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JCM
2008
76views more  JCM 2008»
9 years 2 months ago
Waterfilling Estimation for AWGN MIMO Channel Modeled as a Random Matrix
Waterfilling solutions provide optimal power distribution in multiple-input multiple-output (MIMO) system design. However, the optimal distribution is usually obtained through cost...
Victor M. Vergara, Silvio E. Barbin, Ramiro Jordan
JCM
2008
73views more  JCM 2008»
9 years 2 months ago
Man-Made Noise Evaluation for Cryogenic Receiver Front-End
Abstract--This paper presents measured results of manmade noise impact on an cryogenic receiver front-end (CRFE) in urban and suburban areas in the 2-GHz band with amplitude probab...
Shoichi Narahashi, Kei Satoh, Yasunori Suzuki, Tet...
JCM
2008
100views more  JCM 2008»
9 years 2 months ago
Four Transmit Diversity Schemes for Coded OFDM Systems with Four Transmit Antennas
We compare four open-loop transmit diversity schemes in a coded Orthogonal Frequency Division Multiplexing (OFDM) system with four transmit antennas, namely cyclic shift diversity ...
Chau Yuen, Yan Wu, Sumei Sun
JCM
2008
94views more  JCM 2008»
9 years 2 months ago
Cell Site Power Characterization for Multi-rate Wireless CDMA Data Networks Using Lognormal Approximation
An analytical model is developed to solve the power-rate assignment problem for multi-rate CDMA systems and calculate the probability density function (PDF) for the downlink traffi...
Ashraf S. Hasan Mahmoud
JCM
2008
77views more  JCM 2008»
9 years 2 months ago
In-Field Attack Proof of Injected False Data in Sensor Networks
In a large-scale sensor network individual sensors can be compromised to inject bogus sensing reports. While SEF can filter out the outfield false reports, it is incapable of detec...
Zheng Wang, Xiaodong Lee, Xinchang Zhang, Baoping ...
JCM
2008
196views more  JCM 2008»
9 years 2 months ago
An Energy Optimization Protocol Based on Cross-Layer for Wireless Sensor Networks
Survivability is one of the critical issues and the most important research topics in the fields of wireless sensor networks (WSNs). Energy efficiency is one of the determining fac...
Yuebin Bai, Shujuan Liu, Mo Sha, Yang Lu, Cong Xu
JCM
2008
101views more  JCM 2008»
9 years 2 months ago
MIMO Channel Sounder at 3.5 GHz: Application to WiMAX System
The use of antenna arrays at emission and reception seems to represent a prominent solution for future wireless systems, it improves data rates and enhances the quality of service....
Hanna Farhat, Guy Grunfelder, Alvaro Carcelen, Gha...
JCM
2008
83views more  JCM 2008»
9 years 2 months ago
The Impact of Combined Equalization on the Performance of MC-CDMA Systems
In this work the performance of a combined equalization for multi-carrier code division multiple access (MC-CDMA) systems is analytically evaluated. Combined equalization consists ...
Barbara M. Masini
JCM
2008
73views more  JCM 2008»
9 years 2 months ago
Cooperative Cross-Layer Design for Wireless Networks
Creighton T. R. Hager, Dong-Jye Shyy, Jamie Ma
JCM
2008
63views more  JCM 2008»
9 years 2 months ago
A Node Encoding of Torus Topology and Its Improved Routing Algorithm
With the feature size of semiconductor technology reducing and intellectual properties (IP) cores increasing, on chip communication architectures have a great influence on the perf...
Xiaoqiang Yang, Junmin Li, Huimin Du, Jungang Han
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