A high efficiency light emitting diode
The present invention reveals a high efficiency light emitting diode (LED), mainly by roughening the light transmitting surface of LED, or building a LED with domed surface or approximately cylindrical structure, so that in one respect the critical angle of total internal reflection is increased to...
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Main Authors | , , , , |
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Format | Patent |
Language | English |
Published |
28.05.2001
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Edition | 7 |
Subjects | |
Online Access | Get full text |
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