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Light Emitting Diode

저작시기 2009.09 |등록일 2010.02.24 파워포인트파일MS 파워포인트 (ppt) | 18페이지 | 가격 20,000원

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Light Emitting Diode

목차

Introduction
Types & Structure
How an LED Works?
Materials
I – V Characteristics
Generating White Light
Classification
Applications
Trends
Manufacture Process
Manufactures
Markets

본문내용

*Light Emitting Diode - Introduction
The first LED was built in the 1920s by Oleg Vladimiovich Losev
The LED was introduced as a practical electronic componenet in 1962
modern LEDs are available across the visible, ultraviolet, infra red wavelengths, with very high brightness

*What is LED ?
Light Emitting Diode
Electronic light source
Developed since 1955
Based on the semiconductor diode
Monochromatic
High yielding light source
UV available since late 90’ies
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