ABL IP HOLDING LLC Patent applications |
Patent application number | Title | Published |
20160037612 | ADAPTIVE OPTICAL DISTRIBUTION SYSTEM - Embodiments of the invention include a luminaire that includes a plurality of different light engines. Light engines having different light distributions can be included in a single luminaire and a subset of the light engines selectively driven to dynamically change the light distribution of the luminaire. In this way, a single luminaire is capable of illuminating an area with a variety of different light distributions. | 02-04-2016 |
20150346980 | LIGHTING PRODUCT CATALOG APPLICATION WITH EMBEDDED LINKAGE TO LIGHTING DESIGN TOOL - An application running on a mobile device presents information about a lighting product, for example, selected from a catalog on a graphical user interface via one or more elements (e.g. a touchscreen) of the mobile device and captures an identification of the selected product. The user interface includes a user selectable indication of a lighting design tool, e.g. a button, icon or other link to the tool. User selection of the tool indicator initiates access to the lighting design tool; and the application passes the identification of the selected product to the lighting design tool. The lighting design tool processes the identification of the selected product and an output of the lighting design tool is presented based in part on photometric information about the selected product automatically retrieved by and populated to the lighting design tool without further manual input to obtain the photometric information about the selected product. | 12-03-2015 |
20150345724 | COMPOSITE LIGHT SOURCE SYSTEMS AND METHODS - A composite light source includes at least eight illumination panels in a layout. Each of the illumination panels in the layout is adjacent at least one other of the illumination panels. All of the illumination panels emit light of the same chromaticity as one another. Each illumination panel emits light characterized by one of at least first, second, and third discrete levels of luminous intensity. At least one of the illumination panels emits light at the first level of luminous intensity; at least one of the illumination panels emits light at the second level of luminous intensity; and at least one of the illumination panels emits light at the third level of luminous intensity. | 12-03-2015 |
20150338307 | ACCESSORY TO CONFIGURE PORTABLE DEVICE WITH CAMERA (E.G. SMARTPHONE) AS LIGHTING METER - An example of an optical accessory configured to produce an optical image depicting spectral characteristics of light. The produced optical image is captured by an image capture sensor of a mobile device. The captured image is processed by the mobile device to produce a measured value corresponding to a lighting-related parameter. | 11-26-2015 |
20150338268 | COMBINATORIAL LIGHT DEVICE FOR GENERAL LIGHTING AND LIGHTING FOR MACHINE VISION - A system with a machine and a lighting device. The machine includes an image capture device and a machine vision processing system configured to detect a characteristic of a subject in a space for an operation of the machine. The lighting device includes a first light source for generating light to illuminate the space, and a second light source for generating light of a particular wavelength to support detection of the characteristic of the subject via the machine vision processing system. The light of the particular wavelength is output at a sufficient intensity reasonably expected to produce a particular emission from the subject detectable via the image capture device different from an emission produced by exposure of the subject to the light for illumination of the space. The first and second light sources are integrated into the lighting device. | 11-26-2015 |
20150335246 | COMBINATORIAL LIGHT DEVICE FOR GENERAL LIGHTING AND LIGHTING WITH BENEFICIAL WAVELENGTHS - A lighting device includes a first light source configured to generate light for illumination of a space and a second light source configured to generate light of a particular wavelength independently from the first light source. The light generated by the second light source is output at a sufficient intensity so as to reasonably expect to support an intended benefit other than illumination of the space. The first light source and the second light source are integrated into the same lighting device. The lighting device includes an optical element coupled to the first and second light sources that is configured to produce a light output of the lighting device. The lighting device outputs the light for illumination of the space and the light of the particular wavelength for the other intended benefit from the second light source via the same output of the lighting device. | 11-26-2015 |
20150300583 | LOW-PROFILE LIGHT FIXTURE INTEGRATED WITH AN ARCHITECTURAL PANEL - A lighting unit includes an architectural panel having an overall thickness that is measured between a first surface that is configured to be exposed to light output by the lighting unit and a second surface that is opposite the first surface, and a light fixture embedded in the architectural panel. The light fixture includes a solid state light source, an optic, a power supply and a driver circuit that at least partially embedded in the recess of the panel. The light fixture is configured to output light in an output direction extending out away from the first surface of the panel. The light fixture extends from the first surface of the panel in a direction opposite the output direction by a distance that is less than the overall thickness of the architectural panel. | 10-22-2015 |
20150296594 | LEARNING CAPABLE LIGHTING EQUIPMENT - A lighting device or system is configured to control of one or more parameters of light output, such as ON/OFF status, intensity when ON, color characteristics and position or orientation of light output (e.g. via a motorized luminaire control). The device or system may have other output capability, e.g. display projection or audio. Sensors or other input devices are responsive to the user. Responsive to user input, sensed activity, and/or acquired information, the device or system, controls a light source in accordance with a lighting control function. Operation of the light source and the lighting control function may be modified based on learning by the device or system. | 10-15-2015 |
20150293504 | ANTHROPOMORPHIC CONTROL OF LIGHTING AND OTHER OUTPUT CONDITIONS - An example of an intelligent lighting device or system is configured to control one or more parameters of light output, such as intensity, shape or distribution, color characteristics and position or orientation of light output (e.g. via a motorized luminaire control). The device or system may have other controllable output capability, e.g. display projection or audio. Sensors or other input devices are responsive to the user. Responsive to user input, the device or system, controls its light and any other output capabilities so as to present a defined persona to the user or other occupant(s) of a space illuminated by the intelligent lighting device or system. | 10-15-2015 |
20150289344 | COMPOSITE LIGHT SOURCE SYSTEMS AND METHODS - A composite light source includes a plurality of illumination panels, that emit light of a fixed color and a variable luminous intensity. Over time, the luminous intensities of at least two of the illumination panels vary, while a combined luminous intensity of the illumination panels remains about constant. Another composite light source includes a plurality of illumination panels that emit light. Each illumination panel of at least a first subset of the plurality of illumination panels emits the light with a first luminous intensity, and each illumination panel of at least a second subset of the plurality of illumination panels emits the light with a second luminous intensity that is different from the first luminous intensity. | 10-08-2015 |
20150285477 | ADJUSTABLE MOUNTING ASSEMBLY FOR LIGHT FIXTURE POLE AND METHODS OF INSTALLATION THEREOF - A mounting assembly for securing a luminaire to a light pole includes an adapter and a support bracket supporting a plurality of adapter wedges. The adapter includes an upper portion and a lower portion. The lower portion is tapered such that the diameter of the lower portion proximate the upper portion is greater than the diameter of the lower portion distal the upper portion. A plurality of adapter wedges are mounted to the mounting assembly, and have a first side facing outward from the mounting assembly and a tapered second side facing the lower portion of the adapter. A luminaire is attached to the adapter. The adapter and support bracket provides for installation in light poles having varying inside diameters. | 10-08-2015 |
20150283768 | SILICONE OPTICS - Silicone-containing light fixture optics. A method for manufacturing an optical component may include mixing two precursors of silicone, opening a first gate of an optic forming device, moving the silicone mixture from the extrusion machine into the optic forming device, cooling the silicone mixture as it enters the optic forming device, filling a mold within the optic forming device with the silicone mixture, closing the first gate, and heating the silicone mixture in the mold to at least partially cure the silicone. Alternatively, a method for manufacturing an optical component may include depositing a layer of heat cured silicone optical material to an optical structure, arranging one or more at least partially cured silicone optics on the layer of heat cured silicone optical material, and heating the heat cured silicone optical material to permanently adhere the one or more at least partially cured silicone optics to the optical structure. | 10-08-2015 |
20150130355 | HEAD-WEARABLE USER INTERFACE DEVICE FOR LIGHTING RELATED OPERATIONS - A wearable user interface device provides a display (e.g. an augmented reality display) for a user/wearer. The device includes a camera or other optical sensor and wireless communication capability. The camera or sensor provides an input to detect and possibly communicate with a lighting device or system. The communications and display capabilities allow the device to obtain and present lighting-related information to the wearer. For example, before installation, the device may identify a light fixture and communicate with a server to obtain information about fixture installation or configuration. As another example, the user can operate the device to identify and communicate with an installed fixture, to configure the fixture into a system (e.g. as part of a lighting group) or to check or repair fixture or system firmware. Hence, the device provides a wearable, interactive user interface for a variety of lighting-related functions. | 05-14-2015 |
20150129910 | System and Method for Connecting LED Devices - To connect multiple LED devices, each LED device is placed in a holder. A first wire is connected to a first wire connection point on the holder and a second wire is connected to a second wire connection point on the holder. The first wire is also connected to a first wire connection point on a circuit board The second wire is also connected to a second wire connection point on the circuit board. A connector may be used to connect the wires to the wire connection points on the circuit board. The circuit board includes traces to connect the LED devices to each other or to other components. | 05-14-2015 |
20150043426 | LIGHTING ELEMENT-CENTRIC NETWORK OF NETWORKS - A method for sending and receiving data via a relatively short range, low power wireless data communication link between lighting devices and other non-lighting-system devices. The method includes routing the data over a data network at a premises for which the lighting devices provide illumination. The data may be routed over the data network to a wide area network outside the premises for non-lighting related communications. | 02-12-2015 |
20150043425 | LIGHTING ELEMENT-CENTRIC NETWORK OF NETWORKS - A lighting system utilizes intelligent system elements, such as lighting devices, user interfaces for lighting control or the like and possibly sensors. The system also has a data communication network. Some number of the intelligent lighting system elements, including at least two of the lighting devices, also support wireless communication with other non-lighting-system devices at the premises. Each such element has a communication interface system configured to provide a relatively short range, low power wireless data communication link for use by other non-lighting-system devices at the premises in proximity to the respective intelligent system element. Also, in such an element, the processor is configured to control communications via the communication interface system so as to provide access to the data network and through the data network to the wide area network outside the premises for non-lighting related communications of the other non-lighting-system devices. | 02-12-2015 |
20140358285 | DISTRIBUTED BUILDING CONTROL SYSTEM - An example of a building automation system utilizes intelligent system elements, some of which are lighting devices having light sources, and some of which are utility building control and automation elements. Some utility building control and automation elements include a controllable mechanism for use in control of some aspect of the building other than lighting. Another intelligent system element may include either a user interface component and be configured as a building controller, or include a detector and be configured as a sensor. Each intelligent system element includes a network communication interface, processor, memory and programming to configure the intelligent system element as a lighting device, utility building control and automation element, controller or sensor. At least one of the intelligent lighting devices is configured as a building control and automation system server. Several examples, however, implement the overall control using distributed processing. | 12-04-2014 |
20140354187 | DISTRIBUTED PROCESSING USING RESOURCES OF INTELLIGENT LIGHTING ELEMENTS OF A LIGHTING SYSTEM - An exemplary lighting system utilizes intelligent system elements, such as lighting devices, user interfaces for lighting control or the like and possibly sensors, and utilizes network communication amongst such intelligent system elements. Some processing functions performed within the system are implemented on a distributed processing basis, by two or more of the intelligent elements of the lighting system. Distributed processing, for example, may enable use of available processor and/or memory resources of a number of intelligent system elements to process a particular job. Another distributed processing approach might entail programming to configure two or more of the intelligent system elements to implement multiple instances of a server functionality with respect to client functionalities implemented on intelligent system elements. | 12-04-2014 |
20140354161 | LIGHTING NETWORK WITH AUTONOMOUS COMMISSIONING - Networked intelligent lighting devices and other elements connected to the network of a lighting system are readily adaptable to desirable networking arrangements as well as logical functional groups, for example by each storing communication provisioning data and/or configuration data for logically associating system elements into one or more groupings or sub-networks. The exemplary systems and system elements may also enable such enhanced network arrangement via autonomous discovery and device commissioning. | 12-04-2014 |
20140354160 | INTERACTIVE USER INTERFACE FUNCTIONALITY FOR LIGHTING DEVICES OR SYSTEM - An example of a lighting system includes intelligent lighting devices, each of which includes a light source, a communication interface and a processor coupled to control the light source. In such a system, at least one of the lighting devices includes a user input sensor to detect user activity related to user inputs without requiring physical contact of the user; and at least one of the lighting devices includes an output component to provide information output to the user. One or more of the processors in the intelligent lighting devices are further configured to process user inputs detected by the user input sensor, control lighting and control output to a user via the output component so as to implement an interactive user interface for the system, for example, to facilitate user control of lighting operations of the system and/or to act as a user interface portal for other services. | 12-04-2014 |
20140313765 | ANNULUS SHAPED LUMINAIRE - An annulus shaped luminaire includes an annular structure that includes one or more luminous panels, and transition structure that couples a support structure of the luminaire with the annular structure. The one or more luminous panels emit light that illuminates an area adjacent to the luminaire. | 10-23-2014 |
20140313718 | EXTERNALLY MOUNTED SHIELD FOR LED LUMINAIRE - A shield for a light emitting diode (LED) luminaire includes a frame mountable to the LED luminaire such that the shield is removable therefrom. A plurality of rows of shield surfaces contact the frame and have a first side that faces a row of LEDs located on the LED luminaire and an opposite second side. The first side has a fully or partially reflective surface. The plurality of rows of shield surfaces prevent light from the LEDs from reflecting toward the back of the LED luminaire. The shield may include notches for allowing removal of one or more of the plurality of rows of shield surfaces or a portion thereof from the frame and for customization of light distribution from the LED luminaire. The shield may also be cut lengthwise such that each of the plurality of rows of shield surfaces includes a partial shield surface and shields only a portion of a row of LEDs located on the LED luminaire. | 10-23-2014 |
20140313643 | Universal Load Control Cabinet - A universal load control module may include a power supply that operates over a wide voltage range, a microcontroller, and one or more functional control blocks. A functional control block may include a dimmer circuit for controlling a lighting load that provides reverse phase cut mode dimming, forward phase cut mode dimming, and hybrid phase cut mode dimming, as well as thermal protection. One or more universal control modules may be housed in a cabinet that include a cabinet control module. The cabinet may include additional thermal protection measures. | 10-23-2014 |
20140312998 | Modular Relay Sub-Assembly - A modular relay sub-assembly is provided. The modular relay sub-assembly can include a first housing portion, a second housing portion, a conductor having a first contact, and a split conductor. The second housing portion may be attached to a surface of the first housing portion. The conductor may be disposed inside a cavity formed by the two housing portions. The first contact may be accessible through a first opening in the first housing portion. The split conductor may include a first portion, a second portion, and a contact. The split conductor being disposed inside the cavity formed by the first and second housing portions. The second portion may be disposed at a position electrically isolated from the first portion. The contact of the split conductor can be accessible through a second opening in the first housing portion. The split conductor can be positioned to selectively contact the conductor. | 10-23-2014 |
20140312869 | Universal Phase Dimming Module - A universal load control module may include a power supply that operates over a wide voltage range, a microcontroller, and one or more functional control blocks. A functional control block may include a dimmer circuit for controlling a lighting load that provides reverse phase cut mode dimming, forward phase cut mode dimming, and hybrid phase cut mode dimming, as well as thermal protection. One or more universal control modules may be housed in a cabinet that include a cabinet control module. The cabinet may include additional thermal protection measures. | 10-23-2014 |
20140302715 | Integral Dimming Photo-Control Receptacle - Aspects provide photo-control receptacles having contact terminals via which control signals can be communicated. In one aspect, a photo-control receptacle is provided. The photo-control receptacle includes an interface having a neutral conductor and a line voltage conductor. Each of the neutral conductor and the line voltage conductor can form a first electrical connection for providing power to a photo-control via alternating current. The photo-control receptacle also includes one or more additional contact conductors adjacent to the interface. The one or more additional contact conductors can form a second electrical connection for providing control signals to the photo-control. | 10-09-2014 |
20140300434 | Relay Assembly With Exhaust Cover - In some aspects, a relay assembly having an exhaust cover is provided. The relay assembly can include a housing, a relay enclosed within the housing, and the exhaust cover. The exhaust cover can be positioned in an opening of the housing that is adjacent to the relay. The exhaust cover can move in a direction away from the relay in response to a pressure generated inside the housing by the relay being communicated to the exhaust cover. | 10-09-2014 |
20140291702 | OPTICAL/ELECTRICAL TRANSDUCER USING SEMICONDUCTOR NANOWIRE WICKING STRUCTURE IN A THERMAL CONDUCTIVITY AND PHASE TRANSITION HEAT TRANSFER MECHANISM - An optical/electrical transducer device has housing, formed of a thermally conductive section and an optically transmissive member. The section and member are connected together to form a seal for a vapor tight chamber. Pressure within the chamber configures a working fluid to absorb heat during operation of the device, to vaporize at a relatively hot location as it absorbs heat, to transfer heat to and condense at a relatively cold location, and to return as a liquid to the relatively hot location. The transducer device also includes a wicking structure mounted within the chamber to facilitate flow of condensed liquid of the working fluid from the cold location to the hot location. At least a portion of the wicking structure comprises semiconductor nanowires, configured as part of an optical/electrical transducer within the chamber for emitting light through and/or driven by light received via the transmissive member. | 10-02-2014 |
20140268836 | LIGHT ASSEMBLY - A light assembly that includes a mounting frame on which a light engine is mounted so as to direct light through the mounting frame opening and out of an opening in the ceiling. The light assembly is designed to permit the light engine to be rotated and tilted, in some embodiments without the need for tools. | 09-18-2014 |
20140268812 | Led Assembly Having a Reflector That Provides Improved Light Control - An LED assembly that includes optics and optical arrangements for light emitting diodes (LEDs). In some embodiments, a reflector is provided within a void between the lens and the LED. This reflector can reflect light emitted by the LED in a non-preferred direction back toward the preferred direction. In other embodiments, an optical element is formed or otherwise provided in the lens cavity and shaped so that, when the lens is positioned above the LED, the refractor bends the emitted light in a preferred direction. In some embodiments, both a reflector and optical element are provided in the LED assembly to control the directionality of the emitted light. Such embodiments of the invention can be used to increase the efficiency of an LED by ensuring that generated light is being directed to the target area of choice. | 09-18-2014 |
20140268811 | Led Assembly Having A Refractor That Provides Improved Light Control - An LED assembly that includes optics and optical arrangements for light emitting diodes (LEDs). In some embodiments, a reflector is provided within a void between the lens and the LED. This reflector can reflect light emitted by the LED in a non-preferred direction back toward the preferred direction. In other embodiments, an optical element is formed or otherwise provided in the lens cavity and shaped so that, when the lens is positioned above the LED, the refractor bends the emitted light in a preferred direction. In some embodiments, both a reflector and optical element are provided in the LED assembly to control the directionality of the emitted light. Such embodiments of the invention can be used to increase the efficiency of an LED by ensuring that generated light is being directed to the target area of choice. | 09-18-2014 |
20140268810 | Optic for a Light Source - Certain embodiments of the present invention provide an optic over a light source, such as, but not limited to, an LED, whereby the optic does not entirely encapsulate the LED but rather includes an inner surface such that an air gap exists between the optic and the LED. | 09-18-2014 |
20140268797 | LIGHT ASSEMBLY - A light engine that allows for customization and easy adjustability of various properties of the distributed light. The light engine includes an optic holder having threads that engage with threads of a mounting ring to allow a lower reflector and/or a diffuser lens to be replaced without removing the entire light engine from the installation. The light engine also includes an upper reflector that interfaces with the optic holder so that the upper reflector also can be easily replaced without removing the entire light engine from the installation. | 09-18-2014 |
20140265874 | Adaptive Optical Distribution System - Embodiments of the invention include a luminaire that includes a plurality of different light engines. Light engines having different light distributions can be included in a single luminaire and a subset of the light engines selectively driven to dynamically change the light distribution of the luminaire. In this way, a single luminaire is capable of illuminating an area with a variety of different light distributions. | 09-18-2014 |
20140265873 | Veiling Zone Control - Embodiments of the invention include a luminaire that includes a plurality of different light engines. Light engines having different light distributions can be included in a single luminaire and a subset of the light engines selectively driven to dynamically change the light distribution of the luminaire. In this way, a single luminaire is capable of illuminating an area with a variety of different light distributions. | 09-18-2014 |
20140265865 | SYSTEMS AND METHODS FOR PROVIDING A PREVIEW BAR OF A LIGHT SHOW - A lighting management system for managing a light show displayed by at least one lighting fixture. The lighting management system includes a controller configured to receive at least one input related to a light show via one or more input devices coupled to the controller. The controller generates a light show based on the at least one input and renders a preview of the light show in a preview bar on a display device associated with the controller. | 09-18-2014 |
20140265864 | SYSTEMS AND METHODS FOR PROVIDING A LIGHTING EFFECT - Systems and methods for creating and previewing a lighting effect, such as displaying an array of colors across a number of lighting fixtures are provided. A user may specify some of the colors for the array, as well as relative positions of the colors. A lighting management system determines transitional or intermediary colors and assigns the colors specified by the user, as well as the intermediary colors to the lighting fixtures. The resulting lighting effect may be displayed in a preview bar. The colors and the order of the colors may be edited to obtain a desired lighting effect. | 09-18-2014 |
20140264393 | LIGHT ENGINE - A light engine with a heat sink having a curved recessed cavity that receives a flexed or cupped PCB bearing a plurality of LEDs. Once situated within the cavity and released, the PCB has a tendency to return to its flat state, but flanges or other suitable mechanisms at the ends of the cavity restrain the edges of the PCB and prevent the PCB from returning to its flat state. In this way, the PCB is securely retained within and biased against the cavity by its own forces. As the PCB heats, the PCB expands, further biasing the PCB against the cavity of the heat sink and increasing the thermal conductivity between the two components. | 09-18-2014 |
20140262423 | CLASS I AND CLASS II MODULAR WIRING SYSTEM - A modular wiring system carries different types or classes of wiring in a single cable. The modular wiring system includes two conduits, one inside the other. The outer conduit is a Class I conduit and the inner conduit is a Class II conduit. The Class II wiring is carried in the inner conduit and the Class I wiring is carried between the inner conduit and the outer conduit. The outer conduit may be any type of material that is approved for Class I. The inner conduit meets the same voltage rating as the outer conduit. The inner conduit may include a non-conductive outer surface and an inner metallic sheath. The inner metallic sheath is grounded and provides separation between the Class I and Class II conductors. | 09-18-2014 |
20140254178 | LIGHT FIXTURE HOUSING AND MOUNTING THEREFOR - An architectural light fixture with a mounting includes a rigid yoke with opposed mounts aligned with external cavities located on a housing. The cavities have conical inner surfaces and bottoms with fastener engagements. Yoke pins include conical outer surfaces to operate as yoke locks. Fastener associated with the yoke pins engage to draw the yoke locks into interfering fit with the truncated conical inner surface of the mounting cavity. The light fixture housing has a port with a plug of porous water repellant material. A cover is employed to protect the plug. The light fixture housing also has a flat mounting surface with a wire access hole. The fixture includes a cover to enclose a photocell biased toward the mounting surface and retains an O-ring against the fixture housing. | 09-11-2014 |
20140252961 | LIGHTING DEVICES WITH SENSORS FOR DETECTING ONE OR MORE EXTERNAL CONDITIONS AND NETWORKED SYSTEM USING SUCH DEVICES - Exemplary lighting devices have sensors, intelligence in the form of programmed processors and communication capabilities. Such a device is configured to monitor one or more conditions external to a lighting device not directly related to operational performance of the respective lighting device. One or more such devices can work in a networked system, to support a variety of applications separate and in addition to the lighting related functions of the devices(s). | 09-11-2014 |
20140246299 | Configurable Multi-Pole Relay - In some aspects, a configurable multi-pole relay system is provided. The configurable multi-pole relay system can include a first relay module, a second relay module, and a connecting structure. The first relay module can include a first switch that can be electrically connected to a first electrical circuit. The second relay module can include a second switch that can be electrically connected to a second electrical circuit. The connecting structure can include first and second physical connectors. The first physical connector can be attached to a first interlocking portion of the first relay module. The second physical connector can be attached to a second interlocking portion of the second relay module. | 09-04-2014 |
20140240929 | HETEROGENEOUS THERMAL INTERFACE - An electronic apparatus, such as a lighting fixture, includes a substrate, an electronic device such as a chip-on-board light emitting diode and a thermal interface located between the substrate and the electronic device. The thermal interface includes at least two distinct materials, including a dielectric material and a thermally conductive material. The dielectric material includes a cutout into which the thermally conductive material is located. The dielectric material can completely surround the perimeter of the electronic device or can be located proximate portions of the electronic device that are prone to arcing in order to protect the substrate from arcing. The electronic apparatus operates at a reduced temperature as compared to an electronic apparatus that does not include the thermal interface. Methods for making an electronic apparatus having a thermal interface with a discrete dielectric material and thermally conductive material are also described. | 08-28-2014 |
20140217903 | NETWORKED, WIRELESS LIGHTING CONTROL SYSTEM WITH DISTRIBUTED INTELLIGENCE - A programmable lighting control system integrates time-based, sensor-based, and manual control of lighting and other loads. The system includes one or more groups of controlled lighting areas, which may be, e.g., floors of a building. Each group may have one or more lighting zones, which may be, e.g., individual rooms or offices on a building floor. Each lighting zone includes occupancy and/or daylight sensors that may be wirelessly coupled to a gateway of the group. Each gateway is coupled to a network, such as, e.g., a local area network (LAN). Control software, residing on a computer (e.g., a personal computer or a server) coupled to the network and accessible via the network, remotely communicates with and controls the lighting zones either individually, groupwise, or globally. Each lighting zone can also be locally controlled at the gateway and can function independently of the control software and the gateway. | 08-07-2014 |
20140217272 | THERMAL CONDUCTIVITY AND PHASE TRANSITION HEAT TRANSFER MECHANISM INCLUDING OPTICAL ELEMENT TO BE COOLED BY HEAT TRANSFER OF THE MECHANISM - A thermal conductivity and phase transition heat transfer mechanism incorporates an active optical element. Examples of active optical elements include various phosphor materials for emitting light, various electrically driven light emitters and various devices that generate electrical current or an electrical signal in response to light. The thermal conductivity and phase transition between evaporation and condensation, of the thermal conductivity and phase transition heat transfer mechanism, cools the active optical element during operation. At least a portion of the active optical element is exposed to a working fluid within a vapor tight chamber of the heat transfer mechanism. The heat transfer mechanism includes a member that is at least partially optically transmissive to allow passage of light to or from the active optical element and to seal the chamber of the heat transfer mechanism with respect to vapor contained within the chamber. | 08-07-2014 |
20140133061 | Systems and Methods for Delaying Actuation of a Relay - A system includes a relay, an actuation circuit, and an actuation delay circuit. The relay is coupled to a source of an input voltage or current waveform. The relay includes an actuation coil. The actuation circuit detects a peak or valley of a rectified voltage ripple waveform. The rectified voltage ripple waveform is generated from the input voltage or current waveform. The actuation circuit also causes an actuation voltage to be provided to the actuation coil. The actuation delay circuit delays the actuation circuit from providing the actuation voltage. The actuation delay circuit is configured based on the peak or valley of the rectified voltage ripple waveform. The actuation delay generated by the actuation delay circuit causes the relay to begin allowing current to flow to a load device at a time coincident with a zero-crossing time value of the input voltage or current waveform. | 05-15-2014 |
20140126217 | OPTIC SHIELDING - A lighting assembly includes a light source and a lens. The lens includes a light transmissive portion and an optic shield portion for blocking or redirecting at least a portion of light generated by the light source. The light source can include one or more light emitting diodes (LEDs). The optic shield can be painted on or otherwise applied to a portion of the lens. Alternatively, it can be integrally formed with the lens. The optic shield can be an opaque material for blocking light generated by the light source or can be a reflective material for reflecting light generated by the light source through the light transmissive portion of the lens. Methods for making an optic shield are also described. | 05-08-2014 |
20140104843 | Ceiling Mount Fixture - A ceiling mount lighting fixture includes a channel, a channel cover, and a light source including a plurality of light-emitting diodes. The channel cover includes two sides that intersect in a V-shaped base, with light-emitting diodes mounted on each side. The light-emitting diodes emit light at cone angles that overlap at the base of the channel cover. The fixture may include a diffuser and an end cap positioned on each end of the channel, each end cap including a groove. A plurality of strips may be located on the diffuser, each strip moveable from a first position on the diffuser a distance from the end caps to a second position in which the strip engages the groove on one of the end caps, thereby serving as a light trap to block light from exiting gaps between the diffuser and end caps. | 04-17-2014 |
20140085889 | TRACK ADAPTER AND LIGHTING FIXTURE - Described are track adapters for snap-fitting within a recess of a track, the track adapters including at least one manually-releasable spring tab comprising a lip and a release tab; and at least one slidably-releasable spring tab comprising a lip, wherein the at least one manually-releasable spring tab and the at least one slidably-releasable spring tab are adapted to deflect inwardly to permit snap-fit insertion of the track adapter into the recess. Also described are light fixtures including a fixture head comprising at least one lamp housing, wherein the at least one lamp housing supports at least one lamp; and a curved arm connecting the fixture head to a support surface. | 03-27-2014 |
20140077706 | CALIBRATION METHOD AND APPARATUS FOR LIGHTING FIXTURES USING MULTIPLE SPECTRUM LIGHT SOURCES AND LIGHT MIXING - Disclosed examples of optical systems having a plurality of light sources with each source having a different spectral outputs may be calibrated by measuring a spectral characteristic of the combined light with two measurements, e.g., one from a colorimeter and one from a sensor included in the system. Accordingly, one can determine a transform function in response to the two measures that models a feedback response of the optical system for each of a plurality of the inputs that would cause the optical system to generate radiant energy within a predetermined range of a spectrum. In order to calibrate the optical system, the transform function is programmed in the optical system to enable the optical system to transform an input to the optical system to a plurality of unique control signals each for controlling a respective light source of the plurality of light sources. | 03-20-2014 |
20140071673 | Recessed Luminaire - Embodiments of the invention are directed to wall recessed two-component luminaires. The two components can include a primary optical subsystem and a secondary optical subsystem. The primary optical subsystem can provide indirect lighting, illuminate an architectural space upward toward a ceiling, and/or have greater luminous flux than the secondary optical subsystem. The secondary optical subsystem can provide direct lighting, illuminate an architectural space horizontally and/or downward, provide lit appearance, provide direct view color and/or color gradients, provide direct view luminance and/or luminous gradients, and/or provide lighting for ambience. | 03-13-2014 |
20140062338 | Lighting Control Device - A lighting control device can include a control module and a processing module. The control module can provide a driving signal. The driving signal can modify a control voltage on a control interface. The control voltage can control a controllable ballast or driver. The processing module can determine a duty cycle of the driving signal. The control module and the processing module can receive power via the control interface and a power supply on the control device. | 03-06-2014 |
20140058566 | ENVIRONMENTAL CONTROL USING A CHAOTIC FUNCTION - One or more controlled environmental conditions have a characteristic thereof that varies over time at least in part in accordance with a chaotic function. Variable control, for example, may control one or more characteristics of visible lighting of the environmentally controlled space. Examples of lighting characteristics that may be controlled in such a manner include spectral content, intensity, color temperature, chromaticity difference or Delta_uv, and polarization. In addition or instead, one or more characteristics of the atmosphere in the controlled environment may be controlled based on a chaotic function. Examples of atmospheric characteristics that may be controlled in such a manner include temperature, humidity, air pressure, ionization, electromagnetic fields, precipitation, visibility, wind, smell and chemical composition. A sound system may also provide a chaotic component to the environment in the environmentally controlled space. | 02-27-2014 |
20140055041 | CHAOTIC APPROACH TO CONTROL OF LIGHTING - At least one controllable source of visible light is configured to illuminate a space to be utilized by one or more occupants. A controller causes the source(s) to emit light in a manner that varies at least one characteristic of visible light emitted into the space over a period of time at least in part in accordance with a chaotic function. | 02-27-2014 |
20140035472 | REDUCING LUMEN VARIABILITY OVER A RANGE OF COLOR TEMPERATURES OF AN OUTPUT OF TUNABLE-WHITE LED LIGHTING DEVICES - A system provides white light having a selectable spectral characteristic (e.g. a selectable color temperature, delta uv, and intensity) using a combination of sources (e.g. LEDs) emitting light of three, four, five, or six different characteristics, for example, one or more white LEDs, and one or more LEDs of each of three primary colors, plus cyan and royal blue. A controller maintains a desired spectral characteristic, e.g. for white light at a selected point on or within a desired range of the black body curve. In addition, the controller provides selectable adjustments for values of the spectral characteristics, while maintaining substantially constant overall output intensity for the light output of White LEDs, thereby achieving Maximum Utilization. | 02-06-2014 |
20140035465 | LIFETIME CORRECTION FOR AGING OF LEDS IN TUNABLE-WHITE LED LIGHTING DEVICES - A lighting system having at least three light sources receives an input relating to color coordinates of a target point representing a desired color characteristic for a combined output from the light sources. The system provides color tunable output and/or dimmable output in response to differences in user input. The system also corrects changes in performance of the light sources due to lifetime degradation in each of the light sources. After a period of system operation, outputs of the sources are measured. The system increases the luminosity outputs of each of the light sources by a respective amount relative to the degradations measured in all the light sources; in this manner, the luminosity outputs of the light sources remain substantially constant in relations to each other over the lifetime of the light sources. | 02-06-2014 |
20140029261 | In-Plane Bent Printed Circuit Boards - In certain embodiments there is provided a blank for a printed circuit board and methods pertaining to same. In some embodiments, the blank is provided in a generally straight configuration and is capable of being deformed in-plane into a bent configuration, such as, but not limited to, a generally ring-shaped configuration, a generally square shape, or a generally S-shape. In some embodiments, the PCB is used with a lighting fixture and is populated with light emitting diodes. | 01-30-2014 |
20140022771 | OPTICAL INTEGRATING CAVITY LIGHTING SYSTEM USING MULTIPLE LED LIGHT SOURCES - A system to provide radiant energy of selectable spectral characteristic (e.g. a selectable color combination) uses an integrating cavity to combine energy of different wavelengths from different sources. The cavity has a diffusely reflective interior surface and an aperture for allowing emission of combined radiant energy. Sources of radiant energy of different wavelengths, typically different-color LEDs, supply radiant energy into the interior of the integrating cavity. In the examples, the points of entry of the energy into the cavity typically are located so that they are not directly visible through the aperture. The cavity effectively integrates the energy of different wavelengths, so that the combined radiant energy emitted through the aperture includes the radiant energy of the various wavelengths. The apparatus also includes a control circuit coupled to the sources for establishing output intensity of radiant energy of each of the sources. Control of the intensity of emission of the sources sets the amount of each wavelength of energy in the combined output and thus determines a spectral characteristic of the radiant energy output through the aperture. | 01-23-2014 |
20130342950 | Systems and Methods for Determining Actuation Duration of a Relay - An example system for determining the actuation duration of a relay can include a relay, a current-sensing device, and a controller. The relay can have an actuation coil, and armature, and a first and second contact. The current-sensing device can measure a current through the actuation coil. The controller can actuate the relay. The controller can also receive from the current-sensing device a plurality of measurement values for the current through the actuation coil. The controller can determine an actuation duration based on a local minimum value for the plurality of measurement values. The actuation duration can correspond to a duration of a movement of an armature of the relay from the first contact of the relay to the second contact of the relay. An actuation delay of the relay can be calculated based on the zero-crossing time of an input voltage value and the actuation duration. | 12-26-2013 |
20130342126 | LED DRIVER WITH DIAC-BASED SWITCH CONTROL AND DIMMABLE LED DRIVER - An LED driver may use a DIAC oscillator circuit to controls a semiconductor switch in a switching circuit. The DIAC oscillator circuit uses rectified line power and so it does not require a separate power source. An LED driver may uses a zero crossing circuit to provide low level dimming. The zero crossing circuit includes a linear circuit or a constant current circuit that keeps a TRIAC dimmer on and stable during low current levels. | 12-26-2013 |
20130294077 | LIGHT ENGINE - A light engine that includes light emitting diodes mounted on a printed circuit board, which in turn is attached to a heat sink. An optic assembly is positioned over the printed circuit board to direct the emitted light as desired. The light engine can be positioned. within the ceiling within the opening of a mounting frame. In some embodiments, the light engine is retained on the mounting frame such that it can be moved clear of the mounting frame opening. | 11-07-2013 |
20130294072 | LIGHT FIXTURE WITH THERMAL MANAGEMENT PROPERTIES - A light fixture including an electronic housing and at least one optical chamber positioned on each side of the electronic housing. In some embodiments, the optical chambers are positioned a distance from the electronic housing so as to avoid creation of a thermal path between the optical chambers and the electronic housing. Each optical chamber includes a heat sink and a plurality of LEDs mounted on a PCB that is, in turn, mounted on the heat sink. A reflector is positioned over at least a portion of the PCB. In some embodiments, vents extend through the heat sink and a fin extends upwardly from the heat sink and angles at least partially over at least some of the vents. In use, air enters the optical chambers and exits the fixture through the top vents in the heat sink. The air circulates over the reflector, carrying heat from the reflectors during the process. Heat is also conducted to the air from the heat sink. The angled fins extending over the top vents provide additional surface area for contact with the air and thus facilitate additional heat transfer from the heat sink. | 11-07-2013 |
20130294053 | LED LIGHT FIXTURE - A light fixture includes a door frame, the door frame having at least one frame side and a reflector. The edge of the reflector engages a slot in the frame side, which includes at least one LED, to precisely position the reflector and the at least one LED relative to one another. The at least one frame side may also include a reflective kicker for reflecting light from the at least one LED onto the reflector. The reflector may include a semi-specular optical material, which specularly reflects some of the incoming light from the at least one LED and diffusely reflects other of the incoming LED light. The reflector may be collapsible for ease of transportation and shipping; the at least one frame side precisely positions the reflector and at least one LED during assembly and installation. | 11-07-2013 |
20130271982 | LED LIGHT ENGINES - An LED light engine includes a housing, one or more LEDs mounted on a printed circuit board and a retention feature engaged with the housing. The retention feature includes one or more of a torsion spring and a friction clip and is configured to engage an inside wall of a recessed lighting can, thereby retaining the LED light engine within the can. The LED light engine may also include a reflector and a lens retained within the housing, with the housing, reflector and lens forming a sealed chamber for protecting the LED components from external environmental conditions. Methods for retrofitting an existing recessed downlight fixture with an LED light engine include removing the existing light engine from the recessed lighting can and inserting an LED light engine into the can. | 10-17-2013 |
20130270999 | LAMP USING SOLID STATE SOURCE - A lamp includes a single string of light emitting diodes (LEDs), driven in common, configured to cause the lamp to emit a visible light output via a bulb. The lamp also includes a lighting industry standard lamp base, which has connectors arranged in a standard three-way lamp configuration, for providing electricity from a three-way lamp socket. Circuitry connected to receive electricity from the connectors of the lamp base as standard three-way control setting inputs drives the string of LEDs. The circuitry is configured to detect the standard three-way control setting inputs and to adjust the common drive to the string of LEDs to selectively produce a different visible light outputs of the lamp via the bulb responsive to the three-way control setting inputs. The lamp may also include nanophosphors pumped by emissions of the LEDs, so that the lamp produces a white light output of particularly desirable characteristics. | 10-17-2013 |
20130258685 | DOWNLIGHT FIXTURES - Retrofit light fixtures suitable for installation without tools. One or more spring bands deform as the fixture is forced through a ceiling opening and resume their preloaded shape to hold the fixture in place. Some embodiments may be installed in round ceiling openings and may utilize LED light sources. | 10-03-2013 |
20130258672 | LIGHT ASSEMBLY - A light fixture that allows for customization and easy adjustability of various properties of the distributed light. The light fixture includes a threaded ring that engages with threads of a heat sink to support and retain a lens and/or reflector within the fixture. Because the threaded ring retains the lens and reflector within the fixture, unscrewing the threaded ring allows the lens and/or the reflector to be replaced without having to remove the entire fixture. | 10-03-2013 |
20130249433 | LIGHTING CONTROLLER - A lighting controller provides a user interface module and a lighting controller engine. The user interface module allows a user to specify settings for one or more lighting fixtures using descriptive, absolute or relative values, which the lighting controller engine translates into fixture-dependent values before sending them to the lighting fixtures. The user interface module also provides context-based displays and context-based controls. | 09-26-2013 |
20130236995 | ELECTRONIC APPARATUS HAVING AN ENCAPSULATING LAYER WITHIN AND OUTSIDE OF A MOLDED FRAME OVERLYING A CONNECTION ARRANGEMENT ON A CIRCUIT BOARD - In an electronic apparatus comprising a circuit board supporting semiconductor components and traces or conductors for supplying electrical energy to the semiconductor components, and a connection arrangement by which the conductors are connected to a power supply cable, the circuit board being covered by an electrically insulating encapsulating layer, a molded frame part is mounted on the circuit board so as to cover the connection arrangement, the molded frame part having a circumferential edge structure which extends on one end into the encapsulating layer and at the other end projects above the encapsulating layer so as to create an interior space which, when the encapsulating layer is at least partially cured, is filled with additional encapsulating compound to form, after curing, a relatively thick protective layer over the wire or cable and conductor connecting area. | 09-12-2013 |
20130220661 | ELECTRICAL DEVICE POWERED THROUGH NEUTRAL OR GROUND - An electrical device is provided that can selectively be powered through a neutral wire or an earth ground. The electrical device includes a line terminal, a neutral terminal, a ground terminal, and a selection mechanism. The line terminal is electrically connected to at least one load. The line terminal can be electrically connected to a line (or “hot”) wire. The neutral terminal is electrically connected to the at least one load. The neutral terminal can be electrically connected to the neutral wire. A first electrical path is provided from the line terminal through the at least one load to the neutral terminal. The ground terminal can conduct current to the earth ground. The selection can selectively provide a second electrical path from the neutral terminal to the earth ground via the ground terminal. | 08-29-2013 |
20130147398 | ELECTRICAL INTERCONNECT SYSTEM FOR THIN BODY STRUCTURES - An electrical interconnect system is comprised of at least one and suitably a plurality of thin body light sources, such as OLED panels, to be electrified. The thin body light source or sources have a thin profile and include a back side provided with surface contact electrodes for energizing the thin body light sources, which can be relatively large area electrodes for providing a relatively large contact surface area. A connector circuit supported by a thin body support structure is provided for making desired electrical connections between thin body light sources or to a voltage or current source when the thin body support structure is brought into engagement with the thin body light sources. | 06-13-2013 |
20130141014 | PHOSPHOR-CENTRIC CONTROL OF COLOR OF LIGHT - Lighting devices and/or systems offer dynamic control or tuning of color of light. The lighting systems utilize sources, such as solid state sources, to individually pump a number of different phosphors of types having relatively high degrees of color purity. The phosphor emissions, however, are still broader than the traditionally monochromatic color emissions of LEDs. The different phosphors can be independently excited to controllable levels, by individually controlled sources rated for emission of energy of the same spectrum. Adjustment of intensities of electromagnetic energy emitted by the sources independently adjusts levels of excitations of the phosphors selected to emit different colors of relatively high purity and thus the contributions of pure colors to the combined light output, for example, to enables color adjustment of the light output over a wide range of different selectable colors encompassing much of the gamut of visible light. | 06-06-2013 |
20130058106 | LIGHT FIXTURE HOUSING AND MOUNTING THEREFOR - An architectural light fixture with a mounting includes a rigid yoke with opposed mounts aligned with external cavities located on a housing. The cavities have conical inner surfaces and bottoms with fastener engagements. Yoke pins include conical outer surfaces to operate as yoke locks. Fastener associated with the yoke pins engage to draw the yoke locks into interfering fit with the truncated conical inner surface of the mounting cavity. The light fixture housing has a port with a plug of porous water repellant material. A cover is employed to protect the plug. The light fixture housing also has a flat mounting surface with a wire access hole. The fixture includes a cover to enclose a photocell biased toward the mounting surface and retains an O-ring against the fixture housing. | 03-07-2013 |
20130049041 | THERMAL CONDUCTIVITY AND PHASE TRANSITION HEAT TRANSFER MECHANISM INCLUDING OPTICAL ELEMENT TO BE COOLED BY HEAT TRANSFER OF THE MECHANISM - A thermal conductivity and phase transition heat transfer mechanism incorporates an active optical element. Examples of active optical elements include various phosphor materials for emitting light, various electrically driven light emitters and various devices that generate electrical current or an electrical signal in response to light. The thermal conductivity and phase transition between evaporation and condensation, of the thermal conductivity and phase transition heat transfer mechanism, cools the active optical element during operation. At least a portion of the active optical element is exposed to a working fluid within a vapor tight chamber of the heat transfer mechanism. The heat transfer mechanism includes a member that is at least partially optically transmissive to allow passage of light to or from the active optical element and to seal the chamber of the heat transfer mechanism with respect to vapor contained within the chamber. | 02-28-2013 |
20130049040 | PHOSPHOR INCORPORATED IN A THERMAL CONDUCTIVITY AND PHASE TRANSITION HEAT TRANSFER MECHANISM - A thermal conductivity and phase transition heat transfer mechanism has an opto-luminescent phosphor contained within the vapor chamber of the mechanism. The housing includes a section that is thermally conductive and a member that is at least partially optically transmissive, to allow emission of light produced by excitation of the phosphor. A working fluid also is contained within the chamber. The pressure within the chamber configures the working fluid to absorb heat during operation of the lighting device, to vaporize at a relatively hot location at or near at least a portion of the opto-luminescent phosphor as the working fluid absorbs heat, to transfer heat to and condense at a relatively cold location, and to return as a liquid to the relatively hot location. Also, the working fluid is in direct contact with or contains at least a portion of the opto-luminescent phosphor. | 02-28-2013 |
20130043803 | METHOD AND SYSTEM FOR DRIVING ORGANIC LED'S - A method and system for driving an organic light emitting diode (OLED) with a regular LED driver without pre-charge are provided. In the examples, at least one passive element is included in parallel with the OLED across the output of the power supply. This passive element may be a capacitor. In one example, the effective series resistance (ESR) of the parallel capacitor may be substantially less than an ESR of the OLED at turn-on of the OLED. The turn-on delay of the OLED substantially is determined by the ESR of the parallel capacitor and is not substantially determined by the ESR of the OLED. In another example, the ESR of the parallel capacitor is less than or equal to 10% of an ESR of the OLED at turn-on of the OLED. | 02-21-2013 |
20130031855 | RAIL MOUNTING SYSTEM FOR MOUNTING SKYLIGHTS AND THE LIKE DIRECTLY TO RIB ELEVATIONS OF A RAISED RIB METAL PANEL ROOFING SYSTEM - A rail mounting system is provided for mounting skylights and other structures directly to rib elevations of a metal panel roofing system. The rail mounting system has a side rail for each side of a skylight or run of skylights that mount to the metal panel roof's rib elevations. Each side rail includes a vertical riser wall, an upper flange extending from the riser wall to provide a top bearing surface for one side of a skylight or run of skylights, and a bottom shoulder structure extending from the riser portion which is adapted for attachment to a rib elevation of the roofing system. The rib elevations on which the side rails of the rail mounting system are attached provide structural support for the skylight or run of skylights supported thereon for substantially the entire length of the skylights or run of skylights. | 02-07-2013 |
20130009567 | PHOSPHOR-CENTRIC CONTROL OF COLOR CHARACTERISTIC OF WHITE LIGHT - Lighting systems and devices offer dynamic control or tuning of a color characteristic, e.g. color temperature, of white light. The exemplary lighting systems and devices are used for general lighting applications that utilize solid state sources to pump remotely deployed phosphors. Two or more phosphors emit visible light of different visible spectra, and these spectra are somewhat broad, e.g. pastel, so that combinations thereof can approach white light temperatures including points along the black body curve. Independent adjustment of the intensities of electromagnetic energy emitted by the solid state sources adjusts levels of excitations of the phosphors, in order to control a color characteristic of the visible white light output of the lighting system or device. | 01-10-2013 |
20120327656 | SOLID STATE LIGHTING USING LIGHT TRANSMISSIVE SOLID IN OR FORMING OPTICAL INTEGRATING VOLUME - An exemplary general lighting fixture includes an assembly forming an optical integrating volume for receiving and optically integrating light from one or more solid state light emitters and for emitting integrated light. The assembly includes a reflector having a diffusely reflective interior surface defining a substantial portion of a perimeter of the integrating volume. A light transmissive solid fills at least a substantial portion of the optical integrating volume. A light emitter interface region of the solid, for each solid state light emitter, closely conforms to the light emitting region of the respective emitter. A surface of the transmissive solid conforms closely to and is in proximity with the interior surface of the reflector. The transmissive solid also provides a light emission surface, at least a portion of which forms a transmissive optical passage for emission of integrated light, from the volume, in a direction facilitating a general lighting application. | 12-27-2012 |
20120313130 | SOLID STATE LIGHT EMITTER WITH PUMPED NANOPHOSPHORS FOR PRODUCING HIGH CRI WHITE LIGHT - A solid state white light emitting device includes a semiconductor chip producing near ultraviolet (UV) energy. The device may include a reflector forming and optical integrating cavity. Phosphors, such as doped semiconductor nanophosphors, within the chip packaging of the semiconductor device itself, are excitable by the near UV energy. However the re-emitted light from the phosphors have different spectral characteristics outside the absorption ranges of the phosphors, which reduces or eliminates re-absorption. The emitter produces output light that is at least substantially white and has a color rendering index (CRI) of 75 or higher. The white light output of the emitter may exhibit color temperature in a range along the black body curve. | 12-13-2012 |
20120256548 | SYSTEMS AND METHODS FOR LED CONTROL USING ON-BOARD INTELLIGENCE - Board level conditions associated with the operation of multiple LEDs are sensed and used to control a driver that powers the LEDs. The driver is controlled via a 0-10V control interface. The board-level conditions include, but are not limited to, temperature, ambient light, light intensity, operating time, time of day, current, and voltage. An on-board intelligent (OBI) controller processes the 0-10V control signal before it is provided to the driver to better control the LEDs. In some systems the OBI controller works in conjunction with a separate 0-10V controller that controls one or more luminaires. | 10-11-2012 |
20120241800 | SOLID STATE LIGHTING SYSTEM WITH OPTIC PROVIDING OCCLUDED REMOTE PHOSPHOR - The present teachings relate to semiconductor-based lighting systems and fixtures which process electromagnetic energy from light emitting diodes or the like. A disclosed exemplary system includes at least one occluded remote phosphor and produces substantially white light of desired characteristics. The remote phosphor extends over at least a portion of a surface of a macro optic at an occluded location such that none of the remote phosphor is directly visible through an optical aperture. The phosphor is responsive to electromagnetic energy from a semiconductor device to emit visible light for the emission through the optical aperture. | 09-27-2012 |
20120155082 | LIGHTING APPLICATIONS WITH LIGHT TRANSMISSIVE OPTIC CONTOURED TO PRODUCE TAILORED LIGHT OUTPUT DISTRIBUTION - The present application relates to a lighting applications. In particular, the present application describes examples of lighting fixtures and light bulbs containing a light transmissive optic. The orientation of the solid state emitters together with the contoured output surface of the light transmissive optic produce a tailored light output distribution over a designated planar surface. The light generated by the solid state light emitters is of a sufficient intensity to illuminate the designated planar surface. | 06-21-2012 |
20120104972 | DRIVE CIRCUIT FOR LIGHT EMITTING DIODE ARRAY BASED ON SEPIC OR CUK TOPOLOGY - Features of the invention are related to drive circuits that provide both power factor correction and voltage conversion in a single circuit and in some instances drive an LED array. This single stage converter uses a SEPIC or Cuk topology and can operate LED arrays that have DC voltages above or below the AC line voltage. An output side filter and bulk energy storage device is placed at the output of the circuit. Bulk energy storage can be provided by an inductor, a capacitor, or a combination of an inductor and a capacitor. The output side filtering can be provided by a capacitor or a capacitor and an inductor. The circuit also includes a switch and a switch control device for controlling the switch to provide power factor correction. | 05-03-2012 |
20120104966 | DRIVE CIRCUIT FOR LIGHT EMITTING DIODE ARRAY BASED ON A BUCK-BOOST TOPOLOGY - Features of the invention are related to drive circuits that provide both power factor correction and voltage conversion in a single circuit and in some implementations drive an LED array. This single stage converter uses a buck-boost topology and can operate LED arrays that have DC voltages above or below the AC line voltage. An output side filter and bulk energy storage device is placed at the output of the circuit. Bulk energy storage can be provided by an inductor, a capacitor, or a combination of an inductor and a capacitor. The output side filtering can be provided by a capacitor or a capacitor and an inductor. The circuit also includes a switch and a switch control device for controlling the switch to provide power factor correction. | 05-03-2012 |
20120104951 | SYSTEM AND METHOD FOR REDUCING LAMP RESTRIKE TIME - Systems and methods for reducing lamp restrike time are provided. In a lighting apparatus having a housing, a reflector, and a lamp positioned so that at least a portion of the outer jacket of the lamp is within the reflector, a circulating device is operated when the lamp is off and a temperature inside the housing is above a predefined temperature. The circulating device circulates air around the outer jacket of the lamp to cool the lamp so the restrike time is reduced without the need for a starting device with a starting voltage high enough to restart the lamp when the lamp is hot. | 05-03-2012 |
20120072138 | SYSTEM AND METHOD FOR STREETLIGHT MONITORING DIAGNOSTICS - One or more example diagnostics may be implemented as part of an intelligent luminaire manager or other radio frequency (RF) device that is in communication with an equipment or fixture such as a luminaire. Example diagnostics can determine a status such as a fixture malfunction, a cycling condition, a miswiring configuration, or another condition. The determined status can be wirelessly transmitted from the intelligent luminaire manager or other radio frequency device to a network server via a network. The network may be a network of intelligent luminaire managers and/or RF devices. | 03-22-2012 |
20120044678 | Active Cooling Systems for Optics - Light engines that include a plurality of light sources each covered with an optic The optic includes a chamber that receives the light source. In one embodiment, tubes connect adjacent light sources. Coolant is introduced into the tubes and circulates into the chamber of each optic, thus removing thermal energy from the chamber. In other embodiments, the light engines include a heat sink provided with channels. Coolant may be introduced into one of the channels, and may then circulate into the chamber of each optic to remove heat generated by the light source from the chamber. The channels provide a fluid path for the coolant to move between the different optics. | 02-23-2012 |
20120008305 | SOLID STATE LIGHTING SYSTEM WITH OPTIC PROVIDING OCCLUDED REMOTE PHOSPHOR - The present teachings relate to semiconductor-based lighting systems and fixtures which process electromagnetic energy from light emitting diodes or the like. A disclosed exemplary system includes at least one occluded remote phosphor and produces substantially white light of desired characteristics. The remote phosphor extends over at least a portion of a surface of a macro optic at an occluded location such that none of the remote phosphor is directly visible through an optical aperture. The phosphor is responsive to electromagnetic energy from a semiconductor device to emit visible light for the emission through the optical aperture. | 01-12-2012 |
20120007125 | LIGHTING USING SOLID STATE DEVICE AND PHOSPHORS TO PRODUCE LIGHT APPROXIMATING A BLACK BODY RADIATION SPECTRUM - Solid state light emitting devices and/or solid state lighting devices use three or more phosphors excited by energy from a solid state source. The phosphors are selected and included in proportions such that the visible light output of such a device exhibits a radiation spectrum that approximates a black body radiation spectrum for the rated color temperature for the device, over at least a predetermined portion of the visible light spectrum. | 01-12-2012 |
20110310625 | Light Fixtures Comprising Organic Light Emitting Diodes - Light fixtures comprising an organic light emitting diode (OLED) as the light source, and further comprising a housing, at least one hollow, and an optic. The at least one hollow defines an intended area where light is emitted, and includes a reflective surface to reflect light within the intended area. The optic comprises a refractive portion that is defined by two edges. In one embodiment, the OLED is coupled to the two edges of the optic. In another embodiment, the OLED is coupled to and contacts an inner surface of the refractive portion. In either embodiment, the OLED is either sufficiently close to or contacting the refractive portion such that surface area of emitted light is maximized. Additionally, the OLED is placed sufficiently close to (or within) the intended area that reflected light and optical efficiency are maximized. | 12-22-2011 |
20110310603 | LIGHT FIXTURES - A low-profile light fixture includes at least one lighting module comprising a frame having a top portion, one or more wall portions, a mounting portion, at least one LED mounted to the mounting portion, and a shield positioned below the mounting portion for shielding the light emitting portion of each LED from direct view. The frame optionally includes one or more dividers for dividing light from the LEDs into discrete sections of the frame. The frame and shield include a reflective material for reflecting light from the LEDs into the space to be illuminated. The light fixture can be configured so that it can be retrofitted into existing lighting fixtures. | 12-22-2011 |
20110288658 | LIGHT MANAGEMENT SYSTEM HAVING NETWORKED INTELLIGENT LUMINAIRE MANAGERS - A network operation center for a light management system having networked intelligent luminaire managers. A plurality of networked luminaire managers, each collocated with a respective luminaire, monitor the status of their respective luminaires. The luminaire managers include transmitters for transmitting status information about their respective luminaires and third-party devices to a network server. The luminaire managers communicate with each other, whereby they form a network. | 11-24-2011 |
20110235325 | SOLID STATE LIGHTING USING LIGHT TRANSMISSIVE SOLID IN OR FORMING OPTICAL INTEGRATING VOLUME - An exemplary general lighting fixture includes an assembly forming an optical integrating volume for receiving and optically integrating light from one or more solid state light emitters and for emitting integrated light. The assembly includes a reflector having a diffusely reflective interior surface defining a substantial portion of a perimeter of the integrating volume. A light transmissive solid fills at least a substantial portion of the optical integrating volume. A light emitter interface region of the solid, for each solid state light emitter, closely conforms to the light emitting region of the respective emitter. A surface of the transmissive solid conforms closely to and is in proximity with the interior surface of the reflector. The transmissive solid also provides a light emission surface, at least a portion of which forms a transmissive optical passage for emission of integrated light, from the volume, in a direction facilitating a general lighting application. | 09-29-2011 |
20110215721 | LAMP USING SOLID STATE SOURCE AND DOPED SEMICONDUCTOR NANOPHOSPHOR - A lamp uses a solid state source to pump one or more doped semiconductor nanophosphors to produce a light output of a desired characteristic. The nanophosphor(s) is dispersed in a material, examples of which include liquids and gases. Various nanophosphors are discussed. In the examples, the material with the doped semiconductor nanophosphor(s) dispersed therein appears at least substantially clear when the lamp is off. The exemplary lamp also includes circuitry for driving the solid state source and a housing that at least encloses the drive circuitry. The lamp has a lighting industry standard lamp base mechanically connected to the housing and electrically connected to provide electricity to the circuitry for driving the solid state source. | 09-08-2011 |
20110204242 | Manufacturing Methods for Collimators - Collimators and methods of making collimators. According to certain embodiments a collimator may be used with a light source, where the light source emits light along a light source axis. The base of the collimator may be angled such that the collimator refracts the light in a direction that is angled relative to the light source axis. There may also be provided methods for making a collimator. According to one method, a mold is first provided that produces an uncut collimator having an extended portion. The uncut collimator may be cut at an angle to produce a collimator with an angled base. In another method, there may be a mold with a base cavity, and a wedge may be inserted in the base cavity. The wedge forms a collimator with an angled base. | 08-25-2011 |
20110199767 | LED Luminaire for Display Cases - A lighting luminaire for use in a refrigerated display case includes an LED mounting portion comprising a plurality of light emitting diodes (“LEDs”) mounted thereon, a reflector, and a lens. The LED mounting portion and reflector are sized and arranged to form a reflective cavity for diffusing and directing light from the plurality of LEDs through the lens and out of the luminaire. The LED mounting portion and reflector are either attached to each other as separate components or are integrally formed. The lens is held in place in the luminaire between the LED mounting portion and the reflector or is mounted directly on the LED mounting portion over the plurality of LEDs. The LED mounting portion and/or reflector have a reflective surface for reflecting light emitted by the LEDs. Methods for retrofitting an existing luminaire in a refrigerated display with an LED luminaire are also provided. | 08-18-2011 |
20110199765 | Linear LED Lamp - An LED-based lamp includes a linearly elongated body having a reflective interior surface defined by a top portion and side portions. An array of LEDs is mounted to at least one of the side portions and positioned such that its emitted light is directed into the linearly elongated body, where it is diffused and emitted from the lamp uniformly. In other embodiments, arrays of LEDs are mounted to both of the side portions. The interior of the body is an open cavity. A transparent cover is optionally attached to the body. | 08-18-2011 |
20110180687 | INTELLIGENT SOLID STATE LIGHTING - A light fixture, using one or more solid state light emitting elements utilizes a diffusely reflect chamber to provide a virtual source of uniform output light, at an aperture or at a downstream optical processing element of the system. Systems disclosed herein also include a detector, which detects electromagnetic energy from the area intended to be illuminated by the system, of a wavelength absent from a spectrum of the combined light system output. A system controller is responsive to the signal from the detector. The controller typically may control one or more aspects of operation of the solid state light emitter(s), such as system ON-OFF state or system output intensity or color. Examples are also discussed that use the detection signal for other purposes, e.g. to capture data that may be carried on electromagnetic energy of the wavelength sensed by the detector. | 07-28-2011 |
20110134649 | Adjustable Light Distribution System - A lighting assembly having a plurality of light sources and a lens matrix having a plurality of lenses. The lens matrix may be positioned relative to the light sources so that each light source resides in a first orientation within one of the lenses and emits a light distribution. Relative translation between the light sources and the lens matrix alters the orientation of the light sources within the lenses, creating a different light distribution. A light source's orientation may change within the same lens, or the light source may translate to a different lens to alter the distribution of its emitted light. | 06-09-2011 |
20110127557 | LIGHT FIXTURE USING NEAR UV SOLID STATE DEVICE AND REMOTE SEMICONDUCTOR NANOPHOSPHORS TO PRODUCE WHITE LIGHT - For general lighting applications, a semiconductor chip produces near ultraviolet (UV) electromagnetic energy in a range of 380-420 nm, e.g. 405 nm. Semiconductor nanophosphors, typically doped semiconductor nanophosphors, are remotely positioned in an optic of a light fixture. Each phosphor is of a type or configuration that when excited by energy in the 380-420 nm range, emits light of a different spectral characteristic. The nanophosphors together produce light in the fixture output that is at least substantially white and has a color rendering index (CRI) of 75 or higher. In some examples, the fixture optic includes an optical integrating cavity. In the examples using doped semiconductor nanophosphors, the visible white light output exhibits a color temperature in one of the following ranges along the black body curve: 2,725±145° Kelvin; 3,045±175° Kelvin; 3,465±245° Kelvin; and 3,985±275° Kelvin. | 06-02-2011 |
20110110086 | LUMINAIRE ASSEMBLIES AND APPLICATIONS THEREOF - The present invention provides luminaire light source assemblies incorporating LEDs as light sources for use in various lighting applications. | 05-12-2011 |
20110103042 | PIVOTABLE RAIL ASSEMBLY FOR INSTALLING RECESSED LIGHTING FIXTURES - A lighting fixture for installation in a ceiling grid includes a lighting assembly and at least one pivotable rail assembly attached to the lighting assembly. The rail assembly includes at least one mounting bracket, a rail and a spring. The rail is pivotable relative to the at least one mounting bracket. To insert the lighting fixture into the ceiling grid, the rail is rotated relative to the mounting bracket such that the rail will clear the ceiling grid, thereby compressing the spring. The lighting fixture is inserted into the ceiling grid and the rail is released. The compression of the spring is relaxed, and the rail rotates back into its original position. The rail, now extending beyond the boundary of the ceiling grid, rests on the ceiling grid is thereby secured within the ceiling grid. | 05-05-2011 |
20110051413 | OPTIC SHIELDING - A lighting assembly includes a light source and a lens. The lens includes a light transmissive portion and an optic shield portion for blocking or redirecting at least a portion of light generated by the light source. The light source can include one or more light emitting diodes (LEDs). The optic shield can be painted on or otherwise applied to a portion of the lens. Alternatively, it can be integrally formed with the lens. The optic shield can be an opaque material for blocking light generated by the light source or can be a reflective material for reflecting light generated by the light source through the light transmissive portion of the lens. Methods for making an optic shield are also described. | 03-03-2011 |
20110019410 | LED Luminaire for Display Cases - A lighting luminaire for use in a refrigerated display case includes an LED mounting portion comprising a plurality of light emitting diodes (“LEDs”) mounted thereon, a reflector, and a lens. The LED mounting portion and reflector are sized and arranged to form a reflective cavity for diffusing and directing light from the plurality of LEDs through the lens and out of the luminaire. The LED mounting portion and reflector are either attached to each other as separate components or are integrally formed. The lens is held in place in the luminaire between the LED mounting portion and reflector. The LED mounting portion and/or reflector have a reflective surface for reflecting light emitted by the LEDs. Methods for retrofitting an existing luminaire in a refrigerated display with an LED luminaire are also provided. | 01-27-2011 |
20100287081 | LIGHT MANAGEMENT SYSTEM HAVING NETWORKED INTELLIGENT LUMINAIRE MANAGERS - A network operation center for a light management system having networked intelligent luminaire managers. A plurality of networked luminaire managers, each collocated with a respective luminaire, monitor the status of their respective luminaires. The luminaire managers include transmitters for transmitting status information about their respective luminaires and third-party devices to a network server. The network server forwards the received status information from the networked luminaire managers to a computer of an owner/operator of the plurality of luminaires and/or a third-party user. The luminaire managers communicate with each other, whereby they form a network. | 11-11-2010 |
20100274945 | AUTOMATIC SELF-ADDRESSING METHOD FOR WIRED NETWORK NODES - A method and system for addressing nodes in a multi-drop wired network are disclosed. In an embodiment nodes communicate via a two-way communication bus. Upon receipt of an address command, a first node assigns itself a first address, closes a switch to activate an output port of the first node to enable a second node to receive communications from the first node, and sends a second address onto the two-way communication bus. The second address is received by all previously addressed nodes, including a controller if used, as well as the second node, which is as yet unaddressed. Upon receipt of the second address, the second node repeats the process. If a node does not receive an acknowledgement that a subsequent node has addressed itself, that node deactivates its output port and terminates the network. | 10-28-2010 |
20100246193 | Recessed Lighting Fixture - Lighting fixtures provided with trim assemblies that prevent a vandal from rendering the fixtures inoperative or otherwise damaging or tampering with the fixtures, and further provides protection against damage due to accidental contact with the fixture. The fixtures generally include a mounting plate, a ceiling bracket, a reflector that houses a light source, and a bezel assembly. The ceiling bracket is supported on the ceiling by the mounting plate via the use of retainer brackets. The bezel assembly in turn is supported on the ceiling by the ceiling bracket. The bezel assembly includes a bezel housing and at least one tamper-resistant lens mounted in the housing. The bezel assembly serves to cover and protect the light fixture, particularly the light source housed in the fixture, from damage caused by intentional or accidental external forces. | 09-30-2010 |
20100232158 | Cover Assembly for Light Emitting Diodes - A lighting assembly can comprise a cover and mounting assembly configured to receive and support a board-mounted LED. The cover and mounting assembly can comprise an outer surface with an opening corresponding to each board-mounted LED while otherwise covering the board of the LED. The cover and mounting include mounting points on its underside along with contact points positioned so that when the board-mounted LED is secured with the cover and mounting assembly, wires on the underside are brought into electrical connection with contacts of the board of the LED. | 09-16-2010 |
20100149804 | Light Emitting Diode Luminaires and Applications Thereof - The present invention relates to luminaires and, in particular, to luminaires comprising light emitting diodes. In one embodiment, the present invention provides a luminaire comprising at least one light emitting diode, a reflector offset from the centerline of the luminaire and a collimator adapted to direct light from the least one light emitting diode along an axis offset from the vertical axis of the light emitting diode. | 06-17-2010 |
20100127625 | Surge Protection Module for Luminaires and Lighting Control Devices - A luminaire can comprise an electronic circuit, such as an LED driver or electronic ballast. A surge protection device in the current path between a power supply and the luminaire components can be configured to protect the electronic circuitry by absorbing and/or redirecting energy of a surge by switching into a low-impedance state while maintaining the protected circuitry (including its internal protective components, if any) in a high-impedance state. The surge protection device can comprise a MOV stage and a filter stage, for example. The surge protection device can be configured as a replaceable module, with the luminaire including an assembly designed to receive the module and allow for easy replacement over the useful life of the other components. Use of fuses or thermal components may cause the surge protection device to interrupt power flow if protection is lost due to internal failure, indicating when module replacement is needed. | 05-27-2010 |
20100110684 | LIGHT EMITTING DIODE LUMINAIRES AND APPLICATIONS THEREOF - LED assemblies and luminaires comprising the same are described herein. In some embodiments, the LED assemblies and luminaires are suitable for use in a wide variety of applications including outdoor lighting applications such as roadway and sidewalk lighting, parking lot lighting and residential area lighting. | 05-06-2010 |
20100053971 | Asymmetric Lighting Systems and Applications Thereof - The present invention provides luminaires operable to produce asymmetric light distributions. In one embodiment, a luminaire comprises a light source, an outer optic, and at least one inner optic at least partially positioned within the outer optic. | 03-04-2010 |
20090322250 | NETWORKED ARCHITECTURAL LIGHTING WITH CUSTOMIZABLE COLOR ACCENTS - The present invention provides systems and apparatuses for dynamically controlling the operational modes of a single luminaire or a group of networked luminaires configured to deliver an illumination pattern having a decorative colored glow surrounding a central region of substantially uniform brightness. A control module for the luminaire is configured to drive three dimmable fluorescent ballasts, as well as a LED module. A variety of operational modes including different schemes for color mixing and color cycle control can be selected by a user and implemented by a microcontroller. A group of luminaires is connected in a standard communication protocol-based master-slave configuration, where the slave units respond to commands received from the master unit, and the last slave unit automatically engages terminating and biasing resistors for proper operation of the network. | 12-31-2009 |
20090141487 | LIGHT FIXTURE AND LENS ASSEMBLY FOR SAME - A light fixture or troffer for directing light emitted from a light source toward an area to be illuminated, including a reflector assembly within which the light source is positioned and a lens assembly detachably secured to a portion of the reflector assembly such that a lens of the lens assembly overlies the light source and such that substantially all of the light emitted from the light source passes through the lens assembly. In one example, the lens includes a curved prismatic surface that can be oriented toward or away from the underlying light source. | 06-04-2009 |
20090091271 | Lighting Assemblies for Vending Machines - Display cases having lighting assemblies and methods of illuminating display cases with such lighting assemblies. Embodiments of the lighting assemblies may be used in display cases of any type and particularly in those where the purchaser selects via an external mechanism (e.g., buttons) a product from a variety of products stored inside the display, such as a vending machine. Lighting assemblies are installed within a vending machine, such as on or within the vending machine shelves or product dividers, and their light emission controlled depending on the product being selected from the vending machine. In on embodiment, all light sources within the vending machine except those illuminating the selected product are dimmed. In this way, the product being selected by the purchaser can be emphasized. In other embodiments, color or multi-color LEDs are used to emit light that best compliments the color of products housed within the vending machine. | 04-09-2009 |
20080273324 | ADJUSTABLE LIGHTING DISTRIBUTION SYSTEM - A lighting assembly having a plurality of light sources and a lens matrix having a plurality of lenses. The lens matrix may be positioned relative to the light sources so that each light source resides in a first orientation within one of the lenses and emits a light distribution. Relative translation between the light sources and the lens matrix alters the orientation of the light sources within the lenses, creating a different light distribution. A light source's orientation may change within the same lens, or the light source may translate to a different lens to alter the distribution of its emitted light. | 11-06-2008 |