the determined background masked. | 01-29-2015 |
20150030213 | System and Method for Creating a Virtual Backdrop - Some implementations may provide a method for generating a portrait of a subject for an identification document, the method including: receiving, at a mobile device, a photo image of the subject, the photo image including a foreground and a background, wherein the foreground includes the subject's face and the background does not include the subject's face; determining the background of the photo image based on the photo image alone and without user intervention; masking the determined background from the photo image; and subsequently generating the portrait of the subject based on the photo image with the background masked. | 01-29-2015 |
20150063655 | Digital Identification Document - Some implementations may include a computer-assisted method for authenticating a person at a point of service, the method including: receiving a digital identification document including a digital biometric of the person and a digital watermark, the digital watermark encoding personally identifiable information of the person; retrieving the digital watermark from the received digital identification document; extracting the personally identifiable information from the retrieved digital watermark; and authenticating the person identified by the digital biometric based on the retrieved digital watermark. | 03-05-2015 |
20150063656 | System and Method for Digitally Watermarking Digital Facial Portraits - Some implementations may include a method for watermarking an identification document, the method including: receiving a digitally watermarked digital facial portrait of the person, the digital facial portrait embedded with at least one digital watermark identifying payload data linking the digital facial portrait to the person portrayed in the digital facial portrait; receiving results of comparison between the digital facial portrait of the person and the person presenting the digitally watermarked digital facial portrait; retrieving the at least one digital watermark in response to receiving comparison results that the person portrayed in the digital facial portrait is the person presenting the digitally watermarked digital facial portrait; and determining that the digital facial portrait is authentic based on the retrieved at least one digital watermark. | 03-05-2015 |
20150063657 | System and Method for Digitally Watermarking Digital Facial Portraits - Some implementations may include a method for watermarking an identification document, the method including: modulating a spatial luminance pattern associated with a first digital watermark to encode a first portion of personally identifiable information; modulating a spatial chrominance distribution associated with a second digital watermark to encode a second portion of the personally identifiable information; and applying the first digital watermark and the second digital watermark to the identification document. | 03-05-2015 |
20150063658 | System and Method for Digital Watermarking - Some implementations may include a method for watermarking an identification document, the method including: modulating a spatial luminance pattern associated with a first digital watermark to encode a first portion of personally identifiable information; modulating a spatial chrominance distribution associated with a second digital watermark to encode a second portion of the personally identifiable information; and applying the first digital watermark and the second digital watermark to the identification document. | 03-05-2015 |
20150063659 | System and Method for Digital Watermarking - Some implementations may provide a method that includes: receiving, at a mobile device, data encoding a first digital watermark present on the identification document; extracting a first portion of personally identifiable information encoded by a spatial luminance pattern associated with the first digital watermark; receiving, at a mobile device, data encoding a second digital watermark present on the identification document; extracting a second portion of personally identifiable information encoded by a spatial luminance pattern associated with the first digital watermark; and validating the identification document based on at least one of the first portion of personally identifiable information or the second portion of personally identifiable information. | 03-05-2015 |
20150067344 | Digital Identification Document - Some implementations may include a computer-assisted method for digitizing an identification document, the method including: receiving a digital biometric of a subject; applying the received digital biometric to a digital identification document; applying a digital watermark to the digital identification document, the digital watermark encoding personally identifiable information of the subject identified by the digital biometric; and generating the digital identification document with the applied digital watermark, the digital identification document comprising both the digital watermark and the digital biometric. | 03-05-2015 |