LARGE AREA LIGHTING
First Claim
Patent Images
1. A lighting device comprising:
- at least one controller for powering and controlling at least one module with comprising at least one light source, andan electrical connection between the controller and the module carrying both power supply and control information between the controller and the module, wherein the controller is adjustable to be either a master controller or a slave controller within an array of a plurality of lighting devices.
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Abstract
Within lighting tiles (2), pluralities of LEDs (8) are connected to modules (6), which are interconnected using a two-wire bus (10). This bus transmits (10) both power as well as control information for driving the modules (6) and thus the LEDs (8). The bus (10) provides for reduced wiring requirements and enables a variety of lighting effects through a central controller (4).
122 Citations
16 Claims
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1. A lighting device comprising:
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at least one controller for powering and controlling at least one module with comprising at least one light source, and an electrical connection between the controller and the module carrying both power supply and control information between the controller and the module, wherein the controller is adjustable to be either a master controller or a slave controller within an array of a plurality of lighting devices. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 10, 11)
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9. (canceled)
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12-14. -14. (canceled)
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15. A computer program product tangibly embodied in an information carrier, the computer program product comprising instructions that, when executed, cause at least one processor to perform operations comprising:
- providing control information and power supply from at least one controller to at least one module using one common electrical connection between the controller and the module, and driving at least one light source according to the control information, wherein the controller is adjustable to be either a master controller or a slave controller within an array of a plurality of lighting devices.
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16. (canceled)
Specification