The LED Revolution

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The LED Revolution
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The LED Revolution

• LED was invented by Oleg Losev, James R. Biard,
  Nick Holonyak and it was first produced in 1968.
• LED , the Light Emitting Diode has become the
  best light providing device with high efficiency.
• During the childhood days, children see LED in
  the small remote controlled cars, in dolls and in
  small robot shaped toys. In the teenage, they use
  it for various projects and even find them in
  small electronic appliances for various
  indication purposes.
• After the teenage duration , adults come across
  the home LED Light bulbs, tube lights, etc as
  the light source, which is also achieved by usage
  of LED lights.

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The LED Revolution
The Bulb shaped LED lamp with aluminum heat sink.
The internal structural diagram of a LED
describing the various parts of LED
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The LED Revolution
Electronic Symbol For LED Light
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The LED Revolution
The Nobel Prize in Physics for the year 2014 was
awarded jointly to three of them namely Isamu
Akasaki, Hiroshi Amano Shijo Nakamura. This
award was given for the invention of efficient
blue light emitting diodes which has enabled
bright and energy saving white light sources.
Isamu Akasaki
Shuji Nakamura
Hiroshi Amano
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The LED Revolution
Applications OF LED
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1. Solar Street Lights Traffic Lights. 2. Home
LED Lighting 3. For Decorative purpose. 4. As a
light source. 5. In vehicles.
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The LED Revolution
Uses of LED

• LED Light Emitting Diode has become the best
  alternative to fluorescent lights as it is
  efficient and more powerful than the commonly
  used lights.
• LED lights are used most commonly as indicating
  lights in traffic lights, in vehicles, in
  electronic devices and many other applications.
• Solar Street Lights uses LED to glow up the
  streets.

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