AWGN channel, bit error rate performance, communications systems, constraint lengths, decoding algorithm, log-map, MAP algorithms, posteriori, simulation result, soft input, soft output, soft output Viterbi algorithms, turbo decoders, turbo decoding algorithm, wireless communication system

Oletu, G. and Rapajic, P. (2011) The performance of turbo codes for wireless communication systems. In: ICCRD2011 - 2011 3rd International Conference on Computer Research and Development. IEEE Computer Society, Piscataway, USA, pp. 346-349. ISBN 9781612848396 (doi:https://doi.org/10.1109/ICCRD.2011.5763919)

Adaptive Multiuser Detection, MIMO Systems, multicarrier, OFDM Systems

Eneh, T., Rapajic, P., Anang, K.A. and Bello, Lawal (2012) Adaptive MMSE Multiuser Detection in MIMO OFDM wireless communication system. In: Advanced Materials Research. Scientific Net, pp. 233-240. ISBN 978-3-03785-270-5 ISSN 1662-8985 (doi:https://doi.org/10.4028/www.scientific.net/AMR.367.233)

Bandpass Filter, patch resonators, transmission zero

Ogbodo, Eugene, Wang, Yi and Rapajic, Predrag (2015) Bandpass filters with mixed hairpin and patch resonators. Progress In Electromagnetics Research C, 59. pp. 101-106. ISSN 1937-8718 (Print), 1937-8718 (Online) (doi:https://doi.org/10.2528/PIERC15072905)

Electronics, electro-technology, communications technology

Bello, Lawal, Bakalis, Panayiotis and Rapajic, Predrag (2014) Power conservation and performance analysis of MANETs. Lambert Academic Publishing. ISBN 978-3-659-60991-6

FSMC, channel estimation, fading channels, finite-state Markov modeling, frequency selective channels, media access control, transceivers, wireless communication system

Sadeghi, Parastoo, Kennedy, Rodney A., Rapajic, Pedrag B. and Shams, Ramtin (2008) Finite-state Markov modeling of fading channels: a survey of principles and applications. IEEE Signal Processing Magazine, 25 (5). pp. 57-80. ISSN 1053-5888 (doi:https://doi.org/10.1109/MSP.2008.926683)

Gaussian distributions, geometric modeling, multipath channels

Khan, Noor M., Simsim, Mohammed T. and Rapajic, Predrag B. (2008) A generalized model for the spatial characteristics of the cellular mobile channel. IEEE Transactions on Vehicular Technology, 57 (1). pp. 22-37. ISSN 0018-9545 (doi:https://doi.org/10.1109/TVT.2007.904532)

HMI; SCADA; Remote Control; Industrial Wireles; Communication

Qureshi, Athar, Rapajic, Predrag and Demaiter, Lysander (2016) Modern human machine interface in industrial wireless networks. International Journal of Simulation: Systems, Science & Technology, 17 (33). pp. 1-9. ISSN 1473-8031 (Print), 1473-804x (Online) (doi:https://doi.org/10.5013/IJSSST.a.17.33.13)

Hidden Markov Models (HMM), ultra wide band (UWB), Voronoi region based approach, signal to noise ratio (SNR)

Nijsure, Y., Chen, Yifan, Litchfield, C. and Rapajic, P.B. (2009) Hidden Markov model for target tracking with UWB radar systems. In: Personal, Indoor and Mobile Radio Communications. Institute of Electrical and Electronic Engineers, Inc, Piscataway, NJ, USA, pp. 2065-2069. ISBN 978-1-4244-5123-4 (online), 978-1-4244-5122-7 (print) (doi:https://doi.org/10.1109/PIMRC.2009.5450337)

Intersymbol Interference(ISI), MMSE decision feedback equalizer,

Oletu, G., Rapajic, P., Eneh, T. and Anang, K. (2011) Performance of iterative decoding with imperfect MMSE DFE. Wireless Days. pp. 1-3. ISSN 2156-9711 (doi:https://doi.org/10.1109/WD.2011.6098137)

MIMO OFDM, adaptive filter, turbo codes, iterative decoding

Eneh, Titus Ikechukwu, Oletu, Grace, Rapajic, Predrag, Anang, Kwashie and Bello, Lawal (2011) Adaptive multiuser receivers scheme for MIMO OFDM over iterative-equalization for single-carrier transmission. Journal of Emerging Trends in Engineering and Applied Sciences (JETEAS), 2 (2). pp. 282-288. ISSN 2141-7016

MIMO OFDM, digital communication systems, additive white Gaussian noise (AWGN), least mean square (LMS), recursive least square (RLS),

Eneh, T., Rapajic, P., Anang, K., Bakalis, P. and Bello, L. (2012) Information capacity of adaptive MIMO OFDM wireless communication systems. In: Adaptive Science and Technology (ICAST). Institute of Electrical and Electronics Engineers, Piscataway, NJ, USA, pp. 157-164. ISBN 978-1-4673-0758-1 (doi:https://doi.org/10.1109/ICASTech.2011.6145168)

MIMO relay channels, wireless communications

Rapajic, Predrag and Kanakis, Triantafyllos (2008) MIMO relay channels with partial channel knowledge/estimation error and spatial correlation. In: Wysocki, Beata J. and Wysocki, Tadeusz A., (eds.) Proceedings of the 1st International Conference on Signal Processing and Telecommunication Systems ICSPCS'2007 Australia, Gold Coast December 17-19, 2007. DSP for Communication Systems, Tarrawanna, New South Wales, Australia, pp. 43-47. ISBN 9780975693445

MIMO, correlated noise, information capacity

Krusevac, Snezana M., Rapajic, Predrag and Kennedy, Rodney A. (2005) Channel capacity upper bound of MIMO systems in the presence of spatially correlated noise. Proceedings Eighth International Symposium on Communication Theory and Applications - ISCTA ’05. ISCTA '05, Ambleside, Lake District, UK, pp. 298-303.

MMSE, MUD, MIMO OFDM, adaptive systems

Eneh, T., Rapajic, P. and Anang, K. (2011) Adaptive MMSE multiuser receivers in MIMO OFDM wireless communication. In: Communication Technology (ICCT), 2010 12th IEEE International Conference on. Institute of Electrical and Electronics Engineers, Piscataway, NJ, USA, pp. 934-937. ISBN 978-1-4244-6868-3 (doi:https://doi.org/10.1109/ICCT.2010.5688544)

Markov processes, finite-state Markov channels, channel capacity, fading channels

Sadeghi, Parastoo and Rapajic, Predrag (2008) On information rates of time-varying fading channels modeled as finite-state Markov channels. IEEE Transactions on Communications, 56 (8). pp. 1268-1278. ISSN 0090-6778 (doi:https://doi.org/10.1109/TCOMM.2008.060622)

adaptive MMSE, amplify and forward, asynchronous transmission, capacity performance, CDMA networks, CDMA wireless networks, channel information, cooperative communication, decode and forward, diversity gain, MMSE-MUD, multiuser detection scheme, non-orthogonality, mulation experiments, spreading waveforms, up-link transmissions

Qureshi, A., Kanakis, T., Litchfield, C. and Rapajic, P. (2010) Adaptive MMSE multiuser detection (A-MMSE-MUD) in asynchronous cooperative CDMA networks. In: SoftCOM 2010 - International Conference on Software, Telecommunications and Computer Networks. IEEE Computer Society, Piscataway, USA, 260 -264. ISBN 9781424486632 (Print), 9789532900040 (Online)

adaptive algorithm, adaptive equalizers, adaptive filters, channel estimation, communication channels, equations, filtering, Kalman filters, time varying systems, time-varying channels

Krasevac, Zarko B. and Rapajic, Predrag B. (2008) Adaptive AR channel model identification of time-varying communication systems. In: 2008 IEEE 10th International symposium on spread spectrum techniques and applications. IEEE Conference Publications . Institute of Electrical and Electronics Engineers, Inc., Piscataway, NJ, USA, pp. 618-622. ISBN 9781424422036 (doi:https://doi.org/10.1109/ISSSTA.2008.121)

adaptive algorithms, wireless communication networks, noise variances, multi-antenna receiver adaptive signal combining, least mean squares (LMS) algorithm, Newton's recursion method, adaptive combining technique

Qureshi, Athar, Kanakis, Triantafyllos and Rapajic, Predrag (2010) Adaptive combining of signals with unequal noise variances. In: 2nd International Conference on Computational Intelligence, Modelling and Simulation (CIMSiM). IEEE Computer Society, Conference Publishing Services, Washington, USA, pp. 488-493. ISBN 978-1-4244-8652-6 (Print), 978-0-7695-4262-1 (Online) (doi:https://doi.org/10.1109/CIMSiM.2010.21)

adaptive detectors, adaptive minimum mean square errors, adaptive MMSE, adaptive multiuser detection, convergence speed, Fast Rayleigh fading, iterative equalization, MIMO OFDM, MIMO-OFDM systems, MMSE, multi-user receivers, multiuser detection and decoding, prior information, single carrier, single-carrier transmission, spatial domains, tracking ability, turbo equalizers, turbo-equalization, wireless channel

Eneh, T., Rapajic, P., Oletu, G., Anang, K. and Bello, L. (2011) Adaptive MMSE multiuser detection for MIMO OFDM over turbo-equalization for single-carrier transmission wireless channel. In: IWCMC 2011 - 7th International Wireless Communications and Mobile Computing Conference. IEEE Computer Society, Piscataway, USA, pp. 1408-1412. ISBN 9781424495399 (doi:https://doi.org/10.1109/IWCMC.2011.5982744)

adaptive multiuser detection, multiuser interference,

Qureshi, Athar, Kanakis, Triantafyllos and Rapajic, Predrag (2011) Interference resistance of adaptive multiuser detection in asynchronous detect and forward relaying CDMA networks. 2011 Baltic Congress on Future Internet Communications (BCFIC Riga 2011). IEEE Explore, Piscataway, NJ, USA, pp. 90-95. ISBN 9781424485116 (doi:https://doi.org/10.1109/BCFIC-RIGA.2011.5733225)

adaptive ordering, decision feedback, multiuser detection

Trajkovic, Vladimir D., Rapajic, Predrag and Kennedy, Rodney A. (2008) Adaptive ordering for imperfect successive decision feedback multiuser detection. IEEE Transactions on Communications, 56 (2). pp. 173-176. ISSN 0090-6778 (doi:https://doi.org/10.1109/TCOMM.2008.040650)

adaptive receiver, DSR routing protocol, mobile ad hoc networks, power-routing,

Bello, Lawal, Bakalis, Panos, Rapajic, Predrag, Anang, Kwashie A. and Eneh, Titus I. (2011) Adaptive receiver power routing protocol for mobile ad hoc wireless network. Journal of Communications, 6 (7). pp. 571-580. ISSN 1796-2021 (doi:https://doi.org/10.4304/jcm.6.7.571-580)

adaptive signal combining, unequal noise variances, RLS, LMS, Newton’s recursion base LMS, optimum signal combining, optimum adaptive signal combining

Qureshi, Athar, Kanakis, Triantafyllos and Rapajic, Pedrag (2010) Adaptive signal combining with unequal channel noise variances. International Journal of Simulation: Systems, Science and Technology, 11 (6). pp. 14-21. ISSN 1473-8031 (Print), 1473-804X (Online)

amplifier, linearisation, gain, intermodulation distortion, negative impedance, compensation

Ali, M. Tanseer, Wu, Ruiheng, Callaghan, Peter and Rapajic, Predrag (2014) Highly linear RF amplifier design: theoretical analysis and experimental study. International Journal of Electronics, 101 (1). pp. 98-112. ISSN 0020-7217 (Print), 1362-3060 (Online) (doi:https://doi.org/10.1080/00207217.2013.769189)

amplifier, linearisation, negative impedance compensation

Ali, M. Tanseer, Wu, Ruiheng, Callaghan, Peter and Rapajic, Predrag (2012) Experimental study of a highly linear amplifier using negative impedance compensation technique. In: Active RF Devices, Circuits and Systems Seminar. IET Conference Publications . IET, pp. 35-38. ISBN 978-1849195409 (doi:https://doi.org/10.1049/ic.2011.0211)

amplifier, linearisation, negative impedance compensation, Volterra analysis

Ali, M. Tanseer, Wu, Ruiheng, Callaghan, Peter and Rapajic, Predrag (2011) Design of a highly linear high frequency amplifier using Volterra model. In: Microwave, Antenna, Propagation, and EMC Technologies for Wireless Communications (MAPE). Microwave, Antenna, Propagation, and EMC Technologies for Wireless Communications (MAPE) . Institute of Electrical and Electronic Engineers, Pistacaway, USA, pp. 355-358. ISBN 978-1-4244-8268-9 (doi:https://doi.org/10.1109/MAPE.2011.6156259)

analytical results, channel conditions, cognitive intelligence, domestic environments, location tracking, network performance analysis, numerical example, potential applications, randomly distributed, remote monitoring, source localization, system architectures, time of arrival estimation, ultra-wideband radio frequency identifications,

Chen, Y. and Rapajic, P. (2008) Ultra-wideband cognitive interrogator network for indoor location tracking - part 1: system architecture and network performance analysis. 2008 IEEE 19th International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC 2008. Institute of Electrical and Electronics Engineers, Inc., Piscataway, NJ, USA, pp. 1-5. ISBN 9781424426447 (doi:https://doi.org/10.1109/PIMRC.2008.4699464)

antenna measurements, area measurement, biological system modeling, body sensor networks, delay effects, enterprise resource planning, humans, pulse amplifiers, time domain analysis, ultra wideband technology

Chen, Yifan, Teo, Jianqi, Lai, Joshua, Gunawan, Erry, Low, Kaysoon, Soh, Cheongboon and Rapajic, Predrag (2008) Cooperative UWB body area networking: channel measurement and diversity analysis. In: 2008 IEEE 10th International symposium on spread spectrum techniques and applications. IEEE Conference Publications . Institute of Electrical and Electronics Engineers, Inc, Piscataway, NJ, USA, pp. 303-308. ISBN 9781424422036 (doi:https://doi.org/10.1109/ISSSTA.2008.61)

bit error rate, correlation, data communication, loss measurement, signal to noise ratio, simulation, data communication, digital filters, error statistics, impulse noise

Oletu, Grace, Rapajic, Predrag, Anang, Kwashie, Wu, Ruiheng and Eneh, Titus (2012) The smearing filter design techniques for data transmission. In: 2012 IEEE Vehicular Technology Conference (VTC Fall) Proceedings. IEEE Conference Publications . Institution of Electrical and Electonic Engineers, Inc., Piscataway, NJ, USA. ISBN 978-1-4673-1881-5 ISSN 1090-3038 (doi:https://doi.org/10.1109/VTCFall.2012.6398948)

body area network, ultra-wideband system, on-body propagation, channel modeling, time-domain measurements, cooperative networks, diversity

Chen, Yifan, Teo, Jianqi, Lai, Joshua Chong Yue, Gunawan, Erry, Low, Kay Soon, Soh, Cheong Boon and Rapajic, Predrag B. (2009) Cooperative communications in ultra-wideband wireless body area networks: Channel modeling and system diversity analysis. IEEE Journal on Selected Areas in Communications, 27 (1). pp. 5-16. ISSN 0733-8716 (doi:https://doi.org/10.1109/JSAC.2009.090102)

breaking point distance, DSR, radio propagation model, mobile ad hoc network,

Bello, L., Anang, K. A., Bakalis, P., Rapajic, P. B. and Eneh, Titus I. (2012) Sensitivity of DSR protocol performance to propagation loss models at higher microwave frequencies. In: 2012 Proceedings 14th International Conference on Modelling and Simulation (UKSim). IEEE Conference Publications . The Institute of Electrical and Electronics Engineers, Inc, California & Washington, USA and Tokyo, Japan, pp. 561-565. ISBN 978-0-7695-4682-7 (doi:https://doi.org/10.1109/UKSim.2012.85)

breakpoint distance, DSR, mobile ad hoc network, radio propagation model, ad hoc networks, delay, mobile communication, routing, routing protocols, vehicles

Anang, K. A., Bello, L., Eneh, T. I., Bakalis, P. and Rapajic, P. B. (2012) The performance of dynamic source routing protocol to path loss models at carrier frequencies above 2 GHz. In: 2011 IEEE 13th International Conference on Communication Technology (ICCT). Institute of Electronic and Electrical Engineers, Inc., Piscataway, NJ, USA, pp. 151-155. ISBN 978-1-61284-306-3 (print) (doi:https://doi.org/10.1109/ICCT.2011.6157852)

breakpoint distance, landmobile radio cellular system, spectrum efficiency, vehicular traffic

Anang, K.A., Rapajic, P.B., Eneh, T.I., Bello, L. and Oletu, G. (2012) Impact of vehicular traffic on information capacity of cellular wireless network at carrier frequencies greater than 3 GHz. In: 2011 Fifth UKSim European Symposium on Computer Modeling and Simulation (EMS). Institute of Electrical and Electronics Engineers, Piscataway, NJ, USA, pp. 430-434. ISBN 978-1-4673-0060-5 (doi:https://doi.org/10.1109/EMS.2011.19)

capacity optimizations, data rates, destination nodes, mimo configurations, MIMO wireless communication systems, mobile communication systems, multiple antennas, partial knowledges, performance improvements, power resources, radio propagation modeling, single input single outputs, spatially correlated, transmitter and receivers, wireless communication systems, wireless relays, wireless systems

Kanakis, Triantafyllos and Rapajic, Predrag B. (2008) Radio propagation modeling for capacity optimization in wireless relay MIMO systems with partial CSI. In: 2008 IEEE 10th International symposium on spread spectrum techniques and applications. IEEE Conference Publications . Institute of Electrical and Electronics Engineers, Inc., Piscataway, NJ, USA, pp. 211-215. ISBN 9781424422036 (doi:https://doi.org/10.1109/ISSSTA.2008.44)

cellular wireless, information capacity, co-channel interference,

Anang, K.A., Rapajic, P.B., Wu, Ruiheng, Bello, L. and Eneh, T.I. (2012) Cellular system information capacity change at higher frequencies due to propagation loss and system parameters. Progress In Electromagnetics Research B, 44. pp. 191-221. ISSN 1937-6472 (doi:https://doi.org/10.2528/PIERB12080908)

channel information capacity, communication channels, differential decoding, flat-fading, forward-backward algorithm, maximum-likelihood sequence detection, ML detections, multiple-symbol differential detection, mutual information, performance analyses, process time, state-space approach, symbol intervals, time correlations, time-varying, time-varying channels

Krusevac, Zarko B., Rapajic, Predrag and Kennedy, Rodney A. (2008) Mutual information performance of differential MPSK detection over time-varying channels. Proceedings - 2008 IEEE International Symposium on Information Theory, ISIT 2008. Institute of Electrical and Electronics Engineers, Inc., Piscataway, NJ, USA, pp. 2752-2756. ISBN 9781424422562

cluster methods, land mobile radio cellular system, radio propagation, spectrum efficiency

Anang, K.A., Rapajic, P.B., Eneh, T.I. and Nijsure, Y. (2011) Minimum cell size for information capacity increase in cellular wireless network. In: Vehicular Technology Conference (VTC Spring), 2011 IEEE 73rd. Institute of Electrical and Electronic Engineers, Piscataway, NJ, USA. ISBN 978-1-4244-8332-7 ISSN 1550-2252 (doi:https://doi.org/10.1109/VETECS.2011.5956350)

cognitive interrogator network (COIN), ultra-wideband radio frequency identification (UWB-RFID), sequential-hypothesis-testing framework

Chen, Y. and Rapajic, P. (2010) Ultra-wideband cognitive interrogator network: Adaptive illumination with active sensors for target localisation. Communications, IET, 4 (5). pp. 573-584. ISSN 1751 8628 (doi:https://doi.org/10.1049/iet-com.2009.0495)

cognitive networks, genetic algorithm, spectrum aggregation, spectrum assignment

Rostami, Soheil, Arshad, Kamran and Rapajic, Predrag (2013) Aggregation-based spectrum assignment in cognitive radio networks. In: ICACCS 2013 - Proceedings of the 2013 International Conference on Advanced Computing and Communication Systems: Bringing to the Table, Futuristic Technologies from Around the Globe. Institute of Electrical and Electronics Engineers Inc., Piscataway, NJ, USA, pp. 1-6. ISBN 978-1-4799-3506-2 (doi:https://doi.org/10.1109/ICACCS.2013.6938698)

communication channels, MPSK, time-varying communication channels

Rapajic, Predrag and Krusevac, Zarko B. (2008) Equivalent channel for capacity analysis of differential detection over time-varying communication channels. In: Wysocki, Beata J. and Wysocki, Tadeusz A., (eds.) Proceedings of the 1st International Conference on Signal Processing and Telecommunication Systems ICSPCS'2007 Australia, Gold Coast December 17-19, 2007. DSP for Communication Systems, Tarrawanna, New South Wales, Australia, pp. 21-26. ISBN 9780975693445

communication system model, information rate evaluation, differential detection, time-varying channels, mutual information performance analysis, multiple-symbol differential M-phase shift keying, time-correlated communication channels, time-varying flat-fading

Krusevac, Z.B., Rapajic, P.B. and Kennedy, R.A. (2008) Communication system model for information rate evaluation of differential detection over time-varying channels. IET Communications, 2 (10). pp. 1301-1310. ISSN 1751-8628 (doi:https://doi.org/10.1049/iet-com:20070610)

diversity gains, generalised distributed antenna systems, cooperative users, access points, user terminals, network topology, stochastic ray-tracing, power-decaying pattern

Chen, Y., Hu, L., Yuen, C., Zhang, Y., Zhang, Z. and Rapajic, P. (2009) Intrinsic measure of diversity gains in generalised distributed antenna systems with cooperative users. IET Communications, 3 (2). pp. 209-222. ISSN 1751-8628 (Print), 1751-8636 (Online) (doi:https://doi.org/10.1049/iet-com:20080064)

high-frequency amplifier

Hossain, M., Wu, Ruiheng, Litchfield, Charan and Rapajic, Predrag (2008) Linearization of high frequency amplifier using a generalised signal-injection method: case study. In: Analog Signal Processing Conference 2008, 12 November 2008, Oxford Brookes University, Oxford, UK. (Unpublished)

information capacity, MMSE, adaptive filters

Eneh, Titus, Rapajic, Predrag, Anang, Kwashie, Bello, L. and Qureshi, Athar (2010) Information capacity of the communications systems with adaptive MMSE receivers. In: International Conference On Future Information Technology (ICFIT 2010), 14-15 Dec 2010, Changsha, Hunan, China.

information capacity, time varying channels, channel estimation

Krusevac, Zarko B., Rapajic, Predrag and Kennedy, Rodney A. (2005) Channel estimation and coding for BPSK signalling in time varying fading communication channels. Proceedings of the Eighth International Symposium on Communication Theory and Applications - ISCTA ’05. ISCTA ’05, Ambleside, Lake District, UK, pp. 467-472.

information-theoretic approach, excitation ultra wideband (UWB) waveforms, cognitive radar network, mutual information (MI), positioning algorithm, signal-to-noise ratio (SNR), delay-Doppler resolution, ambiguity function (AF)

Nijsure, Y., Chen, Y., Rapajic, P., Yuen, C., Chew, Y.H. and Qin, T.F. (2010) Information-theoretic algorithm for waveform optimization within ultra wideband cognitive radar network. In: International Conference on Ultra-Wideband (ICUWB). IEEE International Conference on Ultra-Wideband (ICUWB) . IEEE Xplore Digital Library, Nanjing, pp. 1-4. ISBN 978-1-4244-5305-4 (print) ISSN 978-1-4244-5306-1 (online) (doi:https://doi.org/10.1109/ICUWB.2010.5616308)

land mobile radio cellular system, antenna, path loss, breakingpoint distance

Anang, K.A., Rapajic, P.B., Eneh, T.I. and Oletu, G. (2011) Sensitivity of information capacity of land mobile cellular system to the base station antenna height at higher microwave frequencies. In: Computer Research and Development (ICCRD), 2011 3rd International Conference on. Institute of Electrical and Electronics Engineers, Piscataway, NJ, USA, pp. 167-172. ISBN 978-1-61284-839-6 (doi:https://doi.org/10.1109/ICCRD.2011.5764271)

land mobile radio cellular system, radio propagation, spectrum efficiency, multiple tier co-channel interference

Anang, K.A., Rapajic, P.B., Bello, L. and Wu, R. (2012) Sensitivity of cellular wireless network performance to system & propagation parameters at carrier frequencies greater than 2 GHz. Progress In Electromagnetics Research B (PIER B), 40. pp. 31-54. ISSN 1937-6472 (doi:https://doi.org/10.2528/PIERB12012303)

land mobile radio cellular system, radio propagation, spectrum efficiency, path loss

Anang, K.A., Rapajic, P.B., Eneh, T.I. and Bello, L. (2011) Sensitivity of information capacity of land mobile cellular system to propagation loss parameters at higher microwave frequencies. In: Wireless Communications and Mobile Computing Conference (IWCMC), 2011 7th International. Institute of Electrical and Electronic Engineers, Piscataway, NJ, USA, pp. 630-635. ISBN 978-1-4244-9539-9 (doi:https://doi.org/10.1109/IWCMC.2011.5982619)

medical and patient monitoring, sensing technologies and signal processing, vital sign, ultra-wideband, distributed cognitive radar, respiration rate estimation,

Chen, Yifan and Rapajic, Predrag (2008) Human respiration rate estimation using ultra-wideband distributed cognitive radar system. International Journal of Automation and Computing, 5 (4). pp. 325-333. ISSN 1476-8186 (doi:https://doi.org/10.1007/s11633-008-0325-3)

microwave integrated circuits, amplifiers, CMOS integrated circuits

Ali, M. Tanseer, Wu, Ruiheng, Mao, Luhong, Callaghan, Peter and Rapajic, Predrag (2014) High frequency CMOS amplifier with improved linearity. IET Circuits, Devices & Systems, 8 (6). pp. 450-458. ISSN 1751-858X (Print), 1751-8598 (Online) (doi:https://doi.org/10.1049/iet-cds.2013.0327)

multi-antenna communication systems

Krusevac, Snezana M., Rapajic, Predrag and Kennedy, Rodney A. (2006) Mutual coupling effect on thermal noise in multi-element antenna systems. Progress in Electromagnetics Research, 59. pp. 325-333. ISSN 1070-4698 (doi:https://doi.org/10.2528/PIER05091103)

multi-antenna wireless communication, Single Input Single Output (SISO), Multiple-Input Multiple-Output (MIMO), Adaptive Virtual Relaying MIMO (AV-RMIMO), a Decode-and-Forward (DF)

Kanakis, T., Litchfield, C. and Rapajic, P. (2009) Adaptive virtual relaying MIMO decode and forward. In: Wireless Communications & Signal Processing. Institute of Electrical and Electronic Engineers, Inc, Piscataway, NJ, USA, pp. 1-5. ISBN 978-1-4244-5668-0 (electronic), 978-1-4244-4856-2 (print) (doi:https://doi.org/10.1109/WCSP.2009.5371515)

multiple-input multiple-output (MIMO), ultrawideband (UWB), breast imaging, morphology-dependent UWB microwave backscatter, MIMO radar, data-fusion rules

Chen, Yifan, Craddock, I.J., Kosmas, P., Ghavami, M. and Rapajic, P. (2010) Multiple-input multiple-output radar for lesion classification in ultrawideband breast imaging. IEEE Journal of Selected Topics in Signal Processing, 4 (1). pp. 187-201. ISSN 1932-4553 (doi:https://doi.org/10.1109/JSTSP.2009.2038975)

mutual coupling, thermal noise, MIMO channel capacity

Rapajic, Predrag, Kennedy, Rodney A. and Krusevac, Snezana M. (2007) Effect of signal and noise mutual coupling on MIMO channel capacity. Wireless Personal Communications, 40 (3). pp. 317-328. ISSN 0929-6212 (doi:https://doi.org/10.1007/s11277-006-9193-8)

novel channel model, two-hop decentralized wireless relay network (DWRN), wideband directional multipath channels, information azimuth-delay spectrum (IADS), power azimuth-delay spectrum (PADS), circular random network (CRN)

Chen, Yifan and Rapajic, P. (2009) Novel channel description method for decentralized wireless relay networks. In: Microwave Conference 2009. Institute of Electrical and Electronic Engineers, Inc, Piscataway, NJ, USA, pp. 2164-2167. ISBN 978-1-4244-2802-1 (e-ISBN), 978-1-4244-2801-4 (print) (doi:https://doi.org/10.1109/APMC.2009.5385513)

pilot-symbol-assisted modulation, time-varying fading channel, channel capacity, power adaptation

Lamahewa, Tharaka A., Sadeghi, Parastoo, Kennedy, Rodney A. and Rapajic, Predrag B. (2009) Model-based pilot and data power adaptation in psam with periodic delayed feedback. IEEE Transactions on Wireless Communications, 8 (5). pp. 2247-2252. ISSN 1536-1276 (doi:https://doi.org/10.1109/TWC.2009.080526)

pilot-symbol-assisted modulation, time-varying flat-fading channels, channel estimation, channel information capacity, capacity lower bounds

Rapajic, Predrag, Liu, Yang, Kennedy, Rodney A. and Sadeghi, Parastoo (2008) Pilot symbol transmission for time-varying fading channels: an information-theoretic optimization. In: Wysocki, Beata J. and Wysocki, Tadeusz A., (eds.) Proceedings of the 1st International Conference on Signal Processing and Telecommunication Systems ICSPCS'2007 Australia, Gold Coast December 17-19, 2007. DSP for Communication Systems, Tarrawanna, New South Wales, Australia, pp. 34-42. ISBN 9780975693445

prefiltering method, all pass filter, minimum phase overall impulse response, dispersive multipath propagation environment

Oletu, G., Rapajic, P., Eneh, T. and Anang, K. (2012) Enhanced equalization for mobile communication systems. In: Computer Modeling and Simulation (EMS). The Institute of Electrical and Electronics Engineers, Inc., Piscataway, NJ, USA, pp. 446-450. ISBN 978-1-4673-0060-5 (doi:https://doi.org/10.1109/EMS.2011.32)

radio frequency identification, radio signal processing, automatic access control

Rapajic, Predrag, Kabir, Ahsaul, Huang, Kao-Cheng and Wu, Ruiheng (2007) Next generation identity card: RFID-based automatic access control system for universities. In: Kartalopoulos, Stamatios, Demiralp, Metin, Mastorakis, Nikos, Soni, Ritu and Nassar, Hamed, (eds.) Selected Topics on Circuits, Systems, Electronics, Control & Signal Processing: Proceedings of the 6th WSEAS International Conference on Circuits, Systems, Electronics, Control & Signal Processing. Electrical and Computer Engineering . WSEAS Press, Singapore, pp. 480-483. ISBN 9789606766282

radio propagation, office buildings, randomly distributed arrays, power azimuthal spectrum (PAS), power delay spectrum (PDS), deterministic angle clustering, ray-tracing (RT), geometric channel models (GCMs)

Chen, Y., Zhang, Z., Hu, L. and Rapajic, P.B. (2009) Geometry-based statistical model for radio propagation in rectangular office buildings. Progress In Electromagnetics Research B, 17. pp. 187-212. ISSN 1937-6472 (doi:https://doi.org/10.2528/PIERB09080603)

routing, mobile, ad hoc wireless network

Bello, Lawal, Bakalis, Panos, Rapajic, Predrag and Anang, Kwashie A. (2014) Optimised adaptive power on-demand routing protocol for mobile ad hoc wireless network. IET Networks, 3 (4). pp. 245-251. ISSN 2047-4954 (Print), 2047-4962 (Online) (doi:https://doi.org/10.1049/iet-net.2012.0115)

signal combining, weighted least square error method, un weighted least square error, unequal noise variance

Qureshi, Athar, Balasubramanyam, Ramkumar and Rapajic, Predrag (2010) Combining signals by weighted least square error method for wireless communication networks. International Journal of Simulation: Systems, Science and Technology, 11 (6). pp. 8-13. ISSN 1473-8031 (Print), 1473-804X (Online)

two-hop decentralized wireless relay network (DWRN), information azimuth-delay spectrum (IADS), power azimuth-delay spectrum (PADS), elliptical random network (ERN), uniformly distributed relay nodes

Chen, Yifan and Rapajic, Predrag (2010) Decentralized wireless relay network channel modeling: An analogous approach to mobile radio channel characterization. IEEE Transactions on Communications, 58 (2). pp. 467-473. ISSN 0090-6778 (doi:https://doi.org/10.1109/TCOMM.2010.02.080315)

vector precoding, multiple input multiple output broadcast channels (MIMO BC), zero forcing(ZF), vector precoding technique, decentralized multi-user detection, Moore-Penrose pseudo inverse

Nijsure, Y., Litchfield, C., Chen, Yifan and Rapajic, P.B. (2009) Vector precoding scheme for multi-user MIMO systems. In: Vehicular Technology Conference Fall (VTC 2009-Fall). Institute of Electrical and Electronic Engineers, Inc, Piscataway, NJ, USA, pp. 1-5. ISBN 978-1-4244-2514-3 (print), 978-1-4244-2515-0 (electronic) ISSN 1090-3038 (doi:https://doi.org/10.1109/VETECF.2009.5378987)

wireless communication systems,

Balasubramanyam, Ramkumar and Rapajic, Predrag B. (2008) Adaptive ‘imperfect’ decision feedback equalizer for a frequency selective communication channel. In: Wysocki, Beata J. and Wysocki, Tadeusz A., (eds.) Proceedings of the 1st International Conference on Signal Processing and Telecommunication Systems ICSPCS'2007 Australia, Gold Coast December 17-19, 2007. DSP for Communication Systems, Tarrawanna, New South Wales, Australia, pp. 503-507. ISBN 9780975693445

wireless systems,

Chen, Yifan, Hu, Luoquan, Yuen, Chau, Zhang, Yan, Zhang, Zhenrong and Rapajic, Predrag (2009) Cooperative diversity of generalized distributed antenna systems. In: Zhang, Yan, Chen, Hsiao-Hwa and Guizani, Mohsen, (eds.) Cooperative Wireless Communications. Wireless Networks and Mobile Communications . Auerbach Publications, Boca Raton, Fl., USA, pp. 233-258. ISBN 978-1420064698