Library

Bob Davies

Head, eHome R&D
Lab: Calgary
t: (403)338-6390
e:


Dr. Davies is a Research Scientist at TRLabs Calgary, specializing in radio channel characterization and radio broadband delivery on optical fiber.


Publications:

  1. J.A. Hartwell, G.G. Messier and R.J. Davies, "Optimizing Physical Layer Energy Consumption for Wireless Sensor Networks", IEEE 65th Vehicular Technology Conference Spring (VTC2007-spring), Dublin, Ireland, pp. 76-79, April 2007.

  2. Azfar Moid, Abraham O. Fapojuwo, Robert J. Davies, "Secure and Scalable Video Streaming over IEEE 802.11e based Home Networks", IEEE Canadian Conference on Electrical and Computer Engineering (CCECE2007), Vancouver, BC, Canada, April 22-26, 2007.

  3. Jennifer Anne Hartwell (supervisor: Dr. Geoffrey Messier, co-supervisor: Dr. Robert Davies), "Adaptive Physical Layer Techniques for Energy Efficient Sensor Networks", MSc Thesis, University of Calgary, Department of Electrical and Computer Engineering, September 2006.

  4. S.V. Hum, G. McFeetors, M. Okoniewski, and R.J. Davies, "A Reflectarray Cell Based on a Tunable MEMS Capacitor", IEEE Antennas and Propagation Society International Symposium, New Mexico, July 2006.

  5. Sean V. Hum (supervisor: Dr. Michal Okoniewski co-supervisor: Dr. Robert J. Davies), "Reconfigurable Antennas Based on Electronically Tunable Reflectarrays", Ph.D. Thesis, Department of Electrical and Computer Engineering, University of Calgary, June 2006.

  6. Travis Stevens (supervisor: Dr. Abraham Fapojuwo, co-supervisor: Dr. Robert J. Davies), "Improving Application in QoS in 802.11 Ad-hoc Networks Using Cross-layer Signaling", MSc Thesis, University of Calgary, Department of Electrical and Computer Engineering, January 2006.

  7. John Shaskin (supervisor: John Nielsen, co-supervisor: Bob Davies), "A Step Recovery Diode Based Transmitter for UWB", M.Sc. Thesis, University of Calgary, Department of Electrical and Computer Engineering, December 2005.

  8. Hendry Agus (supervisor: John Nielsen, co-supervisor: Bob Davies), "Ultra-Wideband Channel Characterization and Receiver Analysis", M.Sc. Thesis, University of Calgary, Department of Electrical and Computer Engineering, November 2005.

  9. Xiaohua Zeng (supervisor: Abraham Fapojuwo, co-supervisor: Bob Davies), "Hidden Markov Model Based Voice Activation System in Home Environments", M.Sc. Thesis, Department of Electrical and Computer Engineering, University of Calgary, October 2005.

  10. S. Hum, M. Okoniewski, R. Davies, "An Equivalent Circuit Model for Reflectarry Elements", IEEE Antennas and Propagation Society International Symposium, Washington, DC, USA, July 3-8, 2005.

  11. John E. Shaskin, John Nielsen, Bob Davies, "A Step Recovery Diode Based Impulse Radio Transmitter for Low Data-rate Applications", Wireless 2005, Calgary, AB, Canada, pp. 460-466, July 11-13, 2005.

  12. Xiaohua Zeng, Abraham Fapojuwo, Robert Davies, "Hidden Markov Model (HMM) Based Speech Activation System for Home Network Environment", Wireless 2005, Calgary, AB, Canada, pp. 371-378, July 11-13, 2005.

  13. Hendry Agus, John Nielsen, Robert J. Davies, "Correlation Analysis for Indoor UWB Channel", Wireless 2005, Calgary, AB, Canada, pp. 102-110, July 11-13, 2005.

  14. Travis Stevens, Bob Davies, Abraham Fapojuwo, "Cross Layer Signaling in Wireless Ad-hoc Networks Using Embedded Computers", Wireless 2005, Calgary, AB, Canada, pp. 62-67, July 11-13, 2005.

  15. S. Hum, M. Okoniewski, R. Davies, "Realizing an Electronically Tunable Reflectarray Using Varactor Diode-Tuned Elements", IEEE Microwave and Wireless Components Letters, Vol. 15, No. 6, pp. 422-424, June 2005.

  16. S. Hum, M. Okoniewski, R. Davies, "An Evolvable Antenna Platform Based on Reconfigurable Reflectarrays", 2005 NASA/DoD Conference on Evolvable Hardware, Washington, DC, USA, pp. 139-146, June 29 - July 1, 2005.

  17. Chris D. Holdenried, James W. Haslett and Bob Davies, "A Fully Integrated 10-Gb/s Tapped Delay Hilbert Transformer for Optical Single Sideband", IEEE Microwave and Wireless Components Letters, Vol. 15, No. 5, pp. 303-305, May 2005.

  18. Apichart Intarapanich (supervisor: Dr. Bob Davies, co-supervisor: Dr. Abu Sesay), "Broadband MIMO Wireless Systems: Channel Measurement and Modeling", Ph.D. Thesis, The University of Calgary, March 2005.

  19. A. Intarapanich, P.L. Kafle, R. Davies, A.B. Sesay, J. McRory, "Spatial Correlation Measurements for Broadband MIMO Wireless Channels", IEEE Vehicular Technology Conference (VTC-Fall 2004), Los Angeles, CA, USA, Sept 26-29, 2004.

  20. Robert Lee Sizeland (supervisor: Dr. Abraham Fapojuwo , co-supervisor: Dr. Robert Davies), "A Medium Access Control Layer for In-Home Wireless Multimedia Distribution", M.Sc. Thesis, The University of Calgary, September 2004.

  21. S.V. Hum, M. Okoniewski, R.J. Davies, "A Reconfigurable Antenna Based on an Electronically Tunable Reflectarray", Wireless 2004 proceedings, Calgary, Alberta, pp. 532-541, July 12-14, 2004.

  22. H. Agus, S. Sethi, R. Pasand, J. Nielsen, R. Davies, "Analysis and Simulation of UWB PPM System with Single Bit Rake Receiver in Multipath Fading Environment", Wireless 2004 proceedings, Calgary, Alberta, pp. 386-394, July 12-14, 2004.

  23. R. Sizeland, A. Fapojuwo, R. Davies, "Performance of a QoS -Enabled MAC Protocol for Wireless Home Networks", Wireless 2004 proceedings, Calgary, Alberta, pp. 355-362, July 12-14, 2004.

  24. A. Intarapanich, R.J. Davies, A.B. Sesay, P.L. Kafle, J. McRory, "The Capacity of Broadband Multi-Antenna Array Systems in Outdoor Environment", Wireless 2004 proceedings, Calgary, Alberta, pp. 312-317, July 12-14, 2004.

  25. P.L. Kafle, A. Intarapanich, A.B. Sesay, J. McRory, R.J. Davies, "Correlation Analysis Based on Broadband MIMO Channel Measurements", Wireless 2004 proceedings, Calgary, Alberta, pp. 1-8, July 12-14, 2004.

  26. P.L. Kafle, A. Intarapanich, A.B. Sesay, J. McRory, R. Davies, G. McGibney, "A Wideband MIMO Channel Measurement System for Indoor Office Environment", 2004 World Wireless Congress, San Francisco, CA, USA, pp. 95-100, May 25-28, 2004.

  27. M. Weldon, S.V. Hum, R.J. Davies, M. Okoniewski, "Traveling-Wave Ring Circuit for Resonant Enhancement of Electrooptic Modulators", IEEE Photonics Technology Letters, Vol. 16, No. 5, pp. 1295-1297, May 2004.

  28. A. Intarapanich, R.J. Davies, A.B. Sesay, P.L. Kafle, "The Capacity of Multi-Antenna Array System in Microcell and Picocell Wireless Environment", CCECE 2004-CGEI 2004, Niagara Falls, ON, pp. 0797-0800, May 2004.

  29. Michael A.J. Weldon (supervisor: Dr. Michal Okoniewski, co-supervisor: Dr. Robert Davies), "Travelling-wave Resonant Enhancement of Electro-optic Modulators", M.Sc. Thesis, The University of Calgary, February 2004.

  30. A. Intarapanich, P.L. Kafle, R.J. Davies, A.B. Sesay, "Effect of Tap Gain Correlation on Capacity of OFDM MIMO Systems", IEE Electronic Letters, Vol. 40, No. 1, pp. 86-88, January 8, 2004.

  31. John-Peter van Zelm (supervisor: Dr. Abu Sesay, co-supervisor: Dr. Robert Davies), "Harmonic Upconversion in Radio-on-Fiber Systems", M.Sc. Thesis, The University of Calgary, December 2003.

  32. J.P. van Zelm, R.J. Davies, "Pure Harmonic Upconversion in Radio-on-Fiber Systems", SPIE ITCOM 2003, Orlando, FL, USA, pp. 382-392, September 8-11, 2003.

  33. M.A.J. Weldon, R.J. Davies, S.V. Hum, M. Okoniewski, "Enhancement of Electro-optic Modulators using Traveling-wave Resonators", SPIE ITCOM 2003, Orlando, FL, USA, pp. 373-392, September 8-11, 2003.

  34. M.A.J. Weldon, R.J. Davies, S.V. Hum, M. Okoniewski, "Resonant Enhancement of Electro-optic Modulators using Traveling-Wave Ring Resonators", Wireless 2003 proceedings, Calgary, Alberta, pp. 485-494, July 7-9, 2003.

  35. J.P. van Zelm, R.J. Davies, "Harmonic Upconversion in Hybrid Optical/Radio Systems", Wireless 2003 proceedings, Calgary, Alberta, pp. 473-484, July 7-9, 2003.

  36. A. Intarapanich, R.J. Davies, A.B. Sesay, "Capacity and Mutual Information of Broadband Fading Channel When Using Multiple Antennas", Wireless 2003 proceedings, Calgary, Alberta, pp. 363-371, July 7-9, 2003.

  37. R. Sizeland, R. Davies, "Wireless LAN Quality of Service Overview and In-Home Wireless Multimedia Distribution Proposal", Wireless 2003 proceedings, Calgary, Alberta, pp. 104-109, July 7-9, 2003.

  38. Ryan Glenn Watson( supervisor: Dr. Bob Davies), "Orthogonal Frequency-Division Multiplexing over a Radio-on-Fiber Link", M.Sc. Thesis, The University of Calgary, May 2003.

  39. S.V. Hum, M. Okoniewski, R.J. Davies, "Modulator Structures for Radio-on-Fiber Applications", Journal of Telecommunications and Information Technology, pp. 8-14, January 2003.

  40. Bradley Davis (supervisor: Dr. Robert Davis), "Design Considerations for Radio-On-Fiber Systems", M.Sc. Thesis, The University of Calgary, October 2002.

  41. B. Davies, S. Hum, B. Davis, R. Walton, "Progress in Last Mile Broadband Wireless Technologies", Wireless 2002 Proceedings, Calgary, Alberta, pp. 356-373, July 8-10, 2002.

  42. S.V. Hum, M. Okoniewski, R.J. Davies, "Modulator Structures for Radio-On-Fiber Applications", MIKON- 14th Annual Conference on Microwaves, Radar, and Wireless Communications 2002 proceedings, Poland, Volume 1, pp. 37-40, March 2002.

  43. Sean Hum (supervisor: Dr. Michael Okoniewski, co-supervisor: Dr. Bob Davies), "Electro-optic Modulators for Radio-on-Fiber Applications", M.Sc. Thesis, The University of Calgary, December 2001.

  44. C. Holdenried, J. Haslett, J. McRory, B. Davies, D. Beards, A.J. Bergsma, "A DC-4 GHz Logarithmic Amplifier with Fiber-Optic Applications", Wireless 2001 Proceedings, Calgary, Alberta, pp. 207-215, July 9-11, 2001.

  45. B. Davis, B. Davies, "Amplitude and Phase Predistortion for Optical Harmonic Upconversion", Wireless 99 Proceedings, Calgary, AB, pp. 398-410, July 12-14, 1999.

  46. Robert J. Davies (supervisor: Dr. Jan Conradi), "Optical Single Sideband for Broadband and Subcarrier Systems", Ph.D. Thesis, Department of Electrical & Computer Engineering, University of Alberta, June 1999.

  47. Bob Davies (supervisor: Dr. Jan Conradi), "Optical Single Sideband for Broadband and Subcarrier Systems", Ph.D. Thesis, The University of Alberta, Spring 1999.

  48. B. Davies, J. Conradi, "Hybrid Harmonic Subcarrier Optical Single Sideband with Phase Predistortion", IEE Electronic Letters, Vol. 34, No. 17, pp. 1674-1675, August 20, 1998.

  49. B. Davies, J. Conradi, "Radio Broadband Delivery on Fiber", Wireless 98 Conference, Calgary, AB, pp. 91-102, July 6-8, 1998.

  50. B. Davies, J. Conradi, "Radio Broadband Delivery on Fiber", CCBR'98 Conference, Ottawa, ON, pp. 225-262, June 22-24, 1998.

  51. B. Davies, J. Conradi, "Hybrid Modulator Structures for Subcarrier and Harmonic Subcarrier Optical Single Sideband", IEEE Photonics Technology Letters, Vol. 10, No. 4, pp. 600-602, April 1998.

  52. David E. Dodds, Jan Conradi, Mike Sieben, Robert J. Davies, "Advances in Optical Transmission", First International Symposium on Communication Systems & Digital Signal Processing (CSDSP'98), Sheffield, UK, pp. 297-304, April 6-8, 1998.

  53. B. Davies, J. Conradi, "Compatible Optical Single Sideband Modulator Structures for Wireless Applications", Wireless 97 Conference, Calgary, AB, pp. 206-213, July 9-11, 1997.

  54. M. Sieben, J. Conradi, D. Dodds, B. Davies, S. Walklin, "10 Gb/s Optical Single Sideband Systems", IEE Electronics Letters, Vol. 33, No. 11, pp. 971 - 973, May 22, 1997.

  55. J. Conradi, B. Davies, M. Sieben, D. Dodds, S. Walklin, "Optical Single Sideband (OSSB) Transmission for Dispersion Avoidance and Electrical Dispersion Compensation in Microwave Subcarrier and Baseband Digital Systems", post deadline paper presented at the Optical Fiber Communications Conference (OFC '97), Dallas, TX, February 16-21, 1997.

  56. Q.Z. Liu, R. Davies, R.I. MacDonald, "Characterization of Fiber-Optic Microwave Link with Optoelectronic Upconverter Using Impulse Response Identification System", Microwave and Optical Technology Letters, Vol. 10, No. 3, pp. 135-138, October 20, 1995.

  57. Q.Z. Liu, R. Davies, R.I. MacDonald, "Monolithic Integrated Optoelectronic Up-Converter for Fiber Optic Radio System Applications", Proceedings of the Tenth International Conference on Integrated Optics and Optical Fibre Communication, IOOC '95, Hong Kong, WC3-2, Vol. 2, pp. 90-91, June 26-30, 1995.

  58. T.Young, J. Conradi, W. Tinga, B. Davies, "Generation and Transmission of FM and /4 DQPSK Signals at Microwave Frequencies Using Harmonic Generation and Optoelectronic Mixing in Mach-Zehnder Modulators", Proceedings of the Tenth International Conference on Integrated Optics and Optical Fibre Communication, IOOC '95, Hong Kong, C2-1, Vol. 4, pp. 72-73, June 26-30, 1995.

  59. J.Q. Pinkney, P.L. Camwell, R. Davies, "Chaos Shift-Keying Communications System Using Self-Synchronising Chua Oscillators", IEE Electronic Letters, Vol. 31, No. 31, pp. 1021-1022, June 22, 1995.

  60. Q.Z. Liu, R. Davies, R.I. MacDonald, "Characterization of Fiber Optic Microwave Link with Monolithic Integrated Optoelectronic Upconverter", Proceedings of 1995 IEEE MTT-S International Microwave Symposium, Orlando, Florida, pp. 1169-1172, May 15-19, 1995.

  61. Q.Z. Liu, R. Davies, R.I. MacDonald, "Fiber-Optic Microwave Link with Monolithic Integrated Optoelectronic Up-Converter", Photonics Technology Letters, Vol. 7, No. 5, pp. 567-569, May 1995.

  62. Q.Z. Liu, R.I. MacDonald, R. Davies, "A Simple and Cost Effective Fibre Optic Microwave Link with Monolithic Integrated Optoelectronic Mixing Receiver", Proceedings of Wireless '94 Conference, Calgary, AB., Vol. 1, F-2, pp. 250-256, July 1994.

  63. H. Zaghloul, G. Morrison, D. Tholl, R.J. Davies and S. Kazeminejad, "Frequency Response Measurements of the Indoor Channel", Antem '90, Winnipeg, Manitoba, pp. 267-272, August 15-17, 1990.



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