Michael Hempel, Ph.D. - Publications

Affiliations: 
2007 Engineering The University of Nebraska - Lincoln, Lincoln, NE 
Area:
Electronics and Electrical Engineering

82 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2016 Rakshit SM, Hempel M, Sharif H. An analytical model of energy consumption in Hybrid Technology Networking 2015, 9th International Conference On Signal Processing and Communication Systems, Icspcs 2015 - Proceedings. DOI: 10.1109/ICSPCS.2015.7391799  1
2015 Rezaei F, Hempel M, Sharif H. A survey of recent trends in wireless communication standards, routing protocols, and energy harvesting techniques in e-health applications International Journal of E-Health and Medical Communications. 6: 1-21. DOI: 10.4018/IJEHMC.2015010101  1
2015 Rezaei F, Shrestha PL, Hempel M, Rakshit SM, Sharif H. Covert communication in wireless sensor networks for e-health applications Technological Breakthroughs in Modern Wireless Sensor Applications. 352-371. DOI: 10.4018/978-1-4666-8251-1.ch014  1
2015 Rakshit SM, Rezaei F, Hamid S, Shrestha PL, Hempel M. HTNMote: A platform for on-board real-time monitoring of railcars Technological Breakthroughs in Modern Wireless Sensor Applications. 1-26. DOI: 10.4018/978-1-4666-8251-1.ch001  1
2015 Rakshit SM, Hempel M, Shrestha P, Rezaei F, Sharif H, Punwani J, Stewart M. Energy analysis in deploying Wireless Sensor Networks for on-board realtime railcar status monitoring 2015 Joint Rail Conference, Jrc 2015. DOI: 10.1115/JRC2015-5765  1
2015 Shrestha PL, Hempel M, Rezaei F, Rakshit SM, Sharif H. A classification tree-based system for multi-sensor train approach detection 2015 Ieee Wireless Communications and Networking Conference, Wcnc 2015. 2161-2166. DOI: 10.1109/WCNC.2015.7127802  1
2015 Soltani M, Hempel M, Sharif H. Utilization of convex optimization for data fusion-driven sensor management in WSNs Iwcmc 2015 - 11th International Wireless Communications and Mobile Computing Conference. 1224-1229. DOI: 10.1109/IWCMC.2015.7289257  1
2015 Rezaei F, Hempel M, Shrestha PL, Rakshit SM, Sharif H. Detecting covert timing channels using non-parametric statistical approaches Iwcmc 2015 - 11th International Wireless Communications and Mobile Computing Conference. 102-107. DOI: 10.1109/IWCMC.2015.7289065  1
2015 Alahmad A, Hempel M, Alahmad M, Sharif H, Aljuhaishi N. Advancing electric vehicle penetration 2015 Ieee 8th Gcc Conference and Exhibition, Gccce 2015. DOI: 10.1109/IEEEGCC.2015.7060032  1
2015 Rezaei F, Hempel M, Sharif H. Towards the performance evaluation of 4th generation wireless communication standards: LTE versus Mobile WiMAX Wireless Communications and Mobile Computing. 15: 1290-1307. DOI: 10.1002/wcm.2404  1
2015 Rezaei F, Hempel M, Sharif H. A novel automated framework for modeling and evaluating covert channel algorithms Security and Communication Networks. 8: 649-660. DOI: 10.1002/sec.1013  1
2014 Shrestha PL, Hempel M, Santos J, Sharif H. A multi-sensor approach for early detection and notification of approaching trains 2014 Joint Rail Conference, Jrc 2014. DOI: 10.1115/JRC2014-3729  1
2014 Rakshit SM, Hempel M, Shrestha P, Rezaei F, Sharif H, Punwani J, Stewart M. Htnmote: A hardware platform for wireless real-time railcar monitoring and its performance analysis 2014 Joint Rail Conference, Jrc 2014. DOI: 10.1115/JRC2014-3723  1
2014 Shrestha PL, Hempel M, Rakshit SM, Qian Y, Sharif H. Analysis of energy usage in adaptive sensor networks Ieee Vehicular Technology Conference. 2015. DOI: 10.1109/VTCSpring.2014.7023156  1
2014 Ma T, Xu Z, Hempel M, Peng D, Sharif H. Performance analysis of a novel low-complexity high-precision timing synchronization method for wireless sensor networks Ieee Transactions On Wireless Communications. 13: 4758-4765. DOI: 10.1109/TWC.2014.2331286  1
2014 Rezaei F, Hempel M, Shrestha PL, Sharif H. Evaluation and verification of automated covert channel modeling using a real network platform Proceedings - Ieee Military Communications Conference Milcom. 12-17. DOI: 10.1109/MILCOM.2014.11  1
2014 Shrestha PL, Hempel M, Rezaei F, Sharif H. Leveraging statistical feature points for generalized detection of covert timing channels Proceedings - Ieee Military Communications Conference Milcom. 7-11. DOI: 10.1109/MILCOM.2014.10  1
2014 Shrestha PL, Hempel M, Sharif H, Chen HH. An Event-Based Unified System Model to Characterize and Evaluate Timing Covert Channels Ieee Systems Journal. DOI: 10.1109/JSYST.2014.2328665  1
2014 Rezaei F, Hempel M, Rakshit SM, Sharif H. Automated covert channel modeling over a real network platform Iwcmc 2014 - 10th International Wireless Communications and Mobile Computing Conference. 559-564. DOI: 10.1109/IWCMC.2014.6906417  1
2014 Shrestha PL, Hempel M, Rakshit SM, Sharif H, Punwani J, Stewart M. Performance analysis of adaptive clustering in Hybrid Technology Networking Iwcmc 2014 - 10th International Wireless Communications and Mobile Computing Conference. 219-224. DOI: 10.1109/IWCMC.2014.6906360  1
2014 Rezaei F, Hempel M, Shrestha PL, Sharif H. Achieving robustness and capacity gains in covert timing channels 2014 Ieee International Conference On Communications, Icc 2014. 969-974. DOI: 10.1109/ICC.2014.6883445  1
2014 Shrestha PL, Hempel M, Sharif H. Towards a unified model for the analysis of timing-based covert channels 2014 Ieee International Conference On Communications, Icc 2014. 816-820. DOI: 10.1109/ICC.2014.6883420  1
2014 Soltani M, Hempel M, Sharif H. Data fusion utilization for optimizing large-scale Wireless Sensor Networks 2014 Ieee International Conference On Communications, Icc 2014. 367-372. DOI: 10.1109/ICC.2014.6883346  1
2013 Shrestha PL, Hempel M, Rakshit S, Sharif H, Punwani J, Stewart M. Performance evaluation of hybrid technology networking for real-time monitoring in freight railroad operations 2013 Joint Rail Conference, Jrc 2013. DOI: 10.1115/JRC2013-2467  1
2013 Shrestha PL, Hempel M, Qian Y, Sharif H, Punwani J, Stewart M. Performance modeling of a multi-tier multi-hop hybrid sensor network protocol Ieee Wireless Communications and Networking Conference, Wcnc. 2345-2350. DOI: 10.1109/WCNC.2013.6554927  1
2013 Rezaei F, Hempel M, Peng D, Qian Y, Sharif H. Analysis and evaluation of covert channels over LTE advanced Ieee Wireless Communications and Networking Conference, Wcnc. 1903-1908. DOI: 10.1109/WCNC.2013.6554855  1
2013 Santos J, Hempel M, Sharif H. Sensing techniques and detection methods for train approach detection Ieee Vehicular Technology Conference. DOI: 10.1109/VTCFall.2013.6692407  1
2013 Ma T, Hempel M, Peng D, Sharif H. A survey of energy-efficient compression and communication techniques for multimedia in resource constrained systems Ieee Communications Surveys and Tutorials. 15: 963-972. DOI: 10.1109/SURV.2012.060912.00149  1
2013 Rezaei F, Hempel M, Peng D, Sharif H. Disrupting and preventing late-packet covert communication using sequence number tracking Proceedings - Ieee Military Communications Conference Milcom. 599-604. DOI: 10.1109/MILCOM.2013.108  1
2013 Shrestha PL, Hempel M, Sharif H, Chen HH. Modeling latency and reliability of hybrid technology networking Ieee Sensors Journal. 13: 3616-3624. DOI: 10.1109/JSEN.2013.2273494  1
2013 Shrestha PL, Hempel M, Sharif H, Mehrvarzi S. A comparative analysis of Mobile WiMAX 2.5 GHz and 3.65 GHz for freight railroad applications 2013 9th International Conference On Innovations in Information Technology, Iit 2013. 186-191. DOI: 10.1109/Innovations.2013.6544416  1
2013 Shrestha PL, Hempel M, Alahmad M, Sharif H. Modeling packet rate covert timing channels 2013 9th International Conference On Innovations in Information Technology, Iit 2013. 54-59. DOI: 10.1109/Innovations.2013.6544393  1
2013 Rezaei F, Ma T, Hempel M, Peng D, Sharif H. An anti-steganographic approach for removing secret information in digital audio data hidden by spread spectrum methods Ieee International Conference On Communications. 2117-2122. DOI: 10.1109/ICC.2013.6654839  1
2013 Rezaei F, Hempel M, Ma T, Shrestha PL, Peng D, Sharif H. Adaptive Threshold Displacement algorithm for removing hidden information from digital images Globecom - Ieee Global Telecommunications Conference. 635-640. DOI: 10.1109/GLOCOM.2013.6831143  1
2012 Ma T, Shrestha PL, Hempel M, Peng D, Sharif H, Chen HH. Assurance of energy efficiency and data security for ECG transmission in BASNs. Ieee Transactions On Bio-Medical Engineering. 59: 1041-8. PMID 22231147 DOI: 10.1109/TBME.2011.2182196  1
2012 Ma T, Hempel M, Peng D, Sharif H, Rezaei F, Shrestha PL, Chen HH. Using cross-layer techniques for ECG transmissions in body area sensor networks Using Cross-Layer Techniques For Communication Systems. 120-137. DOI: 10.4018/978-1-4666-0960-0.ch005  1
2012 Mahasukhon P, Sharif H, Hempel M, Zhou T, Wang W, Ma T. HARQ performance modelling and evaluation of mobile WiMAX for network simulators International Journal of Autonomous and Adaptive Communications Systems. 5: 342-359. DOI: 10.1504/IJAACS.2012.049477  1
2012 Rakshit SM, Hempel M, Sharif H, Punwani J, Stewart M. Hybrid technology networking: A novel wireless networking approach for real-time railcar status monitoring American Society of Mechanical Engineers, Rail Transportation Division (Publication) Rtd. 181-187. DOI: 10.1115/RTDF2012-9402  1
2012 Rakshit SM, Hempel M, Sharif H, Punwani J, Stewart M, Mehrvarzi S. Challenges in current wireless sensor technology for railcar status monitoring for North America's freight railroad industry 2012 Joint Rail Conference, Jrc 2012. 397-405. DOI: 10.1115/JRC2012-74114  1
2012 Shrestha PL, Hempel M, Sharif H, Mehrvarzi S. Mobile WiMAX performance, applications, and deployment considerations for North America's freight railroad industry 2012 Joint Rail Conference, Jrc 2012. 379-388. DOI: 10.1115/JRC2012-74111  1
2012 Shrestha PL, Hempel M, Mahasukhon P, Ma T, Sharif H. A performance comparison of mobile WiMAX spectrums: 2.5 GHz vs. 3.65 GHz Ieee Vehicular Technology Conference. DOI: 10.1109/VETECS.2012.6240329  1
2012 Shrestha PL, Hempel M, Mahasukhon P, Ma T, Sharif H. Performance analysis for direction of arrival estimating algorithms Ieee Vehicular Technology Conference. DOI: 10.1109/VETECS.2012.6240151  1
2012 Rezaei F, Hempel M, Sharif H. A comprehensive performance analysis of LTE and Mobile WiMAX Iwcmc 2012 - 8th International Wireless Communications and Mobile Computing Conference. 939-944. DOI: 10.1109/IWCMC.2012.6314331  1
2012 Ma T, Hempel M, Sharif H. A new Ultra-Low Energy Consumption Communication Protocol for Wireless Sensor Networks Iwcmc 2012 - 8th International Wireless Communications and Mobile Computing Conference. 838-843. DOI: 10.1109/IWCMC.2012.6314313  1
2012 Rezaei F, Hempel M, Shrestha PL, Ma T, Peng D, Sharif H. A quality-preserving hidden information removal approach for digital images Ieee International Conference On Communications. 1021-1025. DOI: 10.1109/ICC.2012.6364070  1
2012 Shrestha PL, Hempel M, Ma T, Peng D, Sharif H. Watermark removal using pseudorandom desynchronization by selective pixel elimination Ieee International Conference On Communications. 1016-1020. DOI: 10.1109/ICC.2012.6364032  1
2012 Shrestha PL, Hempel M, Mahasukhon P, Ma T, Sharif H. Quantitative performance analysis of 3.65 GHz mobile WiMAX 2012 Ieee Consumer Communications and Networking Conference, Ccnc'2012. 687-689. DOI: 10.1109/CCNC.2012.6181145  1
2012 Ma S, Hempel M, Yang YL, Sharif H. Securing wireless communications in transmit-beamforming systems by precoding jamming noise signals Security and Communication Networks. 5: 1028-1036. DOI: 10.1002/sec.389  1
2011 Ma T, Hempel M, Peng D, Rezaei F, Shrestha PL, Sharif H. A new energy-efficient pre-diagnosing ECG transmission technique for BASN Acm International Conference Proceeding Series. DOI: 10.1145/2093698.2093847  1
2011 Shrestha PL, Mahasukhon P, Hempel M, Ma T, Sharif H. Quantitative analysis of propagation characteristics for Mobile WiMAX Wireless Telecommunications Symposium. DOI: 10.1109/WTS.2011.5960861  1
2011 Mahasukhon P, Sharif H, Hempel M, Ma T, Lal Shrestha P. Mobile WiMAX throughput and delay measurements in railroad environment 2011 Ieee 12th Annual Wireless and Microwave Technology Conference, Wamicon 2011. DOI: 10.1109/WAMICON.2011.5872855  1
2011 Zhou T, Sharif H, Hempel M, Mahasukhon P, Ma T, Shrestha P. Priority preemption for real-time application QoS guarantees in cooperative vehicular networks Ieee Vehicular Technology Conference. DOI: 10.1109/VETECS.2011.5956768  1
2011 Zhou T, Sharif H, Hempel M, Mahasukhon P, Ma T, Shrestha PL. A cross-layer parallel handover optimization scheme for WiMAX networks Proceedings - Ieee Military Communications Conference Milcom. 699-704. DOI: 10.1109/MILCOM.2011.6127757  1
2011 Wang W, Wang H, Hempel M, Peng D, Sharif H, Chen HH. Secure stochastic ECG signals based on gaussian mixture model for e-healthcare systems Ieee Systems Journal. 5: 564-573. DOI: 10.1109/JSYST.2011.2165597  1
2011 Zhou T, Sharif H, Hempel M, Mahasukhon P, Wang W, Ma T. A novel adaptive distributed cooperative relaying MAC protocol for vehicular networks Ieee Journal On Selected Areas in Communications. 29: 72-82. DOI: 10.1109/JSAC.2011.110108  1
2011 Mahasukhon P, Sharif H, Hempel M, Zhou T, Ma T, Shrestha PL. A study on energy efficient multi-tier multi-hop wireless sensor networks for freight-train monitoring Iwcmc 2011 - 7th International Wireless Communications and Mobile Computing Conference. 297-301. DOI: 10.1109/IWCMC.2011.5982549  1
2011 Ma T, Shrestha P, Hempel M, Peng D, Sharif H. Low-complexity image coder/decoder with an approaching-entropy quad-tree search code for embedded computing platforms Proceedings - International Conference On Image Processing, Icip. 297-300. DOI: 10.1109/ICIP.2011.6116287  1
2011 Rezaei F, Hempel M, Sharif H. LTE PHY performance analysis under 3GPP standards parameters 2011 Ieee 16th International Workshop On Computer Aided Modeling and Design of Communication Links and Networks, Camad 2011. 102-106. DOI: 10.1109/CAMAD.2011.5941095  1
2010 Ma S, Hempel M, Yang Y, Sharif H. A new approach to null space-based noise signal generation for secure wireless communications in transmit-receive diversity systems Proceedings - 2010 Ieee International Conference On Wireless Communications, Networking and Information Security, Wcnis 2010. 406-410. DOI: 10.1109/WCINS.2010.5541809  1
2010 Mahasukhon P, Sharif H, Hempel M, Zhou T, Ma T. Distance and throughput measurements in mobile WiMAX test bed Proceedings - Ieee Military Communications Conference Milcom. 154-159. DOI: 10.1109/MILCOM.2010.5680169  1
2010 Mahasukhon P, Sharif H, Hempel M, Zhou T, Ma T, Lal Shrestha P. Multi-tier multi-hop routing in large-scale wireless sensor networks for real-time monitoring Proceedings of Ieee Sensors. 678-681. DOI: 10.1109/ICSENS.2010.5690077  1
2010 Mahasukhon P, Sharif H, Hempel M, Zhou T, Wang W, Ma T. Propagation path loss estimation using nonlinear multi-regression approach Ieee International Conference On Communications. DOI: 10.1109/ICC.2010.5502808  1
2010 Wang W, Sharif H, Hempel M, Zhou T, Mahasukhon P, Ma T. Implementation and performance evaluation of a complete, accurate, versatile and realistic simulation model for mobile WiMAX in NS-2 Ieee International Conference On Communications. DOI: 10.1109/ICC.2010.5502328  1
2009 Hempel M, Sharif H, Wang W, Zhou T, Mahasukhon P. A study of critical baseline performance characteristics for IEEE 802.16d International Journal of Autonomous and Adaptive Communications Systems. 2: 58-69. DOI: 10.1504/IJAACS.2009.024283  1
2009 Mahasukhon P, Sharif H, Hempel M, Zhou T, Wang W, Ma T. Type I HARQ performance modeling and evaluation of mobile WiMAX for network simulators Proceedings of the 2009 Acm International Wireless Communications and Mobile Computing Conference, Iwcmc 2009. 707-711. DOI: 10.1145/1582379.1582533  1
2009 Zhou T, Sharif H, Hempel M, Mahasukhon P, Wang W, Ma T. A deterministic approach to evaluate path loss exponents in large-scale outdoor 802.11 WLANs Proceedings - Conference On Local Computer Networks, Lcn. 348-351. DOI: 10.1109/LCN.2009.5355111  1
2009 Zhou T, Sharif H, Hempel M, Mahasukhon P, Wang W, Ci S. A novel ray tracing based multipath modeling approach for site-specific WLAN simulations Ieee International Conference On Communications. DOI: 10.1109/ICC.2009.5198652  1
2009 Zhou T, Sharif H, Hempel M, Mahasukhon P, Wang W. Quantitative study of an outdoor Multi-hop 802.11 network performance using a novel passive measurement approach 2009 6th Ieee Consumer Communications and Networking Conference, Ccnc 2009. DOI: 10.1109/CCNC.2009.4784750  1
2009 Mahasukhon P, Sharif H, Hempel M, Zhou T, Wang W, Chen HH. IEEE 802.11b based ad hoc networking and its performance in mobile channels Iet Communications. 3: 689-699. DOI: 10.1049/iet-com.2008.0260  1
2009 Zhou T, Sharif H, Hempel M, Mahasukhon P, Wang W, Chen HH. Performance study of a mobile multi-hop 802.11a/b railway network using passive measurement Mobile Networks and Applications. 14: 782-797. DOI: 10.1007/s11036-008-0127-4  1
2008 Mahasukhon P, Sharif H, Hempel M, Zhou T, Wang W, Wysocki T. Performance analysis of multi-hop IEEE 802.11 DCF backhaul networks Proceedings - 4th Ieee International Conference On Wireless and Mobile Computing, Networking and Communication, Wimob 2008. 69-74. DOI: 10.1109/WiMob.2008.123  1
2008 Wang W, Sharif H, Hempel M, Zhou T, Mahasukhon P. Throughput vs. distance tradeoffs and deployment considerations for a multi-hop IEEE 802.16e railroad test bed Ieee Vehicular Technology Conference. 2596-2600. DOI: 10.1109/VETECS.2008.570  1
2008 Zhou T, Sharif H, Hempel M, Mahasukhon P, Wang W, Ci S. A quantitative study of mobility impact for real-time services on a Wi-Fi multi-hop network Ieee Vehicular Technology Conference. 2577-2581. DOI: 10.1109/VETECS.2008.566  1
2008 Hempel M, Wang W, Sharif H, Zhou T, Mahasukhon P. Implementation and performance evaluation of selective repeat ARQ for WiMAX NS-2 model Proceedings - Conference On Local Computer Networks, Lcn. 230-235. DOI: 10.1109/LCN.2008.4664174  1
2008 Hempel M, Sharif H, Wang W, Zhou T, Mahasukhon P. A study of critical baseline performance characteristics for IEEE 802.16e-2005 Iwcmc 2008 - International Wireless Communications and Mobile Computing Conference. 837-842. DOI: 10.1109/IWCMC.2008.144  1
2007 Mahasukhon P, Hempel M, Sharif H, Zhou T, Ci S, Chen HH. BER analysis of 802.11b networks under mobility Ieee International Conference On Communications. 4722-4727. DOI: 10.1109/ICC.2007.780  1
2007 Mahasukhon P, Hempel M, Ci S, Sharif H. Comparison of throughput performance for the IEEE 802.11a and 802.11g networks Proceedings - International Conference On Advanced Information Networking and Applications, Aina. 792-799. DOI: 10.1109/AINA.2007.46  1
2006 Hempel M, Sharif H, Zhou T, Mahasukhon P. A wireless test bed for mobile 802.11 and beyond Iwcmc 2006 - Proceedings of the 2006 International Wireless Communications and Mobile Computing Conference. 2006: 1003-1008. DOI: 10.1145/1143549.1143749  1
2005 Zhou T, Sharif H, Hempel M, Mahasukhon P, Ci S. Performance of IEEE 802.11b in mobile railroad environments Ieee Vehicular Technology Conference. 4: 2527-2531. DOI: 10.1109/VETECF.2005.1559005  1
2005 Raviraj P, Sharif H, Hempel M, Ci S. MOBMAC - An energy efficient and low latency MAC for mobile wireless sensor networks Proceedings - 2005 Systems Communications: Icw 2005, Wireless - Ichsn 2005, High Speed Networks - Icmcs 2005, Multimedia Communications Systems - Senet 2005, Sensor Networks. 2005: 370-376. DOI: 10.1109/ICW.2005.56  1
2005 Hempel M, Sharif H, Raviraj P. HEAR-SN: A new hierarchical energy-aware routing protocol for sensor networks Proceedings of the Annual Hawaii International Conference On System Sciences. 324.  1
2005 Hempel M, Sharif H. Profiling a multicast video stream: An evaluation and implementation platform Journal of Computational Methods in Sciences and Engineering. 5: S159-S170.  1
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