SOLID STATE LIGHTING APPARATUS AND METHODS USING INTEGRATED DRIVER CIRCUITRY
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Accused Products
Abstract
A lighting apparatus includes a first substrate including a switching circuit, the switching circuit including a first port, a second port and a current control circuit configured to generate a current at the second port of the current control circuit responsive to a varying voltage at the first port. The apparatus further includes a second substrate mounted on the first substrate and including at least two LEDs electrically coupled to the second port of the current control circuit of the first substrate.
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Citations
21 Claims
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1. (canceled)
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2. A lighting apparatus comprising:
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a first substrate comprising a switching circuit; and a second substrate mechanically attached to the first substrate and comprising at least two light emitting diodes (LEDs) interfaced with the switching circuit. - View Dependent Claims (3, 4, 5, 6, 7, 8, 9, 10)
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11. A device comprising:
a control circuit substrate configured to be mechanically attached to an LED substrate and comprising a switching circuit and a plurality of contacts coupled to the switching circuit and configured to be electrically coupled to corresponding contacts of the LED substrate. - View Dependent Claims (12, 13, 14, 15, 16, 19, 20, 21)
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17. An apparatus comprising;
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a first planar substrate comprising at least two LEDs; and a second planar second substrate mechanically attached to the first planar substrate in a stacked relationship and comprising a switching circuit electrically coupled to the at least two LEDs and configured to vary a connection of the at least two LEDs to a power source responsive to a varying voltage produced by the power source. - View Dependent Claims (18)
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Specification