Journal

International Journal

K. W. Choi, L. Ginting, A. A. Aziz, D. Setiawan, J. H. Park, S. I. Hwang, D. S. Kang, M. Y. Chung, and D. I. Kim*, “Toward realization of long-range wireless-powered sensor networks,” IEEE Wireless Communications, accepted, Jul. 2019.
A. A. Aziz, L. Ginting, D. Setiawan, J. H. Park, N. M. Tran, G. Y. Yeon, D. I. Kim, and K. W. Choi*, “Battery-less location tracking for internet of things: simultaneous wireless power transfer and positioning ,” IEEE Internet of Things Journal, accepted, Jul. 2019.
D. Munir, S. T. Shah, K. W. Choi, T.-J. Lee, and M. Y. Chung*, “Performance analysis of wireless-powered cognitive radio networks with ambient backscatter,” EURASIP Journal on Wireless Communications and Networking, accepted, Feb. 2019.
F. Syariati and K. W. Choi*, “Optimal concurrent multipath data transfer for bandwidth aggregation in heterogeneous mobile networks,” Wireless Personal Communications, vol. 107, no. 3, pp. 1383-1400, Aug. 2019.
D. Munir, S. T. Shah, K. W. Choi, and M. Y. Chung*, “Information processing and wireless energy harvesting in interference-aware public safety networks,” Wireless Personal Communications, accepted, 2018.
S. T. Shah, D. B. da Costa, K. W. Choi, and M. Y. Chung*, “Dynamic wireless energy harvesting and optimal distribution in multipair DF relay network with nonlinear energy conversion model,” Wireless Communications and Mobile Computing, accepted, 2018.
D. Setiawan, A. A. Aziz, D. I. Kim, and K. W. Choi*, “Experiment, modeling, and analysis of wireless-powered sensor network for energy neutral power management,” IEEE Systems Journal, accepted, 2018.
Y. S. M. Pratama and K. W. Choi*, “Bandwidth aggregation protocol and throughput-optimal scheduler for hybrid RF and visible light communication systems,” IEEE Access, vol. 16, pp. 32173-32187, June 2018.
S. T. Shah, K. W. Choi, T.-J. Lee, and M. Y. Chung*, “Outage probability and throughput analysis of SWIPT enabled cognitive relay network with ambient backscatter,” IEEE Internet of Things Journal., vol. 5, no. 4, pp. 3198-3208, Aug. 2018.
N. T. Nguyen, K. W. Choi, L. Song, and Z. Han*, “ROOMMATEs: An unsupervised indoor peer discovery approach for LTE D2D communication,” IEEE Trans. Veh. Technol, vol. 67, no. 6, pp. 5069-5083, June 2018.
K. W. Choi, A. A. Aziz, D. Setiawan, N. M. Tran, L. Ginting, and D. I. Kim*, “Distributed wireless power transfer system for Internet-of-Things devices,” IEEE Internet of Things Journal., vol. 5, no. 4, pp. 2657-2671, Aug. 2018.
M. E. Ahmed, D. I. Kim*, and K. W. Choi, “Traffic-aware optimal spectral access in wireless powered cognitive radio networks,” IEEE Trans. Mob. Comput., vol. 17, no. 3, pp. 733-745, Mar. 2018.
K. W. Choi, P. A. Rosyady, L. Ginting, A. A. Aziz, D. Setiawan, and D. I. Kim*, “Theory and experiment for wireless-powered sensor networks: how to keep sensors alive,” IEEE Trans. Wireless Commun., vol. 17, no. 1, pp. 430-444, Jan. 2018.
K. W. Choi, Y. S. Cho, Aneta, J. W. Lee, S. M. Choi, and J. H. Choi*, “Optimal load balancing scheduler for MPTCP-based bandwidth aggregation in heterogeneous wireless environments,” Computer Communications, vol. 112. no. 1, pp. 116-130, Nov. 2017.
K. W. Choi, D. I. Kim*, and M. Y. Chung, “Received power-based channel estimation for energy beamforming in multiple-Antenna RF energy transfer system,” IEEE Trans. Signal Proc., vol. 65, no. 6, pp. 1461-1476, Mar. 2017.
K. W. Choi, L. Ginting, P. A. Rosyady, A. A. Aziz, and D. I. Kim*, “Wireless-powered sensor networks: how to realize,” IEEE Trans. Wireless Commun., vol. 16, no. 1, pp. 221-234, Jan. 2017.
S. T. Shah, K. W. Choi, S. F. Hasan, and M. Y. Chung*, “Throughput analysis of two-way relay networks with wireless energy harvesting capabilities,” Ad Hoc Networks, vol. 53, no. 15, pp. 123-131, Dec. 2016.
S. T. Shah, K. W. Choi, S. F. Hasan, and M. Y. Chung*, “Energy harvesting and information processing in two-way multiplicative relay networks,” IET Electronics Letters., vol. 52, no. 9, pp. 751-753, Apr. 2016.
K. W. Choi and D. I. Kim*, “Stochastic optimal control for wireless powered communication networks,” IEEE Trans. Wireless Commun., vol. 15, no. 1, pp. 686-698, Jan. 2016.
K. W. Choi, D. Tribudi, and E. Hossain*, “Discovering mobile applications in cellular device-to-device communications: hash function and Bloom filter-based approach”, IEEE Trans. Mobile Comput., vol. 15, no. 2, pp. 336-349, Feb. 2016.
E. Zihan, K. W. Choi*, D. I. Kim, “Distributed random access scheme for collision avoidance in cellular device-to-device communication,” IEEE Trans. Wireless Commun., vol. 14, no. 7, pp. 3571-3585, Jul. 2015.
K. W. Choi* and Z. Han, “Device-to-device discovery for proximity-based service in LTE-Advanced system,” IEEE Journal of Selected Areas in Communications (D2D Communications), vol. 33, no. 1, pp. 55-66, Jan. 2015.
D. Tribudi and K. W. Choi*, “Hybrid random access and data transmission protocol for machine-to-machine communications in cellular networks,” IEEE Trans. Wireless Commun., vol. 14, no. 1, pp. 33-46, Jan. 2015.
B. Shresta, E. Hossain*, K. W. Choi, and S. Camorlinga, “Distributed and Centralized Hybrid CSMA/CA-TDMA Schemes for Single-Hop Wireless Networks,” IEEE Trans. Wireless Commun., vol. 13, no. 7, pp. 4050-4065, Jul. 2014.
D. H. Lee, K. W. Choi, W. S. Jeon, and D. G. Jeong*, “Two-stage semi-distributed resource management for device-to-device communication in cellular networks,” IEEE Trans. Wireless Commun., vol. 13, no. 4, pp. 1908-1920, Apr. 2014.
K. W. Choi, D. G. Jeong, and W. S. Jeon*, “Optimal subcarrier and power allocation in OFDMA mesh networks,” Ad hoc and Sensor Wireless Networks, vol. 22, no. 3-4, pp. 281-308, Sept. 2014.
K. W. Choi, W. S. Jeon, and D. G. Jeong*, “Variable length signal detection framework for cognitive radio systems,” International Journal of Communication Systems, vol. 27, no. 3, Mar. 2014.
K. M. Thilina, K. W. Choi, N. Saquib, and E. Hossain*, “Machine learning techniques for cooperative spectrum sensing in cognitive radio networks,” IEEE Journal of Selected Areas in Communications (Cognitive Radio Series), vol. 31, no. 11, Nov. 2013.
B. Shresta, K. W. Choi, and E. Hossain*, “A dynamic time slot allocation scheme for hybrid CSMA/TDMA MAC protocol,” IEEE Wireless Commun. Lett., vol. 2, no. 5, Oct. 2013.
D. H. Lee, W. S. Jeon, K. W. Choi, and D. G. Jeong*, “Adaptive transmission policy over Rayleigh fading channels for cooperative networks with limited feedback,” IET Communications, vol. 7, no. 17, Nov. 2013.
S. Choi, J. H. Yun, and K. W. Choi*, “Functional duality between distributed source coding with one distortion criterion and semi-deterministic broadcast channel coding in the case of correlated messages,” IEEE Commun. Lett., vol. 17, no. 6, pp. 1236-1239, June 2013.
K. W. Choi, W. S. Jeon, and D. G. Jeong*, “Adaptive and distributed access to spectrum holes in cognitive radio system,” Wireless Personal Communications, vol. 70, no. 1, pp. 207-226, May 2013.
K. W. Choi, S. Choi, J. H. Yun*, “On the Joint Distribution of Aggregate Interference at Multiple Wireless Receivers,” IEEE Trans. Veh. Technol ., vol. 62, no.3, pp. 1355-1362, Mar. 2013.
K. W. Choi and E. Hossain*, “Estimation of primary user parameters in cognitive radio systems via hidden Markov model,” IEEE Trans. Signal Proc., vol. 61, no. 3, pp. 782-795, Feb. 2013.
S. Lee, K. W. Choi, and S.-L. Kim*, “Maximum likelihood detection of random primary networks for cognitive radio systems,” IEICE Trans. on Commun., vol. E95-B, no. 10, pp. 3365 – 3369, Oct. 2012.
K. W. Choi and D. I. Kim*, “Outage probability analysis of macro-diversity combining in Poisson field of access points,” IEEE Commun. Lett., vol. 16 , no. 8, pp. 1208 – 1211, Aug. 2012.
K. W. Choi and E. Hossain*, “Opportunistic access to spectrum holes between packet bursts: a learning-based approach,” IEEE Trans. Wireless Commun., vol. 10, no. 8, pp. 2497 – 2509, Aug. 2011.
K. W. Choi, E. Hossain*, and D. I. Kim, “Downlink subchannel and power allocation in multi-cell OFDMA cognitive radio networks,” IEEE Trans. Wireless Commun., vol. 10, no. 7, pp. 2259 – 2271, July 2011.
K. W. Choi, E. Hossain*, and D. I. Kim, “Cooperative spectrum sensing under random geometric primary user network model,” IEEE Trans. Wireless Commun., vol. 10, no. 6, pp. 1932 – 1944, June 2011.
K. W. Choi, W. S. Jeon, and D. G. Jeong*, “Efficient load-aware routing scheme for wireless mesh networks,” IEEE Trans. Mobile Comput., vol. 9, no. 9, pp. 1293 – 1307, Sept. 2010.
K. W. Choi*, “Adaptive sensing technique to maximize spectrum utilization in cognitive radio,” IEEE Trans. Veh. Technol., vol. 59, no. 2, pp. 992 – 998, Feb. 2010.
K. W. Choi, W. S. Jeon, and D. G. Jeong*, “Sequential detection of cyclostationary signal for cognitive radio systems,” IEEE Trans. Wireless Commun., vol. 8, no. 9, pp. 4480 – 4485, Sept. 2009.
K. W. Choi, W. S. Jeon, and D. G. Jeong*, “Resource allocation in OFDMA wireless communications systems supporting multimedia services,” IEEE/ACM Trans. Netw., vol. 17, no. 3, pp. 926 – 935, June 2009.
K. W. Choi, D. G. Jeong, and W. S. Jeon*, “Packet scheduler for mobile communications systems with time-varying capacity region,” IEEE Trans. Wireless Commun., vol. 6, no. 3, pp. 1034 – 1045, Mar. 2007.

Domestic Journal

D. S. Kang and K. W. Choi, “초고밀도 네트워크를 위한 SDR 테스트베드 개발,” 한국통신학회, vol. 44, no.6, pp 1181, Jun. 2019.
F. A. Kusuma and K. W. Choi, “Online simulation system for cellular core network performance measurement,” Journal of KICS, vol. 42, no. 12, pp. 2307 – 2310, Dec. 2017.
A. A. Aziz, D. Tribudi, L. Ginting, P. A. Rosyady, D. Setiawan, and K. W. Choi, “RF energy transfer testbed based on off-the-shelf components for IoT application,” Journal of KICS, vol. 40, no. 10, pp. 1912 – 1921, Oct. 2015.
김도윤, 최영준, 최계원, “지상 모바일 서비스를 위한 인지 무선 시스템 기술,” 한국통신학회지, vol. 32, no. 11, pp. 33 – 40, Nov. 2015.
E. Zihan and K. W. Choi, “Outage Probability Analysis of Macro Diversity Combining Based on Stochastic Geometry,” 한국전자통신학회 논문지, vol. 9, no. 2, pp. 187 – 194, Feb. 2014.
D. Tribudi and K. W. Choi, “Overload Control for Random Access in Cellular Machine-to-Machine Communications,” 한국전자통신학회 논문지, vol. 9, no. 2, pp. 181 – 186, Feb. 2014.
K. W. Choi, Hyun Lee, Sung Cheol Chang, “Mobile application and service discovery protocol for device-to-device communication,” Journal of KICS, vol. 38A, no. 10, pp. 908 – 917, Oct. 2013.
K. W. Choi, D. G. Jeong, and W. S. Jeon, “Opportunistic scheduling algorithm for throughput maximization in cooperative communication,” Telecommunications Review, vol. 19, no. 2, pp. 332 – 345, Apr. 2009.
D. G. Jeong, K. W. Choi, and W. S. Jeon, “Wireless cooperative communication systems: a survey,” Telecommunications Review, vol. 17, no. 6, pp. 977 – 985, Dec. 2007.
W. S. Jeon, K. W. Choi, and D. G. Jeong, “TCP performance analysis in wireless transmission using AMC,” Journal of KICS, vol. 31, no. 2, pp. 188 – 195, Apr. 2004.