Full time job in Wireless NEtworks

Guohua Zhang

Phone #: 817-***-****. Email: ******.*****@****.***.***

Objective Position in resource allocation in wireless network, and software development.

Expertise Good strength in mathematical optimization (deterministic and stochastic modeling),

good programming skills, strong logical and analytical problem solving skills.

Skills Programming Languages: C/C++, Java, Tcl, Perl, Sql.

Analysis Tools: Matlab, Mathematica, CPLEX, Mosek, UML, ClearCase, R/S-PLUS, SAS,

Rational Purify/Quantify.

Operating Systems: Linux, Unix, Windows.

Networks: TCP/IP, CDMA, TDMA, OFDM, 802.x, Wireless Mesh Networks, Security

Protocols, Ns2, Opnet.

Courses: Mathematical Optimization, Graph Theory, Combinatorial Optimization, Dynamic

Programming and Optimal Control, Probability Models, Theory of Probability, Stochastic

Processes, Queueing Theory, Statistics, Game Theory, Artificial Intelligence, Machine

Learning, Database, Algorithm Design, Software Engineering, Wireless Networks, Computer

Networks, Network Security, Real Time Systems.

Education The University of Texas at Arlington

Ph.D. in Computer Science (Graduation: August 2008)

• Research: Network pricing, optimization and control of wireless networks, wireless mesh

networks.

The University of Texas at Dallas 2002

M.S. in Computer Science

• Concentration: Computer networking.

Shanghai JiaoTong University, China 1996

Ph.D. in Control Theory (Applied Mathematics).

• Research: Optimization and control of discrete event systems, scheduling in

real time systems.

Harbin Institute of Technology, China 1992

M.S. in Automation.

• Research: Optimization and control of manufacturing systems.

Experience Cerion Optimization Services, Inc. Oct. 2008 – July 2009

Contractor working in wireless network optimization

• Developed software (C/C++) to help maximize the efficiency of GSM/UMST

or CDMA/EVDO network based on optimization algorithms.

• Developed software (C/C++) to provide strategic planning/forecasting.

Sabre Holdings/Airline Solutions May - Aug. 2007

Worked as Intern in operations research development team

• Did research in large scale optimization (linear programming, mixed integer

programming).

• Developed scheduling and routing algorithms for flight scheduler to reduce flight

schedule generation time and increase aircraft utilization.

• Developed, optimized, and tested C++ code of optimization software for airline

solutions.

The University of Texas at Arlington Sept. 2003 - Aug. 2008

Teaching Assistant. Department of Computer Science and Engineering.

• Courses: Software engineering, C/C++, computer networking, network

security, wireless networks.

Projects Repeated Game Modeling of Congestion Management in Challenged Networks

• Developed mathematical model for congestion management strategy in

challenged networks based on game theory.

• Implemented the algorithm in Java.

Congestion Management in Delay Tolerant Networks

• Developed congestion management strategies based on methodology of

revenue management and stochastic dynamic programming.

• Implemented the algorithm in C++.

Network Protocol Verification based on Blocking-based Approach

• Developed a new approach to reachability analysis called blocking-based

simultaneous reachability analysis (BSRA).

• BSRA can significantly reduce the number of states explored in network

protocol verification.

• Implemented BSRA approach in C++.

Congestion Control Algorithm forWireless Networks with Time Varying Link Capacity

• Investigated time varying properties of wireless links due to environment or mobility.

• Proposed a primal-dual congestion control algorithm based on optimization method.

• Analyzed stability and sensitivity of congestion control algorithm.

• Implemented the algorithm in C++ and Tcl under ns 2 environment.

Recent Publications

1. G. Zhang, J. Wang, Y. Liu, Congestion Management in Delay Tolerant Networks, In

Proceedings of WICON 2008, Maui, Hawaii, USA.

2. G. Zhang, Y. Liu, Congestion Management in Opportunistically Connected Networks

Using Repeated Games, In Proceedings of ISSNIP 2008, Sydney, Australia.

3. H. Luo, G. Zhang, Y. Liu, and S. K. Das, Adaptive Routing in Wireless Sensor Networks,

Book chapter in Adaptation and Cross Layer Design in Wireless Networks,

Editted by M. Ibnkahla, 2008.

4. J. Wang, G. Zhang, and Y. Liu, Enabling multimedia wireless sensor networks, Book

chapter in Handbook of Research on Mobile Multimedia - 2nd edition, Editted by I.

K. Ibrahim, 2008.

5. G. Zhang, Y. Liu, Stability and Optimization for Congestion Control in Wireless

Mesh Networks with Time Varying Link Capacities, Ad Hoc Networks 5 (2007) 769 - 785.

6. G. Zhang, Y. Liu, Stability and Sensitivity for Congestion Control in Wireless Networks

with Time Varying Link Capacities, In Proceedings of ICNP 2005, Boston, MA.

Award

• Business Case Competition for Summer Intern in Sabre Holdings — the 3th place

• Topic: Sabre Online Advertising Networks

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