84 search results - page 5 / 17 » Proximity Sensing Using IEEE 802.15.4 Radios |
ICC
2007
IEEE
14 years 1 months ago
2007
IEEE
— In cognitive radio networks, the secondary network (users) are allowed to utilize the frequency bands of primary network (users) when they are not currently being used. To supp...
GLOBECOM
2009
IEEE
13 years 10 months ago
2009
IEEE
—We have recently proposed a novel receiver for Ultra-Wide-band Impulse-Radio communication in bursty applications like Wireless Sensor Networks. The receiver, based on the princ...
PERVASIVE
2010
Springer
14 years 2 months ago
2010
Springer
Abstract. There are endless possibilities for the next generation of mobile social applications that automatically determine your social context. A key element of such applications...
IROS
2009
IEEE
14 years 2 months ago
2009
IEEE
— We study radio signal propagation in indoor environments using low-power devices leveraging the Zigbee and Bluetooth specifications. We present results from experiments where ...
GLOBECOM
2009
IEEE
14 years 2 months ago
2009
IEEE
—We address the problem of collaborative sensing in cognitive radios. In a cognitive radio network, all the nodes may sense the spectrum simultaneously. They should then exchange...