Systems and methods for controlling a light emitting diode (LED) system having a plurality of LED arrays are provided. The lighting system can include a dimmable LED driver circuit configured to provide a driver output suitable for providing a driver current to the LED arrays. A current splitter circuit can be provided between the LED driver circuit and the plurality of LED arrays to control the ratio of current from the driver output provided to each of the plurality of LED arrays. The current splitter circuit can be configured to control the current ratio provided to the plurality of LED arrays independently of the driver output according to a current ratio control curve based at least in part on a variable reference signal provided at the current splitter circuit.

Provided in the present disclosure are a lighting system controller, a track, and a lighting system. The lighting system controller comprises a power supply module, a processor, a control module, which is used for generating or processing a first control signal, a first communication interface, a second communication interface, a detection circuit, and an analysis circuit, where the second communication interface receives a second control signal or a third control signal input, which is converted into a first control signal by means of the detection circuit, the analysis circuit and the processor, after which the first control signal is output from the first communication interface.

An interface adapter includes a first interface for coupling to a native interface of a first device, a second interface for coupling to a standardized interface of a second device, which is different from the native interface, an adapter memory, and one or more processors coupled to the first interface, the second interface, and the adapter memory. The one or more processors store, at a specific memory location of the adapter memory, a configuration table associated with the first device indicative of: capabilities of, and data variables supported by, the first device, locations of the data variables within a device memory of the first device, sizes of the data variables, and types of the data variables. The one or more processors provide the second device, via the second interface, access to one or more data variables of the data variables based on the configuration table.

The invention relates to a signal generator module, comprising: input terminals for supplying a low-DC voltage from a LED driver, an interface for manually or electronically supplying a signal generator control command, a circuitry for generating a digital output signal preferably with a mains frequency during a defined state of the signal generator control command, and output terminals configured to supply the digital output signal to at least one input terminal of the LED driver.

An interface adapter includes a first interface for coupling to a native interface of a first device, a second interface for coupling to a standardized interface of a second device, which is different from the native interface, an adapter memory, and one or more processors coupled to the first interface, the second interface, and the adapter memory. The one or more processors store, at a specific memory location of the adapter memory, a configuration table associated with the first device indicative of: capabilities of, and data variables supported by, the first device, locations of the data variables within a device memory of the first device, sizes of the data variables, and types of the data variables. The one or more processors provide the second device, via the second interface, access to one or more data variables of the data variables based on the configuration table.

The disclosure relates to a marine searchlight system with wiretapping remote controllers including a main body assembly, a wiretapping box and two remote controllers. The main body assembly includes a control motherboard configured to control a lighting module and a driving module. The control motherboard includes a DC power module and a signal receiving module. The DC power module provides a DC power. The signal receiving module receives a control signal. The wiretapping box is electrically connected to the DC power module and the signal receiving module. The two remote controllers are electrically connected to the control motherboard through the wiretapping box. The DC power module provides the DC power to two remote controllers respectively. Each of the two remote controllers allows to transmit the control signal to the signal receiving module through the wiretapping box, so that the control motherboard can control the lighting module and the driving module.

The disclosure relates to a marine searchlight system with wiretapping remote controllers including a main body assembly, a wiretapping box and two remote controllers. The main body assembly includes a control motherboard configured to control a lighting module and a driving module. The control motherboard includes a DC power module and a signal receiving module. The DC power module provides a DC power. The signal receiving module receives a control signal. The wiretapping box is electrically connected to the DC power module and the signal receiving module. The two remote controllers are electrically connected to the control motherboard through the wiretapping box. The DC power module provides the DC power to two remote controllers respectively. Each of the two remote controllers allows to transmit the control signal to the signal receiving module through the wiretapping box, so that the control motherboard can control the lighting module and the driving module.

An enhanced lighting control system is provided that utilizes updated communications technology to provide a cost and resource efficient lighting control system that allows for a retrofit installation into existing lighting systems. The lighting control system utilizes single pair ethernet connection protocols, as well as a pulsed power source, to enable the efficiencies.

A lighting control apparatus connectable to line conductors of an AC power source and a lamp driver includes a power metering circuit, a processor, and a communication circuit. The metering circuit is configured for coupling to the line conductors of the AC power source and the lamp driver. The processor is operably coupled to the power metering circuit and configured for coupling to the lamp driver. The metering circuit, which includes a current transformer arranged to detect AC current passing through the line conductor of the lamp driver, is operable to output a sensing signal corresponding to the AC current detected by the current transformer. The processor provides lighting control signals to the lamp driver, acquires the sensing signal from the power metering circuit, and processes the sensing signal into a format for communication. The communication circuit is operable to communicate the formatted sensing signal to a remote computing apparatus.

A control module attached to a lighting fixture and having a front cover portion may comprise one or more sensors, such as a daylight and/or occupancy sensor, for sensing information through the front cover portion. The control module may have a main printed circuit board (PCB) that extends from a front side to a rear side of the control module, and a sensor PCB perpendicular to the main PCB to enable at least one sensor attached to the sensor PCB to face the front side of the control module. The main PCB may comprise a wireless communication circuit and an antenna for communicating radio frequency (RF) signals, wherein at least a portion of the antenna is located within a plastic lip of the front cover portion of the control module. The control module may further have a conductive enclosure to reduce radio-frequency interference noise from coupling into the antenna.