Light emitting devices
First Claim
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1. A light emitting device, comprising:
- a substrate;
a plurality of light emitting diodes (LEDs) disposed over the substrate in an array, the array comprising a plurality of different patterns of LEDs, and wherein at least some of the LEDs in the array are connected in a first pattern that is non-linear; and
a retention material dispensed about the array of LEDs.
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Abstract
Light emitting devices for light emitting diodes (LEDs) are disclosed. In one embodiment a light emitting device can include a substrate and a plurality of light emitting diodes (LEDs) disposed over the substrate in patterned arrays. The arrays can include one or more patterns of LEDs. A light emitting device can further include a retention material disposed about the array of LEDs. In one aspect, the retention material can be dispensed.
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Citations
33 Claims
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1. A light emitting device, comprising:
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a substrate; a plurality of light emitting diodes (LEDs) disposed over the substrate in an array, the array comprising a plurality of different patterns of LEDs, and wherein at least some of the LEDs in the array are connected in a first pattern that is non-linear; and a retention material dispensed about the array of LEDs. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. A light emitting device, comprising:
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a substrate; one or more strings of light emitting diodes (LEDs) electrically connected in series over the substrate, each string comprising five or more LEDs, wherein at least a first string and a second string of five or more LEDs are connected in different patterns, and wherein either the first string or the second string is connected in a first pattern that is non-linear; and the LEDs being attached to the substrate using flux-assisted eutectic, metal-assisted non-eutectic, or thermal compression die attach. - View Dependent Claims (16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26)
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27. A light emitting device, comprising:
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a substrate; a plurality of light emitting diodes (LEDs) disposed over the substrate in an array; a retention material disposed at least partially around and proximate to the array of LEDs; the array of LEDs comprising one or more different patterns of LEDs, wherein at least some of the LEDs in the array are connected in a first pattern that is non-linear and at least some of the plurality of LEDs are electrically connected by wirebonds to form separate strings of LEDs, and wherein each string of LEDs has at least one wirebond that is covered by the retention material. - View Dependent Claims (28, 29, 30, 31, 32)
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33. A light emitting device comprising:
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a substrate; a plurality of light emitting diode (LED) chips disposed over the substrate; at least one electrostatic discharge (ESD) protection device disposed over the substrate; and a retention material provided over the substrate, wherein the retention material is adapted to retain a filling material over the plurality of LED chips; wherein the retention material covers the at least one ESD protection device.
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Specification