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CORR
2008
Springer
80views Education» more  CORR 2008»
15 years 7 months ago
Channel and Multiuser Diversities in Wireless Systems: Delay-Energy Tradeoff
We consider a communication system with multi-access fading channel. Each user in the system requires certain rate guarantee. Our main contribution is to devise a scheduling scheme...
Prasanna Chaporkar, Kimmo Kansanen, Ralf R. Mü...
IJNSEC
2007
145views more  IJNSEC 2007»
15 years 6 months ago
Authenticated Group Key Agreement Protocols for Ad hoc Wireless Networks
The lack of fixed infrastructure, both physical and organizational, and the highly dynamic nature of ad hoc networks, presents a major challenge in providing secure, authenticate...
Ahmed Abdel-Hafez, Ali Miri, Luis Orozco-Barbosa
TCOM
2008
82views more  TCOM 2008»
15 years 6 months ago
Detecting the number of signals in wireless DS-CDMA networks
In this paper, a new information theoretic algorithm is proposed for signal enumeration in DS-CDMA networks. The approach is based on the predictive description length (PDL) of the...
Shahrokh Valaee, Shahram Shahbazpanahi
TWC
2008
129views more  TWC 2008»
15 years 6 months ago
An Efficient Mobile Authentication Scheme for Wireless Networks
In this paper, an efficient authentication scheme is proposed which is suitable for low-power mobile devices. It uses an elliptic-curve-cryptosystem based trust delegation mechanis...
Caimu Tang, Dapeng Oliver Wu
WINET
2008
86views more  WINET 2008»
15 years 6 months ago
Relay sensor placement in wireless sensor networks
This paper addresses the following relay sensor placement problem: given the set of duty sensors in the plane and the upper bound of the transmission range, compute the minimum nu...
Xiuzhen Cheng, Ding-Zhu Du, Lusheng Wang, Baogang ...