LCD (Liquid Crystal Display) and LED (Light Emitting Diode) Displays are two major display technologies being widely used today. LED Displays are technological advancement of LCD displays. LED displays are the LCD displays with an LED backlight to power up the LCD panel. It means that LEDs are placed behind or around the LCD panel to enhance the luminosity and video definition of the monitor screen. Cold cathode lights are used as backlight in LCD displays. In LED displays all the concepts are same except this backlight feature, which is replaced by LEDs.
Although the major difference between LCD and LED displays is just the backlight but it also confers a number of improvements in the LED displays which are covered in the subsequent section:
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