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Research Output

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Conference contribution
2020

Optimal Resource Allocation and Placement for Terrestrial and Aerial Base Stations in Mixed RF/FSO Backhaul Networks

Lee, J. H., Park, K. H., Alouini, M. S. & Ko, Y. C., 2020 May, 2020 IEEE 91st Vehicular Technology Conference, VTC Spring 2020 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 9128939. (IEEE Vehicular Technology Conference; vol. 2020-May).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)
2019

Angle-of-Arrival Estimation in Antenna Arrays based on Monopulse Signal

Song, H. L., Nam, S. S. & Ko, Y-C., 2019 Jul 1, ICUFN 2019 - 11th International Conference on Ubiquitous and Future Networks. IEEE Computer Society, p. 610-613 4 p. 8806061. (International Conference on Ubiquitous and Future Networks, ICUFN; vol. 2019-July).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Energy Efficient Power Allocation for Multi-User MIMO Downlink Systems with Statistical Delay Constraints

Kwon, J. H., Ko, Y. C. & Shin, J., 2019 Oct, 2019 IEEE Conference on Standards for Communications and Networking, CSCN 2019. Institute of Electrical and Electronics Engineers Inc., 8931355. (2019 IEEE Conference on Standards for Communications and Networking, CSCN 2019).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Free space optical communication on UAV-Assisted backhaul networks: Optimization for service time

Lee, J. H., Park, K. H., Alouini, M. S. & Ko, Y. C., 2019 Dec, 2019 IEEE Globecom Workshops, GC Wkshps 2019 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 9024382. (2019 IEEE Globecom Workshops, GC Wkshps 2019 - Proceedings).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Implementation of multiple signal classification and triangulation for localization of signal using universal software radio peripheral

Lee, Y., Nam, S. S. & Ko, Y. C., 2019 Feb, 2019 IEEE 4th International Conference on Computer and Communication Systems, ICCCS 2019. Institute of Electrical and Electronics Engineers Inc., p. 580-584 5 p. 8821648. (2019 IEEE 4th International Conference on Computer and Communication Systems, ICCCS 2019).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

On the Throughput of Mixed FSO/RF UAV-Enabled Mobile Relaying Systems with a Buffer Constraint

Lee, J. H., Park, K. H., Alouini, M. S. & Ko, Y-C., 2019 May 1, 2019 IEEE International Conference on Communications, ICC 2019 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 8761378. (IEEE International Conference on Communications; vol. 2019-May).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

5 Citations (Scopus)

The Performance of a CDF-Based Multiuser Scheduling Scheme for Non-Orthogonal Multiple Access (NOMA)

Lim, B., Nam, S. S., Alouini, M. S. & Ko, Y-C., 2019 May 1, 2019 IEEE International Conference on Communications, ICC 2019 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 8761944. (IEEE International Conference on Communications; vol. 2019-May).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Citations (Scopus)

Unified Statistical Channel Model of Ship (or Shore)-to-Ship FSO Communications with Pointing Errors

Jung, K. J., Nam, S. S., Alouini, M. S. & Ko, Y. C., 2019 Oct, 2019 IEEE Conference on Standards for Communications and Networking, CSCN 2019. Institute of Electrical and Electronics Engineers Inc., 8931342. (2019 IEEE Conference on Standards for Communications and Networking, CSCN 2019).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2018

BER Analysis of Wavelength Division Multiplexing-Based Multiple Beam Scheduling Scheme Based on Gamma Approximation Channel

Nam, S. S., Lee, J. H., Yoon, C. S. & Ko, Y-C., 2018 Aug 14, ICUFN 2018 - 10th International Conference on Ubiquitous and Future Networks. IEEE Computer Society, Vol. 2018-July. p. 32-34 3 p. 8436739

Research output: Chapter in Book/Report/Conference proceedingConference contribution

BER performance of FSO links over unified channel model for pointing error models

Jung, K. J., Nam, S. S., Ko, Y-C. & Alouini, M. S., 2018 Jul 3, 2018 IEEE International Conference on Communications Workshops, ICC Workshops 2018 - Proceedings. Institute of Electrical and Electronics Engineers Inc., p. 1-6 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

5 Citations (Scopus)

High performance and low power timing controller design for LCoS microdisplay system

Eo, S. W., Lee, J. G., Kim, M. S. & Ko, Y-C., 2018 May 29, Proceedings - International SoC Design Conference 2017, ISOCC 2017. Institute of Electrical and Electronics Engineers Inc., p. 71-72 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Citations (Scopus)

Impact of Both Nonzero Boresight and Jitter Pointing Error on Outage Capacity of FSO Communication Systems over Strong Turbulence

Jung, K. J., Nam, S. S. & Ko, Y-C., 2018 Aug 14, ICUFN 2018 - 10th International Conference on Ubiquitous and Future Networks. IEEE Computer Society, Vol. 2018-July. p. 38-39 2 p. 8436763

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Optimal receiver filter for GFDM with timing and frequency offsets in uplink multiuser systems

Lim, B. & Ko, Y-C., 2018 Jun 8, 2018 IEEE Wireless Communications and Networking Conference, WCNC 2018. Institute of Electrical and Electronics Engineers Inc., Vol. 2018-April. p. 1-6 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

5 Citations (Scopus)

Trajectory Optimization of Energy Efficient FSOC-UAV with Atmospheric and Geometric Loss

Lee, J. H., Park, K. H., Alouini, M. S. & Ko, Y-C., 2018 Aug 14, ICUFN 2018 - 10th International Conference on Ubiquitous and Future Networks. IEEE Computer Society, Vol. 2018-July. p. 35-37 3 p. 8436588

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Citations (Scopus)
2017

A threshold-based multiple optical signal selection scheme for WDM FSO systems

Nam, S. S., Alouini, M. S., Ko, Y-C. & Cho, S. H., 2017 Jul 19, 2017 13th International Wireless Communications and Mobile Computing Conference, IWCMC 2017. Institute of Electrical and Electronics Engineers Inc., p. 870-875 6 p. 7986400

Research output: Chapter in Book/Report/Conference proceedingConference contribution

IA-based hybrid beamforming design in MIMO interference channel

Lee, J. H., Kim, M. J. & Ko, Y-C., 2017 Mar 29, 19th International Conference on Advanced Communications Technology: Opening Era of Smart Society, ICACT 2017 - Proceeding. Institute of Electrical and Electronics Engineers Inc., p. 358-361 4 p. 7890113

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Citations (Scopus)

Mellin-transform-based new results of the joint statistics of partial products of ordered random variables

Nam, S. S., Ko, Y-C. & Alouini, M. S., 2017 Aug 9, 2017 IEEE International Symposium on Information Theory, ISIT 2017. Institute of Electrical and Electronics Engineers Inc., p. 2373-2377 5 p. 8006954

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Optimizing random unitary beamforming for energy efficiency in MIMO broadcast channels

Kwon, J. H., Ko, Y-C. & Yang, H. C., 2017 Mar 17, 2016 IEEE 84th Vehicular Technology Conference, VTC Fall 2016 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 7881140

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2016

CFO and channel estimation schemes for multi-user massive MIMO systems in high mobility environment

Choi, J., Kwon, J. H. & Ko, Y-C., 2016 Dec 15, 2016 IEEE Conference on Standards for Communications and Networking, CSCN 2016. Institute of Electrical and Electronics Engineers Inc., 7785180

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Cramer-Rao lower bound of channel estimator in continuous variable quantum key distribution

Kim, Y. & Ko, Y-C., 2016 Nov 30, 2016 International Conference on Information and Communication Technology Convergence, ICTC 2016. Institute of Electrical and Electronics Engineers Inc., p. 678-680 3 p. 7763560

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Effects of phase noise on the performance of multi-user downlink MIMO-OFDM AF relay systems

Jeong, M. H., Lee, T. J. & Ko, Y-C., 2016 Nov 30, 2016 International Conference on Information and Communication Technology Convergence, ICTC 2016. Institute of Electrical and Electronics Engineers Inc., p. 963-965 3 p. 7763341

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Low complexity analog beam selection for uplink multiuser hybrid beamforming system

Kim, M. J. & Ko, Y-C., 2016 Feb 18, 2015 IEEE Globecom Workshops, GC Wkshps 2015 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 7414061

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Phase noise mitigation in MIMO-OFDM systems with independent oscillators

Lee, T. J., Jeong, M. H. & Ko, Y-C., 2016 Dec 15, 2016 IEEE Conference on Standards for Communications and Networking, CSCN 2016. Institute of Electrical and Electronics Engineers Inc., 7785172

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)
2015

Effect of phase noise in IEEE 802.11ad MIMO-OFDM systems with common/independent local oscillators

Jeong, M. H., Lee, T. J., Kim, M. J. & Ko, Y-C., 2015 Dec 11, International Conference on ICT Convergence 2015: Innovations Toward the IoT, 5G, and Smart Media Era, ICTC 2015. Institute of Electrical and Electronics Engineers Inc., p. 1332-1335 4 p. 7354809

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Effect of timing and frequency synchronization errors on GFDM systems

Choi, J. H., Lim, B. J., Kim, Y. J. & Ko, Y-C., 2015 Dec 11, International Conference on ICT Convergence 2015: Innovations Toward the IoT, 5G, and Smart Media Era, ICTC 2015. Institute of Electrical and Electronics Engineers Inc., p. 1322-1325 4 p. 7354807

Research output: Chapter in Book/Report/Conference proceedingConference contribution

13 Citations (Scopus)

Interference alignment scheme based on limited feedback for two-cell interfering MIMO-MAC

Kim, M. J., Lee, H. H. & Ko, Y-C., 2015 Jul 1, IEEE Vehicular Technology Conference. Institute of Electrical and Electronics Engineers Inc., Vol. 2015-July. 7145882

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2014

Resource allocation for spatial-frequency domain based interference alignment scheme in MIMO-OFDM systems

Park, S. H., Kim, M. J. & Ko, Y-C., 2014 Jan 1, 2014 IEEE International Conference on Communications, ICC 2014. IEEE Computer Society, p. 5753-5758 6 p. 6884239

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Citations (Scopus)

Sequential transceiver design based on block diagonalization and interference alignment for full duplex multiuser MIMO system

Kim, M. J. & Ko, Y-C., 2014 Jan 1, International Conference on ICT Convergence. IEEE Computer Society, p. 516-517 2 p. 6983196

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3 Citations (Scopus)
2013

Alternate transmission with half-duplex relaying in MIMO interference relay networks

Park, S. H., Ko, Y-C., Park, K. H. & Alouini, M. S., 2013 Jan 1, GLOBECOM - IEEE Global Telecommunications Conference. Institute of Electrical and Electronics Engineers Inc., p. 3435-3440 6 p. 6831604

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Channel selection algorithms based on interference alignment in MIMO interfering broadcast channels

Kim, M. J., Ko, Y. C. & Lee, H. H., 2013, 2013 International Conference on ICT Convergence: "Future Creative Convergence Technologies for New ICT Ecosystems", ICTC 2013. IEEE Computer Society, p. 1067-1071 5 p. 6675556. (International Conference on ICT Convergence).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Detection of quantum circular QAM signals

Kim, Y. & Ko, Y. C., 2013, 2013 International Conference on ICT Convergence: "Future Creative Convergence Technologies for New ICT Ecosystems", ICTC 2013. IEEE Computer Society, p. 1078-1082 5 p. 6675560. (International Conference on ICT Convergence).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Filter design of interference alignment scheme with limited feedback for two-cell interfering MIMO-MAC

Kim, M. J., Ko, Y. C. & Lee, H. H., 2013, 2013 IEEE 24th Annual International Symposium on Personal, Indoor, and Mobile Radio Communications, PIMRC 2013. p. 1201-1206 6 p. 6666321. (IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3 Citations (Scopus)

Optimal sounding signal design based on MMSE criterion in OFDM system

Jo, J. H., Jo, K. T., Ko, Y. C. & Choi, S., 2013, 2013 International Conference on ICT Convergence: "Future Creative Convergence Technologies for New ICT Ecosystems", ICTC 2013. IEEE Computer Society, p. 583-584 2 p. 6675425. (International Conference on ICT Convergence).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2012

Inter-cell interference cancelation schemes using alternate relay transmission

Kwon, J. W., Park, S. H. & Ko, Y. C., 2012, IEEE 75th Vehicular Technology Conference, VTC Spring 2012 - Proceedings. 6240305. (IEEE Vehicular Technology Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Interference alignment with random vector quantization for MIMO interference channels

Lee, H. H. & Ko, Y. C., 2012, 2012 IEEE Vehicular Technology Conference, VTC Fall 2012 - Proceedings. 6399166. (IEEE Vehicular Technology Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

14 Citations (Scopus)

Linear transceiver design based on interference alignment for MIMO heterogeneous networks

Lee, H. H. & Ko, Y. C., 2012, 2012 IEEE 23rd International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC 2012. p. 1645-1650 6 p. 6362612. (IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

10 Citations (Scopus)

On the achievable degrees of freedom of alternate MIMO relaying with multiple AF relays

Park, K. H., Alouini, M. S., Park, S. H. & Ko, Y. C., 2012, 3rd International Conference on Communications and Networking, ComNet 2012. 6217739. (3rd International Conference on Communications and Networking, ComNet 2012).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

5 Citations (Scopus)

Outage probability of an amplify-and-forward relaying system in an interference-limited Weibull fading environment

Choi, K. S., Lee, H. H. & Ko, Y. C., 2012, 2012 IEEE International Conference on Wireless Information Technology and Systems, ICWITS 2012. 6417723. (2012 IEEE International Conference on Wireless Information Technology and Systems, ICWITS 2012).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

4 Citations (Scopus)

Outage probability of decode-and-forward relaying system with Weibull distributed multiple co-channel interferences

Choi, K. S., Lee, H. H. & Ko, Y. C., 2012, 2012 IEEE Globecom Workshops, GC Wkshps 2012. p. 122-127 6 p. 6477556. (2012 IEEE Globecom Workshops, GC Wkshps 2012).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Transceiver design based on interference alignment for MIMO interfering broadcast channels

Lee, H. H., Kim, M. J. & Ko, Y. C., 2012, 2012 IEEE Global Communications Conference, GLOBECOM 2012. p. 5044-5049 6 p. 6503920. (GLOBECOM - IEEE Global Telecommunications Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

11 Citations (Scopus)
2011

A novel PAPR reduction scheme with low complexity in time domain for OFDM system

Eom, S. S. & Ko, Y. C., 2011, 2011 IEEE International Conference on Communications, ICC 2011. 5962969. (IEEE International Conference on Communications).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

A novel power and offset allocation method for spatial multiplexing MIMO Systems in optical wireless channels

Park, K. H., Ko, Y. C. & Alouini, M. S., 2011, 2011 IEEE GLOBECOM Workshops, GC Wkshps 2011. p. 823-827 5 p. 6162569. (2011 IEEE GLOBECOM Workshops, GC Wkshps 2011).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

4 Citations (Scopus)

Cooperative joint precoding for relay enhanced cellular system over Nakagami-m fading channels

Kwon, J. W., Park, K. H., Ko, Y. C. & Yang, H. C., 2011, 2011 IEEE 7th International Conference on Wireless and Mobile Computing, Networking and Communications, WiMob'2011. p. 208-213 6 p. 6085402. (International Conference on Wireless and Mobile Computing, Networking and Communications).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Coordinated multi-cell MU-MIMO downlink transmission with adaptive beam deactivation

Lee, J. H., Ko, Y. C., Choi, S., Yang, H. C. & Kim, S., 2011, 2011 IEEE 7th International Conference on Wireless and Mobile Computing, Networking and Communications, WiMob'2011. p. 199-203 5 p. 6085404. (International Conference on Wireless and Mobile Computing, Networking and Communications).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Interference alignment for degrees of freedom improvement in 3-relay half-duplex systems

Park, S. H., Ko, Y. C., Park, K. H. & Alouini, M. S., 2011, ICICS 2011 - 8th International Conference on Information, Communications and Signal Processing. 6173521. (ICICS 2011 - 8th International Conference on Information, Communications and Signal Processing).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

K-user MIMO X network system with perfect interference alignment

Park, S. H. & Ko, Y. C., 2011, 2011 IEEE International Conference on Communications, ICC 2011. 5962832. (IEEE International Conference on Communications).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

9 Citations (Scopus)

Low complexity symbol-wise beamforming for MIMO-OFDM systems

Lee, H. H., Park, K. H., Yang, H. C. & Ko, Y. C., 2011, 2011 IEEE Global Telecommunications Conference, GLOBECOM 2011. 6133725. (GLOBECOM - IEEE Global Telecommunications Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Novel node pair selection algorithms for sum-rate enhancement in MIMO interference channel

Kim, M. J., Lee, H. H., Ko, Y. C. & Park, S., 2011, ICICS 2011 - 8th International Conference on Information, Communications and Signal Processing. 6174247. (ICICS 2011 - 8th International Conference on Information, Communications and Signal Processing).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

On the power and offset allocation for rate adaptation of spatial multiplexing in optical wireless MIMO channels

Park, K. H., Ko, Y. C. & Alouini, M. S., 2011, IWCMC 2011 - 7th International Wireless Communications and Mobile Computing Conference. p. 141-146 6 p. 5982521. (IWCMC 2011 - 7th International Wireless Communications and Mobile Computing Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

6 Citations (Scopus)

Symbol-wise beamforming with limited feedback for MIMO-OFDM systems

Lee, H. H. & Ko, Y. C., 2011, 2011 IEEE 73rd Vehicular Technology Conference, VTC2011-Spring - Proceedings. 5956650. (IEEE Vehicular Technology Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)