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Institute of Electrical & Electronic Engineers
(11421 results)-
Whitepapers
Spatial Multiplexing for Heterogeneously Equipped Nodes in Wireless Ad Hoc Networks
April 5, 2011, 12:00am PDT
Ad hoc wireless multi-hop networks inherently suffer from interference when several nodes communicate in parallel in a close vicinity. This problem can be alleviated, if the nodes apply multiple...
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Whitepapers
A Combinatorial Auction Based Subcarrier Allocation Algorithm for Multiuser OFDMA
April 5, 2011, 12:00am PDT
The margin adaptive problem for the downlink of orthogonal frequency division multiple access is tackled in this paper. A subcarrier allocation algorithm is presented, which formulates the issue...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Investigation of Control Signaling and Reference Signal Design for Downlink MU-MIMO in LTE-Advanced
April 5, 2011, 12:00am PDT
3rd Generation Partnership Project (3GPP) is specifying Long Term Evolution Advanced (LTE-A) targeting for higher average cell and cell-edge spectrum efficiency over LTE, and Multi-User MIMO...
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Whitepapers
Practical Adaptive Transmission With Respect to Rational Decision Theory
April 5, 2011, 12:00am PDT
In this paper, the authors study the performance of adaptive transmission methods using the rational decision theory based concept. They introduce a channel model and a diversity model for...
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Whitepapers
Channel Estimation With Dedicated Pilot Signal in MIMO-OFDM Systems
April 5, 2011, 12:00am PDT
In this paper, the authors consider the channel estimation with the use of dedicated pilot signal in multiple-input multiple-output orthogonal frequency division multiplexing wireless systems. The...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Capacity Improvement for Cell-Edge Primary User With the Cooperation of the Secondary User in DAS
April 5, 2011, 12:00am PDT
Distributed Antenna System (DAS) can improve the spectral efficiency of the cellular system, especially at the cell edge. In the paper, the authors consider the cognitive radio technique to...
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Whitepapers
Novel Load Balancing Algorithms Ensuring Uniform Packet Loss Probabilities for WSN
April 5, 2011, 12:00am PDT
In this paper, the authors develop optimal scheduling mechanisms for packet forwarding in Wireless Sensor Network, where cluster-heads are gathering information with a predefined Quality of...
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Whitepapers
Combined BER Analysis for Time-Frequency Synchronization Schemes for MB-OFDM UWB
April 5, 2011, 12:00am PDT
In this paper, the authors present the closed form expression of Bit-Error-Rate (BER) of a convolution coded MB-OFDM Ultra-WideBand (UWB) system. The analysis considers the log-normal fading...
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Whitepapers
Joint Spectrum Sensing in Distributed MIMO Systems
April 5, 2011, 12:00am PDT
In this paper, the authors consider a case where two distributed MIMO systems share the same spectrum. Each of them has to dynamically detect the spectrum of the other. The system model is...
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Whitepapers
EVAN: Energy-Aware SVC Video Streaming Over Wireless Ad Hoc Networks
April 5, 2011, 12:00am PDT
In the last decade, both mobile and multimedia communications have experienced unequaled rapid growth and commercial success. However, transmitting multimedia flows over wireless ad hoc network...
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Whitepapers
Macrodiversity Antenna Combining for MIMO-OFDM Cellular Mobile Networks in Supporting Multicast Traffic
April 5, 2011, 12:00am PDT
In this paper the joint effects of the intercell macrodiversity schemes combined with intra-cell spatial multiplexing are investigated for MIMO-OFDM systems. The authors compare the SINR and...
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Whitepapers
Anchor-Free Absolute Localization and Tracking System for Wireless Sensor Networks
April 5, 2011, 12:00am PDT
In this paper, the authors propose an innovative system aimed to process absolute localization of nodes in wireless sensor networks, without anchor nodes. This system takes advantages of the nodes...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
IXOR-Intelligent XOR Using Holding-X Strategy in Ad Hoc Networks
April 5, 2011, 12:00am PDT
Network coding is a promising technology that increases the system throughput via reducing the number of transmissions for the packets delivered from the source node to the destination node in the...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Analytical Derivation of the False Alarm and Detection Probability for NLOS Detection
April 5, 2011, 12:00am PDT
This paper presents a novel analytical derivation of the False Alarm Probability (FAP) and Detection Probability (DP) for Non-Line-Of-Sight (NLOS) detection of GNSS signals. In navigation systems,...
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Whitepapers
Simple Coded Amplify-and-Forward Two-Way Relay Systems With Imperfect Side Information
April 5, 2011, 12:00am PDT
This paper proposes a very simple, near capacity achieving coding scheme for an amplify-and-forward two-way relaying system with imperfect side information, in which two sources communicate with...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
The Analysis and Evaluation of Uplink Transmit Diversity Schemes in Multi-User HSUPA System
April 5, 2011, 12:00am PDT
Transmit diversity can be regarded as a technology in wireless communication in order to enhance the system performance. Some relevant methods of transmit diversity have been presented on the...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
In-Tunnel Vehicular Radio Channel Characterization
April 5, 2011, 12:00am PDT
Inside a tunnel, electromagnetic wave propagation differs strongly from the well understood "Open-air" situation. The characterization of the tunnel environment is crucial for deploying vehicular...
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Whitepapers
Routing Mechanisms Analysis in Vehicular City Environment
April 5, 2011, 12:00am PDT
The VANET are mainly characterized by the high nodes velocity, high nodes density at road intersections and traffic jams and severe radio signals degradation caused by obstacles present in the...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Adaptive Event Forecasting in Wireless Sensor Networks
April 5, 2011, 12:00am PDT
Since the emergence of the earliest Wireless Sensor Networks (WSNs), a great deal of effort has been made to support target tracking applications. Although target tracking, or other services such...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Performance Analysis of Relays in LTE for a Realistic Suburban Deployment Scenario
April 5, 2011, 12:00am PDT
Relays are likely to play an important role in the deployment of Beyond 3G networks, such as LTE-Advanced, thanks to the possibility of effectively extending Macro network coverage and fulfilling...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Outlier Detection of Handover Data for Innersuburban Freeway Traffic Information Estimation Using Mobile Probes
April 5, 2011, 12:00am PDT
Mobile probes provide a supplementary means of traffic information estimation for inner-suburban freeways in the major big cities in China. Lack of sufficient participants with GPS-based smart...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Behavioral Power Amplifier Modeling and Digital Predistorter Design With a Chirp Excitation Signal
April 5, 2011, 12:00am PDT
Digital pre-distortion techniques are widely utilized to linearize radio frequency Power Amplifiers (PAs). In their training process, they commonly use filtered Average White Gaussian Noise (AWGN)...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
A Generalized Analysis of Three-Dimensional Anisotropic Scattering in Mobile Wireless Channels-Part I: Theory
April 5, 2011, 12:00am PDT
In this paper, the authors present a generalized theoretical analysis for multipath scattering in mobile wireless channels where scattered power arrives into Three Dimensions (3-D). Moreover,...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Zero-Forcing Coordinated Base Station Transmission for Femtocell Systems
April 5, 2011, 12:00am PDT
In this paper, the authors consider the interference between femtocells in a High Speed Downlink Packet Access (HSDPA) system. When no specific interference management technique is applied the...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
New Exponential Lower Bounds on the Gaussian Q-Function Via Jensen's Inequality
April 5, 2011, 12:00am PDT
Using the convexity property of the exponential function, the authors obtain a family of exponential lower bounds on the Gaussian Q-function using the Jensen's inequality. The tightness of the...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Coordinating Handover Parameter Optimization and Load Balancing in LTE Self-Optimizing Networks
April 5, 2011, 12:00am PDT
In this paper, the authors present simulation results of a self-optimizing network in a Long-Term-Evolution (LTE) mobile communication system that uses two optimizing algorithms at the same time:...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
A Novel Multiple Relay Selection Strategy for LTE-Advanced Relay Systems
April 5, 2011, 12:00am PDT
This paper considers a multiple Decode-and-Forward (DF) relay assisted network in the Long Term Evolution-Advanced (LTE-A) system. Multiple Relay Nodes (RNs) joint transmission is applied to...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Data Protection and Crypto Algorithms' Performance in RSMAD
April 5, 2011, 12:00am PDT
The paper presents the architecture of the Radio System for Monitoring and Acquisition of Data from Traffic Enforcement Cameras (in short: RSMAD), particularly concerning the protection of...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
An Effective Code Generator for Frequent Authentication of Multimedia Contents in Mobile Applications and Services
April 5, 2011, 12:00am PDT
This paper discusses a fast generation procedure of authentication codes, for multimedia content cryptography, whose length (and computational complexity) can be tuned accordingly to the specific...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
UL Performance of Type-1 Relay Enhanced FDD LTE-A Networks With Unaligned Backhaul Subframes
April 5, 2011, 12:00am PDT
Long Term Evolution-Advanced (LTE-A) networks are termed as the 4G cellular systems and the standardization has been included in 3GPP Release 10. There are several new techniques used in LTE-A...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Framework for Integration of IEEE 802.21 MIH Function With Ad Hoc Routing Protocol
April 5, 2011, 12:00am PDT
The authors propose a framework for the integration of IEEE 802.21 Media Independent Handover (MIH) function with an ad-hoc routing protocol to improve the performances of the ad-hoc routing...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Backhaul Design and Controller Placement for Cooperative Mobile Access Networks
April 5, 2011, 12:00am PDT
Exploiting base station cooperation in wireless mobile access networks leads to benefits in wireless transmission capacity, inter-cell interference management, and cell edge user experience. The...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Towards Self-Organizing Mobility Robustness Optimization in Inter-RAT Scenario
April 5, 2011, 12:00am PDT
The deployment of Long Term Evolution (LTE) system will be at first concentrated on areas with high user traffic overlaying with legacy Second (2G) or Third Generation (3G) mobile system....
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Distributed Precoding With Local Power Negotiation for Coordinated Multi-Point Transmission
April 5, 2011, 12:00am PDT
Coordinated Multi-Point (CoMP) transmission has recently received much attention due to its promise in effectively mitigating the inter-cell interference in a cellular network. In this paper, the...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Vehicle Heading Estimation Using a Two Low-Cost GPS Receiver Configuration
April 5, 2011, 12:00am PDT
The use of navigation systems, such as those based today on the Global Positioning System (GPS), in standard vehicles has become affordable and has been generalized, in the recent years. Combining...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Radio Channel Degradation Detection and Diagnosis Based on Statistical Analysis
April 5, 2011, 12:00am PDT
In complex radio environments like cellular mobile networks, the quality of the radio channel strongly affects the service quality experienced by users. Degraded channel quality makes users...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
A Novel TCP-Oriented Multi-Layer Packet Scheduling Algorithm
April 5, 2011, 12:00am PDT
In order to reduce the reception completion time of data units in the application layer, a novel TCP-oriented Multi-Layer Packet Scheduler (TCP-oriented MLPS) is proposed in this paper. The...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Model for the Path Loss of In-Room Reverberant Channels
April 5, 2011, 12:00am PDT
A general path loss model for in-room radio channels is proposed. The model is based on experimental observations of the behavior of the delay-power spectrum in closed rooms. In such a room, the...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
On the SER of Distributed TAS/MRC in MIMO Multiuser Relay Networks
April 5, 2011, 12:00am PDT
Distributed Transmit Antenna Selection with Maximal-Ratio Combining (TAS/MRC) is proposed for use in Multiple-Input Multiple-Output (MIMO) Multiuser Relay Networks (MRN), where NS, NR, and ND...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Energy Efficient Timing Synchronizer for MB-OFDM UWB
April 5, 2011, 12:00am PDT
A Cross-Correlation Function (CCF) based timing synchronization algorithm of low complexity, applicable for single-band transmission is presented. Novelty of the synchronizer lies in utilization...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Capacity and Regulatory Study on the Potential Use of Satellite on the Move Terminals at X-Band
November 10, 2008, 12:00am PST
The Army is evaluating the potential use of military X-band, in support of Satellite On-The-Move (SOTM) missions, to satisfy much needed war-fighting bandwidth. Over the next 5 years, the Wideband...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Radio Link Control Acknowledged Mode Configuration for MUOS
October 6, 2008, 12:00am PDT
As part of 3G WCDMA, the Radio Link Control (RLC) protocol is a layer 2 protocol that provides transport services between User Equipment (UE) and the Radio Access Network (RAN). Three transport...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
MUOS Radio Resource Management Algorithms
October 6, 2008, 12:00am PDT
The Mobile User Objective System (MUOS) is a next generation military satellite communication system based on the terrestrial 3GPP WCDMA (3rd Generation Partnership Project - Wideband Code...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Analyzing the Effects of Mobility Events on MUOS Terminals
October 1, 2008, 12:00am PDT
The Mobile User Objective System (MUOS) is a next generation military satellite communication system based on terrestrial 3GPP WCDMA. In any mobile wireless communication system, user terminal...
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Whitepapers
The MUOS Base Station Rake Receiver
October 6, 2008, 12:00am PDT
The Mobile User Objective System (MUOS) uses WCDMA as a basis for its waveform definition. MUOS is, however, a geo-satellite system which in certain ways is a vastly different communications...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Demodulation Performance for MUOS User-to-Base Downlink Receiver
September 12, 2008, 12:00am PDT
In the DOD Mobile-User Objective System (MUOS), the U2B downlink feeds data representing 32 digitized WCDMA beam-carriers from the spacecraft to ground. To meet system requirements this link must...
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Whitepapers
WCDMA Physical Layer Modeling for the MUOS Project
October 6, 2008, 12:00am PDT
The Mobile User Objective System (MUOS) is a UHF geo-satellite communications system. The waveform definition was derived from the 3GPP (3rd Generation Partnership Project) WCDMA waveform. As...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Multi-Frequency Time-Division Multiple-Access (MF-TDMA) Resource Packing
September 9, 2008, 12:00am PDT
Multi-Frequency Time-Division (MF-TDMA) techniques allow a large community of users to share bandwidth efficiently. Resources can be allocated based on user demands and user capabilities. The...
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Whitepapers
Improving Satellite Bandwidth Utilization by Applying Combinatorial Optimization to the Integrated Waveform (DAMA UHF SATCOM)
October 5, 2008, 12:00am PDT
The Integrated Waveform (DAMA UHF SATCOM), specified in MIL-STD-188-181C/182B/183B/185A, defines a TDMA communication system in an attempt to improve satellite bandwidth utilization over legacy...
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Whitepapers
Analysis of ECN on TCP Performance Enhancing Proxy Performance for Satellite Networks
September 22, 2008, 12:00am PDT
TCP has been a robust and efficient protocol for data communication in the terrestrial wired networks for more than a couple of decades now. However, TCP is very inefficient over high delay and...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Dynamic Bandwidth Allocation in SCPC-Based Satellite Networks
September 7, 2008, 12:00am PDT
Dynamic bandwidth allocation is used in many current VSAT networks as a means of efficiently allocating satellite bandwidth resources. In many Time Division Multiple Access (TDMA) based networks,...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Distinguishing True and False Source Locations When Locating Multiple Concurrent Speech Sources
January 18, 2008, 12:00am PST
A permutation problem arises in the case of locating multiple speech sources using several sensor arrays in the far field. The intersection of different Direction Of Arrival (DOA) estimates...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Application of the GRA to Data Links
October 2, 2008, 12:00am PDT
The HC3 Government Reference Architecture (GRA) is being defined to support cost effective implementation of a network centric, reconfigurable, multi-band family of SATCOM platforms. A session in...
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Whitepapers
High Bandwidth High Throughput (HBHT) Government Reference Architecture (GRA) Open Source Management and Compliance
October 2, 2008, 12:00am PDT
This paper describes some approaches for implementation of the HBHT GRA in an open source environment. It describes the process associated with engaging industry in developing the GRA Functional...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Software Development of Satcom Terminals
October 3, 2008, 12:00am PDT
The move to adopt the Modular, Open-Systems Approach to SATCOM development has led to open-standards interfaces both for hardware buses and software infrastructure. A software development...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
A Rain Attenuation Time Series Model for MUOS
October 3, 2008, 12:00am PDT
Rain attenuation is the predominant signal impairment on satellite-earth communications above 10 GHz. The impact can be described as deep slowly-varying amplitude fades where signal phase is...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
An Excursion to Define the Boundaries of the Government Reference Architecture
August 31, 2008, 12:00am PDT
This paper describes a preliminary proof of concept of the Government Reference Architecture (GRA) that integrates a Commercial-Off-The-Shelf (COTS) Universal Software Radio Peripheral (USRP)...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
On the Use of a Standard Backplane in a Modular Satellite Communications Terminal Architecture
September 18, 2008, 12:00am PDT
the future of modular satellite communication terminals heads toward commercial standards, the use of a common or standard backplane drives the overall architecture to a more useable and reusable...
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Whitepapers
An Implementation of the Government Reference Architecture Waveform Developer and System Integrator Roles
November 10, 2008, 12:00am PST
With the advent of the Software Communications Architecture (SCA) for Software Defined Radios (SDRs) and above 2 GHz (A2G) systems, the ability to develop reusable and portable software has...
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Whitepapers
DODAF Analysis of the High Bandwidth High Throughput Satellite Terminal Government Reference Architecture
September 30, 2008, 12:00am PDT
The Army High Capacity Communications Capability (HC3) Project is leading the development of a Government Reference Architecture (GRA) for future Joint war-fighter High Bandwidth High Throughput...
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Whitepapers
The Effect of Open-Loop Power Control Margin on the Pole Capacity of WCDMA Geosynchronous Satellite Systems
August 30, 2008, 12:00am PDT
WCDMA geosynchronous satellite systems have been proposed for both military and commercial applications. In particular, the US Government is developing the Mobile User Objective System (MUOS) and...
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Whitepapers
Measuring and Maintaining Program Synchronization
September 25, 2008, 12:00am PDT
Instead of relying on a single acquisition program to design and build their constituent parts, complex systems increasingly rely on multiple development programs operating in parallel. This can...
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Whitepapers
The Effect of Legacy Interference on MUOS Uplink Performance
September 11, 2008, 12:00am PDT
This paper presents the results of simulations used to determine the impact of legacy interference on MUOS uplink performance. The impact on the required Eb/No, capacity, and resistance to...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
The HDR-RF Test Waveform - An Innovative Risk Reduction Product for FPGA-Based Satcom Modems
August 25, 2008, 12:00am PDT
Transponded Ka-band military SATellite COMmunications (SATCOM) enables airborne Intelligence, Surveillance, and Reconnaissance (ISR) platforms, such as the Global Hawk Unmanned Aerial Vehicle...
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Whitepapers
Supporting Reliable and Secure Transport Services Over DVB-RCS Satellite Systems Using XCP
September 12, 2008, 12:00am PDT
The DVB-RCS standard provides a framework for Multi-Frequency TDMA (MF-TDMA) and dynamic resource (frequencies and time slots) allocation over satellite links. Nevertheless, MF-TDMA and dynamic...
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Whitepapers
Reducing VSAT Aperture Via Satellite MIMO
September 4, 2008, 12:00am PDT
Using multiple-input-multiple-output processing for terrestrial multi-path channels is well known. The authors describe here its use in reducing a terminal's aperture for line-of-sight satellite...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Isolating Multi-Path Effects From the Position Estimate Residuals in GPS Receivers
September 29, 2008, 12:00am PDT
Multi-path reflections can cause GPS receiver devices to mis-calculate their location. Errors due to multi-path will tend to bias the position estimate from the true value. The redundancy of...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Spectrum Adaptive Test Terminal
October 2, 2008, 12:00am PDT
Mobile User Objective System (MUOS) spectrum requirements call for the notching of the MUOS waveform to prevent interference with other users of the MUOS band. This function will be achieved via...
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Whitepapers
Title: Test of an Experimental Satcom Network in EHF Band
September 9, 2008, 12:00am PDT
Military operational needs require higher data rates and consequently more bandwidth. In order to cope with the limited bandwidth in SHF frequency band (500 MHz), the two satellites SYRACUSE 3 A...
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Whitepapers
A New Propagation Prediction Tool for Earth-Space Geometries for the Advanced Refractive Effects Prediction System (AREPS)
September 10, 2008, 12:00am PDT
AREPS is the U.S. Navy's designated software tool for radar performance simulation and analysis. For well over 20 years it has been used to provide accurate propagation predictions in realistic...
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Whitepapers
OFDM Modulation Schemes for Military Satellite Communications
September 10, 2008, 12:00am PDT
The Orthogonal Frequency Division Multiplexing (OFDM) modulation as a digital multi-carrier technique possesses many unique advantages over single-carrier approaches and is being adopted by...
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Whitepapers
Provisioning Tactical MILSATCOM Through DVB Augmentation
October 5, 2008, 12:00am PDT
The past twenty years have seen exponential growth in tactical data exchange on the battlefield. The Information Exchange Requirements (IERs) of the 'network enabled' soldier, when combined with...
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Whitepapers
Remote IP SATCOM Monitoring and Management
September 19, 2008, 12:00am PDT
Over the last few years, several IP SATellite COMmunication (SATCOM) systems, including: Digital Video Broadcasting - Return Channel via Satellite (DVB-RCS), iDirect, Linkway, and Joint Network...
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Whitepapers
Defense Information System Network Satellite Service
November 10, 2008, 12:00am PST
Services and Agencies continue to deploy IP SATCOM systems while awaiting migration to the Joint IP Modem (JIPM). As the JIPM nears production, challenges such as establishing responsibility for...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
A Mobile Satellite Systems Frame Work for Network Centric Applications
September 18, 2008, 12:00am PDT
Commercial SATellite COMmunications (SATCOM) provide a range of services to network centric military applications. In addition to fixed satellite systems, a wide range of mobile satellite systems...
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Whitepapers
Network Centric Satellite Communication With IP Networks Based on Regenerative Satellite Mesh-A (RSM-A) KA Band Technology
September 16, 2008, 12:00am PDT
Network centric unification of diverse communication and information sharing systems is a key objective for national defense. Overall, IP-convergence is the basis for seamlessly integrating the...
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Whitepapers
Pareto-Optimal Situation Analysis for Selection of Security Measures
September 12, 2008, 12:00am PDT
A methodology of selection of security measures is presented and a prototype implementation in the form of a hybrid expert system is described. This expert system is applicable, first of all, in...
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Whitepapers
Automated Planning and Scheduling Service for Network Based Operations
October 24, 2008, 12:00am PDT
Future Network based Operations (NbO) will necessitate new approach to deal with as symmetric context, urban area and tactical mobility. These operations will have to cope with multiple...
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Whitepapers
An Analysis of the Efficient Size of a MIMO System for Full Multiplexing in 16-Qam Signaling
September 10, 2008, 12:00am PDT
In this paper, the authors provide an analysis of an adequate dimension of Multiple-Input Multiple-Output (MIMO) system for full multiplexing in 16-QAM signaling. There are many results of small...
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Whitepapers
Channel Mismatch Compensation for Space-Time Adaptive Processors
September 16, 2008, 12:00am PDT
Mismatches in the response of the components used in the analogue front-ends of adaptive beamformers can reduce their ability to produce deep nulls against broadband interferers. These mismatches...
Provided by Institute of Electrical & Electronic Engineers
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