VERTICAL CAVITY SURFACE EMITTING LASER OF HIGH HEAT CONDUCTIVITY
PROBLEM TO BE SOLVED: To provide a light emitting device capable of reducing or eliminating a harmful effect caused by heat by improving heat distribution characteristics. SOLUTION: The light emitting device comprises a light emitting layer (40) adapted to generate light of the existing wavelength,...
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Zusammenfassung: | PROBLEM TO BE SOLVED: To provide a light emitting device capable of reducing or eliminating a harmful effect caused by heat by improving heat distribution characteristics. SOLUTION: The light emitting device comprises a light emitting layer (40) adapted to generate light of the existing wavelength, an upper reflector (20) above the light emitting layer (40), a lower reflector (30) below the light emitting layer (40), and at least any one of high temperature conductivity (HTC) layers (102) between the light emitting layer (40) and the lower reflector (30) and between the light emitting layer (40) and the upper reflector (20). The heat generated in the light emitting layer is more efficiently diffused by the existence of the HTC layers (102). COPYRIGHT: (C)2006,JPO&NCIPI |
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