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Dr. Akl has over 14 years of industry and academic experience. He has designed, implemented, and optimized both hardware and software aspects of several wireless communication systems for CDMA, WiFi, and sensor networks. Dr. Akl is adept at technology investigations and engineering management. He has broad expertise in wireless communication, Bluetooth, CDMA/WCDMA network optimization, VoIP, computer architecture, and computer networks. He is a very active researcher and is well published and cited.

 
Education
D.Sc. in Electrical Engineering, Washington University, Aug 2000, GPA: 4.0/4.0
M.S. in Electrical Engineering, Washington University, May 1996, GPA: 4.0/4.0
B.S. in Electrical Engineering, Washington University, May 1994, GPA: 4.0/4.0
B.S. in Computer Science, Washington University, May 1994, GPA: 4.0/4.0
Graduated summa cum laude and ranked first in undergraduate class.
Dissertation: “Cell Design to Maximize Capacity in Cellular Code Division Multiple Access (CDMA) Networks.” Advisors: Dr. Manju Hegde and Dr. Paul Min
 
Research Interest

Wireless Communication, Wireless Sensors, VoIP, Multi-cell Network Optimization, Call Admission Control, Channel Coding, Ad-hoc Networks, Computer Architecture.
 

Employment Experience

5/2008–present             University of North Texas              Denton, TX
Associate Professor

  • Conducting research on sensor networks.
  • Teaching wireless communication courses.
  • Advising graduate and undergraduate students.

3/2004–5/2008             University of Arkansas                   Little Rock, AR
Adjunct Assistant Professor

  • Supervising 2 PhD students doing research on wireless communications.

9/2002–5/2008             University of North Texas              Denton, TX
Assistant Professor

  • Conducting research on WCDMA wireless networks.
  • Teaching wireless communication and computer architecture courses.
  • Advising graduate and undergraduate students.

1/2002–8/2002            University of New Orleans              New Orleans, LA
Assistant Professor

  • Designed and taught two new courses “Computer Systems Design I and II”.
  • Developed a Computer Engineering Curriculum with strong hardware-design emphasis.
  • Formed a wireless research group.
  • Advised graduate and undergraduate students.

10/2000–12/2001         Comspace Corporation                   Coppell, TX
Senior Systems Engineer

  • Designed, coded (in Matlab), and simulated Viterbi decoding, Turbo coding, trellis coded modulation (TCM), and Reed-Muller codes.
  • Optimized soft decision parameters and interleavers for additive white Gaussian and Rayleigh faded channels.
  • Extended the control and trunking of Logic Trunked Radio (LTR) to include one-to-one and one-to-many voice and data messaging.

8/1996–8/2000            MinMax Corporation                      Saint Louis, MO
Research Associate

  • Designed a software package that provides the tools to flexibly allocate capacity in a CDMA network and maximize the number of subscribers.
  • Validated, simulated (logical and timing), and developed the hardware architecture for an ATM switch capable of channel group switching.

8/1994–8/2000            Washington University                    Saint Louis, MO
Research and Teaching Assistant

  • Taught, consulted, and graded Circuit Analysis at the undergraduate level and Network Design at the graduate level.
     
Consulting History

4/2007–5/2007            Collin County Sheriff's Office          McKinney, TX
Analyzed cellular record data and determined user location for a homicide investigation.

4/2004–5/2004            Allegiant Integrated Solutions          Fort Worth, TX
Designed and developed an integrated set of tools for fast deployment of wireless networks. The tools optimize the placement of Access Points and determine their respective channel allocations to minimize interference and maximize capacity.

3/2002–4/2002            Input/Output Incorporated              New Orleans, LA
Designed an implemented an algorithm in MATLAB for optimizing the frequency selection process used by sonar for scanning the bottom of the ocean.

6/1998–7/1998            Teleware Corporation                    Seoul, South Korea
Designed and developed a software package for analyzing the capacity in a CDMA network to maximize the number of subscribers.
 

Litigation Support and Expert Witness Experience

2008 Simpson Thacher & Bartlett LLP
Case: Commil USA, LLC v. Cisco Systems, Inc.
Matter: Patent infringement, two-level wireless protocol
Project: Prior art research
Status: In progress

2006 Woodfill & Pressler
Case: Charles Russell vs. Interinsurance Exchange of the Auto Club
Matter: House fire and insurance claim.
Project: Determining user location using cellular phone records.
Status: Case went to court May 2008

2005 Verizon Wireless
Case: Confidential
Matter: Patent infringement, 2 patents, push-to-talk voice messaging.
Project: Prior art research, infringement analysis, and protocol analysis.
Status: Case settled out of court
 

Manuscripts in Review

Journals

  • M. Haidar, M. Al-Rizzo, R. Akl, Y. Chan, “Channel Assignment in a Load-Balanced IEEE 802.11 WLAN User Environment”, International Journal of Communication Systems, IJCS, under review.

  • M. Haidar, M. Al-Rizzo, R. Akl, Y. Chan, “Enhanced Channel Assignment  in a Power-Managed IEEE 802.11 WLAN”, Journal of Networks, paper no.  JNW02152, under review.

  • R. Akl, S. Park, and K. Kavi, “IEEE 802.11 Network Planning by Modeling and Optimizing Overlapping Channel Assignment and Access Point Selection,” Journal of Wireless Networks, paper no. S-05-00207, under review.

  • R. Akl and A. Arepally, “Modeling and Simulation of Throughput in Multi-cell UMTS Networks for Different Spreading Factors,” Journal of Wireless Networks, paper no. S-05-00212, under review.

  • H. Al-Rizzo, A. Al Habsi, and R. Akl,  “Spectrally Efficient Modulation and Turbo Coding for Wireless Communication in Gaussian Channel,” Int. Journal of Communication Systems, paper no. IJCS-06-0037, under review.
     

Journal Papers
Refereed Conference Papers

2008

2007

2006

2005

2004

  • R. Akl, “Subscriber Maximization in CDMA Cellular Networks,” Proceedings of CCCT 04: International Conference on Computing, Communications, and Control Technologies, August 2004, vol. 3, pp. 234-239. (acceptance ratio 55%,  1000 submitted and 550 accepted)

  • R. Akl and A. Parvez, “Global versus Local Call Admission Control in CDMA Cellular Networks,” Proceedings of CITSA 04: Communications, Information and Control Systems, Technologies and Applications, July 2004, vol. 2, pp. 283-288. (acceptance ratio 47%, 550 submitted and 260 accepted)

  • R. Akl and A. Parvez, “Impact of Interference Model on Capacity in CDMA Cellular Networks,” Proceedings of SCI 04: Communication and Network Systems, Technologies and Applications, July 2004, vol. 3, pp. 404-408. Selected as best paper of those presented in the session: Tele-Communication Systems, Technologies and Application II. (acceptance ratio 53%, 2250 submitted and 1200 accepted)

2000

1999

Book Chapters
  • K. Kavi, R. Akl and A. Hurson, “Real-Time Systems: An Introduction and the State-of-the-Art,” Encyclopedia of Computer Science and Engineering, John Wiley & Sons, 2008.

  • R. Akl and K. Kavi, “Chapter 12: Modeling and Analysis using Computational Tools,” Introduction to Queuing Theory: Modeling and Analysis, Birkhauser Boston, 2007, pgs 295-320.
     

Technical Papers
Research Proposals

  1. “Energy-aware Routing for Sensor Networks,” under ARP 2007. Requested amount is $148,000. Submitted 10/23/07. Robert Akl (PI), not awarded.

  2. “Wireless Noise-Canceling Headset System,” under Sky-Tec. Requested amount is $74,157. Submitted 9/14/07. Robert Akl (PI), not awarded.

  3. “REU Site: Sensor Networks Projects for Undergraduates,” under NSF-07-569. Requested amount is $175,202. Submitted 9/13/07. Robert Akl (PI), not awarded.

  4. “IUCRC-Planning Proposal: UNT Research Site Proposal to join Embedded Systems I/UCRC,” under NSF-01-116: Industry/University Cooperative Research Centers. Requested amount is $10,000. Submitted 3/31/07. Krishna Kavi (PI), Robert Akl (co-PI), awarded $10,000.

  5. “High-assurance NCCS: Ultra Dependability Integration Engineering,” Department of Defense. Requested amount is $20,000. Submitted 3/12/07. Krishna Kavi (PI), Robert Akl (coPI), awarded $20,000.

  6. “Energy-Aware Synchronization in Wireless Sensor Networks,” UNT Junior Faculty Summer Research Fellowship for Summer 2006, Robert Akl (PI), $5,000, not awarded

  7. “New Analytical Methods for Analysis and Optimization of Computer Systems and Networks based on Queuing Network Models” under U.S. Civilian Research and Development Foundation -  2005 Cooperative Grants. Requested amount is $69,698. Submitted 3/15/05. Robert Akl (PI), not awarded.

  8. “SST: Research in Communication and Signal Processing for Wireless Sensor Networks” under NSF-05-526: ECS Sensor Small Teams. Requested amount is $735,579. Submitted 3/2/05. Robert Akl (co-PI), not awarded.

  9. “Robust Interference Mitigation and Spread Spectrum Signaling” under U.S. Air Force Summer Faculty Fellowship Program - 13.20.01.B4266. Requested amount is $15,000. Submitted 1/7/05. Robert Akl (PI), not awarded.

  10. “STTR Phase I: Cost-Effective Indoor Wireless Coverage for Distributed Enterprises” under NSF-04-604: Small Business Innovation Research and Small Business Technology Transfer Programs Phase I. Requested amount is $47,093. Submitted 12/8/04. Robert Akl (PI), not awarded.

  11. “Research Infrastructure for Network and Secure Processors Design and Implementation” under NSF-04-588: CISE Computing Research Infrastructure (CRI). Requested amount is $255,635. Submitted 8/12/04. Robert Akl (co-PI), not awarded.

  12. “Network-based Cellular Geolocation Technologies for Rural America” in response to “NSF/USDOT Partnership for Exploratory Basic Research on Information and Communications Systems for Surface Transportation (ICSST)” NSF 03-556, Robert Akl (co-PI), $140, 957, not awarded.

  13. “UNT Faculty Research Grant for Fall 2003, PI, $5,000, awarded $4,000.

  14. “UNT Junior Faculty Summer Research Fellowship for Summer 2003, PI, $5,000, awarded $5,000.

  15. “Airport Surveillance and Security Management System Proposal” in response to the “Integrated Sensing, Computation, and Networked Systems for Decision Action” NSF-02-039, Robert Akl (co-PI), $499,719, not awarded.

Educational Proposals
  1. “Robocamp Mobile Unit” under Motorola Foundation Innovation Generation Grant. Requested amount is $30,000. Submitted 6/20/08. Robert Akl (PI), awarded $30,000.

  2. “Texas Youth in Technology” under Texas Workforce Commission. Requested amount is $30,000. Submitted 2/27/08. Robert Akl (PI), awarded $31,500.

  3. “2008 Summer Camps” under ERP: Engineering Recruitment Programs. Requested amount is $19,885. Submitted 12/12/07. Robert Akl (PI), not awarded.

  4. “Robocamp Program for Young Women” under RGK foundation. Requested amount is $30,000. Submitted 11/5/07. Robert Akl (PI), awarded $15,000.

  5. “Texas Youth in Technology” under Texas Workforce Commission. Requested amount is $102,514. Submitted 10/22/07. Robert Akl (PI), awarded $102,514.

  6. “Women Art Technology” under Hispanic and Global Studies Initiatives Fund. Requested amount is $14,125. Submitted 9/30/07. Jennifer Way (PI), Robert Akl (co-PI), awarded $12,785.

  7. “Robocamp Mobile Unit” under Motorola Foundation Innovation Generation Grant. Requested amount is $35,000. Submitted 6/20/07. Robert Akl (PI), awarded $30,000.

  8. “ITEST: Youth-Based Projects: TACIT -  Access to Increase Participation in CS and Engineering Education” under NSF 07-514. Requested amount is $852,263. Submitted 5/10/07. Robert Akl (PI), not awarded.

  9. “ICER: UNT Engineering Challenge Camps” under NSF 0547299. Requested amount is $35,000. Submitted 4/27/07. Oscar Garcia (PI), Robert Akl (senior personnel), awarded $32,792.

  10. “Robocamps” under Intel Corp. Requested amount is $25,000. Submitted 4/20/07. Robert Akl (PI), not awarded.

  11. “CPATH CB: The Changing Face of Computer Science and Information Technology in the 21st Century” under NSF 06-608. Requested amount is $285,780. Submitted 1/23/07. Robert Akl (PI), not awarded.

  12. “Youth-Based Projects: IT Access to Increase Broader Participation in CS and Engineering Education” under NSF 07-514. Requested amount is $807,390. Submitted 1/5/07. Robert Akl (PI), (pre-proposal encouraged).

  13. “Innovative Information and Systems Technology Program” under NSF-PD 05-1340. Requested amount is $953,534. Submitted 8/15/06. Robert Akl (PI), not awarded.

  14. “Strategies to Support Recruiting, Retention, and Mentoring for Computer Science at UNT” under Texas Technology Workforce Development Grant Program – 2006. Requested amount is $284,338. Submitted 7/1/06. Robert Akl (PI), not awarded.

  15. “Summer Robotics Camps” under Wells Fargo Grant Competition from Division of Advancement. Requested amount is $9,500. Submitted 6/9/06. Robert Akl (PI), not awarded.

  16. “ITEST: Youth-Based Projects: IT Access to Increase Broader Participation in CS and Engineering Education” under NSF-05-621. Requested amount is $853,901. Submitted 2/24/06. Robert Akl (PI), not awarded .

  17. “ITEST: Comprehensive Projects: Girls Exploring Mathematics and Science Through Opportunities to Network and Engage (GEMSTONE)” under NSF-05-621. Requested amount is $1,202,130. Submitted 2/24/06. Robert Akl (co-PI), not awarded .

  18. “Retention and Recruitment of Women in Computer Engineering” under Engineering Information Foundation – 2005. Requested amount is $21,961. Submitted 2/14/06. Robert Akl (PI), not awarded.

  19. “ITEST: Youth-Based Projects: IT Access to Increase Broader Participation in CS and Engineering Education” under NSF-05-621. Requested amount is $837,325. Submitted 11/2/05. Robert Akl (PI), (pre-proposal encouraged).

  20. “Retention and Recruitment of Women in Computer Engineering” under Engineering Information Foundation – 2005. Requested amount is $66,881. Submitted 9/29/05. Robert Akl (PI), (encouraged to resubmit for 1 year instead of 3 years).

  21. “The North Texas RoboCup League” under Texas Technology Workforce Development Grant Program – 2005. Requested amount is $42,411. Submitted 3/17/05. Robert Akl (PI), not awarded.

  22. “Recruiting and Retention Strategies for Computer Science at UNT” under Texas Technology Workforce Development Grant Program – 2005. Requested amount is $163,322. Submitted 3/17/05. Robert Akl (PI), awarded $125,322.
    RoboCamp 2005: pictures05, newscoverage05,
    RoboCamp 2006: pictures06, newscoverage06.

  23. “Information Assurance Scholarship Program” under NSF-05-507, DUE – SFS Scholarships. Requested amount is $1,538,822. Submitted 1/12/05. Robert Akl (co-PI), not awarded.

  24. “Adaptation and Implementation of Wireless Robots in an Introductory Course in Computer Science and Engineering” under NSF-04-565, Course, Curriculum, and Laboratory Improvement (CCLI) – Adaptation and Implementation Track. Requested amount is $99,808. Submitted 12/2/04. Robert Akl (PI), not awarded.

  25. “Information Assurance Scholarship Program” under NSF-04-505, DUE – SFS Scholarships. Requested amount is $1,437,547. Submitted 1/12/04. Robert Akl (co-PI), not awarded.

  26. “Adaptation and Implementation of Autonomous Wireless Mobile Units in an Introductory Survey Course in Computer Science and Engineering” under NSF-03-598, Course, Curriculum, and Laboratory Improvement (CCLI) – Adaptation and Implementation Track. Requested amount is $99,122. Submitted 12/4/03. Robert Akl (PI), not awarded.

  27. “North Texas League Consortium: Retention and Recruiting with RoboCup” under Texas Technology Workforce Development Grant Program – 2003. Requested amount is $347,183. Submitted 8/5/03. Robert Akl (PI), not awarded.

  28. “Summer Camps and Creative Design Projects to Aid in Recruiting and Retaining Computer Science Students” under Texas Technology Workforce Development Grant Program – 2003. Requested amount is $295,829. Submitted 8/4/03. Robert Akl (co-PI), not awarded.

  29. “Autonomous Wireless Mobile Units in an Introductory Survey Course in Computer Science and Engineering” in response to the “Course, Curriculum, and Laboratory Improvement (CCLI) Adaptation and Implementation Track” NSF-02-095, Robert Akl (PI), $99,327, not awarded.

Courses Developed
  1. CSCE 5593: Fundamentals of VoIP
    Fundamentals of VoIP, with emphasis on network infrastructure implementation and security. Topics include IP protocol suite, SS7, speech-coding techniques, quality of service, session initiation protocol, and security issues.

  2. CSCE 5540: Introduction to Sensor Networks
    Topics include: design implications of energy (hardware and software), and otherwise resource-constrained nodes; network self-configuration; services such as routing under network dynamics, localization, time-synchronization and calibration; distributed data management, in-network aggregation and collaborative signal processing, programming tools and language support.

  3. CSCE 5510. Wireless Communication.
    Point-to-point signal transmission through a wireless channel, channel capacity, channel encoding, and multi-user transmissions. First, second, and third generation cellular systems, and mobility management.

  4. CSCE 3510. Introduction to Wireless Communication.
    Fundamentals of wireless communications and networking, with emphasis on first, second, and third generation cellular systems. Topics include point-to-point signal transmission through a wireless channel, cellular capacity, multi-user transmissions, and mobility management.

  5. CSCE 3020. Fund. of Communication Theory
    Introduction to the concepts of transmission of information via communication channels. Amplitude and angle modulation for the transmission of continuous-time signals. Analog-to-digital conversion and pulse code modulation. Transmission of digital data. Introduction to random signals and noise and their effects on communication. Optimum detection systems in the presence of noise.

  6. ENEE 3583. Computer Systems Design I (UNO).
    The design process of digital computer systems is studied from the instruction set level, system architecture level, and digital logic level. Topics include machine organization, register transfer notation, processor design, memory design, and input/output considerations. Includes semester project.

  7. ENEE 3584. Computer Systems Design II (UNO).
    The design and evaluation of contemporary computer systems are analyzed to compare the performance of different architectures. Topics include performance metrics, computer arithmetic, pipelining, memory hierarchies, and multiprocessor systems.

  8. ENEE 3514. Computer Architecture Laboratory (UNO).
    Selected experiments examining programmable logic, VHDL and logic synthesis, and including a final design project, to accompany and complement the lecture course ENEE 3584. Three hours of laboratory.

Professional Activities
Membership in Professional Organizations:
• SENIOR Member IEEE, Communication Society, Computer Society, Vehicular Technology Society
• Member, Eta Kappa Nu Electrical Engineering Honor Society.
• Member, Golden Key National Honor Society.
• Member, Tau Beta Pi Engineering Honor Society.

Offices and Committee Assignments in Professional Organizations:
• Invitation to serve as an NSF reviewer/panelist for Engineering Research Centers (ERC) proposals, 2007
• Technical Program Committee Member, 18th IEEE International Symposium on Personal, Indoor and Mobile Radio Communication, Greece, 2007.
• Technical Program Committee Member, Mosharaka International Conference on Computer Science and Engineering, Amman, 2007
• International Program Committee, IASTED International Conference on Wireless and Optical Communication, Canada, 2007
• Program Committee Member, Fifth Annual Wireless Telecommunications Symposium, CA, 2006
• Technical Publications Chair, IEEE Vehicular Technology Conference, Dallas TX, 2005
• Session Chair, International Conference on Computing, Commun. and Control Tech., Austin TX, 2004
• Session Chair, International Conference on Cybernetics and Information Technologies, Orlando FL, 2004
• Session Chair, 8th World Multi Conference on Systemics, Cybernetic, and Informatics, Orlando FL, 2004

Additional Responsibilities and Other Activities:
• Reviewer, IEEE Globecom 2007
• Reviewer, The International Wireless Communications and Mobile Computing Conference, 2007
• Reviewer, Journal on Wireless Communications and Networking, 2007
• Reviewer, IEEE Transactions on Communications, 2007
• Reviewer, International Journal of Communication Systems, 2007
• Reviewer, IEEE Communications Magazine, 2005 – present
• Reviewer, Journal of Wireless Networks, 2004 – present
• Reviewer, IEEE Transactions on Mobile Computing, 2004 – present
• Reviewer, IEEE Transactions on Vehicular Technology, 2002 – present
• Reviewer, IEEE Transactions on Wireless Communications, 2004 – present
• Reviewer, ACM Crossroads, 2004 – present
• Reviewer, Telecommunication Systems Journal, 2004
• Reviewer, Systems, Man and Cybernetics Journal, 2003
• Reviewer, Prentice Hall, 2002 – present

Honors:
• IEEE Professionalism Award, 2008
• UNT College of Engineering Outstanding Teacher Award, 2008
• Certificate of  Appreciation: IEEE Vehicular Technology Conference, Dallas, TX, 2005.
• Certificate of  Appreciation: Denton County Boosting Engineering, Science and Technology (BEST) Robotics Competition, 2004.
• Summa Cum Laude Graduate, Ranked First in Undergraduate Class.
• The Computer Science Departmental Award for Academic Excellence, Washington University, 1993.
• The Dual Degree Engineering Award for Outstanding Senior, Washington University, 1993.
• The 1992 Technical Writing Competition Award, The Society for Technical Communication.
 

Last updated August 23, 2008 .