Michael Cheffena

Om

Michael Cheffena is a Professor at NTNU Gjøvik, Faculty of Engineering. He conducts research and teaching within the field of radio communications, signal processing for wireless communication systems, and sensors. His research activities are mainly centered on issues related to antenna and wave propagation for wireless communication systems and their system aspects. In recent years, he has also been interested in: i) Antennas and antenna sensors; ii) Millimeter wave and massive multiple-input and multiple-output (MIMO) techniques; iii) Cooperative communications; iv) Physical-layer security of wireless systems; v) Game theory for optimizing the security of wireless systems; and vi) Machine learning techniques for solving problems in wireless systems. He has a Ph.D in telecommunications (2008), M.Sc in signal processing for communication systems (2005) and B.Sc in computer science (2003).

Research Interests

Radio channel modeling and prediction
Antennas and antenna sensors
Signal processing
Software defined radio
Industrial wireless sensor networks
Performance evaluation of communication systems
Physical-layer security of wieless communication systems
Game theory and machine learning techniques
Cross-layer protocol design
Sensors and sensor systems

Work Experience

01.2016 – Full Professor at NTNU, Gjøvik
11.2013 – 12.2015 Full Professor at Gjøvik University College (GUC)
11.2010 – 10.2013 Associate Professor at GUC
01.2010 – 11.2012 Researcher at University Graduate Center (Unik), Kjeller
01.2010 – 12.2010 Postdoc at French Space Agency, Toulouse, France
03.2009 – 12.2009 Postdoc at UniK, Kjeller
08.2005 – 10.2008 PhD student at NTNU

Research Projects

2021 – 2024 Air Quality Monitoring Exploiting Massive Multiple-Input Multiple-Output Antennas, Project manager, Research Council of Norway, Scientific Renewal (FRIPRO).
2020 – 2023 Multiparameter Active Antenna Sensor. Project manager, Research Council of Norway.
2020 – 2023 Cooperative Human Activity Recognition and Localization
for Healthcare and Wellbeing. Work package leader. Research Council of Norway.
2018 – 2021 Intelligent Bolted Joints. Project manager, Regional Research Fund.
2013 – 2016 Wireless sensor network for industrial process automation and smart grid. Project manager, Regional Research Fund.
2012 – 2016 Ka-band radio characterization for SatCom services in arctic and high latitude regions. Investigator, European Space Agency.
2012 – 2013 Channel modelling and prediction, routing and adaptive data rate for industrial wireless sensor networks. Project manager, Regional Research Fund.
2010 – 2012 RAPIDS II- Propagation analysis tool for design of fixed and mobile multimedia systems. Work package leader, European Space Agency.
2009 – 2009 Radio communications for the Polar Regions. Project manager, University Graduate Center.
2005 - 2008 Modeling and Prediction of mm Wavelength Channels, Scheduling and Adaptive Data Rate for Wireless Access Systems, Research Council of Norway.

Publikasjoner

2023

Alam, Tanjir; Cheffena Gebresilassie, Michael; Rajo-Iglesias, Eva. (2023) Microwave Sensor Based on Transmission Zeros for Material Characterization. IEEE Microwave and Wireless Technology Letters
Populærvitenskapelig artikkel
Li, Qihao; Chen, Jiayin; Cheffena Gebresilassie, Michael; Shen, Xuemin (Sherman). (2023) Channel-aware Latency Tail Taming in Industrial IoT. IEEE Transactions on Wireless Communications
Vitenskapelig artikkel
Rajeswari, B.; Sravani, B.; Cheffena Gebresilassie, Michael; Janraj Naik, Ramavath; Manohara Reddy, Y Veera; Madhavi, G.. (2023) Ethylene glycol-assisted synthesis of reduced graphene oxide-supported bimetallic Pt-Co nanoparticles for the ultra-sensitive detection of tert-butyl hydroquinone. Inorganic Chemistry Communications
Vitenskapelig artikkel
Khan, Inaamullah; Cheffena Gebresilassie, Michael; Hasan, Mohammad Mahmudul. (2023) Data Aided Channel Estimation for MIMO-OFDM Wireless Systems Using Reliable Carriers. IEEE Access
Vitenskapelig artikkel
Dang, Yu; Cheffena Gebresilassie, Michael. (2023) Dual-band inkjet printed coplanar waveguide-fed stepped-impedance slot dipole antenna for ISM application. Microwave and optical technology letters (Print)
Vitenskapelig artikkel
Hossain, Kabir; Cowen, Todd; Cheffena, Michael. (2023) Molecularly Imprinted Polymer Based Antenna Sensor for Methanol Vapor Sensing. IEEE Microwave and Wireless Components Letters
Vitenskapelig artikkel
Cowen, Todd James; Cheffena Gebresilassie, Michael. (2023) Molecularly Imprinted Polymer Real-Time Gas Sensor for Ambient Methanol Vapor Analysis Developed Using Principles of Sustainable Chemistry. ACS Sustainable Chemistry and Engineering
Vitenskapelig artikkel
Hasan, Mohammad Mahmudul; Cheffena Gebresilassie, Michael; Petrovic, Slobodan. (2023) Physical-Layer Security Improvement in MIMO OFDM Systems Using Multilevel Chaotic Encryption. IEEE Access
Vitenskapelig artikkel
Alam, Tanjir; Cheffena Gebresilassie, Michael; Rajo-Iglesias, Eva. (2023) 8-Port Quad-band MIMO Antenna with an Isolation Enhancement Technique for Sub-6 GHz 5G Applications. IEEE conference proceedings
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Hasan, Mohammad Mahmudul; Cheffena Gebresilassie, Michael. (2023) Adaptive Antenna Impedance Matching Using Low-Complexity Shallow Learning Model. IEEE Access
Vitenskapelig artikkel

2022

Mohtadifar, Masoud; Cheffena, Michael; Pourafzal, Alireza. (2022) Acoustic-and Radio-Frequency-Based Human Activity Recognition. Sensors
Vitenskapelig artikkel
Pourafzal, Alireza; Roi-Taravella, Thomas; Cheffena, Michael; Yildirim Yayilgan, Sule. (2022) A Low-cost and Accurate Microwave Sensor System for Permittivity Characterization. IEEE Sensors Journal
Vitenskapelig artikkel
Alam, Tanjir; Cheffena, Michael. (2022) Integrated Microwave Antenna/Sensor for Sensing and Communication Applications. IEEE transactions on microwave theory and techniques
Vitenskapelig artikkel
Alam, Tanjir; Cheffena, Michael; Rajo-Iglesias, Eva. (2022) Dual-functional communication and sensing antenna system. Scientific Reports
Vitenskapelig artikkel
Cowen, Todd James; Cheffena, Michael. (2022) Template Imprinting Versus Porogen Imprinting of Small Molecules: A Review of Molecularly Imprinted Polymers in Gas Sensing. International Journal of Molecular Sciences
Vitenskapelig oversiktsartikkel/review

2021

Verma, Gyan Deep; Mathur, Aashish; Ai, Yun; Cheffena, Michael. (2021) Mixed Dual-Hop IRS-Assisted FSO-RF Communication System with H-ARQ Protocols. IEEE Communications Letters
Vitenskapelig artikkel
Alam, Tanjir; Cheffena, Michael. (2021) Four-Port Multiband MIMO Filtenna with an Isolation Filter for Sub-6 GHz 5G Applications. IEEE (Institute of Electrical and Electronics Engineers)
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Al-Samman, Ahmed; Mohamed, Marshed Kassim; Cheffena, Michael; Moldsvor, Arild. (2021) Wideband Channel Characterization for 6G Networks in Industrial Environments. Sensors
Vitenskapelig artikkel
Abrahamsen, Fredrik Ege; Ai, Yun; Cheffena, Michael. (2021) Communication Technologies for Smart Grid: A Comprehensive Survey. Sensors
Vitenskapelig oversiktsartikkel/review
Al-Samman, Ahmed; Cheffena, Michael; Elijah, Olakunle; Al-Gumaei, Yousef Ali; Rahim, Sharul Kamal Abdul; Al-Hadhrami, Tawfik. (2021) Survey of Millimeter-Wave Propagation Measurements and Models in Indoor Environments. Electronics
Vitenskapelig artikkel
Verma, Gyan Deep; Mathur, Aashish; Ai, Yun; Cheffena, Michael. (2021) Secrecy performance of FSO communication systems with non-zero boresight pointing errors. IET Communications
Vitenskapelig artikkel
Ai, Yun; Mohamed, Marshed Kassim; Kong, Long; Al-Samman, Ahmed; Cheffena, Michael. (2021) Hybrid-ARQ-Based Intelligent Reflecting Surface-Assisted Communication System. Electronics Letters
Vitenskapelig artikkel
Elijah, Olakunle; Rahim, Sharul Kamal Abdul; Sittakul, Vitawat; Al-Samman, Ahmed; Cheffena, Michael; Din, Jafri Bin. (2021) Effect of Weather Condition on LoRa IoT Communication Technology in a Tropical Region: Malaysia. IEEE Access
Vitenskapelig artikkel
Ai, Yun; Figueiredo, Felipe A. P. De; Kong, Long; Cheffena, Michael; Chatzinotas, Symeon; Ottersten, Björn. (2021) Secure Vehicular Communications through Reconfigurable Intelligent Surfaces. IEEE Transactions on Vehicular Technology
Vitenskapelig artikkel
Ai, Yun; Mathur, Aashish; Kong, Long; Cheffena, Michael. (2021) Secure Outage Analysis of FSO Communications Over Arbitrarily Correlated Málaga Turbulence Channels. IEEE Transactions on Vehicular Technology
Vitenskapelig artikkel

2020

Ai, Yun; Cheffena, Michael; Mohamed, Marshed Kassim; Al-Samman, Ahmed. (2020) Indoor Channel Estimation Using Single-Snapshot Wideband Measurement . IEEE (Institute of Electrical and Electronics Engineers)
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Mathur, Aashish; Ai, Yun; Cheffena, Michael; Bhatnagar, Manav. (2020) Performance of Hybrid ARQ over Power Line Communications Channels. IEEE (Institute of Electrical and Electronics Engineers)
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Ai, Yun; Mathur, Aashish; Verma, Gyan Deep; Kong, Long; Cheffena, Michael. (2020) Comprehensive Physical Layer Security Analysis of FSO Communications over Málaga Channels. IEEE Photonics Journal
Vitenskapelig artikkel
Mohamed, Marshed Kassim; Cheffena, Michael; Ai, Yun; Al-Samman, Ahmed. (2020) Buffer Delay Improvement in Gait-Cycle-Driven Transmission Power Control Scheme for WBAN. IEEE International Symposium on Personal, Indoor, and Mobile Radio Communications workshops
Vitenskapelig artikkel
Al-Samman, Ahmed; Mohamed, Marshed Kassim; Cheffena, Michael. (2020) Radio Propagation Measurements in the Indoor Stairwell Environment at 3.5 and 28 GHz for 5G Wireless Networks. International Journal of Antennas and Propagation
Vitenskapelig artikkel
Ai, Yun; Mathur, Aashish; Lei, Hongjiang; Cheffena, Michael; Imran Shafique, Ansari. (2020) Secrecy enhancement of RF backhaul system with parallel FSO communication link. Optics Communications
Vitenskapelig artikkel
Al-Samman, Ahmed; Mohamed, Marshed Kassim; Cheffena, Michael; Azmi, Marwan Hadri; Rahman, Tharek Abd.. (2020) Performance of Full-DuplexWireless Back-Haul Link Under Rain Effects Using E-Band 73 GHz and 83 GHz in Tropical Area. Applied Sciences
Vitenskapelig artikkel
Al-Samman, Ahmed; Cheffena, Michael; Mohamed, Marshed Kassim; Azmi, Marwan Hadri; Ai, Yun. (2020) Statistical Analysis of Rain at Millimeter Waves in Tropical Area. IEEE Access
Vitenskapelig artikkel
Li, Qihao; Zhang, Ning; Cheffena, Michael; Shen, Xuemin (Sherman). (2020) Channel-based Optimal Back-off Delay Control in Delay-Constrained Industrial WSNs. IEEE Transactions on Wireless Communications
Vitenskapelig artikkel
Ai, Yun; Mathur, Aashish; Kong, Long; Cheffena, Michael. (2020) Effective Throughput Analysis of α-η-κ-µ Fading Channels. IEEE Access
Vitenskapelig artikkel
Al-Samman, Ahmed; Mohamed, Marshed Kassim; Ai, Yun; Cheffena, Michael; Azmi, Marwan Hadri; Rahman, Tharek. (2020) Rain Attenuation Measurements and Analysis at 73 GHz E-Band Link in Tropical Region. IEEE Communications Letters
Vitenskapelig artikkel

2019

Li, Qihao; Cheffena, Michael. (2019) Exploiting Dispersive Power Gain and Delay Spread for Sybil Detection in Industrial WSNs: A Multi-Kernel Approach. IEEE Transactions on Wireless Communications
Vitenskapelig artikkel
Ai, Yun; Kong, Long; Cheffena, Michael. (2019) Secrecy outage analysis of double shadowed Rician channels. Electronics Letters
Vitenskapelig artikkel
Mohamed, Marshed Kassim; Joseph, Wout; Vermeeren, Günter; Tanghe, Emmeric; Cheffena, Michael. (2019) Characterization of dynamic wireless body area network channels during walking. EURASIP Journal on Wireless Communications and Networking
Vitenskapelig artikkel
Ai, Yun; Mathur, Aashish; Cheffena, Michael; Bhatnagar, Manav R.; Lei, Hongjiang. (2019) Physical Layer Security of Hybrid Satellite-FSO Cooperative Systems. IEEE Photonics Journal
Vitenskapelig artikkel
Mathur, Aashish; Ai, Yun; Cheffena, Michael; Kaddoum, Georges. (2019) Secrecy Performance of Correlated α-μ Fading Channels. IEEE Communications Letters
Vitenskapelig artikkel
Ai, Yun; Cheffena, Michael; Ohtsuki, Tomoaki; Zhuang, He. (2019) Secrecy Performance Analysis of Wireless Sensor Networks. IEEE Sensors Letters
Vitenskapelig artikkel
Mohamed, Marshed Kassim; Joseph, Wout; Varmeeren, Günter; Tanghe, Emmeric; Cheffena, Michael. (2019) Characterization of Off-Body Area Network Channels During Walking. International Symposium on Medical Information and Communication Technology
Vitenskapelig artikkel

2018

Mohamed, Marshed Kassim; Cheffena, Michael; Fontán, Fernando Pérez; Moldsvor, Arild. (2018) A Dynamic Channel Model for Indoor Wireless Signals: Working Around Interference Caused by Moving Human Bodies. IEEE Antennas & Propagation Magazine
Vitenskapelig artikkel
Mathur, Aashish; Bhatnagar, Manav R.; Ai, Yun; Cheffena, Michael. (2018) Performance Analysis of a Dual-Hop Wireless-Power Line Mixed Cooperative System. IEEE Access
Vitenskapelig artikkel
Ai, Yun; Cheffena, Michael; Mathur, Aashish; Lei, Hongjiang. (2018) On Physical Layer Security of Double Rayleigh Fading Channels for Vehicular Communications. IEEE Wireless Communications Letters
Vitenskapelig artikkel
Mohamed, Marshed Kassim; Cheffena, Michael; Moldsvor, Arild. (2018) Characterization of the Body-to-Body Propagation Channel for Subjects during Sports Activities. Sensors
Vitenskapelig artikkel
Cheffena, Michael; Mohamed, Marshed Kassim. (2018) The Application of Lognormal Mixture Shadowing Model for B2B Channels. IEEE Sensors Letters
Vitenskapelig artikkel
Mohamed, Marshed Kassim; Cheffena, Michael. (2018) Received Signal Strength Based Gait Authentication. IEEE Sensors Journal
Vitenskapelig artikkel
Mathur, Aashish; Ai, Yun; Bhatnagar, Manav R.; Cheffena, Michael; Ohtsuki, Tomoaki. (2018) On Physical Layer Security of α-η-κ-μ Fading Channels. IEEE Communications Letters
Vitenskapelig artikkel

2017

Li, Qihao; Zhang, Kuan; Cheffena, Michael; Shen, Xuemin (Sherman). (2017) A measurement-based boundary estimation approach for localization in industrial WSNs. IEEE conference proceedings
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Li, Qihao; Zhang, Kuan; Cheffena, Michael; Shen, Xuemin (Sherman). (2017) Channel-based Sampling Rate and Queuing State Control in Delay-Constraint Industrial WSNs. IEEE Global Communications Conference, Exhibition, & Industry Forum (GLOBECOM)
Vitenskapelig artikkel
Ai, Yun; Cheffena, Michael. (2017) Performance Analysis of Hybrid-ARQ over Full-Duplex Relaying Network Subject to Loop Interference under Nakagami-𝑚 Fading Channels. IEEE Sarnoff Symposium
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Ai, Yun; Ohtsuki, Tomoaki; Cheffena, Michael. (2017) Performance Analysis of PLC over Fading Channels with Colored Nakagami-𝑚 Background Noise . IEEE Sarnoff Symposium
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Tjelta, Terje; Rytír, Martin; Bråten, Lars Erling; Grotthing, Per Arne; Cheffena, Michael; Håkegård, Jan Erik. (2017) Results of a Ka Band Campaign for the Characterisation of Propagation Conditions for SatCom Systems at High Latitudes. IEEE (Institute of Electrical and Electronics Engineers)
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Mohamed, Marshed Kassim; Cheffena, Michael; Moldsvor, Arild; Fontán, Fernando Pérez. (2017) Physical-Statistical Channel Model for Off-body Area Network. IEEE Antennas and Wireless Propagation Letters
Vitenskapelig artikkel
Rytír, Martin; Cheffena, Michael; Grotthing, Per Arne; Bråten, Lars Erling; Tjelta, Terje. (2017) Three-Site Diversity at Ka-Band Satellite Links in Norway: Gain, Fade Duration and the Impact of Switching Schemes. IEEE Transactions on Antennas and Propagation
Vitenskapelig artikkel
Li, Qihao; Zhang, Kuan; Cheffena, Michael; Shen, Xuemin (Sherman). (2017) Channel-based Sybil Detection in Industrial Wireless Sensor Networks: a Multi-kernel Approach. IEEE Global Communications Conference, Exhibition, & Industry Forum (GLOBECOM)
Vitenskapelig artikkel
Cheffena, Michael; Mohamed, Marshed Kassim. (2017) Empirical Path Loss Models for Wireless Sensor Network Deployment in Snowy Environments. IEEE Antennas and Wireless Propagation Letters
Vitenskapelig artikkel
Ai, Yun; Bhatnagar, Manav R.; Cheffena, Michael; Mathur, Aashish; Sedakov, Artem. (2017) Game-Theoretical Analysis of PLC System Performance in the Presence of Jamming Attacks. Springer
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Ai, Yun; Andersen, Jørgen Bach; Cheffena, Michael. (2017) Path-Loss Prediction for an Industrial Indoor Environment Based on Room Electromagnetics. IEEE Transactions on Antennas and Propagation
Vitenskapelig artikkel
Ai, Yun; Cheffena, Michael. (2017) On Multi-Hop Decode-and-Forward Cooperative Relaying for Industrial Wireless Sensor Networks. Sensors
Vitenskapelig artikkel

2016

Cheffena, Michael. (2016) Propagation channel characteristics of industrial wireless sensor networks [Wireless Corner]. IEEE Antennas & Propagation Magazine
Vitenskapelig artikkel
Ai, Yun; Cheffena, Michael. (2016) Capacity Analysis of PLC Systems over Rayleigh Fading Channels with Nakagami-𝑚 Additive Noise. IEEE conference proceedings
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Ai, Yun; Cheffena, Michael. (2016) Performance Analysis of Hybrid-ARQ with Chase Combining over Cooperative Relay Network with Asymmetric Fading Channels. IEEE conference proceedings
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Cheffena, Michael. (2016) Fall detection using smartphone audio features. IEEE journal of biomedical and health informatics
Vitenskapelig artikkel
Cheffena, Michael. (2016) Industrial wireless communications over the millimeter wave spectrum: opportunities and challenges. IEEE Communications Magazine
Vitenskapelig artikkel
Li, Qihao; Zhang, Kuan; Cheffena, Michael; Shen, Xuemin (Sherman). (2016) Exploiting dispersive power gain and delay spread for sybil detection in industrial WSNs. IEEE conference proceedings
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

2015

Ai, Yun; Cheffena, Michael; Li, Qihao. (2015) Power delay profile analysis and modeling of industrial indoor channels. IEEE conference proceedings
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Ai, Yun; Cheffena, Michael; Li, Qihao. (2015) Radio frequency measurements and capacity analysis for industrial indoor environments . IEEE conference proceedings
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Ai, Yun; Hogstad, Bjørn Olav; Cheffena, Michael; Pätzold, Matthias Uwe. (2015) Geometry-Based Modeling of Wideband Industrial Indoor Radio Propagation Channels. IEEE conference proceedings
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Tjelta, Terje; Sander, Jostein; Rytír, Martin; Grotthing, Per Arne; Noll, Josef; Grythe, Knut Harald. (2015) Experimental campaign with first results for determining high north 20 GHz satellite links propagation conditions. IEEE conference proceedings
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Cheffena, Michael. (2015) Performance Evaluation of Wireless Body Sensors in the Presence of Slow and Fast Fading Effects. IEEE Sensors Journal
Vitenskapelig artikkel
Ai, Yun; Cheffena, Michael. (2015) A Comparative Study of Wireless Channel Propagation Characteristics in Industrial and Office Environments. International Symposium on Antennas and Propagation (ISAP’15)
Rapport

2014

Cheffena, Michael. (2014) Time-varying on-body wireless channel model during walking. EURASIP Journal on Wireless Communications and Networking
Vitenskapelig artikkel

2012

Cheffena, Michael. (2012) Industrial wireless sensor networks: channel modeling and performance evaluation. EURASIP Journal on Wireless Communications and Networking
Vitenskapelig artikkel
Cheffena, Michael. (2012) Physical-statistical channel model for signal effect by moving human bodies. EURASIP Journal on Wireless Communications and Networking
Vitenskapelig artikkel
Cheffena, Michael; Fontán, Fernando Pérez; Lacoste, Frederic; Corbel, Erwan; Mametsa, Henri-Jose; Carrie, Guillaume. (2012) Land Mobile Satellite Dual Polarized MIMO Channel Along Roadside Trees: Modeling and Performance Evaluation. IEEE Transactions on Antennas and Propagation
Vitenskapelig artikkel
Cheffena, Michael. (2012) High-Capacity Radio Communication for the Polar Region: Challenges and Potential Solutions. IEEE Antennas & Propagation Magazine
Vitenskapelig artikkel

2011

Cheffena, Michael; Bråten, Lars Erling. (2011) Low-Cost Digital Beacon Receiver Based on Software-Defined Radio. IEEE Antennas & Propagation Magazine
Vitenskapelig artikkel
Bråten, Lars Erling; Cheffena, Michael. (2011) Low-Cost Digital Beacon Receiver Based on Software-Defined Radio. IEEE Antennas & Propagation Magazine
Vitenskapelig artikkel
Cheffena, Michael; Perez‐Fontan, Fernando; Lacoste, Frederic; Corbel, Erwan; Mametsa, Henri-Jose. (2011) Land Mobile Satellite Dual Polarized MIMO Channel along Roadside Trees: Modeling and Performance Evaluation. IEEE conference proceedings
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Cheffena, Michael; Fontán, Fernando Pérez. (2011) Channel Simulator for Land Mobile Satellite Channel Along Roadside Trees. IEEE Transactions on Antennas and Propagation
Vitenskapelig artikkel

2010

Cheffena, Michael; Fontán, Fernando Pérez. (2010) Land Mobile Satellite Channel Simulator Along Roadside Trees. IEEE Antennas and Wireless Propagation Letters
Vitenskapelig artikkel
Cheffena, Michael. (2010) Measurement Analysis of Amplitude Scintillation for Terrestrial Line-of-Sight Links at 42 GHz. IEEE Transactions on Antennas and Propagation
Vitenskapelig artikkel
Cheffena, Michael; Bråten, Lars Erling; Ekman, Torbjörn; Tjelta, Terje. (2010) Combined Dynamic Channel Simulator for High Capacity Broadband Fixed Wireless Access Systems. IEEE Transactions on Antennas and Propagation
Vitenskapelig artikkel

2009

Cheffena, Michael; Bråten, Lars Erling; Ekman, Torbjörn. (2009) On the Space-Time Variations of Rain Attenuation. IEEE Transactions on Antennas and Propagation
Vitenskapelig artikkel
Cheffena, Michael; Ekman, Torbjörn. (2009) Dynamic Model of Signal Fading due to Swaying Vegetation. EURASIP Journal on Wireless Communications and Networking
Vitenskapelig artikkel
Cheffena, Michael; Ekman, Torbjörn. (2009) Dynamic Model of Signal Fading due to Swaying Vegetation. EURASIP Journal on Wireless Communications and Networking
Vitenskapelig artikkel
Cheffena, Michael; Bråten, Lars Erling; Ekman, Torbjörn. (2009) On the Space-Time Variations of Rain Attenuation. IEEE Transactions on Antennas and Propagation
Vitenskapelig artikkel

2008

Cheffena, Michael. (2008) Modeling and Prediction of Millimeter Wavelength Channels. Tapir Akademisk Forlag Doktoravhandlinger ved NTNU (2008:271)
Doktorgradsavhandling
Cheffena, Michael; Ekman, Torbjörn. (2008) Modeling the Dynamic Effects of Vegetation on Radiowave Propagation. IEEE conference proceedings IEEE International Conference on Communications (10.1109/ICC.2008.838 )
Vitenskapelig antologi/Konferanseserie
Cheffena, Michael; Amaya, César. (2008) Prediction Model of Fade Duration Statistics for Satellite Links Between 10–50 GHz. IEEE Antennas and Wireless Propagation Letters
Vitenskapelig artikkel

2006

Cheffena, Michael; Bråten, Lars Erling; Tjelta, Terje; Ekman, Torbjörn. (2006) Space-time dynamic channel model for broadband fixed wireless access.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

Tidsskriftspublikasjoner

Alam, Tanjir; Cheffena Gebresilassie, Michael; Rajo-Iglesias, Eva. (2023) Microwave Sensor Based on Transmission Zeros for Material Characterization. IEEE Microwave and Wireless Technology Letters
Populærvitenskapelig artikkel
Li, Qihao; Chen, Jiayin; Cheffena Gebresilassie, Michael; Shen, Xuemin (Sherman). (2023) Channel-aware Latency Tail Taming in Industrial IoT. IEEE Transactions on Wireless Communications
Vitenskapelig artikkel
Rajeswari, B.; Sravani, B.; Cheffena Gebresilassie, Michael; Janraj Naik, Ramavath; Manohara Reddy, Y Veera; Madhavi, G.. (2023) Ethylene glycol-assisted synthesis of reduced graphene oxide-supported bimetallic Pt-Co nanoparticles for the ultra-sensitive detection of tert-butyl hydroquinone. Inorganic Chemistry Communications
Vitenskapelig artikkel
Khan, Inaamullah; Cheffena Gebresilassie, Michael; Hasan, Mohammad Mahmudul. (2023) Data Aided Channel Estimation for MIMO-OFDM Wireless Systems Using Reliable Carriers. IEEE Access
Vitenskapelig artikkel
Dang, Yu; Cheffena Gebresilassie, Michael. (2023) Dual-band inkjet printed coplanar waveguide-fed stepped-impedance slot dipole antenna for ISM application. Microwave and optical technology letters (Print)
Vitenskapelig artikkel
Hossain, Kabir; Cowen, Todd; Cheffena, Michael. (2023) Molecularly Imprinted Polymer Based Antenna Sensor for Methanol Vapor Sensing. IEEE Microwave and Wireless Components Letters
Vitenskapelig artikkel
Cowen, Todd James; Cheffena Gebresilassie, Michael. (2023) Molecularly Imprinted Polymer Real-Time Gas Sensor for Ambient Methanol Vapor Analysis Developed Using Principles of Sustainable Chemistry. ACS Sustainable Chemistry and Engineering
Vitenskapelig artikkel
Hasan, Mohammad Mahmudul; Cheffena Gebresilassie, Michael; Petrovic, Slobodan. (2023) Physical-Layer Security Improvement in MIMO OFDM Systems Using Multilevel Chaotic Encryption. IEEE Access
Vitenskapelig artikkel
Hasan, Mohammad Mahmudul; Cheffena Gebresilassie, Michael. (2023) Adaptive Antenna Impedance Matching Using Low-Complexity Shallow Learning Model. IEEE Access
Vitenskapelig artikkel
Mohtadifar, Masoud; Cheffena, Michael; Pourafzal, Alireza. (2022) Acoustic-and Radio-Frequency-Based Human Activity Recognition. Sensors
Vitenskapelig artikkel
Pourafzal, Alireza; Roi-Taravella, Thomas; Cheffena, Michael; Yildirim Yayilgan, Sule. (2022) A Low-cost and Accurate Microwave Sensor System for Permittivity Characterization. IEEE Sensors Journal
Vitenskapelig artikkel
Alam, Tanjir; Cheffena, Michael. (2022) Integrated Microwave Antenna/Sensor for Sensing and Communication Applications. IEEE transactions on microwave theory and techniques
Vitenskapelig artikkel
Alam, Tanjir; Cheffena, Michael; Rajo-Iglesias, Eva. (2022) Dual-functional communication and sensing antenna system. Scientific Reports
Vitenskapelig artikkel
Cowen, Todd James; Cheffena, Michael. (2022) Template Imprinting Versus Porogen Imprinting of Small Molecules: A Review of Molecularly Imprinted Polymers in Gas Sensing. International Journal of Molecular Sciences
Vitenskapelig oversiktsartikkel/review
Verma, Gyan Deep; Mathur, Aashish; Ai, Yun; Cheffena, Michael. (2021) Mixed Dual-Hop IRS-Assisted FSO-RF Communication System with H-ARQ Protocols. IEEE Communications Letters
Vitenskapelig artikkel
Al-Samman, Ahmed; Mohamed, Marshed Kassim; Cheffena, Michael; Moldsvor, Arild. (2021) Wideband Channel Characterization for 6G Networks in Industrial Environments. Sensors
Vitenskapelig artikkel
Abrahamsen, Fredrik Ege; Ai, Yun; Cheffena, Michael. (2021) Communication Technologies for Smart Grid: A Comprehensive Survey. Sensors
Vitenskapelig oversiktsartikkel/review
Al-Samman, Ahmed; Cheffena, Michael; Elijah, Olakunle; Al-Gumaei, Yousef Ali; Rahim, Sharul Kamal Abdul; Al-Hadhrami, Tawfik. (2021) Survey of Millimeter-Wave Propagation Measurements and Models in Indoor Environments. Electronics
Vitenskapelig artikkel
Verma, Gyan Deep; Mathur, Aashish; Ai, Yun; Cheffena, Michael. (2021) Secrecy performance of FSO communication systems with non-zero boresight pointing errors. IET Communications
Vitenskapelig artikkel
Ai, Yun; Mohamed, Marshed Kassim; Kong, Long; Al-Samman, Ahmed; Cheffena, Michael. (2021) Hybrid-ARQ-Based Intelligent Reflecting Surface-Assisted Communication System. Electronics Letters
Vitenskapelig artikkel
Elijah, Olakunle; Rahim, Sharul Kamal Abdul; Sittakul, Vitawat; Al-Samman, Ahmed; Cheffena, Michael; Din, Jafri Bin. (2021) Effect of Weather Condition on LoRa IoT Communication Technology in a Tropical Region: Malaysia. IEEE Access
Vitenskapelig artikkel
Ai, Yun; Figueiredo, Felipe A. P. De; Kong, Long; Cheffena, Michael; Chatzinotas, Symeon; Ottersten, Björn. (2021) Secure Vehicular Communications through Reconfigurable Intelligent Surfaces. IEEE Transactions on Vehicular Technology
Vitenskapelig artikkel
Ai, Yun; Mathur, Aashish; Kong, Long; Cheffena, Michael. (2021) Secure Outage Analysis of FSO Communications Over Arbitrarily Correlated Málaga Turbulence Channels. IEEE Transactions on Vehicular Technology
Vitenskapelig artikkel
Ai, Yun; Mathur, Aashish; Verma, Gyan Deep; Kong, Long; Cheffena, Michael. (2020) Comprehensive Physical Layer Security Analysis of FSO Communications over Málaga Channels. IEEE Photonics Journal
Vitenskapelig artikkel
Mohamed, Marshed Kassim; Cheffena, Michael; Ai, Yun; Al-Samman, Ahmed. (2020) Buffer Delay Improvement in Gait-Cycle-Driven Transmission Power Control Scheme for WBAN. IEEE International Symposium on Personal, Indoor, and Mobile Radio Communications workshops
Vitenskapelig artikkel
Al-Samman, Ahmed; Mohamed, Marshed Kassim; Cheffena, Michael. (2020) Radio Propagation Measurements in the Indoor Stairwell Environment at 3.5 and 28 GHz for 5G Wireless Networks. International Journal of Antennas and Propagation
Vitenskapelig artikkel
Ai, Yun; Mathur, Aashish; Lei, Hongjiang; Cheffena, Michael; Imran Shafique, Ansari. (2020) Secrecy enhancement of RF backhaul system with parallel FSO communication link. Optics Communications
Vitenskapelig artikkel
Al-Samman, Ahmed; Mohamed, Marshed Kassim; Cheffena, Michael; Azmi, Marwan Hadri; Rahman, Tharek Abd.. (2020) Performance of Full-DuplexWireless Back-Haul Link Under Rain Effects Using E-Band 73 GHz and 83 GHz in Tropical Area. Applied Sciences
Vitenskapelig artikkel
Al-Samman, Ahmed; Cheffena, Michael; Mohamed, Marshed Kassim; Azmi, Marwan Hadri; Ai, Yun. (2020) Statistical Analysis of Rain at Millimeter Waves in Tropical Area. IEEE Access
Vitenskapelig artikkel
Li, Qihao; Zhang, Ning; Cheffena, Michael; Shen, Xuemin (Sherman). (2020) Channel-based Optimal Back-off Delay Control in Delay-Constrained Industrial WSNs. IEEE Transactions on Wireless Communications
Vitenskapelig artikkel
Ai, Yun; Mathur, Aashish; Kong, Long; Cheffena, Michael. (2020) Effective Throughput Analysis of α-η-κ-µ Fading Channels. IEEE Access
Vitenskapelig artikkel
Al-Samman, Ahmed; Mohamed, Marshed Kassim; Ai, Yun; Cheffena, Michael; Azmi, Marwan Hadri; Rahman, Tharek. (2020) Rain Attenuation Measurements and Analysis at 73 GHz E-Band Link in Tropical Region. IEEE Communications Letters
Vitenskapelig artikkel
Li, Qihao; Cheffena, Michael. (2019) Exploiting Dispersive Power Gain and Delay Spread for Sybil Detection in Industrial WSNs: A Multi-Kernel Approach. IEEE Transactions on Wireless Communications
Vitenskapelig artikkel
Ai, Yun; Kong, Long; Cheffena, Michael. (2019) Secrecy outage analysis of double shadowed Rician channels. Electronics Letters
Vitenskapelig artikkel
Mohamed, Marshed Kassim; Joseph, Wout; Vermeeren, Günter; Tanghe, Emmeric; Cheffena, Michael. (2019) Characterization of dynamic wireless body area network channels during walking. EURASIP Journal on Wireless Communications and Networking
Vitenskapelig artikkel
Ai, Yun; Mathur, Aashish; Cheffena, Michael; Bhatnagar, Manav R.; Lei, Hongjiang. (2019) Physical Layer Security of Hybrid Satellite-FSO Cooperative Systems. IEEE Photonics Journal
Vitenskapelig artikkel
Mathur, Aashish; Ai, Yun; Cheffena, Michael; Kaddoum, Georges. (2019) Secrecy Performance of Correlated α-μ Fading Channels. IEEE Communications Letters
Vitenskapelig artikkel
Ai, Yun; Cheffena, Michael; Ohtsuki, Tomoaki; Zhuang, He. (2019) Secrecy Performance Analysis of Wireless Sensor Networks. IEEE Sensors Letters
Vitenskapelig artikkel
Mohamed, Marshed Kassim; Joseph, Wout; Varmeeren, Günter; Tanghe, Emmeric; Cheffena, Michael. (2019) Characterization of Off-Body Area Network Channels During Walking. International Symposium on Medical Information and Communication Technology
Vitenskapelig artikkel
Mohamed, Marshed Kassim; Cheffena, Michael; Fontán, Fernando Pérez; Moldsvor, Arild. (2018) A Dynamic Channel Model for Indoor Wireless Signals: Working Around Interference Caused by Moving Human Bodies. IEEE Antennas & Propagation Magazine
Vitenskapelig artikkel
Mathur, Aashish; Bhatnagar, Manav R.; Ai, Yun; Cheffena, Michael. (2018) Performance Analysis of a Dual-Hop Wireless-Power Line Mixed Cooperative System. IEEE Access
Vitenskapelig artikkel
Ai, Yun; Cheffena, Michael; Mathur, Aashish; Lei, Hongjiang. (2018) On Physical Layer Security of Double Rayleigh Fading Channels for Vehicular Communications. IEEE Wireless Communications Letters
Vitenskapelig artikkel
Mohamed, Marshed Kassim; Cheffena, Michael; Moldsvor, Arild. (2018) Characterization of the Body-to-Body Propagation Channel for Subjects during Sports Activities. Sensors
Vitenskapelig artikkel
Cheffena, Michael; Mohamed, Marshed Kassim. (2018) The Application of Lognormal Mixture Shadowing Model for B2B Channels. IEEE Sensors Letters
Vitenskapelig artikkel
Mohamed, Marshed Kassim; Cheffena, Michael. (2018) Received Signal Strength Based Gait Authentication. IEEE Sensors Journal
Vitenskapelig artikkel
Mathur, Aashish; Ai, Yun; Bhatnagar, Manav R.; Cheffena, Michael; Ohtsuki, Tomoaki. (2018) On Physical Layer Security of α-η-κ-μ Fading Channels. IEEE Communications Letters
Vitenskapelig artikkel
Li, Qihao; Zhang, Kuan; Cheffena, Michael; Shen, Xuemin (Sherman). (2017) Channel-based Sampling Rate and Queuing State Control in Delay-Constraint Industrial WSNs. IEEE Global Communications Conference, Exhibition, & Industry Forum (GLOBECOM)
Vitenskapelig artikkel
Mohamed, Marshed Kassim; Cheffena, Michael; Moldsvor, Arild; Fontán, Fernando Pérez. (2017) Physical-Statistical Channel Model for Off-body Area Network. IEEE Antennas and Wireless Propagation Letters
Vitenskapelig artikkel
Rytír, Martin; Cheffena, Michael; Grotthing, Per Arne; Bråten, Lars Erling; Tjelta, Terje. (2017) Three-Site Diversity at Ka-Band Satellite Links in Norway: Gain, Fade Duration and the Impact of Switching Schemes. IEEE Transactions on Antennas and Propagation
Vitenskapelig artikkel
Li, Qihao; Zhang, Kuan; Cheffena, Michael; Shen, Xuemin (Sherman). (2017) Channel-based Sybil Detection in Industrial Wireless Sensor Networks: a Multi-kernel Approach. IEEE Global Communications Conference, Exhibition, & Industry Forum (GLOBECOM)
Vitenskapelig artikkel
Cheffena, Michael; Mohamed, Marshed Kassim. (2017) Empirical Path Loss Models for Wireless Sensor Network Deployment in Snowy Environments. IEEE Antennas and Wireless Propagation Letters
Vitenskapelig artikkel
Ai, Yun; Andersen, Jørgen Bach; Cheffena, Michael. (2017) Path-Loss Prediction for an Industrial Indoor Environment Based on Room Electromagnetics. IEEE Transactions on Antennas and Propagation
Vitenskapelig artikkel
Ai, Yun; Cheffena, Michael. (2017) On Multi-Hop Decode-and-Forward Cooperative Relaying for Industrial Wireless Sensor Networks. Sensors
Vitenskapelig artikkel
Cheffena, Michael. (2016) Propagation channel characteristics of industrial wireless sensor networks [Wireless Corner]. IEEE Antennas & Propagation Magazine
Vitenskapelig artikkel
Cheffena, Michael. (2016) Fall detection using smartphone audio features. IEEE journal of biomedical and health informatics
Vitenskapelig artikkel
Cheffena, Michael. (2016) Industrial wireless communications over the millimeter wave spectrum: opportunities and challenges. IEEE Communications Magazine
Vitenskapelig artikkel
Cheffena, Michael. (2015) Performance Evaluation of Wireless Body Sensors in the Presence of Slow and Fast Fading Effects. IEEE Sensors Journal
Vitenskapelig artikkel
Cheffena, Michael. (2014) Time-varying on-body wireless channel model during walking. EURASIP Journal on Wireless Communications and Networking
Vitenskapelig artikkel
Cheffena, Michael. (2012) Industrial wireless sensor networks: channel modeling and performance evaluation. EURASIP Journal on Wireless Communications and Networking
Vitenskapelig artikkel
Cheffena, Michael. (2012) Physical-statistical channel model for signal effect by moving human bodies. EURASIP Journal on Wireless Communications and Networking
Vitenskapelig artikkel
Cheffena, Michael; Fontán, Fernando Pérez; Lacoste, Frederic; Corbel, Erwan; Mametsa, Henri-Jose; Carrie, Guillaume. (2012) Land Mobile Satellite Dual Polarized MIMO Channel Along Roadside Trees: Modeling and Performance Evaluation. IEEE Transactions on Antennas and Propagation
Vitenskapelig artikkel
Cheffena, Michael. (2012) High-Capacity Radio Communication for the Polar Region: Challenges and Potential Solutions. IEEE Antennas & Propagation Magazine
Vitenskapelig artikkel
Cheffena, Michael; Bråten, Lars Erling. (2011) Low-Cost Digital Beacon Receiver Based on Software-Defined Radio. IEEE Antennas & Propagation Magazine
Vitenskapelig artikkel
Bråten, Lars Erling; Cheffena, Michael. (2011) Low-Cost Digital Beacon Receiver Based on Software-Defined Radio. IEEE Antennas & Propagation Magazine
Vitenskapelig artikkel
Cheffena, Michael; Fontán, Fernando Pérez. (2011) Channel Simulator for Land Mobile Satellite Channel Along Roadside Trees. IEEE Transactions on Antennas and Propagation
Vitenskapelig artikkel
Cheffena, Michael; Fontán, Fernando Pérez. (2010) Land Mobile Satellite Channel Simulator Along Roadside Trees. IEEE Antennas and Wireless Propagation Letters
Vitenskapelig artikkel
Cheffena, Michael. (2010) Measurement Analysis of Amplitude Scintillation for Terrestrial Line-of-Sight Links at 42 GHz. IEEE Transactions on Antennas and Propagation
Vitenskapelig artikkel
Cheffena, Michael; Bråten, Lars Erling; Ekman, Torbjörn; Tjelta, Terje. (2010) Combined Dynamic Channel Simulator for High Capacity Broadband Fixed Wireless Access Systems. IEEE Transactions on Antennas and Propagation
Vitenskapelig artikkel
Cheffena, Michael; Bråten, Lars Erling; Ekman, Torbjörn. (2009) On the Space-Time Variations of Rain Attenuation. IEEE Transactions on Antennas and Propagation
Vitenskapelig artikkel
Cheffena, Michael; Ekman, Torbjörn. (2009) Dynamic Model of Signal Fading due to Swaying Vegetation. EURASIP Journal on Wireless Communications and Networking
Vitenskapelig artikkel
Cheffena, Michael; Ekman, Torbjörn. (2009) Dynamic Model of Signal Fading due to Swaying Vegetation. EURASIP Journal on Wireless Communications and Networking
Vitenskapelig artikkel
Cheffena, Michael; Bråten, Lars Erling; Ekman, Torbjörn. (2009) On the Space-Time Variations of Rain Attenuation. IEEE Transactions on Antennas and Propagation
Vitenskapelig artikkel
Cheffena, Michael; Amaya, César. (2008) Prediction Model of Fade Duration Statistics for Satellite Links Between 10–50 GHz. IEEE Antennas and Wireless Propagation Letters
Vitenskapelig artikkel

Bøker

Cheffena, Michael; Ekman, Torbjörn. (2008) Modeling the Dynamic Effects of Vegetation on Radiowave Propagation. IEEE conference proceedings IEEE International Conference on Communications (10.1109/ICC.2008.838 )
Vitenskapelig antologi/Konferanseserie

Del av bok/rapport

Alam, Tanjir; Cheffena Gebresilassie, Michael; Rajo-Iglesias, Eva. (2023) 8-Port Quad-band MIMO Antenna with an Isolation Enhancement Technique for Sub-6 GHz 5G Applications. IEEE conference proceedings
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Alam, Tanjir; Cheffena, Michael. (2021) Four-Port Multiband MIMO Filtenna with an Isolation Filter for Sub-6 GHz 5G Applications. IEEE (Institute of Electrical and Electronics Engineers)
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Ai, Yun; Cheffena, Michael; Mohamed, Marshed Kassim; Al-Samman, Ahmed. (2020) Indoor Channel Estimation Using Single-Snapshot Wideband Measurement . IEEE (Institute of Electrical and Electronics Engineers)
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Mathur, Aashish; Ai, Yun; Cheffena, Michael; Bhatnagar, Manav. (2020) Performance of Hybrid ARQ over Power Line Communications Channels. IEEE (Institute of Electrical and Electronics Engineers)
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Li, Qihao; Zhang, Kuan; Cheffena, Michael; Shen, Xuemin (Sherman). (2017) A measurement-based boundary estimation approach for localization in industrial WSNs. IEEE conference proceedings
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Ai, Yun; Cheffena, Michael. (2017) Performance Analysis of Hybrid-ARQ over Full-Duplex Relaying Network Subject to Loop Interference under Nakagami-𝑚 Fading Channels. IEEE Sarnoff Symposium
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Ai, Yun; Ohtsuki, Tomoaki; Cheffena, Michael. (2017) Performance Analysis of PLC over Fading Channels with Colored Nakagami-𝑚 Background Noise . IEEE Sarnoff Symposium
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Tjelta, Terje; Rytír, Martin; Bråten, Lars Erling; Grotthing, Per Arne; Cheffena, Michael; Håkegård, Jan Erik. (2017) Results of a Ka Band Campaign for the Characterisation of Propagation Conditions for SatCom Systems at High Latitudes. IEEE (Institute of Electrical and Electronics Engineers)
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Ai, Yun; Bhatnagar, Manav R.; Cheffena, Michael; Mathur, Aashish; Sedakov, Artem. (2017) Game-Theoretical Analysis of PLC System Performance in the Presence of Jamming Attacks. Springer
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Ai, Yun; Cheffena, Michael. (2016) Capacity Analysis of PLC Systems over Rayleigh Fading Channels with Nakagami-𝑚 Additive Noise. IEEE conference proceedings
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Ai, Yun; Cheffena, Michael. (2016) Performance Analysis of Hybrid-ARQ with Chase Combining over Cooperative Relay Network with Asymmetric Fading Channels. IEEE conference proceedings
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Li, Qihao; Zhang, Kuan; Cheffena, Michael; Shen, Xuemin (Sherman). (2016) Exploiting dispersive power gain and delay spread for sybil detection in industrial WSNs. IEEE conference proceedings
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Ai, Yun; Cheffena, Michael; Li, Qihao. (2015) Power delay profile analysis and modeling of industrial indoor channels. IEEE conference proceedings
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Ai, Yun; Cheffena, Michael; Li, Qihao. (2015) Radio frequency measurements and capacity analysis for industrial indoor environments . IEEE conference proceedings
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Ai, Yun; Hogstad, Bjørn Olav; Cheffena, Michael; Pätzold, Matthias Uwe. (2015) Geometry-Based Modeling of Wideband Industrial Indoor Radio Propagation Channels. IEEE conference proceedings
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Tjelta, Terje; Sander, Jostein; Rytír, Martin; Grotthing, Per Arne; Noll, Josef; Grythe, Knut Harald. (2015) Experimental campaign with first results for determining high north 20 GHz satellite links propagation conditions. IEEE conference proceedings
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Cheffena, Michael; Perez‐Fontan, Fernando; Lacoste, Frederic; Corbel, Erwan; Mametsa, Henri-Jose. (2011) Land Mobile Satellite Dual Polarized MIMO Channel along Roadside Trees: Modeling and Performance Evaluation. IEEE conference proceedings
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Cheffena, Michael; Bråten, Lars Erling; Tjelta, Terje; Ekman, Torbjörn. (2006) Space-time dynamic channel model for broadband fixed wireless access.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

Rapport

Ai, Yun; Cheffena, Michael. (2015) A Comparative Study of Wireless Channel Propagation Characteristics in Industrial and Office Environments. International Symposium on Antennas and Propagation (ISAP’15)
Rapport
Cheffena, Michael. (2008) Modeling and Prediction of Millimeter Wavelength Channels. Tapir Akademisk Forlag Doktoravhandlinger ved NTNU (2008:271)
Doktorgradsavhandling

Undervisning

Emner

Formidling