TWC
2008
13 years 11 months ago
2008
Abstract-- In many portable devices, wireless network interfaces consume upwards of 30% of scarce system energy. Reducing the transceiver's power consumption to extend the sys...
TWC
2008
13 years 11 months ago
2008
Symmetric key agreement is significant to security provisioning in sensor networks with resource limitations. A number of pairwise key pre-distribution protocols have been proposed...
TWC
2008
13 years 11 months ago
2008
Abstract-- Correlated fading adversely affects the spatial multiplexing and diversity performance of multiple-antenna systems. This paper presents an empirical investigation of spa...
TWC
2008
13 years 11 months ago
2008
We consider a wireless ad-hoc network with random ALOHA transmissions between nodes. However nodes can decide to use the Request-to-Send (RTS) / Clear-to-Send (CTS) protocol for oc...
TWC
2008
13 years 11 months ago
2008
Previous results for correlated block-fading MIMO channels with covariance information indicate guaranteed capacity growth with additional transmit elements and that in rapidly fa...
TWC
2008
13 years 11 months ago
2008
There is growing interest in the area of cross-layer design. This paper addresses the problem of multi-user diversity scheduling together with channel prediction. Recent work demo...
TWC
2008
13 years 11 months ago
2008
In this paper, we design and analyze a soft handoff algorithm for code-division multiple access (CDMA) systems in a Rayleigh fading environment. For each mobile, this algorithm sel...
TWC
2008
13 years 11 months ago
2008
In a cooperative network with multiple potential relays and multiple simultaneous transmissions, we present selection cooperation wherein each source pairs with a single "best...
TWC
2008
13 years 11 months ago
2008
TWC
2008
13 years 11 months ago
2008
A stronger and general sufficient condition for the asymptotic normality of MIMO channel eigenvalues and its capacity is given. Physical interpretation of this condition is discuss...