433 search results - page 66 / 87 » Information and Inventory in Distribution Channels |
CTRSA
2004
Springer
15 years 2 months ago
2004
Springer
We introduce a new cryptographic technique that we call universal re-encryption. A conventional cryptosystem that permits reencryption, such as ElGamal, does so only for a player w...
ICT
2004
Springer
15 years 2 months ago
2004
Springer
Array antennas have the potential to increase the capacity of wireless networks, but a distributed beamforming algorithm for maximizing the capacity in asynchronous, decentralized ...
IWCMC
2009
ACM
15 years 2 months ago
2009
ACM
Abstract- In this paper, we investigate the use of a crosslayer allocation mechanism for the high-rate ultra-wideband (UWB) systems. The aim of this paper is twofold. First, throug...
CORR
2008
Springer
14 years 9 months ago
2008
Springer
Abstract--Interference between nodes directly limits the capacity of mobile ad hoc networks. This paper focuses on spatial interference cancelation with perfect channel state infor...
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ICC
2011
IEEE
13 years 9 months ago
2011
IEEE
—We consider a general wireless channel model for different types of code-division multiple access (CDMA) and space-division multiple-access (SDMA) systems with isometric random ...