501 search results - page 90 / 101 » Communication Lower Bounds Using Dual Polynomials |
GLOBECOM
2008
IEEE
14 years 2 months ago
2008
IEEE
Abstract—This paper proposes a simple non-coherent amplifyand-forward receiver for the relay channel and evaluates its diversity performance for Rayleigh fading channels. We use ...
GLOBECOM
2007
IEEE
14 years 1 months ago
2007
IEEE
Abstract— For MIMO broadcast systems the effects of shadowing on the channel capacity and the fairness of the system in sharing the resources amongst multiple users are important...
VTC
2007
IEEE
14 years 1 months ago
2007
IEEE
—This paper presents an opportunistic feedback (OF) protocol that achieves the asymptotic sum-capacity of the fading broadcast channel (BC) with a limited amount of feedback. The...
CRYPTO
2007
Springer
14 years 1 months ago
2007
Springer
We derive a new entropic quantum uncertainty relation involving min-entropy. The relation is tight and can be applied in various quantum-cryptographic settings. Protocols for quant...
FCT
2005
Springer
14 years 1 months ago
2005
Springer
We understand selection by intersection as distinguishing a single element of a set by the uniqueness of its occurrence in some other set. More precisely, given two sets A and B, i...