TWC
2008
13 years 4 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 4 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 4 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 4 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 4 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 4 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 4 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 4 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 4 months ago
2008
TWC
2008
13 years 4 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...