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(72086 results)-
Whitepapers
Joint Iterative Power Adjustment and Interference Suppression Algorithms for Cooperative DS-CDMA Networks
April 8, 2013 12:00am PDT
In this paper, the authors presents joint iterative power allocation and interference suppression algorithms for DS-CDMA networks which employ multiple relays and the amplify and forward...
Provided by: University of W�rzburg
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Whitepapers
Blind Interference Suppression and Power Adjustment with Alternating Optimization for Cooperative DS-CDMA Networks
April 8, 2013 12:00am PDT
In this paper, the authors presents blind joint interference suppression and power allocation algorithms for DS-CDMA networks with multiple relays and decode and forward protocols. A scheme for...
Provided by: University of W�rzburg
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Whitepapers
A New Metric for Routing in Military Wireless Network
April 7, 2013 12:00am PDT
Wireless ad-hoc network is generally employed in military and emergencies due to its flexibility and easy-to-use. It's suitable for military wireless network that has the characteristics of...
Provided by: BeiHang University
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Whitepapers
Interference Suppression and Group-Based Power Adjustment via Alternating Optimization for DS-CDMA Networks with Multihop Relaying
April 6, 2013 12:00am PDT
In this paper, the authors presents joint interference suppression and power allocation algorithms for DS-CDMA networks with multiple hops and Decode-and-Forward (DF) protocols. A scheme for joint...
Provided by: University of W�rzburg
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Whitepapers
Network Coding for Energy-Efficient Distributed Storage System in Wireless Sensor Networks
April 5, 2013 12:00am PDT
A network coding-based scheme is proposed to improve the energy efficiency of distributed storage systems in WSNs (Wireless Sensor Networks), which mainly focuses on two problems: firstly,...
Provided by: Nanjing University of Science & Technology
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Whitepapers
The Multicell Multiuser MIMO Uplink With Very Large Antenna Arrays and a Finite-Dimensional Channel
April 4, 2013 12:00am PDT
The authors consider multi-cell multiuser MIMO systems with a very large number of antennas at the Base Station (BS). They assume that the channel is estimated by using uplink training. They...
Provided by: Institute of Electrical & Electronic Engineers
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Whitepapers
Analyzing Medium Access Techniques in Wireless Body Area Network
April 3, 2013 12:00am PDT
In this paper, the authors presents comparison of access techniques used in Medium Access Control (MAC) protocol for Wireless Body Area Networks (WBANs). Comparison is performed between Time...
Provided by: Dalhousie University
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Whitepapers
Competition Between Wireless Service Providers: Pricing, Equilibrium and Efficiency
April 3, 2013 12:00am PDT
As the communication network is in transition towards a commercial one controlled by Service Providers (SP), the present paper considers a pricing game in a communication market covered by several...
Provided by: University of Science and Technology Houari Boumediene
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Whitepapers
Quality of Service in Wireless Cellular Networks Subject to Log-Normal Shadowing
April 3, 2013 12:00am PDT
Shadowing is believed to degrade the Quality of Service (QoS) in wireless cellular networks. Assuming log-normal shadowing, and studying mobile's path-loss with respect to the serving Base Station...
Provided by: Orange Labs
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Whitepapers
Training for Antenna Selection in Time-Varying Channels: Optimal Selection, Energy Allocation, and Energy Efficiency Evaluation
April 3, 2013 12:00am PDT
Single receive Antenna Selection (AS) is a popular method for obtaining diversity benefits without the additional costs of multiple radio receiver chains. Since only one antenna receives at any...
Provided by: Institute of Electrical & Electronic Engineers
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Whitepapers
Optimal Power Allocation for Hybrid ARQ With Chase Combining in I.i.d. Rayleigh Fading Channels
April 3, 2013 12:00am PDT
The authors consider the optimization of Chase Combining (CC)-based Hybrid-Automatic Repeat reQuest (HARQ) schemes with a limit on the maximum number of retransmissions. They formulate two...
Provided by: Institute of Electrical & Electronic Engineers
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Whitepapers
A Real-Time Group Auction System for Efficient Allocation of Cloud Internet Applications
April 2, 2013 12:00am PDT
Increasing number of the cloud-based Internet applications demands for efficient resource and cost management. This paper proposes a real-time group auction system for the cloud instance market....
Provided by: Nanyang Technological University
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Whitepapers
HEER: Hybrid Energy Efficient Reactive Protocol for Wireless Sensor Networks
April 2, 2013 12:00am PDT
Wireless Sensor Networks (WSNs) consist of numerous sensors which send sensed data to base station. Energy conservation is an important issue for sensor nodes as they have limited power. Many...
Provided by: Dalhousie University
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Whitepapers
Network Access Control Technology
April 2, 2013 12:00am PDT
Traditional products working independently are no longer sufficient, since threats are continually gaining in complexity, diversity and performance; In order to proactively block such threats the...
Provided by: Universit� Mohammed 1er
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Whitepapers
An Analysis of Security Issues for Cloud Computing
April 2, 2013 12:00am PDT
Cloud Computing is a flexible, cost-effective, and proven delivery platform for providing business or consumer IT services over the Internet. However, cloud Computing presents an added level of...
Provided by: Creative Commons
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Whitepapers
Managing Interference Correlation Through Random Medium Access
April 2, 2013 12:00am PDT
The capacity of wireless networks is fundamentally limited by interference. However, little research has focused on the interference correlation, which may greatly increase the local delay (namely...
Provided by: Institute of Electrical & Electronic Engineers
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Whitepapers
Effect of Receive Spatial Diversity on the Degrees of Freedom Region in Multi-Cell Random Beamforming
April 2, 2013 12:00am PDT
The Random BeamForming (RBF) scheme, by exploiting multi-user diversity based scheduling, is able to achieve interference-free downlink transmissions with only partial Channel State Information...
Provided by: Institute of Electrical & Electronic Engineers
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Case Studies
Data Security Leaks
April 1, 2013 12:00am PDT
Computer security is an often overlooked aspect of staff training. As a result, sensitive data is at risk of theft and loss. As a worst case scenario, companies have dealt with complete data loss,...
Provided by: Backupserver
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Whitepapers
Awareness in Congestion for Multipath Load Balancing in MANET
April 1, 2013 12:00am PDT
Mobile communication plays a vital role in disaster recovery management during emergency situations. It is helpful in situations where the system has less robust and less flexible infrastructure....
Provided by: International Journal of Computer Applications
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Whitepapers
Simulation Analysis of Session Key Exchange Protocols Based on Key Parameters
April 1, 2013 12:00am PDT
As the Internet grows rapidly, role of security of information of users gain more importance than ever. Key exchange protocols are important in this regard. In this paper, the authors evaluate...
Provided by: International Journal of Computer Applications
