Abstract: An LED lead frame assembly includes a circuit strip assembly, a plastic dam member overmolded onto the circuit strip assembly and a LED chip assembly disposed in a pocket of the plastic dam member. The LED chip assembly is electrically coupled to the circuit strip assembly to power the LED chip assembly.

Abstract: A method of determining a modified spectral content of a light emitting diode (LED) light engine includes separating spectral data from the LED light engine into at least two spectral component bands, calculating respective efficacies for each of the at least two spectral components, simulating a first LED spectral component for a predetermined peak position and intensity, modifying spectral data from an existing LED to match a predetermined peak wavelength, applying factorial design-of-experiment techniques to the simulated first LED spectral component and the modified spectral data to obtain a selection of spectra, and selecting a spectrum from the results of the applying step, wherein the selected spectrum includes characteristics of the modified spectral content. The method includes the step of producing a LED light engine/electronic driver combination having the selected spectrum. A non-transitory medium having computer executable instructions is disclosed.

Abstract: The specification and drawings present a new light accessory holder, comprising only one part, for placing and interchanging multiple optical accessories in a lighting fixture near/in front of a light sources such as LEDs. The holder can use multiple notched springs (e.g., three) to push accessories forward and holds them in a desired position. The may be removed from the lighting fixture, so the user can load into the holder whatever accessories are needed, and then return the re-loaded holder into the light fixture. Accessories may include but are not limited to diffusers, glass components (optical filers), Hexcel Louvers, snoots, or other objects that are intended to alter the color or shape of a light source.

Abstract: There are provided an adapter and a method for use with a luminaire. For example, there is provided an adapter for use with a lighting controller of a luminaire. The adapter includes a calibration and maintenance port connected to a metering circuit disposed in the lighting controller. Furthermore, the adapter includes an interface connected to: the lighting controller, at least one lead of a lighting controller receptacle of the luminaire, and to at least one port of a computing device.

Abstract: Provided is a system for attachment to a lighting fixture including lens components within a recess of a substantially flat surface. The system includes a tension mechanism configured for rotatable movement in response to an applied force. The system also includes a tether configured to provide the applied force and facilitate movement of the tension mechanism from a minimum tension position to a maximum tension position. The tether attaches to the tension mechanism and is assessable at a position approximate to the lens components of the lighting fixture. Also provided is a method for mounting the lighting fixture using the tension mechanism engaged by the tether.

Abstract: A lighting selection system and method obtain characteristic data for plural light emitting devices, determine a difference between a value of the characteristic data and a target value for each of the light emitting devices, and associate the light emitting devices with different groups based on the differences between the characteristic data and the target value. The differences of the light emitting devices in a common group are closer together than the differences of the light emitting devices in other groups. In one embodiment, the light emitting devices are grouped based on the luminous fluxes of the light generated by the light emitting devices, and then the light emitting devices are paired based on differences between colors of the light and a target color. The system and method also may select at least one of the groups of the light emitting devices for inclusion in a light device.

Abstract: Provided is a system that includes a first camera and a second camera each configured to capture image data from respective viewing angles, and a data processor coupled with the first camera and the second camera, that receives the image data, calculates a range based on the image data received and validates the calculated range for a parking space.

Abstract: There is provided a luminaire that includes a plurality of cameras supported by a member. One camera has a field of view overlapping the field of view of another camera.

Abstract: The present disclosure provides a lamp assembly (200), comprising a base (202), an outer jacket (204) mounted to the base (202), a first reflective substrate (206, 208) positioned within the outer jacket (204), and a first solid-state light source (220) disposed proximate the first reflective substrate (206, 208). The outer jacket (204) may be glass. The outer jacket (204) may hermetically seal the first solid-state light source (220).

Abstract: One or more light emitting diode diodes (LEDs) are attached to a printed circuit board. The attached LEDs are connectable with a power source via circuitry of the printed circuit board. An overmolding material is insert molded an over at least portions of the printed circuit board proximate to the LEDs to form a free standing high thermal conductivity material overmolding that covers at least portions of the printed circuit board proximate to the LEDs. The free standing high thermal conductivity material has a melting temperature greater than about 100 ° C. and has a thermal conductivity greater than or about 1 W/m·K. In some embodiments, the free standing high thermal conductivity material is a thermoplastic material.

Abstract: Provided is an adjustable lighting system, configured to emit light at any of various bi-directional light-emission ratios. The adjustable lighting system includes a light source, and a reflective component positioned adjacent the light source. The adjustable lighting system also includes a movable positioning apparatus connected to the light source or the reflective component and configured to, when moved, change a relative positioning between the light source and the reflective component.

Abstract: Provided is a controller for use with a luminaire. The controller that includes a processor connected to at least one lead of a receptacle included in the luminaire. The processor can be programmed to multiplex at least one lead of the receptacle to achieve at least one of a plurality functions.

Abstract: The specification and drawings present a new apparatus such as a lighting fixture and a method for replacing a light engine such as a LED light engine in the lighting fixture by replacing one part carrying the light engine, where the heat sink (e.g., extruded elongated heat sink) can be split into two parts, a replaceable part carrying the light engine and a fixed part. Both heat sink parts may be attached together with a clip to allow the unclipping and replacement of the removable part carrying the light engine. The geometry of the two heat sink parts can be designed in such a way that one part can be attached on top of the other, while providing a predefined alignment and continuous thermal conductivity between the two parts. A space between the two parts can be used to place the clip.

Abstract: An optical element for transmission of light produced by a solid state emitter includes at least one diffuser element, and a reflector supported by the at least one diffuser element and paced-apart from the emitter, the reflector defining an annular lip having an aperture therein and an axis normal to a plane defined by the aperture. The reflector further includes a first frustoconical surface coupled with the annular lip and angling outwardly in a first direction at a first angle relative to the axis, a second frustoconical surface coupled to the first frustoconical surface and angled outwardly at a second angle in a second direction opposite to the first direction, and a third surface coupled with the second frustoconical surface and angling outwardly at a third angle.

Abstract: A lighting system and method electrically control optics of light generated by a light source. The light source generates a light defined by a light distribution. An electro-active optical component changes the light distribution responsive to a change in an electric potential applied across the electro-active optical component by an electronic control system.

Abstract: Provided is a connection housing including a first plate having a connecting member for slidably connecting the first plate to an electrical assembly. The first plate includes a ridge portion formed across a threading path. A second plate has an opening for non-slidably connecting the second plate to the electrical assembly. The second plate includes a valley portion positioned in opposing relation to the ridge portion. The first and second plates are configured for (i) facilitating placement of a wire along the threading path and (ii) folding onto each other to restrict movement of the wire after the folding.

Abstract: A backlighting system for a cabinet sign may include a plurality of panels. Each panel includes a plurality of light emitting diodes (“LEDs”) attached to the panel. The diode has a box sign depth factor of less than about 1.4. An integrated circuit may also be located on the panel. A wire physically connects adjacent panels.

Abstract: A lighting device includes a secondary LED lamp assembly, a secondary power source, a first switch connecting the secondary LED lamp assembly and the secondary power source upon an absence of power from an AC mains supply, and a secondary power source return circuit from the secondary LED lamp assembly through a pre-existing second switch connected to the AC mains supply and used to control the lighting device. A method of operating a lighting device includes connecting a secondary LED lamp assembly and a secondary power source upon an absence of power from an AC mains supply, and providing a secondary power source return circuit from the secondary LED lamp assembly through a pre-existing second switch connected to the AC mains supply and used to control the lighting device.