Abstract: A lighting system includes modular junction boxes and/or modular LED driver junction boxes with quick connect LED drivers. The modular junction boxes and/or modular LED driver junction boxes are attached to a ceiling mount to support or suspend an LED light fixture. The LED light fixture is suspended from the modular junction boxes and/or modular LED driver junction boxes through suspension cables that can includes a power suspension cable to power to the LED light fixture. The suspension cables are attached to the modular junction boxes and/or modular LED driver junction boxes through leveling gantry mechanisms for leveling the light fixture. In an embedment of the invention a lighting system includes a low-profile angled LED driver junction box.

Abstract: A lighting system is disclosed that includes lighting zones. Each of the lighting zones include LED light fixtures with different sets of LED arrays mounted to modular light boards that emit different output spectra. Each of the zones also includes a layer pack control unit coupled to the LED light fixture to control power to the LED light fixtures and to execute or run lighting protocols. The lighting system preferably includes a user interface device coupled to LED light fixtures in each of the light zones through a system bus and is capable independently control light output from the LED light fixtures in each of the zones.

Abstract: A lighting system is disclosed that includes lighting zones. Each of the lighting zones include LED light fixtures with different sets of LED arrays mounted to modular light boards that emit different output spectra. Each of the zones also includes a layer pack control unit coupled to the LED light fixture to control power to the LED light fixtures and to execute or run lighting protocols. The lighting system preferably includes a user interface device coupled to LED light fixtures in each of the light zones through a system bus and is capable independently control light output from the LED light fixtures in each of the zones.

Abstract: A lighting system is disclosed that includes elongated LED light fixture with one or more master circuit boards configured to power light emitting diodes. The elongated LED light fixtures include modular light boards with arrays of light emitting diodes that interchangeably couple to the matched connectors on the master circuit board. The system further includes elongated LED light fixtures with telescoping end features, fenestrated diffuser optics at ends of the elongated LED fight fixtures and/or pivoting corner features that join sections of the elongated LED light fixtures.

Abstract: An LED lighting device with an elongated lighting cavity formed by two opposed elongated curved or angled structures is disclosed. The opposed elongated curved or angled structures are positioned such that the concave surfaces or acute angles of the two opposed structures are juxtaposed with respect to each to form the elongated lighting cavity having elongated openings. The LED lighting device included arrays of LED light engines attached to one or more surfaces of one or more of the two opposed elongated structures within the lighting cavity to emit light from the elongated openings. In accordance with the embodiments of the invention the relative positions of the opposed elongated curved or angled structures are adjustable to change the lighting profile emitted from the elongated openings.

Abstract: A lighting device is disclosed that includes one or more master circuit boards configured to power light emitting diodes. The lighting device also includes modular light boards with arrays of light emitting diodes that interchangeably couple to the matched connectors on the master circuit board. The master circuit boards and the modular light boards are positioned within a housing with one or elongated diffuser lenses covering or embedding rows of light emitting diodes on the modular light boards. In accordance with the embodiments of the invention, master circuit boards and modular light boards are mounted in a stacked arrangement to emit light from opposed sides of the housing. In further embodiments of the invention, the lighting device includes a controller for independently controlling light output from each master circuit board.

Abstract: A lighting device is disclosed that includes one or more master circuit boards configured to power light emitting diodes. The lighting device also includes modular light boards with arrays of light emitting diodes that interchangeably couple to the matched connectors on the master circuit board. The master circuit boards and the modular light boards are positioned within a housing with one or elongated diffuser lenses covering or embedding rows of light emitting diodes on the modular light boards. In accordance with the embodiments of the invention, master circuit boards and modular light boards are mounted in a stacked arrangement to emit light from opposed sides of the housing. In further embodiments of the invention, the lighting device includes a controller for independently controlling light output from each master circuit board.

Abstract: A lighting system with extended arrays of LED light engines is disclosed. The extended arrays of LED light engines are coupled to bent, curved, contoured or angled support surfaces within a housing structure, coupled to bent, curved, contoured or angled surfaces of the housing structure or a combination thereof. Preferably, the extended arrays of LED light engines emit both upward and downward lighting through diffuse surfaces of the housing structure. In some embodiments of the invention the positions and/or angles of light emitting surfaces of extended arrays of LED light engines are adjustable within the housing structure.

Abstract: A lighting system is disclosed that includes one or more master circuit boards configured to power light emitting diodes. The lighting system includes modular light boards with arrays of light emitting diodes that interchangeably couple to the matched connectors on the master circuit board. The system preferably includes modular light boards having different two or more corresponding color spectra and a controller that allows for color temperature tuning and intensity tuning of light emitted from the modular light boards.

Abstract: A lighting system is disclosed that includes one or more master circuit boards configured to power light emitting diodes. The lighting system includes modular light boards with arrays of light emitting diodes that interchangeably couple to the matched connectors on the master circuit board. The system preferably includes modular light boards having different two or more corresponding color spectra and a controller that allows for color temperature tuning and intensity tuning of light emitted from the modular light boards.

Abstract: A lighting system with extended arrays of LED light engines is disclosed. The extended arrays of LED light engines are coupled to bent, curved, contoured or angled support surfaces withing a housing structure, coupled to bent, curved, contoured or angled surfaces of the housing structure or a combination thereof. Preferably, the extended arrays of LED light engines emit both upward and downward lighting through diffuse surfaces of the housing structure. In some embodiments of the invention the positions and/or angles of light emitting surfaces of extended arrays of LED light engines are adjustable within the housing structure.

Abstract: A lighting device is disclosed that includes one or more master circuit boards configured to power light emitting diodes. The lighting device also includes modular light boards with arrays of light emitting diodes that interchangeably couple to the matched connectors on the master circuit board. The master circuit boards and the modular light boards are positioned within a housing with one or more diffuser lenses. In accordance with the embodiments of the invention, master circuit boards and modular light boards are mounted in a stacked arrangement to emit light from opposed sides of the housing. In further embodiments of the invention, the lighting device includes a controller for independently controlling light output from each master circuit board.

Abstract: A lighting system with extended arrays of LED light engines is disclosed. The extended arrays of LED light engines are coupled to bent, curved, contoured or angled support surfaces within a housing structure, coupled to bent, curved, contoured or angled surfaces of the housing structure or a combination thereof. Preferably, the extended arrays of LED light engines emit both upward and downward lighting through diffuse surfaces of the housing structure. In some embodiments of the invention the positions and/or angles of light emitting surfaces of extended arrays of LED light engines are adjustable within the housing structure.

Abstract: An advance control LED lighting system is disclosed. The lightings system includes LED light fixtures with sets of different white LED arrays that emit different output spectra. The system includes a control unit for adjusting relative intensities of light outputs from the different sets of white LED arrays as well as the combined intensity of light output from the different sets of white LED arrays to produce ranges combined output light intensities and the combined output light color temperatures. Preferably the control unit includes a wireless transmitter for receiving and processing input control signals from a remote control interface device, such as a smart-phone or computer. The system also includes sensors coupled to the control unit for automatically adjusting one or more of the combined output light intensity and the combined output light color temperature based on a measured or detected condition.

Abstract: A bi-level dimming control circuit is disclosed. The bi-level dimming control circuit is electrically coupled between two switches and a driver circuit that is compatible with 0 to 10 volt dimming signals. The bi-level dimming control circuit controls the output from the driver circuit based on the on and off positions of the switches. In repose to the on and off positions of the switches the driver circuit powers a light engine between a maximum light output mode, a zero light output mode and a reduced or dimmed light output mode. The bi-level control circuit is used to modulate LED light engines, fluorescent light engines and combinations thereof.

Abstract: A lighting device is disclosed that includes one or more master circuit boards configured to power light emitting diodes. The lighting device also includes modular light boards with arrays of light emitting diodes that interchangeably couple to the matched connectors on the master circuit board. The master circuit boards and the modular light boards are positioned within a housing with one or more diffuser lenses. In accordance with the embodiments of the invention, master circuit boards and modular light boards are mounted in a stacked arrangement to emit light from opposed sides of the housing. In further embodiments of the invention, the lighting device includes a controller for independently controlling light output from each master circuit board.

Abstract: A lighting system with extended arrays of LED light engines is disclosed. The extended arrays of LED light engines are coupled to bent, curved, contoured or angled support surfaces withing a housing structure, coupled to bent, curved, contoured or angled surfaces of the housing structure or a combination thereof. Preferably, the extended arrays of LED light engines emit both upward and downward lighting through diffuse surfaces of the housing structure. In some embodiments of the invention the positions and/or angles of light emitting surfaces of extended arrays of LED light engines are adjustable within the housing structure.