High efficiency LEDs and LED lamps
First Claim
Patent Images
1. A lighting system comprising:
- an electrically insulating carrier having a plurality of conductive elements disposed thereon;
disposed over the carrier, a light-emitting array comprising a plurality of light-emitting strings, each light-emitting string comprising a plurality of light-emitting diodes (LEDs), each LED having at least two electrical contacts, wherein each electrical contact is electrically connected to a conductive element by a conductive adhesive; and
at least one power source for providing power to the light-emitting strings.
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Abstract
In various embodiments, lighting systems include an electrically insulating carrier having a plurality of conductive elements disposed thereon, a light-emitting array, and at least one power source. The light-emitting array is disposed over the carrier and includes a plurality of light-emitting strings, each light-emitting string comprising a plurality of electrically connected light-emitting diodes (LEDs). Each LED has at least two electrical contacts, and each electrical contact is electrically connected to a conductive element. The power source provides power to the light-emitting strings.
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Citations
40 Claims
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1. A lighting system comprising:
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an electrically insulating carrier having a plurality of conductive elements disposed thereon; disposed over the carrier, a light-emitting array comprising a plurality of light-emitting strings, each light-emitting string comprising a plurality of light-emitting diodes (LEDs), each LED having at least two electrical contacts, wherein each electrical contact is electrically connected to a conductive element by a conductive adhesive; and at least one power source for providing power to the light-emitting strings. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39)
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40. A lighting system comprising:
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an electrically insulating polymeric carrier having a plurality of conductive elements disposed thereon; disposed over the carrier, a light-emitting array comprising a plurality of light-emitting strings, each light-emitting string comprising a plurality of light-emitting diodes (LEDs), each LED having at least two electrical contacts, wherein each electrical contact is electrically connected to a conductive element by a conductive adhesive; disposed on the carrier, circuitry for controlling current supplied to the LEDs; and at least one power source for providing power to the light-emitting strings, wherein (i) the conductive elements comprise copper and (ii) the LEDs emit white light.
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Specification