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To: Sully- who wrote (6192)6/30/2002 6:59:34 PM
From: Don Green  Respond to of 10714
 
Sanken Elec Develops 10-Times Brighter LED
Sunday, June 30, 2002
TOKYO (Nikkei)--Sanken Electric Co. (6707) has developed a light-emitting diode (LED) with a brightness about 10 times greater than that of conventional products, company sources said.

The new LED is bright enough to replace lamps used in automobiles and traffic signals, which use halogen as a light source.

The company aims to promote the new super-bright LED for use in a wider range of products than has so far been the case for conventional LEDs, which are used only in display devices. The firm plans to establish a mass-production system for the new LED by next spring.

The new LED, which comes in red and yellow, is made with a silicon substrate, unlike conventional LEDs, which are made with a gallium arsenide substrate.

The greater brightness is possible because the silicon substrate is highly heat resistant. The silicon substrate can also be made at relatively low cost, making production of the LED more economical.

Sanken will start sample shipments to automakers and electric equipment producers in October.

Conventional silicon substrates are difficult to produce and have a tendency to absorb light within the device in which they are used. Sanken has overcome these drawbacks, however.

The technology used to develop the new LED can also be applied to blue and white LEDs, which the firm hopes to develop in order to enable it to create LEDs for use in flat-panel televisions and home interiors.

(The Nihon Keizai Shimbun Monday morning edition)



To: Sully- who wrote (6192)6/30/2002 10:36:49 PM
From: All Mtn Ski  Respond to of 10714
 
I like this part the best:

Chuck Swoboda, President and CEO of Cree added, "The DARPA efforts funded under these contracts are ideally aligned with our product roadmap, and we believe the work will aid us greatly in further developing our microwave and power product offerings. The technology we are creating in these efforts should not only benefit the military systems that drive the DoD funding but also benefit the development of devices for a variety of non-military applications."