Scanlon Wireless - Consultancy and Research Services

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	PUBLISHED RESEARCH & SPECIFIC EXPERTISE

	Scanlon Wireless is focused on all aspects of wireless communications from antennas and radiowave propagation to network and protocol design, and to RF safety evaluations and bioelectromagnetics.

	Specific Expertise:
	bodyworn and tissue implanted antenna design and characterisation UHF and microwave radio propagation: modelling and characterisation termporal characterisation of channels, specifically pedestrian effects RF dosimetry and bioelectromagnetic modelling RF safety evaluations (products and installations) and drafting RF safety policy Exposure system design, modelling and calibration for bioelectromagnetic research wireless networking technologies from Zigbee (IEEE 802.15.4) to Bluetooth (IEEE 802.15.1) to WiFi (IEEE 802.11*) wireless networking protocol design (particularly for low power, personal devices) Ultra wideband (UWB) wireless communications tracking and localisation using wireless network infrastructures design evaluations, due diligence, technical reviewing medical implant and medical device communication systems (RF circuits to full architecture) on-body communications and body area networks Active and passive RFID
	Recent Published Research (for the full > 150 paper list please e-mail william@scanlonwireless.com):
	S.L. Cotton & W.G. Scanlon, 'Measurements, modeling and simulation of the off-body radio channel for the implementation of bodyworn antenna diversity at 868 MHz,' to appear, IEEE Trans. Antennas & Propagation, 2009. G.W. Irwin, J. Chen, A. McKernan & W.G. Scanlon, 'Co-design of predictive controllers for wireless network control,' to appear, IET Control Theory & Applications, 2009. S.L. Cotton, W.G. Scanlon & B.K. Madahar, 'Millimeter-wave soldier-to-soldier communications for covert battlefield operations,' IEEE Communications Magazine, Special Issue on Military Communications, Vol. 47, 10, pp. 72–81, Oct. 2009. S.L. Cotton & W.G. Scanlon 'Channel characterization for single and multiple antenna wearable systems used for indoor body to body communications,' IEEE Trans. Antennas & Propagation, Special Issue on Antennas & Propagation on Body-Centric Wireless Communications, Vol. 57, 4, pp. 980–990, Apr. 2009. G.A. Conway & W.G. Scanlon 'Antennas for over-body-surface communication at 2.45 GHz,' Ibid., pp. 844–855. S.L. Cotton, G.A. Conway & W.G. Scanlon 'A time-domain approach to the analysis and modeling of on-body propagation characteristics using synchronized measurements at 2.45 GHz,' Ibid., pp. 943–955. G.A. Conway, S.L. Cotton & W.G. Scanlon, 'An antennas and propagation approach to improving physical layer performance in wireless body area networks,' IEEE Jnl. Selected Area Communications, Special Issue on Body Area Networking: Technology and Applications, Vol. 27, 1, pp. 27–36, Jan. 2009. S.L. Cotton, & W.G. Scanlon 'An experimental investigation into the influence of user state and environment on fading characteristics in wireless body area networks at 2.45 GHz,' IEEE Trans. Wireless Communications, Vol. 8, 1, pp. 6–12, Jan. 2009. S.L. Cotton, & W.G. Scanlon 'Characterization and modeling of on-body spatial diversity within indoor environments at 868 MHz,' Ibid., pp. 176–185. P.A. Catherwood & W.G. Scanlon, 'Link characteristics for an off-body UWB transmitter in a hospital environment,' Loughborough Antennas & Propagation Conf., Nov. 2009. A.J. Ali, S.L. Cotton & W.G. Scanlon, 'Spatial diversity for off-body communications in an indoor populated environment at 5.8 GHz,' Loughborough Antennas & Propagation Conf., Nov. 2009. A.R. Chandran & W.G. Scanlon, 'Reduced groundplane shorted patch antenna for on-body communications,' Loughborough Antennas & Propagation Conf., Nov. 2009. M. Ong, H.A. Thompson, N. Israr, W.G. Scanlon & G.W. Irwin, 'Skin-friction control for drag reduction on an active aircraft using fault-tolerant wireless connectivity,' 19th Conf. Intl. Soc. Air Breathing Engines (ISABE), Montreal, Canada, Sep. 2009. N. Israr, W.G. Scanlon & G.W. Irwin, 'A Cross-Layer Communication Protocol for Wireless Networked Control Systems,' 1st Intl. Conf. Wireless Communication, Vehicular Technology, Information Theory and Aerospace & Electronic Systems Tech., Aalborg, Denmark, pp. 577–581, May 2009. N.F. Timmons & W.G. Scanlon, 'An Adaptive Energy Efficient MAC Protocol for the Medical Body Area Network,' 1st Intl. Conf. Wireless Communication, Vehicular Technology, Information Theory and Aerospace & Electronic Systems Tech., Aalborg, Denmark, pp. 587–593, May 2009. S.L. Cotton, W.G. Scanlon & G.A. Conway, 'Autocorrelation of signal fading in wireless body area networks,' 2nd IET Seminar on Body-Centric Wireless Communications, London, UK, Apr. 2009. W.G. Scanlon & A.R. Chandran, 'Stacked-patch antenna with switchable propagating mode for UHF body-centric communications,' IEEE International Workshop on Antenna Technology (iWAT 2009), Mar. 2009. G.A. Conway, W.G. Scanlon, C. Orlenius & C. Walker 'In-situ measurement of UHF wearable antenna efficiency using a reverberation chamber,' IEEE Antennas Wireless Propagation Ltrs., Vol. 7, pp. 271–274, 2008. G.A. Safdar & W.G. Scanlon 'Performance analysis of improved IEEE 802.11 infrastructure power saving under time-correlated channel errors,' Intl. Jnl. Wireless Info. Networks, Vol. 15, 1, pp. 36–42, Mar. 2008. A. McKernan, C. Arino, G. W. Irwin, W. G. Scanlon & J. Chen, 'A multiple-observer approach to stability in wireless network control systems,' Intl. Conference on Control, Manchester, Sept. 2008. P.A. Catherwood & W.G. Scanlon, 'Wearable ultra-wideband channel sounder for MIMO antenna systems,' 16th IET Irish Signals and Systems Conf.,, pp. 224-229, Galway, Ireland, June 2008. J. Chen, A. McKernan, G. W. Irwin & W. G. Scanlon, 'Experimental characterisation and analysis of wireless network control systems,' 16th IET Irish Signals and Systems Conf.,, pp. 238-243, Galway, Ireland, June 2008. S.L. Cotton & W.G. Scanlon, 'An experimental evaluation of spatial diversity for use in indoor body to body communications,' IEEE Intl. Symp. Antennas & Prop., San Diego, CA, Jul. 2008. A.R. Chandran, G.A. Conway & W.G. Scanlon, 'Compact low-profile patch antenna for medical body area networks at 868 MHz,' IEEE Intl. Symp. Antennas & Prop., San Diego, CA, Jul. 2008. G.A. Conway, W.G. Scanlon & S.L. Cotton, 'The performance of on-body wearable antennas in a repeatable multipath environment,' IEEE Intl. Symp. Antennas & Prop., Jul. 2008. Z. Duan, D. Linton, W. Scanlon & G. Conway 'Using EBG to improve antenna efficiency in proximity to the human body,' IET Seminar on Wideband, Multiband Antennas and Arrays for Defence or Civil Applications, pp. 175–179, Mar. 2008. W.G. Scanlon & S.L. Cotton 'Understanding on-body fading channels at 2.45 GHz using measurements based on user state and environment,' Loughborough Antennas & Propagation Conf., pp. 10–13, Mar. 2008. A.R. Chandran, G. Conway & W.G. Scanlon 'Compact slot-loaded patch antenna for 868 MHz wireless body area networks,' Loughborough Antennas & Propagation Conf., pp. 433–436, Mar. 2008. Z. Duan, D. Linton, W. Scanlon & G. Conway 'Improving wearable slot antenna performance with EBG structures,' Loughborough Antennas & Propagation Conf., pp. 173–176, Mar. 2008. S.L. Cotton & W.G. Scanlon, 'Higher order statistics for lognormal small-scale fading in mobile radio channels,' IEEE Antennas & Wireless Propagation Ltrs, Vol. 6, pp. 540-543, 2007. S.L. Cotton & W.G. Scanlon, 'Higher order statistics for the k–m distribution,' Electronics Ltrs, Vol. 43, 22, pp. 1215-1217, Oct. 2007. T.P. Deasy & W.G. Scanlon, 'Simulation or measurement: the effect of radio map creation on indoor WLAN-based localisation accuracy,' Wireless Personal Comms., Vol. 42, 4, pp. 563–573, Sept. 2007. A.D. Ball, N.E. Evans, S.J. Burgess & W.G. Scanlon, 'Head-SAR dependence on spectacle frame shape for operator of 450 MHz personal radio,' Electronics Letters, Vol. 43, 20, pp. 1063–1065, Sept. 2007. S.L. Cotton & W.G. Scanlon, 'Characterization and modeling of the indoor radio channel at 868 MHz for a mobile bodyworn wireless personal area network,' IEEE Antennas & Wireless Propagation Ltrs., Vol. 6, pp. 51–55, 2007. G.A. Safdar & W.G. Scanlon, 'Improved power-saving medium access protocol for IEEE 802.11e QoS-enabled wireless networks,' IET Communications, Vol. 1, 4, pp. 718-725, Aug. 2007. J. Colandairaj, G.W. Irwin & W.G. Scanlon, 'Wireless Networked Control Systems with QoS-Based Sampling,' IET Control Theory & Applications, Vol. 1, 1, pp. 430–438, Jan. 2007. W.G. Scanlon, 'Wearable antennas: applications, design Principles, challenges and opportunities,' Keynote - 5th European Workshop on Conformal Antennas, Bristol, UK, Sept. 2007. W.G. Scanlon, G.A. Conway & S.L. Cotton, 'Antennas and propagation considerations for robust wireless communications in medical body area networks,' IET Seminar Antennas & Propagation for Body-Centric Wireless Comms., London, UK, p. 37, April 2007. G.A. Conway, W.G. Scanlon & D. Linton, 'Low-profile microstrip patch antenna for over-body surface communication at 2.45 GHz,' 65th IEEE Vehicular Techn. Conf. VTC2007-Spring, Dublin, Ireland, pp. 392–396, April 2007. G.A. Safdar & W.G. Scanlon, 'Performance analysis of an improved power-saving medium access protocol for IEEE 802.11 point coordination function WLAN,' IEE Proc. Communications, Vol. 153, 5, pp. 697–704, Oct. 2006. W.G. Scanlon & N.E. Evans, 'Antennas and Propagation for Telemedicine and Telecare – On-Body Systems,' Chap. 8 in Antennas and Propagation for Body-Centric Wireless Communications, eds. P.S. Hall & Y. Hao, Artech House, Norwood, MA, pp. 211–239, Sept. 2006. ISBN: 1-58053-493-7. S.L. Cotton & W.G. Scanlon, 'Statistical characterisation for a mobile bodyworn personal area network in an indoor multipath environment at 868 MHz,' European Conf. Antennas & Propagation (EuCAP), Nov. 2006. A.D. Ball, N.E. Evans, W.G. Scanlon, S.J. Burgess & J. McLaughlin, 'Coupling to spectacle frames from a 450 MHz personal radio source operating anteriorly to the head,' Proc. 4th Intl. Workshop on Biological Effects of Electromagnetic Fields, pp. 266–275, Crete, Greece, Oct. 2006. S.L. Cotton & W.G. Scanlon, 'A statistical analysis of indoor multipath fading for a narrowband wireless body area network,' 17th IEEE Intl. Symp. Personal, Indoor & Mobile Radio Comms. (PIMRC), Sept. 2006. S.L. Cotton & W.G. Scanlon, 'Indoor channel characterisation for a wearable antenna array at 868 MHz,' IEEE Wireless Communications & Networking Conf., vol. 4, pp. 1783–1788, Las Vegas, Apr. 2006. K.I. Ziri-Castro, W.G. Scanlon & N.E. Evans, 'Prediction of variation in MIMO channel capacity for the populated indoor environment using a radar-cross-section based pedestrian model,' IEEE Trans. Wireless Communications, Vol. 4, 3, pp. 1186–1194, May 2005. J. Colandairaj, W. Scanlon & G. Irwin, 'Understanding wireless networked control systems through simulation,' IEE Computing & Control Engineering, Vol. 16, 2, pp. 26-31, April / May 2005. J. Colandairaj, G.W. Irwin & W.G. Scanlon, 'Analysis of an IEEE 802.11b wireless networked control system,' Proc. 1st NeCST Workshop on Networked Control System and Fault Tolerant Control, Ajaccio, France, pp. 19–25, October 2005. G.A. Safdar & W.G. Scanlon, 'Effect of time-correlated errors on power-saving mechanisms for IEEE 802.11 infrastructure networks,'Proc. 10th IFIP Intl. Conf. Personal Wireless Communications (PWC’05), pp. 189–196, August 2005. J. Colandairaj, G.W. Irwin & W.G. Scanlon, 'Analysis and Co-Simulation of an IEEE 802.11b Wireless Networked Control System,' Proc. 16th IFAC World Congress, Prague, Czech Republic, July 2005. A.D. Ball, N.E. Evans, S.E. Troulis & W.G. Scanlon, 'An FDTD study of the interaction between body-worn biomedical-monitor wires and a coupled 435 MHz dipole radiator,' Bioelectromagnetics, Dublin, Ireland, pp. 92–96, June 2005. A.D. Ball, N.E. Evans, S.E. Troulis, W.G. Scanlon & S.J. Burgess, 'RF Interference (RFI) between UHF personal radios and biomedical monitoring sensors,' Proc. IEE Seminar on Telemetry and Telematics, London, pp. 4/1–4/5, April 2005. T.P. Deasy & W.G. Scanlon, 'Stepwise Algorithms for Improving the Accuracy of Both Deterministic and Probabilistic Methods in WLAN-based Indoor User Localisation,' Intl. Jnl. Wireless Information Networks, vol. 11, 4, pp. 207–216, October 2004. K.I. Ziri-Castro, W.G. Scanlon & N.E. Evans, 'Indoor radio channel characterisation and modelling for a 5.2 GHz bodyworn receiver,' IEEE Antennas & Wireless Propagation Ltrs., Vol. 3, 11, pp. 219-222, 2004. N.F. Timmons & W.G. Scanlon, 'Analysis of the performance of IEEE 802.15.4 for medical sensor body area networking,' 1st IEEE Comms. Soc. Intl. Conf. on Sensor and Ad Hoc Communications and Networks (SECON), Santa Clara, pp. 16-24, Oct. 2004. S.E. Troulis, A.D. Ball, N.E. Evans & W.G. Scanlon, 'SAR for adult and child users of 450 MHz personal-radio handsets operating anteriorly to the head,' 3rd Int. Workshop on Biological Effects of Electromagnetic Fields, Kos, Greece, pp. 457 – 464, Oct. 2004. G.A. Safdar & W.G. Scanlon, 'Pointer controlled power saving medium access control protocol for IEEE 802.11 infrastructure networks,' 15th IEEE Intl. Symp. Personal, Indoor & Mobile Radio Comms. (PIMRC), Vol. 2, pp. 915–919, Barcelona, Sept. 2004. T.P. Deasy & W.G. Scanlon, 'Accuracy improvement algorithms for prediction of user location using receive signal strength indication in infrastructure WLANs,' 15th IEEE Intl. Symp. Personal, Indoor & Mobile Radio Comms. (PIMRC), Vol. 3, pp. 1757–1761, Barcelona, Sept. 2004. S.E. Troulis, N.E. Evans, W.G. Scanlon, & G. Trombino, 'Influence of wire-framed spectacles on specific absorption rate within the human head for 450 MHz personal radio handsets,' Electronics Letters, Vol. 39, No. 23, pp. 1679–1680, Nov. 2003. K.I. Ziri-Castro, W.G. Scanlon & N.E. Evans, 'Measured pedestrian movement and bodyworn terminal effects for the indoor channel at 5.2 GHz,' European Transactions Telecommunications, Vol. 14, 6, pp. 529–538, Nov/Dec 2003. S.E. Troulis, W.G. Scanlon & N.E. Evans, 'Effect of a hands-free wire on specific absorption rate for a waist-mounted 1.8 GHz cellular telephone handset,' Physics in Medicine & Biology, vol. 48, 12, pp. 1675–1684, June 2003. K.I. Ziri-Castro, W.G. Scanlon, R. Feustle & N.E. Evans, 'Channel modelling and propagation measurements for a bodyworn 5.2 GHz terminal moving in the indoor environment,' 12th IEE Intl. Conf. Antennas & Propagation (IEE Conf. Publ. No. 491), vol. 1, pp. 67–70, Apr. 2003. W.G. Scanlon, 'Analysis of tissue-coupled antennas for UHF intra-body communications,' 12th IEE Intl. Conf. Antennas & Propagation (IEE Conf. Publ. No. 491), vol. 2, pp. 747–750, Apr. 2003.

	Proprietor: Prof. W. G. Scanlon Pages and all documents copyright © 2009, William Scanlon unless otherwise stated. Comments about pages to: web@scanlonwireless.com