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ADHOC
2005
116views more  ADHOC 2005»
13 years 11 months ago
Power efficient routing trees for ad hoc wireless networks using directional antenna
In ad hoc wireless networks, nodes are typically powered by batteries. Therefore saving energy has become a very important objective, and different algorithms have been proposed t...
Fei Dai, Qing Dai, Jie Wu
MONET
2008
77views more  MONET 2008»
13 years 11 months ago
On Relay Node Placement and Assignment for Two-tiered Wireless Networks
Wireless networks that operate on batteries are imposed with energy constraints and long distance communications between nodes are not desirable. Implementing Relay Nodes (RNs) can...
Wenxuan Guo, Xin-Ming Huang, Wenjing Lou, Cao Lian...
JSAC
2006
170views more  JSAC 2006»
13 years 11 months ago
Cross-Layer design in HSDPA system to reduce the TCP effect
This paper focuses on the interaction between the Transport Control Protocol (TCP) layer and the radio interface in the High Speed Downlink Packet Access (HSDPA) wireless system. I...
Mohamad Assaad, Djamal Zeghlache
JNW
2006
111views more  JNW 2006»
13 years 11 months ago
A Novel AP for Improving the Performance of Wireless LANs Supporting VoIP
Recently, wireless LANs based on the IEEE 802.11 standard have become popular and widely used, and Voice-over-IP (VoIP) is one of the most promising technologies to be used in mobi...
Thavisak Manodham, Tetsuya Miki
JNW
2008
97views more  JNW 2008»
13 years 11 months ago
Secure Multicast in WiMAX
Abstract-- Multicast enables efficient large-scale content distribution and has become more and more popular in network service. Security is a critical issue for multicast because ...
Sen Xu, Chin-Tser Huang, Manton M. Matthews
JISE
2008
127views more  JISE 2008»
13 years 11 months ago
Data Broadcast on a Multi-System Heterogeneous Overlayed Wireless Network
We propose in this paper a two-phase algorithm, named algorithm Layered-Cutting, to address the problem of broadcast program generation in a multi-system heterogeneous overlayed w...
Jiun-Long Huang, Jui-Nan Lin
CORR
2007
Springer
94views Education» more  CORR 2007»
13 years 11 months ago
Neighbor Discovery in Wireless Networks:A Multiuser-Detection Approach
— We examine the problem of determining which nodes are neighbors of a given one in a wireless network. We consider an unsupervised network operating on a frequencyflat Gaussian...
Daniele Angelosante, Ezio Biglieri, Marco Lops
IJHPCN
2006
114views more  IJHPCN 2006»
13 years 12 months ago
Improved schemes for power-efficient broadcast in ad hoc networks
: Ad hoc wireless networks are a special type of wireless network in which a collection of mobile hosts (nodes) with wireless network interfaces may form a temporary network withou...
Xiao Chen, Jian Shen
IJNSEC
2008
140views more  IJNSEC 2008»
13 years 12 months ago
A Secure Group Key Management Scheme for Wireless Cellular Systems
In wireless networks, secure multicast protocols are more difficult to implement efficiently due to the dynamic nature of the multicast group and the scarcity of bandwidth at the ...
Hwa Young Um, Edward J. Delp
COMSIS
2006
100views more  COMSIS 2006»
13 years 12 months ago
Holistic Approach to Wep Protocol in Securing Wireless Network Infrastructure
Constant increase in use of wireless infrastructure networks for business purposes created a need for strong safety mechanisms. This paper describes WEP (Wired Equivalent Privacy) ...
Radomir Prodanovic, Dejan Simic