Abstract: One embodiment of the invention relates to a system for operating a plurality of streetlights in response to motion from a vehicle. The system includes a sensor associated with at least one of the streetlights and configured to detect the presence of a moving vehicle and to provide a signal representative of the moving vehicle. The system further includes a radio frequency transceiver associated with each of the streetlights. The system yet further includes processing electronics configured to receive the signal representative of the moving vehicle from the sensor and to cause the radio frequency transceiver to transmit a command to one or more of the plurality of the streetlights to change lighting states along a pathway for the vehicle.

Abstract: One embodiment of the invention relates to an outdoor lighting fixture that includes a ballast for controlling the amount of current provided to a lamp. The lighting fixture also includes a fixture housing at least partially surrounding the ballast and the lamp and a mounting system for holding the fixture housing to at least one of a wall and a pole. The lighting fixture yet further includes a camera coupled to the housing and a control circuit wired to the camera. The lighting fixture also includes a radio frequency transceiver wired to the control circuit. The control circuit is configured to cause information from the camera to be wirelessly transmitted by the radio frequency transceiver.

Abstract: A system for controlling lighting includes a control module coupled to a driver, a light source coupled to the driver, a first sensor configured to cooperate with the control module to detect occupancy and control the power delivered to the light source according to a signal provided by the first sensor, and a second sensor configured to cooperate with the control module to detect ambient light and control the power delivered according to a signal provided by the second sensor. A GUI executing on a controller device wirelessly coupled to the control module communicates with the control module to configure the operation thereof, executes on a touch-sensitive display configured to facilitate user interaction with the controller, and creates one or more control groups. The GUI is also operable to control the driver to control the state of the light source.

Abstract: A retrofit assembly includes a first lighting module, a second lighting module, and a hub positioned between the first lighting module and the second lighting module. When the first lighting module and second lighting module are at least partially received within cavities formed in the hub, longitudinal axes of the first lighting module and the second lighting module are aligned approximately parallel to one another.

Abstract: An adapter bracket for retrofitting an existing troffer light fixture includes one of a channel, a base portion, and a frame member, each configured to rest on a T-bar of a ceiling system. The channel is configured to receive and retain a portion of a troffer housing for the existing troffer light fixture. The base portion is configured to support the troffer housing along a full length of the troffer housing. The frame member defines an aperture configured to receive a portion of a troffer door assembly. The aperture includes a slot and a notch, where the notch is defined adjacent to the slot and is narrower than the slot. Each of the base portion, the channel, and the frame member includes a mounting surface configured to engage with a retainer of the troffer door assembly.

Abstract: A lighting control module (LCM) includes an input configured to receive, from a sensor, a signal indicative of motion and/or occupancy, and to output a first corresponding signal. The LCM includes a microprocessor to receive the first corresponding signal from the input and, in response, transmit a second corresponding signal. A wireless transceiver is communicatively coupled to the microprocessor and configured to communicate with other LCMs. A relay is configured to selectively provide power to an output that is configured to be electrically coupled to a fixture. The relay is configured to selectively provide the power to the output according to a first relay-control signal from the microprocessor. The LCM also includes a regulated power supply, a power input configured to couple the power supply to an external power source, and a dimming module configured to be coupled to the fixture and to, when coupled to the fixture, output a signal to the fixture.

Abstract: A light fixture includes a frame, a plurality of LED mounting panels that are removably coupled to the frame, a plurality of LEDs that are disposed on each of the plurality of LED mounting panels, and a plurality of drivers. Each of the plurality of drivers is disposed on a corresponding one of the plurality of LED mounting panels and is electrically coupled to the plurality of LEDs disposed on each of the plurality of LED mounting panels.

Abstract: A retrofit assembly for retrofitting an existing light fixture having an existing housing includes a base, a first mounting member selectively repositionable relative to the base, the first mounting member including a first flange configured to selectively couple the first mounting member to the existing housing, a second mounting member selectively repositionable relative to the base, the second mounting member including a second flange configured to selectively couple the second mounting member to the existing housing, and a lighting element coupled to the base.

Abstract: One embodiment of the invention relates to a system for operating a plurality of streetlights in response to motion from a vehicle. The system includes a sensor associated with at least one of the streetlights and configured to detect the presence of a moving vehicle and to provide a signal representative of the moving vehicle. The system further includes a radio frequency transceiver associated with each of the streetlights. The system yet further includes processing electronics configured to receive the signal representative of the moving vehicle from the sensor and to cause the radio frequency transceiver to transmit a command to one or more of the plurality of the streetlights to change lighting states along a pathway for the vehicle.

Abstract: A system for controlling lighting includes a control module coupled to a driver, a light source coupled to the driver, a first sensor configured to cooperate with the control module to detect occupancy and control the power delivered to the light source according to a signal provided by the first sensor, and a second sensor configured to cooperate with the control module to detect ambient light and control the power delivered according to a signal provided by the second sensor. A GUI executing on a controller device wirelessly coupled to the control module communicates with the control module to configure the operation thereof, executes on a touch-sensitive display configured to facilitate user interaction with the controller, and creates one or more control groups. The GUI is also operable to control the driver to control the state of the light source.

Abstract: A retrofitting kit includes at least one of an adapter bracket and a retainer configured to engage at least one of an existing troffer light fixture and a T-bar of a ceiling system and a door assembly configured to be held in the ceiling system by the at least one of the adapter bracket and the retainer. The door assembly has a housing, the housing including one or more sidewalls, where the one or more sidewalls extend upward to define a cavity, and a plurality of LEDs having primary light axes extending inward into the cavity. The plurality of LEDs are coupled to the one or more sidewalls and positioned to illuminate at least a portion of the housing from behind with a uniform distribution of light when engaged.

Abstract: A retrofit assembly includes a first lighting module, a second lighting module, and a hub positioned between the first lighting module and the second lighting module. When the first lighting module and second lighting module are at least partially received within cavities formed in the hub, longitudinal axes of the first lighting module and the second lighting module are aligned approximately parallel to one another.

Abstract: A retrofit assembly has a pan and a light emitting diode (LED) light source. The pan has a base extending along a longitudinal axis. The base is defined by a plurality of segments, including a seat, first and second legs, a first foot, a second foot, and retaining walls. The seat extends in a first plane. The first and second legs angle laterally and vertically away from opposite sides of the seat. The first foot extends away from the first leg within a second plane offset from and parallel to the first plane. The second foot extends away from the second leg within a third plane offset from and parallel to the first plane. The retaining walls extend vertically away from each of the first and second feet toward the first plane. The LED light source supports a plurality of LEDs coupled to the base.

Abstract: A light fixture includes a fixture body, a support structure, a plurality of light emitting diodes (LEDs) a driver, a cover, and a connector. The fixture body includes a first raceway, a second raceway, and a channel. The second raceway is substantially parallel to the first raceway. The channel is coupled to the first raceway and the second raceway such that the channel is substantially orthogonal to the first raceway and the second raceway. The support structure is coupled to the first raceway and the second raceway. The plurality of LEDs is coupled to the support structure and spaced apart along a length of the support structure between the first raceway and the second raceway. The driver is positioned within the channel and electrically coupled to the plurality of LEDs. The cover is detachably coupled to the channel and extends from the first raceway to the second raceway.

Abstract: A retrofit assembly has a pan and a light emitting diode (LED) light source. The pan has a base extending along a longitudinal axis. The base is defined by a plurality of segments, including a seat, first and second legs, a first foot, a second foot, and retaining walls. The seat extends in a first plane. The first and second legs angle laterally and vertically away from opposite sides of the seat. The first foot extends away from the first leg within a second plane offset from and parallel to the first plane. The second foot extends away from the second leg within a third plane offset from and parallel to the first plane. The retaining walls extend vertically away from each of the first and second feet toward the first plane. The LED light source supports a plurality of LEDs coupled to the base.

Abstract: A retrofit assembly includes at least first and second lighting modules, and at least a central hub positioned between the first lighting module and the second lighting module. Each lighting module includes a tray extending along a longitudinal axis and supporting a solid state light source on a seat defining a plane, a set of legs extending from each side of the seat, and a set of wings extending from the legs and parallel to the plane of the seat, the wings including first and second groups of mounting holes. First and second lenses might be provided to extend across a portion of the seats.

Abstract: A light fixture includes an enclosure having a top side and an opposing underside, and a luminaire module. The luminaire module includes a panel, a plurality of LEDs, a first reflector, and a second reflector. The panel extends along the opposing underside of the enclosure. The plurality of LEDs are coupled to the panel and arranged in at least one row. The at least one row has a first lateral side and a second lateral side. The first reflector is coupled to the panel and disposed along the first lateral side of the plurality of LEDs. The second reflector are coupled to the panel and disposed along the second lateral side of the plurality of LEDs. The panel is releasably attached to the enclosure such that replacement of the panel simultaneously replaces the plurality of LEDs, the first reflector, and the second reflector.

Abstract: A light fixture includes a frame, a plurality of LED mounting panels that are removably coupled to the frame, a plurality of LEDs that are disposed on each of the plurality of LED mounting panels, and a plurality of drivers. Each of the plurality of drivers is disposed on a corresponding one of the plurality of LED mounting panels and is electrically coupled to the plurality of LEDs disposed on each of the plurality of LED mounting panels.

Abstract: A light fixture suitable for use with fluorescent light bulbs as a fluorescent light fixture includes a frame, a plurality of LED mounting strips that are removably coupled to the frame, a plurality of LEDs that are disposed on each of the plurality of LED mounting strips, and a plurality of drivers. Each of the plurality of drivers is disposed on one of the plurality of LED mounting strips and electrically coupled to the plurality of LEDs disposed on each of the plurality of LED mounting strips.

Abstract: A method of reducing electricity usage during peak demand periods includes the steps of establishing predetermined load reduction criteria representative of a desire by a power provider to reduce loading on an electricity supply grid, and coordinating with a facility having lighting equipment to permit the power provider to turn-off one or more of the lighting equipment by sending instructions to a master controller at the facility in response to the predetermined load reduction criteria, and establishing a list of lighting equipment to be turned-off in response to the instructions, and configuring the master controller to send an override control signal to the lighting equipment to implement the instructions, and configuring the lighting equipment to send a response signal to the master controller providing a status of the lighting equipment.