Tiny supercomputers to see the light


	Tiny supercomputers to see the light

pokkets

12-7-2007 6:35 AM

319 views

tags:

supercomputer, light, electricity, chip, core

pokkets says:

They say they have connected hundreds,or thousands of processing cores on a chip using light There are nine cores on the chips that power computer games consoles.

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<div style="margin: 12px 0px; font-family: arial; color: #333333; background: #ffffff; border: solid 4px #e5e5e5; width: 100%; clear: left;"><div class="CM_CTB_Content_Wrap" style="margin: 0px; padding: 0px;background-color: #ffffff;"><div style="border-bottom: solid 1px #dcdcdc; white-space: nowrap; margin-bottom: 8px; background-color: #eeeeee ;background-image: url(http://www.clipmarks.com/images/source-bg.gif); background-repeat: repeat-x; height: 24px; line-height: 24px; vertical-align: middle; padding-bottom: 4px; color: #666666; font-size: 10px;" ><a href="http://clipmarks.com/clip-to-blog/" title="see clips that are hot right now"><img src="http://content.clipmarks.com/blog_embed/3017e615-fb33-4e35-8566-01723ec3248e/5996CE18-FC87-46F1-BD8B-2C0D9E6766DB/" alt="" width="19" height="19" border="0" style="vertical-align: middle; margin: 0px 4px; display: inline; border: none; float:none;" /></a>clipped from <a title="http://www.abc.net.au/science/articles/2007/12/07/2112488.htm?site=science&topic=tech" href="http://www.abc.net.au/science/articles/2007/12/07/2112488.htm?site=science&topic=tech" style="font-size: 11px;">www.abc.net.au</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.abc.net.au/science/articles/2007/12/07/2112488.htm?site=science&topic=tech"> Georgina Prodhan</blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.abc.net.au/science/articles/2007/12/07/2112488.htm?site=science&topic=tech"><P class="first">Computer scientists say they've managed to more efficiently convert electrical signals into light pulses, paving the way for supercomputers to one day fit on a single chip.</P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.abc.net.au/science/articles/2007/12/07/2112488.htm?site=science&topic=tech"><div align="center"><img src="http://content6.clipmarks.com/blog_cache/www.abc.net.au/img/C851CE00-85B0-4B4E-8B72-A419E6480A14" alt="circuit board" /></div></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.abc.net.au/science/articles/2007/12/07/2112488.htm?site=science&topic=tech">Using light rather than wires to connect processing cores on microchips will allow leaps in computer power, an industry scientist says. But that will be at least 10-15 years away</blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.abc.net.au/science/articles/2007/12/07/2112488.htm?site=science&topic=tech"><P>Scientists from computer giant IBM say they have produced electro-optic modulators 100 to 1000 times smaller than comparable silicon photonics modulators and small enough to fit on a processor chip.</P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.abc.net.au/science/articles/2007/12/07/2112488.htm?site=science&topic=tech"><P>They publish their research in the journal <A target="_blank" href="http://www.opticsexpress.org"><EM>Optics Express</EM></A>.                      </P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.abc.net.au/science/articles/2007/12/07/2112488.htm?site=science&topic=tech"><P>By connecting processing cores on a chip by light instead of wires, the researchers say that problems of high energy consumption and heat generated by multi-core chips could be bypassed, enabling leaps in computing power.</P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.abc.net.au/science/articles/2007/12/07/2112488.htm?site=science&topic=tech">they have connected hundreds or thousands of processing cores on a tiny chip.</blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.abc.net.au/science/articles/2007/12/07/2112488.htm?site=science&topic=tech">there are nine cores on the chips that power computer games consoles.</blockquote></div><div style="margin: 0px 6px 6px 4px;"><table style="font-size: 11px;border-spacing: 0px;padding: 0px;" cellpadding="0" cellspacing="0" width="100%"><tr><td style="background:transparent;border-width:0px;padding:0px;">&nbsp;</td><td align="right" style="background:transparent;border-width:0px;padding:0px;width:107px" width="107"><a href="http://clipmarks.com/share/5996CE18-FC87-46F1-BD8B-2C0D9E6766DB/blog/" title="blog or email this clip"><img src="http://content7.clipmarks.com/images/c2b-foot.png" border="0" alt="blog it" width="107" height="17" style="border-width:0px;padding:0px;margin:0px;" /></a></td></tr></table></div></div>

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