Abstract: A recessed lighting fixture assembly includes a mounting pan having a mounting structure that is configured to be coupled to a ceiling and a pan base coupled with the mounting structure. The pan base defines a pan opening and includes a first quick-connect mounting feature. The light fixture assembly includes a light fixture configured to be secured to the mounting pan such that a portion of the light fixture extends through the pan opening. The light fixture assembly includes an electrical junction box that is configured to supply power to the light fixture. The electrical junction box includes a second quick-connect mounting feature that is configured to engage with the first quick-connect mounting feature to secure the electrical junction box to the mounting pan.

Abstract: Certain aspects involve lighting systems in which the color temperature of the illumination can be selectively modified. In one example, a lighting system can include a set of light sources. The lighting system can also include a switching device. The switching device can connect different light sources from the set into light-source combinations having different color temperatures, respectively. A light-source combination can include two of the light sources connected in series.

Abstract: A sectional guide pole for wiring includes a first support, a second support, and a joiner assembly. The first support includes a body having a first end and a second end opposite the first end. The joiner assembly includes a first joiner and a second joiner. The joiner assembly is configured to detachably secure the first support to the second support and receive the first end of the first support between the first joiner and the second joiner.

Abstract: An intelligent lighting system may be installed using pre-existing electrical wiring, such as in a construction or retrofit environment. An intelligent lighting controller and an intelligent lighting fixture may be connected via electrical wiring that is configured for transmitting AC power signals. A commissioning signal may be transmitted to the intelligent lighting fixtures via the electrical wiring. In some cases, a power transmission circuit included in the intelligent lighting controller modifies portions of the AC power signal to indicate the commissioning signal. The power transmission circuit may modify the portions of the AC signal via passive components. The intelligent lighting fixtures may receive the commissioning signal via the electrical wiring. In some cases, each intelligent lighting fixture that is connected to the electrical wiring, such as each intelligent lighting fixture on a lighting circuit in a room, receives the commissioning signal.

Abstract: A method for auto-commissioning of multiple device control modules on a power line during the power up of the system. Device control modules associated with the peripheral devices are powered up sequentially and a unique address is assigned to each device controller when it is powered up.

Abstract: 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.

Abstract: A system that provides communication using an antenna formed by a gap between a circuit board and a housing of a lighting fixture. A first end of the gap corresponds to a first grounding point that electrically connects the circuit board and the housing and a second end of the gap corresponds to a second grounding point that electrically connects the circuit board and the housing. The distance between the first grounding point and the second grounding point defines a length of the gap and determines an operational frequency of the antenna.

Abstract: A luminaire includes a housing assembly, a spacer, and a globe optic. A collar may be included on the spacer such that the luminaire can accommodate different sizes of globe optics without requiring complete replacement of the luminaire. The spacer may include airflow apertures that promote air circulation within the luminaire when the luminaire is assembled. A wireless node may be included with the luminaire. In some examples, the wireless node may be positioned on at least one of the housing assembly, the spacer, or the globe optic.

Abstract: A retrofit kit for a light fixture includes a light engine and a mounting bracket. In some aspects, a method of installing the retrofit kit in a light fixture includes installing a mounting bracket in a housing of the light fixture, and placing a light engine in a temporary hanging position. In the temporary hanging position, a hook of a first engine flange of the light engine rests on the mounting bracket and a second engine flange of the light engine opposite from the first engine flange is spaced apart from the mounting bracket.

Abstract: A luminaire includes a housing, a downlight that includes one or more first light sources configured to emit a first light downwardly from the housing, a waveguide, and one or more second light sources. The waveguide is formed of a portion of an optical material and characterized by opposing planar faces joined by one or more edge faces about a periphery of the optical material. The waveguide forms at least a portion of an uppermost optical surface of the luminaire. The one or more second light sources are coupled with the housing and configured to emit a second light into the optical material through at least one of the one or more edge faces. The waveguide is configured to emit at least a portion of the second light upwardly from an upper one of the planar faces.

Abstract: An emergency LED lighting system maintains power to an LED lighting source based on measured voltages and currents provided to the LED lighting source; rolls back or decreases power provided to an LED lighting source over time in order to increase the amount of time the battery can power the LED lighting source; executes a soft start procedure, such that the power provided to the LED lighting source is gradually ramped up during activation of the LED lighting sources; identifies a type of battery coupled to the emergency LED lighting system; cycles the emergency LED lighting system between charging mode and standby mode to reduce power consumption over a window of time; detects AC power or an absence of AC power; and/or uses a status LED to communicate information about the emergency LED lighting system with a remote device.

Abstract: A lighting relay panel may include lower-cost features or components related to improved safety and reliability. In some cases, the relay panel includes a power supply capable of protecting the panel from high-voltage and high-current transients. A microcontroller may determine a power interruption based on a zero-cross signal received from the power supply, and may also configure latching relays during the interruption. In some implementations, the relay panel includes a relay sense circuit that is capable of receiving actuation signals from multiple relays connected to different phases of a power signal, and the microcontroller may synchronize or repeat the actuations based on a signal from the relay sense circuit. The microcontroller may generate relay addresses based on the relay positions within the relay panel. In some cases, the relay panel may include isolation circuits that are capable of providing an isolated control signal having an improved voltage range.

Abstract: An intelligent lighting system may be installed using pre-existing electrical wiring, such as in a construction or retrofit environment. An intelligent lighting controller and an intelligent lighting fixture may be connected via electrical wiring that is configured for transmitting AC power signals. A commissioning signal may be transmitted to the intelligent lighting fixtures via the electrical wiring. In some cases, the intelligent lighting controller modifies portions of the AC power signal to indicate the commissioning signal. The intelligent lighting fixtures may receive the commissioning signal via the electrical wiring. In some cases, each intelligent lighting fixture that is connected to the electrical wiring, such as each intelligent lighting fixture on a lighting circuit in a room, receives the commissioning signal.

Abstract: A light fixture that can be built upon itself to scale up or down the lumen output. More specifically, embodiments of the light fixture include an electronic housing flanked on each side with one or more light modules. The fixture can be tailored to the light needs of particular applications by adding or removing light modules from the fixture.

Abstract: A lighting fixture may provide a proximal lighting effect and a distal lighting effect. In some cases, the lighting fixture may include a multi-channel driver and multiple groups of LEDs. Based on an adjustable input level, the driver may provide current to subgroups of the LEDs, arranged at various areas of the lighting fixture. Responsive to the level of the input, the driver may provide current to various LED subgroups at the various areas, such that a particular proximal effect is provided at a particular area of the lighting fixture based on the particular value of the input level. In addition, the distal lighting effect may have a stable value across the adjustments to the input level, and the corresponding adjustments to the proximal effects. The distal effect may be perceivable at a location remote from the lighting fixture, such as a work surface.

Abstract: A distributed lighting control system has a plurality of independently controlled light fixtures. Each light fixture of the plurality of independently controlled light fixtures includes: an illuminating element; driver circuitry operatively coupled to the illuminating element and configured to provide power to the illuminating element; one or more sensors; and a processor operatively coupled to the one or more sensors and the driver circuitry. The processor is configured to: receive signals from the one or more sensors; and control the driver circuitry to provide power to the illuminating element to generate illumination based on the received signals from the one or more sensors. Illumination provided by each light fixture of the plurality of independently controlled light fixtures is controlled independently of the illumination provided by others of the plurality of independently controlled light fixtures.

Abstract: A retention assembly includes a body that is configured to couple with the light fixture housing through a hinge. The body forms an internal axle. The retention assembly also includes a spring. A proximal end of the spring coils about the internal axle. A distal end of the spring extends from the body, and is configured to couple with a coupling feature of the light fixture housing. When the body couples with the hinge and the distal end of the spring couples with the coupling feature of the light fixture housing, a tension within the spring exerts a torque on the body, so as to urge the body to rotate about the hinge, toward the coupling feature.

Abstract: A system and method may be used to control a plurality of services for one or more facilities. A data store may receive first and second meter readings indicative of provision of services to the one or more facilities. A processor may automatically process the first and second meter readings to provide a plurality of insights, each of which provides information regarding operation of the one or more facilities. A display screen may display at least some of the plurality of insights by displaying, in connection with each of the insights, a plurality of options for acting on the insight to improve operation of the one or more facilities.