LED module with uniform LED brightness
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Abstract
An LED module provides one or more LEDs serially mounted with a circuit board assembly. A substantially constant current power source is operably connected to a power supply and to the plurality of LEDS, whereby each of the LEDs emits light at a substantially uniform level of brightness. In one embodiment, the LED may be mounted on a separate board from the power supply. A system of LED modules can be constructed from multiple LED modules, each producing a substantially uniform predetermined level of brightness. The system of LED modules may be electrically disconnected from each other.
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Citations
33 Claims
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1-18. -18. (canceled)
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19. An LED module, comprising:
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(a) a circuit board assembly;
(b) a first LED mounted with said circuit board assembly;
(c) a substantially constant current circuit mounted with said circuit board assembly and operably connected to said first LED; and
(d) a power supply assembly mounted with said circuit board assembly and operably connected to said substantially constant current circuit whereby the LED is provided with substantially constant current within an operating range to substantially produce a predesignated level of brightness. - View Dependent Claims (20, 21, 22, 23, 24, 25, 26, 27, 28, 29)
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30. An LED modular lighting system, comprising:
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(a) a first independent LED power module, said first LED independent power module including a first power supply mounted with a first circuit board assembly operably connected to a first substantially constant current circuit mounted with said first circuit board assembly;
(b) a first separate LED unit, said first separate LED unit including a first LED mounted on a first separate LED circuit board; and
(c) said first LED power module operably connected to said first, separate LED unit whereby said first LED power module and said first separate LED unit cooperate to provide a substantially constant predesignated current to said first LED in order to produce a predesignated level of brightness. - View Dependent Claims (31, 32)
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33. An LED modular light system, including:
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(a) a circuit board assembly;
(b) a first LED mounted with said circuit board assembly;
(c) a substantially constant current circuit mounted with said circuit board assembly and operably connected to said first LED;
(d) a first independent LED power module, said first LED independent power module including a first power supply mounted with a first circuit board assembly operably connected to a first substantially constant current circuit mounted with said first circuit board assembly;
(e) a first separate LED unit, said first separate LED unit including a first LED mounted on a first separate LED circuit board; and
(f) said first LED power module operably connected to said first, separate LED unit whereby said first LED power module and said first separate LED unit cooperate to provide a substantially constant predesignated current to said first LED in order to produce a predesignated level of brightness.
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Specification