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2013 Research Experience for Teachers - Robotics

Presentation for the 2013 Research Experiences for Teachers (RET) project. This presentation discusses a research project on robotics involving multi-sensor robotics and potential uses for robotic communication.
Date: 2013
Creator: Freeman, Elizabeth; Bell, Jesse; Namuduri, Kamesh & Costilla, Omar
System: The UNT Digital Library

Call Admission Control Scheme for Arbitrary Traffic Distribution in CDMA Cellular Systems

This presentation discusses call admission control (CAC). The authors define a set of feasible call configurations that results in a CAC algorithm that captures the effect of having an arbitrary traffic distribution and whose complexity scales linearly with the number of cells.
Date: September 2000
Creator: Akl, Robert G.; Hegde, Manju V.; Naraghi-Pour, Mort & Min, Paul S.
System: The UNT Digital Library

Capacity Allocations in Multi-cell UMTS Networks for Different Spreading Factors with Perfect and Imperfect Power Control [Presentation]

This presentation discusses user and interference models, wideband code division multiple access (WCDMA) capacity with perfect and imperfect power control, and spreading factors with numerical results.
Date: January 2006
Creator: Akl, Robert G. & Nguyen, Son
System: The UNT Digital Library

CCAP: A Strategic Tool for Managing Capacity of CDMA Networks

This presentation discusses CCAP, a strategic tool for managing capacity of CDMA networks. CCAP is a graphical interactive tool for CDMA that calculates the coverage area, call capacity of a CDMA network, and subscriber network performance to optimize capacity.
Date: 1998
Creator: Akl, Robert G.
System: The UNT Digital Library

CDMA Network Design

This presentation gives an overview of code-division multiple access (CDMA) and inter-cell effects, network capacities, sensitivity analysis of base station locations, pilot-signal power, and transmission power of the mobiles, and concludes with numerical results.
Date: May 2002
Creator: Akl, Robert G.
System: The UNT Digital Library

Cell Design to Maximize Capacity in CDMA Networks

This presentation discusses the code division multiple access (CDMA) inter-cell effects, capacity regions, maximizing network capacity, mobility, a call admission control algorithm, and network performance.
Date: April 2002
Creator: Akl, Robert G.
System: The UNT Digital Library

Cell Placement in a CDMA Network

This presentation discusses research on cell placement in a CDMA network. In order to enable iterative cell placement the authors use a computationally efficient iterative process to calculate the inter-cell and intra-cell interferences as a function of pilot-signal power and base station location.
Date: September 1999
Creator: Akl, Robert G.; Hegde, Manju V.; Naraghi-Pour, Mort & Min, Paul S.
System: The UNT Digital Library

Current Research in Wireless at UNT

This presentation discusses wireless networks, access point selections, traffic balancing, multi-cell CDMA, user distribution modeling, and call admission control.
Date: October 2004
Creator: Akl, Robert G.
System: The UNT Digital Library

Effects of Call Arrival Rate and Mobility on Network Throughput in Multi-Cell CDMA

This presentation discusses call arrival rate and mobility. The effect of call arrival rate on the capacity of a code-division multiple-access (CDMA) cellular network is evaluated.
Date: June 1999
Creator: Hegde, Manju V.; Akl, Robert G. & Min, Paul S.
System: The UNT Digital Library

Energy-Aware Routing and Hybrid Synchronization in Sensor Networks

This presentation discusses the research of sensor synchronization, sensor grid routing, and voice over internet protocol (VoIP).
Date: September 2007
Creator: Akl, Robert G.
System: The UNT Digital Library

Flexible Allocation of Capacity in Multi-Cell CDMA Networks

This presentation discusses flexible allocation of capacity in multi-cell CDMA networks. The effect of reverse power levels on the capacity of a code-division multiple-access (CDMA) cellular network is evaluated.
Date: July 1999
Creator: Akl, Robert G.; Hegde, Manju V.; Naraghi-Pour, Mort & Min, Paul S.
System: The UNT Digital Library

Global versus Local Call Admission Control in CDMA Cellular Networks [Presentation]

This presentation discusses interference model impacts on capacity, global call admission controls, local call admission controls, and the differences in global versus local call admission controls.
Date: July 2004
Creator: Akl, Robert G. & Parvez, Asad
System: The UNT Digital Library

Impact of Interference Model on Capacity in CDMA Cellular Networks

This presentation introduces code division multiple access (CDMA) networks, average and actual interference models, optimized capacity, and the 2D Gaussian user model.
Date: July 2004
Creator: Akl, Robert G. & Parvez, Asad
System: The UNT Digital Library

Indoor Air Quality: COâ‚‚ Sensors and Demand Controlled Ventilation

This presentation discusses research on indoor air quality (IAQ) and building a small IAQ control system using Arduino microcontroller board and micro gas sensors (CO2, O3, etc.). This research is part of Research Experiences for Teachers (RET) in Sensor Education, a National Science Foundation (NSF) funded grant project.
Date: July 28, 2013
Creator: Parsons, David; Jordan, Georgette; Cheggwidden, Dawn; Li, Xinrong; Thompson, Ruthanne & Abraham, Sherin
System: The UNT Digital Library

Research, Teaching, and Outreach

This presentation discusses research in sensor network routing, WiFi network optimization, 3G cellular call admission, and the outreach and resources needed.
Date: December 9, 2005
Creator: Akl, Robert G.
System: The UNT Digital Library

Retention and Recruitment of Women in Computer Engineering

This presentation discusses strategies and goals for recruiting more women to Computer Science and Engineering degree (CSE) programs at the University of North Texas (UNT). It also describes a series of activities aimed at improving retention rates of women students already in our programs. Such recruitment and retention of women is critical to the country's efforts to increase the number of engineering professionals, and is a priority for the CSE Department at UNT.
Date: July 2006
Creator: Akl, Robert G. & Garlick, Ryan
System: The UNT Digital Library

Robocamp: Encouraging Young Women to Embrace STEM

This presentation discusses Robocamp, a special summer camp that was created by the University of North Texas (UNT) Computer Science and Engineering department. Robocamp successfully promotes engineering among high school women.
Date: February 2009
Creator: Akl, Robert G.; Keathly, David & Garlick, Ryan
System: The UNT Digital Library

Rocket Recovery Systems for High Power Model Rocketry

This presentation discusses research on rocket recovery systems for high power model rocketry using Arduino microprocessors with GPS and GSM shields for tracking. This research is part of Research Experiences for Teachers (RET) in Sensor Education, a National Science Foundation (NSF) funded grant project.
Date: 2013
Creator: Bih, Michael; Gscheidle, Karl H.; Hardy, Debra; Kulle, Gregory; Acevedo, Miguel F.; Kollipara, Naveen et al.
System: The UNT Digital Library

Self-Configuring Wireless MEMS Network

This presentation discusses miniature, lightweight, self-powered wireless sensors, and networking software needs.
Date: January 2008
Creator: Akl, Robert G.; Kavi, Krishna M. & El Rewini, Hesham
System: The UNT Digital Library

Stream Monitoring and Control Team

This presentation discusses research on multiple sensor clusters that monitor environmental health. The goal of the project was to create a series of sensor clusters, arranged into an array of nodes, that feeds key stream health data to an easily accessible database using an ad hoc wireless network.
Date: 2013
Creator: Bunn, Zac; McEver, Mike; Seastrunk, Deliah; Fu, Shengli; Hoeinghaus, David & Gu, Yixing
System: The UNT Digital Library

Subscriber Maximization in CDMA Cellular Networks

This presentation gives an overview of code division multiple access (CDMA), traffic and mobility models, subscriber optimization formulation, and numerical results.
Date: August 2004
Creator: Akl, Robert G.
System: The UNT Digital Library

Using Wireless Sensor Network Controls to monitor an indoor Aquaponic System

This presentation discusses research on aquaponic control systems. Researchers built a simple automatic control of an aquaponic ecosystem.
Date: 2013
Creator: Guerrero, Jose; Edwards, Fern; Wan, Yan & Sheth, Vardhman
System: The UNT Digital Library

WARM SRAM: A Novel Scheme to Reduce Static Leakage Energy in SRAM Arrays

This presentation accompanies a paper discussing research on a novel scheme to reduce static leakage energy in SRAM arrays.
Date: February 2004
Creator: Gomathisankaran, Mahadevan & Tyagi, Akhilesh
System: The UNT Digital Library

WiFi and WCDMA Network Design

This presentation discusses WiFi access point selection and traffic balancing, multi-cell wideband code division multiple access (WCDMA) with multiple classes, user modeling using 2D Gaussian distribution, and intra-cell and inter-cell interference and capacity.
Date: April 2005
Creator: Akl, Robert G.
System: The UNT Digital Library