Tom La Porta

Tom La Porta

William E. Leonhard Professor, Computer Science and Engineering
Director, Institute of Networking and Security Research

Penn State University
tlp@cse.psu.edu

Office Hours: Wednesday, 1:00-3:00


Institute of Networking and Security Research and Ongoing Projects


I am the Director of the Institute of Networking and Security Research. My research interests include mobility management, mobile data systems including networks, and applications, and secure signaling and control protocols for telecommunication networks. My research focus is building secure all-IP mobile networks that support data, voice, and multimedia. For a more complete biography click here.

Teaching

I am teaching (F'14) CMPEN/EE 362 - Computer Communication Networks

Students

For a list of my current and graduated students, please click here.

Professional Activities

Publications

Books

Books Edited

Journals

  1. Y. Sun, T.F. La Porta, P.Kermani, “A Flexible Privacy Enhanced Location Based Services System Framework and Practice,” IEEE Transactions on Mobile Computing, 8(3):304-321.
  2. P. Traynor, W. Enck, P. McDaniel, T.F. La Porta, “Mitigating Attacks on Open Functionality in SMS-Capable Cellular Networks," IEEE/ACM Transactions on Networking, (17)1:40-53.
  3. R. Kumar, R. Crepaldi, H. Rowaihy, A.F. Harris III, G. Cao, F. Anjum, M. Zorzi, T.F. La Porta, “Mitigating Performance Degradation in Congested Sensor Networks,” IEEE Transactions on Mobile Computing, 7(6):682-697, 2008.
  4. K. Kotapati, P. Liu, T.F. La Porta, “Evaluating MAPSec by Marking Attack Graphs,” Kluwer/ACM Wireless Networks Journal, 15(8):1042-1058.
  5. P. Traynor, W. Enck, P. McDaniel, T. F. La Porta, “Exploiting open functionality in SMS-capable cellular networks,” Journal of Computer Security, IOS Press, 16, pp. 713-742, 2008.
  6. H. Choi, W. Enck, J. Shin, P. McDaniel, T.F. La Porta, "ASR: Anonymous and Secure Reporting of Traffic Forwarding Activity in Mobile Ad Hoc Networks," ACM/Kluwer Wireless Networks Journal, vol. 15, no. 4, pp. 525-539.
  7. K. Kotapati, P. Liu, T.F. La Porta, "Dependency Relation Based Vulnerability Analysis of 3G Networks: Can It Identify Unforeseen Cascading Attacks?," Telecommunications Systems, Special Issue on Security, Privacy and Trust for Beyond 3G Networks, Springer, vol 35, no. 3-4, pp. 99-122, 2007.
  8. J. Shin, R. Kumar, P. Kishen, T.F. La Porta, "Channelization for Dynamic Multi-Frequency, Multi-Hop Wireless Cellular Networks," Ad Hoc Networks Journal (Elsevier), vol. 5, no. 8, pp. 1284-1302.
  9. P. Traynor, R. Kumar, H. Choi, G. Cao, S. Zhu, T.F. La Porta, "Efficient Hybrid Security Mechanisms for Heterogeneous Sensor Networks," IEEE Transactions on Mobile Computing, 6(6):663-677.
  10. W. Zhang, G. Cao, T. F. La Porta, "Data Dissemination with Ring-Based Index for Wireless Sensor Networks," IEEE Transactions on Mobile Computing, 6(7):832-847.
  11. G. Wang, G. Cao, P. Berman, T.F. La Porta, "Bidding Protocols for Deploying Mobile Sensors," IEEE Transactions on Mobile Computing, 6(5):563-576.
  12. W. Zhang, G. Cao, T.F. La Porta, "Dynamic Proxy Tree-Based Data Dissemination Schemes for Wireless Sensor Networks," ACM/Kluwer Wireless Networks Journal, vol. 13, no. 5, 2007.
  13. H. Choi, H. Song, G. Cao, T.F. La Porta, "Mobile Multilayered IPSec," ACM/Kluwer Wireless Networks Journal, vol. 14, no. 6, 2008.
  14. T. Yashiro, T.F. La Porta, "Nomadic Agent System: Infrastructureless Location Based Service System," Journal of IPSJ, Information Processing Society of Japan, Vol. 46, No. 12, pp.2952-2962, Dec., 2005 (in Japanese).
  15. G. Wang, G. Cao, T. F. La Porta, "Movement Assisted Sensor Deployment," IEEE Transactions on Mobile Computing, Vol. 5, No. 6, June 2006, pp. 640-652.
  16. J. Shin, K. Lee, A. Yener, T. F. La Porta, "On-demand Diversity Wireless Relay Networks," ACM Journal of Mobile Networks and Applications, Vol. 11, April 2006, pp. 593-611.
  17. K. Murakami, O. Haase, J. Shin, T.F. La Porta, "Mobility Management Alternatives for Migration to Mobile Internet Session-Based Services," IEEE Journal of Selected Areas of Communications, vol. 22, no. 5, pp. 818-833, June, 2004.
  18. R. Ramjee, K. Varadhan, L. Salgarelli, S. Thuel, T.F. La Porta, "HAWAII: A Domain Based Approach for Mobility in Wide-Area Wireless Networks," IEEE/ACM Transactions on Networking, vol. 10, no. 3, pp. 396-410, June, 2002.
  19. R. Ramjee, L. Li, T. F. La Porta, S. Kasera, "IP Paging Service for Mobile Hosts," ACM/Kluwer Journal on Wireless Networks, vol. 8, no. 5, pp. 427-441, September, 2002.
  20. J. Lennox, K. Murakami, M. Karaul, T.F. La Porta, "Interworking Internet Telephony and Wireless Telecommunications Networks," ACM Computer Communications Review, vol. 31, no. 5, pp. 25-36, October, 2001.
  21. R. Ramjee, T.F. La Porta, J. Kurose, D. Towsley, "User Agent Migration Policies in Wireless Networks," IEEE Journal of Selected Areas of Communication, vol. 18, no. 11, pp. 2465-2489, November, 2000.
  22. N. Shah, A. Sawkar, J. Marinho, K. Sabnani, T. La Porta, T.C. Chiang, "Wireless Data Networking, Standards, and Applications," Bell Labs Technical Journal, vol. 5, no. 1, pp. 130-149, Jan. - Mar. 2000.
  23. T.F. La Porta, R. Ramjee, T. Woo, K.K. Sabnani, "Experiences with Network-Based User Agents for Mobile Applications," ACM/Baltzer Journal of Mobile Networks and Applications, vol.3, no.2, pp. 123-142, August, 1998.
  24. R. Ramjee, T. F. La Porta, J. Kurose, D. Towsley, "Performance Evaluation of Connection Re-Routing Schemes for ATM-based Wireless Networks," IEEE/ACM Transactions on Networking, vol. 6., no. 3, pp. 249-261, June, 1998.
  25. T. Woo, T. F. La Porta, K.K. Sabnani, "Pigeon - A Wireless Two-Way Messaging System," IEEE Journal on Selected Areas of Communication, vol. 15, no. 8, pp. 1391-1405, Oct. 1997.
  26. T.F. La Porta, K-W. Chen, "A Direct Signaling System for Flexible Access and Deployment of Telecommunication Services," IEEE/ACM Transactions on Networking, vol. 4, no. 5, pp. 489-501, Aug., 1997.
  27. T.F. La Porta, M. Veeraraghavan, R. Buskens, "Comparison of Signaling Loads for PCS Systems," IEEE/ACM Transactions on Networking, vol. 4, no. 6, pp. 840-856, Dec., 1996.
  28. T.F. La Porta, K.K. Sabnani, R.D. Gitlin, "Challenges for Nomadic Computing: Mobility Management and Wireless Communications," ACM/Baltzer Journal on Mobile Networks and Nomadic Applications, vol. 1, no. 1, pp. 3-16, 1996.
  29. T.F. La Porta, K.K. Sabnani, A.S. Sawkar, "Distributed Call Processing for Wireless Mobile Networks", Bell Labs Technical Journal, vol. 1, no. 2, pp. 127-142, Autumn, 1996.
  30. M. Veeraraghavan, T.F. La Porta, R. Ramjee, "A Distributed Control Strategy for Wireless ATM Networks," ACM/Baltzer Wireless Networks Journal vol. 1, no. 3, pp. 323-339, 1995.
  31. E. Ayanoglu, S. Paul, T.F. La Porta, K.K. Sabnani, R.D. Gitlin, "AIRMAIL: A Link-Layer Protocol for Wireless Networks," ACM/Baltzer Wireless Networks Journal, vol. 1., no. 1, pp. 47-59, 1995.
  32. M. Veeraraghavan, T.F. La Porta, "Object-oriented Analysis of Signaling and Control in Broadband Networks," International Journal of Communication Systems, vol. 7, pp. 131-148, 1994.
  33. T.F. La Porta, M. Schwartz, "Verification of the MultiStream Protocol Using COSPAN," Formal Methods in System Design, vol. 2., no. 4, pp. 123-153, Kluwer, February, 1994.
  34. T.F. La Porta, M. Veeraraghavan, "Evaluation of Broadband UNI Signaling Protocol Techniques," Journal of High-Speed Networks, vol. 2, no. 3, pp. 209-238, IOS Press, 1993.
  35. T.F. La Porta, M. Schwartz, "Performance Analysis of MSP: A Feature-Rich High-Speed Transport Protocol," IEEE/ACM Transactions on Networking, vol. 1, no. 6, pp. 740-753, December, 1993.
  36. T.F. La Porta, M. Schwartz, "The MultiStream Protocol: A Highly Flexible High-Speed Transport Protocol," IEEE Journal on Selected Areas in Communications, vol. 11, no. 4, pp. 519-530, May, 1993.

Magazines & Chapters

  1. S. Thuel, L. Salgarelli, R. Ramjee, T.F. La Porta, "Dynamic Configuration of Mobile Devices for Wireless Internet Access," Mobile and Wireless Internet Access, Chapter 10, Ed. K. Makki, Kluwer Academic Publishers, 2002.
  2. R. Ramjee, T.F. La Porta, L. Salgarelli, S. Thuel, K. Varadhan, L. Li, "IP-Based Access Network Infrastructure for Next Generation Wireless Data Networks," IEEE Personal Communications Magazine, vol. 7, no. 4, pp. 34-41, August, 2000.
  3. T.F. La Porta, "Signaling," Chapter in Wiley Encyclopedia of Electrical and Electronics Engineering, vol. 19, pp. 276-284, Ed. J.G. Webster, 1999.
  4. M. Veeraraghavan, T.F. La Porta, W.S. Lai, "An Alternative Approach to Call/Connection Control in Broadband Switching Systems," IEEE Communications Magazine, vol. 33, no. 11, pp. 90-97, Nov., 1995.
  5. R. Ramjee, T.F. La Porta, M. Veeraraghavan, "The Use of Network-based Migrating User Agents for PCS," IEEE Personal Communications Magazine, pp. 62-68, Dec., 1995.
  6. T.F. La Porta, M. Veeraraghavan, P. Treventi, R. Ramjee, "Distributed Call Processing for Personal Communications Services," IEEE Communications Magazine, vol. 33, no. 6, pp. 66-75, June, 1995.
  7. T.F. La Porta, M. Veeraraghavan, E. Ayanoglu, M. Karol, R.D. Gitlin, "Broadband ISDN: A Technological Discontinuity," IEEE Communications Magazine, vol. 32, no. 10, pp. 84-97, October, 1994.
  8. T.F. La Porta, M. Schwartz, "Architectures, Features, and Implementation of High-Speed Transport Protocols," IEEE Network Magazine, pp. 14 - 23, May, 1991, also appeared in Computer Communications: Architectures, Protocols, and Standards, 3rd Edition, Ed. W. Stallings, IEEE Computer Society Press, 1992.

Conferences & Workshops

  1. H.Choi, S. Zhu, T.F. La Porta, "SET: Detecting node clones in Sensor Networks," IEEE/ICST Securecomm, to appear.
  2. P. Traynor, P. McDaniel, T.F. La Porta, "On Attack Causality in Internet-Connected Cellular Networks," USENIX Security Symposium, to appear.
  3. H. Choi, P. McDaniel, T.F. La Porta, "Privacy Preserving Communication in MANETs," Proc. of IEEE SECON, to appear.
  4. H. Rowaihy, S. Eswaran, . P. Johnson, T. Brown, A. Barnoy, D. Verma, T. F. La Porta, "A Survey of Sensor Selection Schemes in Wireless Sensor Networks," SPIE Unattended Ground, Sea, and Air Sensor Technologies and Applications IX, Orlando, FL, 2007.
  5. T. Brown, A. Barnoy, D. Verma, M. P. Johnson, H. Rowaihy, T. F. La Porta, D. Sarioz, "Geometric Considerations for Optimally Placing Sensors in a Field," SPIE Unattended Ground, Sea, and Air Sensor Technologies and Applications IX, Orlando, FL, 2007.
  6. H. Rowaihy, W. Enck, P. McDaniel, T.F. La Porta, "Limiting Sybil Attacks in Structured Peer-to-Peer Networks," IEEE Infocom Mini-Symposium, 2007.
  7. J. Shin, P. Kishen, T.F. La Porta, "Dynamic Multi-Frequency, Multi-Hop Wireless Cellular Networks," Proc. of IFIP MedHocNet, 2006.
  8. P. Traynor, W. Enck, P. McDaniel, T.F. La Porta, "Mitigating Attacks on Open Functionality in SMS-Capable Cellular Networks," Proc. of ACM Mobicom, Sept., 2006.
  9. P. Traynor, J. Shin, B. Madan, S. Phoha, T.F. La Porta, "Efficient Group Mobility for Heterogeneous Sensor Networks," Proc. of IEEE VTC2006-Fall, Sept., 2006.
  10. P. Traynor, R. Kumar, H. bin Saad, G. Cao, T.F. La Porta, "LIGER: Implementing Efficient Hybrid Security Mechanisms for Heterogeneous Sensor Networks," Proc. of Fourth International ACM/Usenix Conference on Mobile Systems Applications and Services (MobiSys), June, 2006.
  11. K. Kotapati, P. Liu. T.F. La Porta, "CAT -- A Practical Graph & SDL Based Toolkit for Vulnerability Assessment of 3G Networks," Proc of 21st IFIP International Information Security Conference (SEC), May, 2006.
  12. P. Traynor, G. Cao, T.F. La Porta, "The effects of Probabilistic Key Management on Secure Routing in Sensor Networks," Proc. of IEEE Wireless Communications and Networking Conference (WCNC), 2006, April, 2006.
  13. P. Traynor, H. Choi., G. Cao, S, Zhu, T.F. La Porta, "Establishing Pairwise Keys in Heterogeneous Sensor Networks," Proc. of IEEE Infocom, 2006.
  14. Y. Sun, P. Liu, P. Kermani, T.F. La Porta, "An Architecture and Key Management Approach for Maintaining Privacy in Location Based Group Services," Proc. of IEEE CollaborateCom, 2005.
  15. G. Wang, M.J. Irwin, P. Berman, H. Fu, T.F. La Porta, "Optimizing Sensor Movement Planning for Energy Efficiency," Proc. of International Symposium on Low Power Electronics and Design (IPSLED), Aug. 2005.
  16. P. Traynor, W. Enck, P. McDaniel, T.F. La Porta, "Exploiting Open Functionality in SMS-Capable Cellular Networks," Proc. of 12th ACM Conference on Computer and Communications Security, November, 2005.
  17. S. Kasera, J. Pinhiero, C. Loader, M. Karaul, A. Hari, T.F. La Porta, "Robust Multiclass Signaling Overload Control ," Proc. of IEEE INCP, November, 2005.
  18. H. Choi, W. Enck, J.S. Shin, P. McDaniel, T.F. La Porta, "Secure Reporting of Traffic Forwarding Activity in Mobile Ad Hoc Networks," Mobiquitous 2005.
  19. H. Choi, H. Song, G. Cao, T.F. La Porta, "Mobile Multi-Layered IPSec," Proc. of IEEE Infocom, 2005.
  20. G. Wang. G. Cao, T.F. La Porta, W. Zhang, "Sensor Relocation in Mobile Sensor Networks," Proc. of IEEE Infocom, 2005.
  21. K. Kopatapi, P. Liu, Y. Sun, T.F. La Porta, "A Taxonomy of Cyber Attacks on 3G Networks," Proc of IEEE International Conference on Intelligence and Security Informatics (Extended Abstract), Lecture Notes in Computer Science, Vol. 3495, Springer-Verlag, 2005.
  22. G. Wang, G. Cao, T.F. La Porta, "Proxy-Based Sensor Deployment for Mobile Sensor Networks," Proc. of IEEE International Conference on Mobile Ad-hoc and Sensor Systems (MASS '04), 2004.
  23. W. Zhang, G. Cao, T.F. La Porta, "Dynamic Proxy Tree-Based Data Dissemination Schemes for Wireless Sensor Networks," Proc. of IEEE International Conference on Mobile Ad-hoc and Sensor Systems (MASS '04), 2004.
  24. G. Wang, G. Cao, T.F. La Porta, "Movement-Assisted Sensor Deployment," Proc. of IEEE Infocom, 2004.
  25. G. Wang, G. Cao, T.F. La Porta, "A Bidding Protocol for Deploying Mobile Sensors," Proc. of IEEE ICNP, 2003.
  26. W. Zhang, G. Cao, T.F. La Porta, "Data Dissemination with Ring-Based Index for Sensor Networks," Proc. of IEEE ICNP, 2003.
  27. Tarnacha, T.F. La Porta, "E-STROBE: An Adaptive Beacon Activation Algorithm for Sensor Localization," Proceedings of VTC, 2003.
  28. G. Wang, W. Zhang, G. Cao, T.F. La Porta, "On Supporting Distributed Collaboration in Sensor Networks," Proc. of Milcom, 2003.
  29. S. Kasera, J. Pinheiro, C. Loader, M. Karaul, A. Hari, T.F. La Porta, "High Performance Fast Signaling Overload Control," Proc. IEEE ICNP, October, 2001.
  30. R. Ramjee, L. Li, T. F. La Porta, S. Kasera, "IP Paging Service for Mobile Hosts," Proc. ACM Mobicom'01, Rome.
  31. J. Lennox, K. Murakami, M. Karaul, T.F. La Porta, "Interworking Internet Telephony and Wireless Telecommunications Networks," IEEE Workshop on IP Telephony (IPTel'00), New York, 2000.
  32. T.F. La Porta, K. Murakami, R. Ramjee, "RIMA: A Router for Integrated Mobile Access," Proc of IEEE PIMRC'00, London.
  33. R. Ramjee, T.F. La Porta, S. Thuel, K. Varadhan, S-Y. Wang, "HAWAII: A Domain-based Approach for Supporting Mobility in Wide-Area Wireless Networks," ICNP'99.
  34. T. F. La Porta, L. Salgarelli, G. Foster, "Mobile IP and Wide Area Wireless Data," IEEE WCNC'99 (invited paper).
  35. T.F. La Porta, D. Lee, Y-J Lin, M. Yanakakis, "Protocol Feature Interactions," FORTE'98.
  36. K. Murakami, R.W. Buskens, Y-J Lin, R. Ramjee, T.F. La Porta, "Design, Implementation, and Evaluation of Highly Available Distributed Call Processing Systems," FTCS'98.
  37. T.F. La Porta, R. Ramjee, K. Murakami, Y-J. Lin, R. Buskens, "Cluster Mobile Switching Center for Third Generation Wireless Systems," PIMRC'98 (invited paper).
  38. R. Ramjee, T.F. La Porta, J. Kurose, D. Towsley, "User Agent Migration Policies in Multimedia Wireless Networks", IEEE INFOCOM'98.
  39. T. Woo, T.F. La Porta, J. Golestani, N. Agarwal, "Update and Search Algorithms for Wireless Two-Way Messaging: Design and Performance", IEEE INFOCOM'98.
  40. T. Woo, T.F. La Porta, K.K. Sabnani, "User Agents and Flexible Messages: A New Approach to Wireless Two-Way Messaging," IEEE ICNP'97.
  41. K.K. Sabnani, T. Woo, T.F. La Porta, "A System for Wireless Data Services,"PIMRC'97 (invited paper).
  42. T.F. La Porta, A. Sawkar, W. Strom, "The Role of Technology in Wireless Access network Evolution," ISS'97 (also in Wireless Communications: Networks, Technologies, and Business Issues, IEC, 1998)
  43. M. Veeraraghavan, T. F. La Porta, R. Ramjee, "User Signaling Servers for ATM-based PCS Networks," Proc. of ISSLS'96 (won best paper award), also in Annual Review of Communications, Vol. 50, International Engineering Consortium, 1997.
  44. T. Woo, T.F. La Porta, K.K. Sabnani, "Pigeon: A Wireless Two-Way Messaging System," Proc. of PIMRC'96.
  45. M. Veeraraghavan, T.F. La Porta, R. Ramjee, "A Distributed Control Strategy for Wireless ATM Networks," ACM/Baltzer Wireless Networks Journal, Proc. of IEEE ICC '95.
  46. T.F. La Porta, M. Veeraraghavan, "Direct Signaling: A New Access Signaling Architecture," Proc. of IEEE ICC'95, Seattle, 1995.
  47. Z. Qin, M. Veeraraghavan, T. F. La Porta, "An Improved Mobile Tracking and Location Procedure for ATM-based PCNs," Proc. of IEEE Globecom'95.
  48. S. Paul, E. Ayanoglu, T.F. La Porta, K.K. Sabnani, R.D. Gitlin, "An Asymmetric Protocol for a Wireless Link," Proc. IEEE INFOCOM'95, Boston, 1995.
  49. M. Veeraraghavan, T.F. La Porta, W.S. Lai, "An Alternative Approach to Call/Connection Control in Broadband Switching Systems," Proc. of IEEE BSS'95 - won Best Paper, Poznon, 1995.
  50. T.F. La Porta, M. Veeraraghavan, "An Experimental Signaling Architecture and Modular Signaling Protocols," Proc. of ISS '95, Berlin, 1995.
  51. T.F. La Porta, M. Veeraraghavan, "Design and Implementation of a Distributed Call Processing Architecture," Proc. IEEE ICC '94, New Orleans, LA, 1994.
  52. M. Veeraraghavan, T.F. La Porta, "Signaling Models for Control of B-ISDN and IN Services," Proc. of IEEE International Symposium on Subscriber Loops and Services (ISSLS) '93 - won Best Paper, Vancouver, Canada, 1993.
  53. M. Veeraraghavan, T.F. La Porta, "Call, Connection, and Service Control Protocols for Broadband Networks," Proc. of ICCCN '93, San Diego, CA, 1993.
  54. T.F. La Porta, M. Veeraraghavan, "Functional Signaling Architecture for Broadband Networks," Proc. of IEEE GLOBECOM '93, Houston, TX, 1993.
  55. T.F. La Porta, M. Schwartz, "Performance Analysis of MSP: A Feature-Rich High-Speed Transport Protocol," Proc. of IEEE INFOCOM '93, San Francisco, CA, 1993.
  56. T.F. La Porta, M. Schwartz, "A Highly Flexible High-Speed Transport Protocol: Functionality and Performance," Proc. of IEEE ICC '93, Geneva, Switzerland, 1993.
  57. T.F. La Porta, M. Schwartz, "A High-Speed Protocol Parallel Implementation: Design and Analysis," 4th IFIP Conference on High Performance Networking (HPN'92), Liege, Belgium, 1992.
  58. T.F. La Porta, M. Schwartz, "Architectures, Features, and Implementation of High-Speed Transport Protocols," Proc. of IEEE GLOBECOM '91, Phoenix, AZ, 1991.

Patents (28) (with various co-inventors)

  1. 5,4343,852, 7/18/1995, Distributed Processing Architecture for Control of Broadband and Narrowband Communication Networks
  2. 5,473,679, 12/05/1995, A Signaling System For Broadband Communications Networks
  3. 5,509,010, 04/16/1996, Communications Signaling Protocols
  4. 5,563,939, 10/08/1996, Method and System for Delivering a Communication Service
  5. 5,570,367, 10/29/1996, Asymmetric Protocol for Wireless Communications
  6. 5,600,663, 02/04/1997, Adaptive Forward Error Correction System
  7. 5,659,544, 08/19/1997, Method And System For Distributed Control In Wireless Cellular And Personal Communications Networks
  8. 5,918,158, 06/28/1999, Two-Way Wireless Messaging System
  9. 5,943,408, 08/24/1999, Flexible Direct Signaling System
  10. 5,943,334, 08/24/1999, Method Of Using An Intelligent Mobile Terminal For Reconnecting Calls In A Wireless Network
  11. 5,953,331, 09/14/1999, Wireless Packet System For Efficient Wide Area Bandwidth Utilization
  12. 5,959,543, 09/28/1999, Two-way Wireless Messaging System with Flexible Messages
  13. 5,970,122, 10/19/1999, Two-way Wireless Messaging System Having a User Agent
  14. 5,974,300, 10/26/1999, Two-way Wireless Cellular Messaging System
  15. 6,014,429, 1/11/2000, Two-Way Wireless Cellular Messaging System with Transaction Server
  16. 6,016,319, 1/18/2000, Communication System for Transmission of Datagram packets over Connection-Oriented Networks
  17. 6,041,103, 3/21/2000, Interactive Call Identification
  18. 6,081,715, 6/27/2000, Method and System for Distributed Control in Wireless and Cellular Personal Communications Systems
  19. 6085086,7/4/2000, Network-Based Migrating User Agents For Personal Communication Services
  20. 6192250, 2/20/2001, A Cluster Mobile Switching Center
  21. 6215782, 4/01/2001, Method For Reconnecting Calls In A Wireless Telecommunications System
  22. 6298039, 10/2/2001, High Availability Distributed Call Processing Method and Apparatus
  23. 6434134, 8/13/2002, Dynamic Address Assignment for Wireless Devices Accessing Packet-Based Wired Networks
  24. 6496505, 12/17/02, Packet Tunneling Optimization To Wireless Devices Accessing Packet-Based Wired Networks
  25. 6516000, 2/4/03, Communications System For Transmission Of Datagram Packets Over Connection-Oriented Networks
  26. 6654359, 11/25/2003, Wireless Access To Packet-Based Networks
  27. 6763007, 7/13/2004, Two Phase Local Mobility Scheme For Wireless Access To Packet Based Networks
  28. 6842462, 01/11/2005, Wireless Access Of Packet Based Networks

Education

Awards


Thomas F. La Porta / tlp@cse.psu.edu
Last updated 7/05