Research

CᴏʀᴇLᴀʙ is performing cutting-edge theoretical as well as experimental research in many active frontiers regarding physical layer communications. Our research interests are listed as follows:

– Index Modulation for Beyond 5G
– Waveform Design
– MIMO Systems
– Millimeter-Wave Communications
– Media-Based Modulation
– Cooperative Communications
– Coded Modulation
– Cognitive Radio
– Energy Harvesting
– Visible Light Communications
– Molecular Communications
– Practical Implementations & Hardware Impairments

Our research activities have been supported by TÜBİTAK 114E607 and 117E869 Grants, Turkish Academy of Sciences (TÜBA) Outstanding Young Scientist Award (GEBİP) Programme, and Science Academy (Turkey) Young Scientist Award (BAGEP) Programme.


Index Modulation for Beyond 5G

– “Index Modulation Techniques for Next-Generation Wireless Networks”, IEEE Access, vol. 5, no. 1, pp. 16693-16746, Sep. 2017. [PDF]

-“Index Modulation Techniques for 5G Wireless Networks”, IEEE Communications Magazine, vol. 54, no. 7, pp.168-175, July 2016. [PDF]

– “Multiple-Input Multiple-Output OFDM with Index Modulation”, IEEE Signal Processing Letters, vol. 22, no. 12, pp. 2259-2263, Dec. 2015. [PDF]

– “Space-Time Block Coded Spatial Modulation”, IEEE Transactions on Communications, vol. 59, no.3, pp. 823-832, Mar. 2011. [PDF]

 

Waveform Design

– “Universal Filtered OFDM with Filter Shift Keying”, 2018 IEEE 87th Vehicular Technology Conference: VTC2018-Spring, Porto, Portugal, June 2018.  [PDF]

– “Index Modulated OFDM Spread Spectrum”, IEEE Transactions on Wireless Communications, vol. 17, no. 4, pp. 2360-2374, Apr. 2018. [PDF]

– “Generalized Frequency Division Multiplexing with Flexible Index  Modulation”, IEEE Access, vol. 5, no. 1, pp. 24727-24746, Oct. 2017. [PDF]

– “OFDM with Index Modulation Using Coordinate Interleaving”, IEEE Wireless Communications Letters, vol. 4, no. 4, pp. 381-384, Aug. 2015. [PDF]

– “Orthogonal Frequency Division Multiplexing with Index Modulation”, IEEE Transactions on Signal Processing, vol. 61, no. 22, pp. 5536-5549, Nov. 2013. [PDF]

 

MIMO Systems

– “Code Index Modulation and Spatial Modulation: A New High Rate and Energy Efficient Scheme for MIMO systems”, 2018 41st International Conference on Telecommunications and Signal Processing (TSP), Athens, Greece, July 2018. [PDF]

– “On Multiple-Input Multiple-Output OFDM with Index Modulation for Next Generation Wireless Networks”, IEEE Transactions on Signal Processing, vol. 64, no. 15,  pp. 3868-3878, Aug. 2016. [PDF]

– “Low-Complexity Detection of Quadrature Spatial Modulation”, Electronics Letters, vol. 52, no. 20, pp. 1729-1731, Sep. 2016. [PDF]

– “High-Rate Full-Diversity Space-Time Block Codes for Three and Four Transmit Antennas”, IET Communications, vol. 3, no. 8, pp. 1371-1378, Aug. 2009. [PDF]

 

Millimeter-Wave Communications

– “Orbital Angular Momentum with Index Modulation”, IEEE Transactions on Wireless Communications, vol. 17, no. 3, pp. 2029-2037, Mar. 2018. [PDF]

 

Media-Based Modulation

– “Media-Based Modulation for Secrecy Communications”, Electronics Letters, vol. 54, no. 12, pp. 789-791, June 2018. [PDF]

– “Quadrature Channel Modulation”, IEEE Wireless Communications Letters,  vol. 6, no. 6, pp. 790-793, Dec. 2017. [PDF]

– “Space-Time Channel Modulation”, IEEE Transactions on Vehicular Technology, vol. 66, no. 8, pp. 7609-7614, Aug. 2017. [PDF]

 

Cooperative Communications

– “Multiple-Input-Multiple-Output Cooperative Spatial Modulation Systems”, IET Communications, vol. 11, no. 15, pp. 2289-2296, Oct. 2017. [PDF]

– “Source Transmit Antenna Selection for Space Shift Keying with Cooperative Relays”, IEEE Communications Letters, vol. 21, no. 5, pp. 1211-1214, May 2017. [PDF]

– “A Reliable Successive Relaying Protocol”, IEEE Transactions on Communications, vol. 62, no. 5, pp. 1431-1443, May 2014. [PDF]

 

Coded Modulation

– “Trellis Coded Quadrature Spatial Modulation”, Physical Communication, vol. 29, pp. 147-155, Aug. 2018. [PDF]

– “Super-Orthogonal Trellis Coded Spatial Modulation”, IET Communications, vol. 6, no. 17, pp. 2922-2932, Nov. 2012. [PDF]

– “New Trellis Code Design for Spatial Modulation”, IEEE Transactions on Wireless Communications, vol.10, no.8, pp.2670-2680, Aug. 2011. [PDF]

 

Cognitive Radio

– “Spatially Modulated Bidirectional Cognitive Cross Network Design with Physical-Layer Coding”, IEEE Transactions on Vehicular Technology, vol. 67, no. 7, pp 6185-6192,  July 2018. [PDF]

– “Cooperative Spectrum Sharing Protocol Using Spatial Modulation”, IET Communications, vol. 11, no. 11, pp. 1759 – 1767,  Sep. 2017. [PDF]

– “Cognitive Cross Network Design with Physical-Layer Coding and Spatial Modulation”, Electronics Letters, vol. 53, no. 6, pp. 432-434, Mar. 2017. [PDF]

 

Energy Harvesting

– “BER Analysis of Dual-Hop Relaying with Energy Harvesting in Nakagami-m  Fading Channel”, IEEE Transactions on Wireless Communications, vol. 17, no. 7, pp. 4352-4361, July 2018. [PDF]

– “Two-Way Full-Duplex Spatial Modulation Systems with Wireless Powered AF Relaying”, IEEE Wireless Communications Letters, vol. 7, no. 3, pp. 444-447, June 2018. [PDF]

 

Visible Light Communications

– “Optical MIMO-OFDM with Generalized LED Index Modulation”, IEEE Transactions on Communications, vol. 65, no. 8, pp. 3429-3441, Aug. 2017. [PDF]

– “Performance of MIMO Enhanced Unipolar OFDM with Realistic Indoor Visible Light Channel Models”, IEEE WCNC’2016 Workshop on Optical Wireless Communications, Doha, Qatar, Apr. 2016.  [PDF]

– “Optical OFDM with Index Modulation for Visible Light Communications”, 4th International Workshop on Optical Wireless Communication (IWOW), Istanbul, Turkey, Sep. 2015. [PDF]

 

Molecular Communications

– “Index Modulation for Molecular Communication via Diffusion Systems”, submitted to IEEE Transactions on Communications, arxiv.org/pdf/1806.07689, June 2018. [PDF]

 

Practical Implementations & Hardware Impairments

– “Spatial Modulation in the Presence of I/Q Imbalance: Optimal Detector & Performance Analysis”, accepted to IEEE Communications Letters, May 2018. [PDF]

– “Practical Implementation of Index Modulation-Based Waveforms”, IEEE Access, vol. 5, no. 1, pp. 25463-25473, Dec. 2017. [PDF]