1. D.-K. Jeong and D. Kim, “Comparison of outage performance between precoding/decoding layouts in multi-hop MIMO full-duplex AF relaying with ideal gain,” Proceedings of 2019 25th Asia-Pacific Conference on Communications (APCC), Ho Chi Minh, Vietnam, Nov. 6-8, 2019.
  2. S. Jin and D. Kim, “Effect of beacon transmit power in exploiting locations of unknown machines,” Proceedings of 2019 International Conference on Information and Communication Technology Convergence (ICTC), Jeju Island, Korea, Oct. 16-18, 2019.
  3. I. Kim and D. Kim, “Pricing-based shared energy storage optimization for residential users with photovoltaic generation system and demand-side load management,” Proceedings of 2019 Eleventh International Conference on Ubiquitous and Future Networks (ICUFN), Zagreb, Croatia, July 2-5, 2019.
  4. Y. Choi and D. Kim, “Flexible capacity allocation in non-orthogonal multiple access with coordinated direct and alternating relay transmission,” Proceedings of 2019 International Conference on Electronics, Information, and Communication (ICEIC), Auckland, New Zealand, Jan. 22-25, 2019.
  5. D.-K. Jeong and D. Kim, “Power allocation and outage analysis for cognitive radio with jamming signal under primary secrecy outage constraint,” Proceedings of 2018 28th International Telecommunication Networks and Applications Conference (ITNAC 2018), Sydney, Australia, Nov. 21-23, 2018.
  6. Y. Choi and D. Kim, “Non-orthogonal multiple access with coordinated transmission aided by buffers in end user and relay,” Proceedings of  The 2018 International Conference on Advanced Technologies for Communications (ATC 2018), Ho Chi Minh, Vietnam, Oct. 18-20, 2018.
  7. Y. Choi and D. Kim, “Impact of power control on network-layer stability in cognitive radio systems,” Proceedings of  IEEE SoftCOM 2016, Split, Croatia, Sep. 2016.
  8. Y. Choi, J. Shin, and D. Kim, “Secure outage performance of zero-forcing beamforming with “torch nodes”,” Proceedings of  IEEE ELMAR 2016, Zadar, Croatia, Sep. 2016.
  9. M. I. U. Haq and D. Kim, “Improved localization by time of arrival for internet of things in 3D,” Proceedings of  IEEE ICECom 2016, Dubrovnik, Croatia, Sep. 2016.
  10. J. Shin and D. Kim, “Intelligent power allocation for collaborative spectrum sharing with non-orthogonal cooperative relaying,” Proceedings of  International Conference on Advanced Computational Intelligence (ICACI 2016), Chiang Mai, Thailand, Feb. 14-16, 2016.
  11. J. Imtiaz and D. Kim, “Threshold based reporting for improving sensing efficiency in cognitive radio systems with multiple cognitive users,” Proceedings of  International Conference on ICT Convergence 2015 (ICTC 2015), Jeju, Korea, Oct. 28-30, 2015.
  12. M. I. Haq and D. Kim, “A novel localization algorithm for internet of things in 3D,” Proceedings of  International Conference on ICT Convergence 2015 (ICTC 2015), Jeju, Korea, Oct. 28-30, 2015.
  13. Y. Choi and D. Kim, “Performance analysis with and without torch node in secure communications,” Proceedings of  The 2015 International Conference on Advanced Technologies for Communications (ATC 2015), Ho Chi Minh, Vietnam, Oct. 14-16, 2015.
  14. D.-K. Jeong and D. Kim, “Threshold-based opportunistic zero-forcing beamforming for two-user downlink systems with outage constraints,” Proceedings of  The 2015 International Conference on Advanced Technologies for Communications (ATC 2015), Ho Chi Minh, Vietnam, Oct. 14-16, 2015.
  15. I. Kim and D. Kim, “Utility-maximizing WiFi offloading from a perspective of mobile network operators,” Proceedings of  2015 9th International Conference on Next Generation Mobile Applications, Services and Technologies (NGMAST 2015), Cambridge, UK, Sep. 9-11, 2015.
  16. I. Kim and D. Kim, “Utility-maximizing WiFi offloading from a perspective of mobile network operators,” Proceedings of  The 7th International Conference on Ubiquitous and Future Networks (ICUFN 2015), Sapporo, Japan, Jul. 7-10, 2015.
  17. Y. Choi and D. Kim, “Switching point between full-duplex and half-duplex in cluster-based multicast relaying,” Proceedings of  The 7th International Conference on Ubiquitous and Future Networks (ICUFN 2015), Sapporo, Japan, Jul. 7-10, 2015.
  18. D.-K. Jeong and D. Kim, “Closed-form outage and diversity analysis of opportunistic nulling for secondary spectrum sharing,” Proceedings of  European Wireless (EW 2015), Budapest, Hungary, May 20-22, 2015.
  19. D.-K. Jeong and D. Kim, “Two-path successive relaying with threshold-based opportunistic zero-forcing beamforming,” Proceedings of  2015 12th Annual Consumer Communications and Networking Conference (CCNC 2015), Las Vegas, USA, Jan. 9-12, 2015.
  20. J. Shin and D. Kim, “Simultaneous wireless information and power transfer for cognitive radio systems with average energy harvesting constraint,” Proceedings of  2015 12th Annual Consumer Communications and Networking Conference (CCNC 2015), Las Vegas, USA, Jan. 9-12, 2015.
  21. J. Imtiaz and D. Kim, “Plausible region and power allocation for cognitive radio systems under primary collision probability constraint,” Proceedings of  International Conference on ICT Convergence 2014 (ICTC 2014), Busan, Korea, Oct. 22-24, 2014.
  22. J. Shin and D. Kim, “Power allocation and relay selection for cognitive networks with Poisson distributed primary users,” Proceedings of  The 2014 International Conference on Advanced Technologies for Communications (ATC 2014), Hanoi, Vietnam, Oct. 15-17, 2014.
  23. I. Kim and D. Kim, “Cost-aware opportunistic DF relaying with power constraints,” Proceedings of  The 17th International Symposium on Wireless Personal Multimedia Communications (WPMC 2014), Sydney, Australia, Sep. 7-10, 2014.
  24. D.-K. Jeong and D. Kim, “Outage-optimal threshold-based opportunistic cooperation in AF relaying systems with staying link information,” Proceedings of  2014 IEEE Asia Pacific Conference on Wireless and Mobile (APWiMob 2014), Bali, Indonesia, Aug. 28-30, 2014.
  25. I. Kim and D. Kim, “Outage-constrained source-sum-power minimization in multiple-sensor single-DF-relay networks with direct links,” Proceedings of  The 6th International Conference on Ubiquitous and Future Networks (ICUFN 2014), Shanghai, China, Jul. 8-11, 2014.
  26. I. Kim and D. Kim, “Optimum relay sharing with statistical channel information in multiple-sensor relaying networks,” Proceedings of  The 18th IEEE International Symposium on Consumer Electronics (ISCE 2014), Jeju, Korea, Jun. 22-25, 2014.
  27. Y. Choi and D. Kim, “Quality-supporting duration in vehicle-to-vehicle cooperative communication with a decode-and-forward relaying vehicle,” Proceedings of  The 18th IEEE International Symposium on Consumer Electronics (ISCE 2014), Jeju, Korea, Jun. 22-25, 2014.
  28. Y. Choi and D. Kim, “Quality-supporting duration for dual-hop vehicle-to-vehicle cooperative communications,” Proceedings of International Conference on Information and Communication Technology 2013 (ICoICT 2013), Bandung, Indonesia, Mar. 20-22, 2013.
  29. D.-K. Jeong and D. Kim, “Optimal access point switching with per-link threshold under nonhomogeneous bandwidth allocation,” Proceedings of International Conference on Information and Communication Technology 2013 (ICoICT 2013), Bandung, Indonesia, Mar. 20-22, 2013.
  30. D.-K. Jeong and D. Kim, “Outage Analysis of Vehicle-Roadside Relay-Vehicle Beamforming in Cooperative Communications,” Proceedings of   2012 International Conference on Wireless Communications and Signal Processing (WCSP 2012), Huangshan, China, Oct. 25-27, 2012.
  31. J.-H. Wui and D. Kim, “Opportunistic cognitive relaying with network and superposition coding for multiple secondary receivers in primary MAC,” Proceedings of  IEEE International Conference on Communications in China (ICCC12), Beijing, China, Aug. 15-17, 2012.
  32. I. Kim and D. Kim, “Optimal design of extended slot allocation for multiuser relay networks,” Proceedings of  IEEE International Conference on Communications in China (ICCC12), Beijing, China, Aug. 15-17, 2012.
  33. J.-H.Wui and D. Kim, “Secondary spectrum sharing in primary multicasting systems,” Proceedings of  VTC2012 Spring – IEEE Vehicular Technology Conf., Yokohama, Japan, May. 6-9, 2012.
  34. I. Kim and D. Kim, “Optimal design of probabilistic slot allocation for multiple-sensor relaying networks,” Proceedings of  VTC 2012 Spring – IEEE Vehicular Technology Conf., Yokohama, Japan, May. 6-9, 2012.
  35. T. Kim and D. Kim, “Cooperative primary-secondary transmission using superposition coding and successive interference cancellation,” Proceedings of  International conference on Computing, Networking & Communications (ICNC), Maui, Hawaii, USA, Jan.30-Feb.2, 2012.
  36. Y. Choi, J.-H. Wui and D. Kim, “Statistical analysis of adjacent channel interference in LTE downlink,” Proceedings of International Symposium Antennas and Propagation(ISAP), Jeju, Korea, Oct.25-28, 2011.
  37. I.-H. Lee and D. Kim, ”Probability of SNR gain by dual-hop MIMO relaying over single-hop Alamouti transmission,” Proceedings of Wireless Personal Multimedia Communications (WPMC), Le Quartz, Brest, France, Oct.3-7, 2011.
  38. T. Kim, Y. Choi, and D. Kim “Outage probability tradeoff between unicast and multicast messages in wireless relay-multicasting networks using superposition coding,” Proceedings of Signal Processing, Communications and Computing (ICSPCC), Xian, China,  Sep.13-17, 2011.
  39. J. Shin and D. Kim “Zero-forcing beamforming for secondary spectrum access in cooperative MIMO systems,” Proceedings of Signal Processing, Communications and Computing (ICSPCC), Xian, China,  Sep.13-17, 2011.
  40. J.-H. Wui and D. Kim “Cognitive relaying systems based on network and superposition coding in multiple access primary channels,” Proceedings of Signal Processing, Communications and Computing (ICSPCC), Xian, China,  Sep.13-17, 2011.
  41. I. Kim and D. Kim “Incentive-based time sharing with cooperative secondary users in multicast primary networks,” Proceedings of Signal Processing, Communications and Computing (ICSPCC), Xian, China,  Sep.13-17, 2011.
  42. Y.-S Youn, “Residual Error Rate in Single-Relay Dual-hop Systems with Retransmission,” Proceedings of TENCON2010, Fukuoka, Japan Nov. 21-24, 2010.
  43. I.-S. Kim, “Pricing and Optimal Power Allocation in Collaborative Primary-Secondary Transmission Using Superposition Coding,” Proceedings of  TENCON2010, Fukuoka, Japan Nov. 21-24, 2010.
  44. E.-H. Shin, “Feasibility and limitations in relaying broadcast signals,” Proceedings of IEEE 44th Asilomar Conference on Signals, Systems and Computers, Pacific Grove, CA, Nov. 7 – 10, 2010.
  45. E.-H. Shin and D. Kim, “Effect of primary spectrum availability on outage probability of cognitive relay systems in secondary spectrum usage,” Proceedings of 12th International Conference on Advanced Communication Technology, Phoenix Park, Gangwon-Do, Korea, Feb. 7-10, 2010.
  46. I.-S. Kim, D. Kim, “Distributed spectrum sensing and access with secondary channel quality in cognitive radio networks,” Proceedings of 12th International Conference on Advanced Communication Technology, Phoenix Park, Gangwon-Do, Korea, Feb. 7-10, 2010.
  47. Y.-K Song and D. Kim, “Convergence of distributed power control with full-duplex amplify-and-forward relays,” Proceedings of IEEE Wireless Communications and Signal Processing 2009, Nanjing, China, Nov. 13-15, 2009.
  48. J.-B. Kim and D. Kim, “Effects of feedback strategies on performances of opportunistic amplify-and-forward relaying,” Proceedings of IEEE Wireless Communications and Signal Processing 2009, Nanjing, China, Nov. 13-15, 2009.
  49. J.-B. Kim and D. Kim, “Outage probability of opportunistic decode-and-forward Relaying with co-channel interferences,” Proceedings of IEEE International Conference on Advanced Communication Technology 2009.
  50. Y.-K Song and D. Kim, “Distributed power control for cooperative relaying with fixed amplifying gain,” Proceedings of IEEE Radio & Wireless Symposium 2009, San Diego, CA, Jan. 18-22, 2009.
  51. E.-H. Shin and D. Kim, “Potentials and limits of secondary spectrum usage by CDMA base stations,” Proceedings of IEEE Radio & Wireless Symposium 2009, San Diego, CA, Jan. 18-22, 2009.
  52. J.-B. Kim and D. Kim, “Distributed channel co-phasing is optimal and robust for cooperative parallel-relay networks,” Proceedings of IEEE Radio & Wireless Symposium 2009, San Diego, CA, Jan. 18-22, 2009.
  53. Y.-K. Song and D. Kim, “Distributed power control for cooperative networks,” Proceedings of 14th Asia-Pacific Conference on Communications, Tokyo, Japan, Oct. 14-16, 2008.
  54. J.-B. Kim and D. Kim, “Joint adaptive modulation and power allocation for variable-rate space-time block codes under BER constraints,” Proceedings of 68th IEEE Vehicular Technology Conference, Calgary, Canada, Sep. 21-24, 2008.
  55. E.-H. Shin and D. Kim, “Average sum-rate bound of multiuser MIMO beamforming with direction-indicating matrices and channel magnitude feedback,” Proceedings of 10th International Conference on Advanced Communication Technology, Gangwon-Do, Korea, Feb. 17-20, 2008.
  56. Y.-K. Song and D. Kim, “Performance of ranging channel access in WiBro systems,” Proceedings of 10th International Conference on Advanced Communication Technology, Gangwon-Do, Korea, Feb. 17-20, 2008.
  57. J.-B. Kim and D. Kim, “Performance analysis for amplify-and-forward opportunistic relaying with quality based channel state reporting,” Proceedings of 10th International Conference on Advanced Communication Technology, Gangwon-Do, Korea, Feb. 17-20, 2008.
  58. M.-H. Ku and D. Kim, “Tx-Rx beamforming with multiuser MIMO channel in multi-cell systems,” Proceedings of 10th International Conference on Advanced Communication Technology, Gangwon-Do, Korea, Feb. 17-20, 2008.
  59. I.-H. Lee and D. Kim, “BER analysis of decouple-and-forward relaying for dual-hop Alamouti transmissions over Rayleigh fading channels,” Proceedings of International Conference on Information, Communications and Signal Processing, Singapore, Dec. 10-13, 2007.
  60. Y.-K. Song, H. Guk, D. Kim and S.-H. Kim, “Setting up/down step-size in open loop power control for WiBro reverse link,” Proceedings of IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, Athens, Greece, Sep. 3-7, 2007.
  61. E.-H. Shin and D. Kim, “On the asymptotic sum-rate in 2xNx2 dual-hop relaying with quality based channel reporting and relay selection,” Proceedings of IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, Athens, Greece, Sep. 3-7, 2007.
  62. J.-B. Kim and D. Kim, “Cooperative system with distributed beamforming and its outage probability,” Proceedings of 65th IEEE Vehicular Technology Conference, pp. 1638-1641, Doublin, Ireland, April 22-25, 2007.
  63. I.-H. Lee and D. Kim, “BER approximation for extended V-BLAST codes with selection combining,” Proceedings of IEEE Fortieth Asilomar Conference on Signals, Systems and Computers, pp. 1649-1653, Pacific Grove, CA, Oct. 29-Nov. 1, 2006.
  64. E.-H. Shin and D. Kim, “Zero-forcing beamforming with semi orthogonal user selection modified for reducing feedback information,” Proceedings of IEEE Fortieth Asilomar Conference on Signals, Systems and Computers, pp. 1536-1539, Pacific Grove, CA, Oct. 29-Nov. 1, 2006.
  65. J.-B. Kim and D. Kim, “End-to-end BER performance of cooperative MIMO transmission with antenna selection in Rayleigh fading,” Proceedings of IEEE Fortieth Asilomar Conference on Signals, Systems and Computers, pp. 1654-1657, Pacific Grove, CA, Oct. 29-Nov. 1, 2006.
  66. H.-J. Lee and D. Kim, “A hybrid ZF-SD method for MIMO systems,” Proceedings of IEEE Wireless Communications, Networking and Mobile Computing, pp. 1-4, Wuhan, China, Sep. 22-24, 2006.
  67. M.-S. Yang and D. Kim, “A reference model for computing path correlations in cooperative mobile communication systems,” Proceedings of IEEE Wireless Communications, Networking and Mobile Computing, pp. 1-4, Wuhan, China, Sep. 22-24, 2006.
  68. B. O. Hogstad, M. Paetzold, A. Chopra, D. Kim and K. B. Yeom, “A wideband MIMO channel simulation model based on the geometrical elliptical scattering model,” Proceedings of Wireless World Research Forum 15, Paris, France, Dec. 8-9, 2005.
  69. M.-S. Yang, D. Kim and K. B. Yeom, “A novel simulation model for cooperative mobile-to-mobile communication channels,” Proceedings of Wireless World Research Forum 15, Paris, France, Dec. 8-9, 2005.
  70. J.-B. Kim and D. Kim, “Variable-rate space-time block coded OFDMA with power optimization,” Proceedings of IEEE Vehicular Technology Conference 2005-Fall, Dallas, Texas, USA, Sep. 25-28, 2005. 
  71. R. Lee, J. Yu, J. Wui, J.-M. Cheong and D. Kim, “Outdoor radio channel measurements at 2.35 GHz for WiBro systems,” Proceedings of IEEE Vehicular Technology Conference 2005-Fall, Dallas, Texas, USA, Sep. 25-28, 2005. 
  72. M. Patzold, B.-O. Hogstad and D. Kim, “A new design concept for high performance fading channel simulators using set partitioning,” Proceedings of International Wireless Summit 2005, Aalborg, Denmark, Sep. 17-22, 2005. (received Best Paper Award)
  73. M. Patzold, B. O. Hogstad, N. Youssef and D. Kim, “A MIMO mobile-to-mobile channel model: part I – the reference model,” Proceedings of 16th IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, Germany, Sep. 2005.
  74. B. O. Hogstad, M. Patzold, N. Youssef and D. Kim, “A MIMO mobile-to-mobile channel model: part II – the simulation model,” Proceedings of 16th IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, Germany, Sep. 2005.
  75. M.-S. Yang and D. Kim, “A mobile-to-mobile channel model for user cooperation with a single antenna,” Proceedings of 20th International Technical Conference On Circuits/System, Computers and Communications, Jeju, July 4-7, 2005.
  76. E.-H. Shin and D. Kim, “Comparison of system capacity in combining transmit diversity and multiuser diversity,” Proceedings of 20th International Technical Conference On Circuits/System, Computers and Communications, Jeju, July 4-7, 2005.
  77. R. Lee, S. Shin, J. Yu and D. Kim, “Capacity analysis considering channel resource overhead for wireless mobile Internet system,” Proceedings of IEEE Vehicular Technology Conference 2005-Spring, Stockholm, Sweden, May 30-June 1, 2005.
  78. I.-H. Lee and D. Kim, “Power cost of mobility in cellular systems with closed-loop power control,” Proceedings of IEEE Wireless Communications and Networking Conference 2005, New Orleans, LA, March 13-17, 2005.
  79. I.-H. Lee and D. Kim, “Reducing power cost of mobility for IEEE 802.16 extension using macro diversity with closed-loop power control,” Proceedings of CDMA International Conference 2004, Seoul, Oct. 25-28, 2004.
  80. M. Patzold and D. Kim, “Test procedures and performance assessment of mobile fading channel simulators,” Proceedings of IEEE Vehicular Technology Conference ’04 Spring,  Milan, Italy, May 2004.
  81. I. H. Lee and D. Kim, “Efficient spreading factor selection for retransmissions of non-real time data in DS/CDMA systems,” Proceedings of IEEE PIMRC 2003, vol.2, pp.1471-1475, Beijing, China, Sep. 7-10, 2003.
  82. D. Kim and C. K. Lee,”Downlink admissibility of users in multiservice DS-CDMA mobile networks,” Proceedings of IEEE TENCON’02, Beijing, China, Oct. 28-31, 2002.
  83. D. Kim and Y. Jeon, “Evaluation of location dependent service coverage for cdma2000 1xEV mobile packet data systems using system level simulation,” Proceedings of IASTED MS 2002, Marina del Rey, CA, May 13-15, 2002.
  84. S. Shin and D. Kim,”System performance and service coverage analysis of cdma2000 1x,” Proceedings of IEEE MWCN 2001, Recife, Brazil, Aug. 14-17, 2001.
  85. D. Kim, C. H. Yim and K. S. Jeong, “Transmit power-based downlink call admission control for multiservice traffic in 3rd generation DS-CDMA mobile systems,” Proceedings of 3Gwireless 2001, San Francisco, CA, May 30-June 2, 2001.
  86. D. Kim, “Performance of prioritized call admission control strategies in cellular CDMA systems with limited receiver processors,” Proceedings of IEEE WCNC 2000, Chicago, Sep. 23-28, 2000.
  87. K.-N. Chang and D. Kim, “Optimal time slot and channel allocation for CDMA/TDD systems with unbalanced traffic,” Proceedings of INFORMS-KORMS Seoul 2000, Seoul, June 18-21, 2000.
  88. S. J. Park and D. Kim, “Optimal power allocation in CDMA forward link using dependency between pilot and traffic channels,” Proceedings of IEEE Vehicular Technology Conference ’99 Fall, pp.223-227, Amsterdam, The Netherlands, Sep. 1999.
  89. D. Kim, “Forward link power allocation for IS-95 based CDMA mobile systems,” Proceedings of IEEE International Conference on Communications ’99, pp.1126-1130, Vancouver, BC, June 1999.
  90. D. Kim, Y. Chang and J. W. Lee, “Pilot power control and service coverage support in CDMA mobile systems,” Proceedings of IEEE Vehicular Technology Conference ’99, pp.1464-1468, Houston, TX, May 1999.
  91. D. Kim, S. J. Park, and J. W. Lee, “Scaling power up to resist SIR measurement error in CDMA mobile systems,” Proceedings of the 3rd CDMA International Conference, vol. 2, pp.79-82, Seoul, Oct. 1998.
  92. S. J. Park, C. Y. Kim, and D. Kim, “Optimal channel separation in CDMA mobile systems,” Proceedings of the 2nd CDMA International Conference, pp.419-422, Seoul, Oct.1997.
  93. I. G. Kim, D. Kim, and D. G. Jeong, “Forward link capacity of spectrally overlaid narrowband and wideband CDMA systems,” Proceedings of IEEE Vehicular Technology Conference ’97, pp.1445-1449, Phoenix, AZ, May 1997.