Ultra Wide Band

This url should be good, also.
http://www.multispectral.com/history.html

the following sites shall also be useful
www.pulse-link.com
www.staccatocommunications.com
www.timedomain.com
www.xtremespectrum.com

anyone know any chipset truely work on ultra wide band? how does it demodulate the signal?

motorola demostated DS-UWB with MSI last month.

Wisair also has UWB chipsets(MB-OFDM based).

http://www.wisair.com/
http://www.freescale.com/webapp/sps/...02XPgQhHPR0220

http://www.internetnews.com/wireless...le.php/1370251

This is a good link about UWB systems.
http://ultra.usc.edu/New_Site/

Also
http://impulse.usc.edu/