Cree company based in the city of Durham - North Carolina (USA), founded in 1987, listed in 1993 and booming as supply chips made from gallium nitride semiconductors that glow when electricity flows through , used in LED light bulbs.
While Edison bulbs operate under the current flowing through the strands of oxygen-free environment, Cree bulb uses an array of light emitting diodes to create a strong and warm light, flicker headaches such as compact fluorescent bulbs.
The engineers tested immediately Cree LED chip made from light green silicon carbide semiconductor slices. Initially only Cree and sell chips for LED manufacturers - used in both the control panel and backlit keyboard of a car mobile phone. The potential of this promising industry that in 2004, analysts are calling Cree Intel serial.
LEDs can be applied to the interior. Professor Michael Siminovitch - Director of Technology Center California Lighting x axis Technology Lighting Center at UC Davis - imagine a world of LED lights programmed to change color and intensity throughout the day, with light fitting sunlight.
Because the circadian rhythm of humans catching signals from sunlight so that he Siminovitch smart LED to improve emotional and reduced seasonal depression syndrome. Cree and its opponents are "a step forward" in order to make them come true, he said. Source: http://tuoitre.vn/
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