2021
Kyung-Eun Park, Jeong-Pyo Lee, Youngok Kim, "Deep Learning-Based Indoor Distance Estimation Scheme Using FMCW Radar", Information, Vol. 12, No. 2, 2021.
2020
- Shangyi Yang, Chao Sun, Youngok Kim, "A New Rigid Body Localization Scheme Exploiting Participatory Search Algorithm", Journal of Electrical Engineering & Technology, Vol. 15, No. 6, 2020
- 윤영욱, 이정표, 김진명, 김영억, "도플러 레이더 기반 차량 운전자의 심박 및 호흡 신호 검출 기법 연구", 한국재난정보학회논문집, Vol. 16, No. 1, 2020.
2019
- Younguk Yun, Yohan Park, Byung Moo Lee, Byeongchun Hyun, Youngok Kim, "Distance Estimation Scheme Exploiting IR‑UWB Radar with Clutter Suppressing Algorithm in Indoor Environments", Journal of Electrical Engineering & Technology, Vol. 14, No. 4, 2019.
- Biao Zhou, Xiaofeng Yao, Le Yang, Shangyi Yang, Shaojie Wu, Youngok Kim. Lingyu Ai, "Accurate Rigid Body Localization Using DoA Measurements from a Single Base Station", Electronics, Vol. 8, No. 622, 2019.
2018
- Biao Zhou, Deockhyeon Ahn, Jungpyo Lee, Chao Sun, Sabbir Ahmed, Youngok Kim, "A Passive Tracking System Based on Geometric Constraints in Adaptive Wireless Sensor Networks", Sensors, Vol. 18, No. 10, 2018.
- Biao Zhou, Changqiang Jing, Chao Sun, Youngok Kim, "A joint indoor positioning scheme exploiting pedestrian dead reckoning and radio frequency tomography", Journal of Electromagnetic Waves and Applications, Vol. 32, No. 18, 2018.
- Biao Zhou, Chao Sun, Deockhyeon Ahn, Youngok Kim, "A Novel Passive Tracking Scheme Exploiting Geometric and Intercept Theorems", Sensors, Vol. 18, No. 3, 2018.
- Younguk Yun, Youngok Kim, "An Indoor Positioning Scheme Exploiting Geomagnetic Sensor of Smartphones", Lecture Notes in Electrical Engineering, Vol. 513, 2018.
- 이정표, 윤영욱,김상수, 김영억, "상설 네트워크 인프라가 없는 실내 공간에서 재난시 IoT 기기를 활용한 부착형 실내 위치 추적 기술", 한국재난정보학회논문집, Vol. 14, No. 3, 2018.
2017
- Byungmoo Lee, Youngok Kim, "Interference-Aware PAPR Reduction Scheme to Increase the Energy Efficiency of Large-Scale MIMO-OFDM Systems", Energies, Vol. 10, No. 8, 2017.
- Byungmoo Lee, Youngok Kim, "Transmission Power Determination Based on Power Amplifier Operations in Large-Scale MIMO-OFDM Systems", APPLIED SCIENCES-BASEL, Vol. 7, No. 7, 2017.
- Byungmoo Lee, Youngok Kim, "Optimal transmission power determination to increase energy efficiency of large-scale MIMO antenna systems", Journal of Electromagnetic Waves and Applications, Vol. 31, No. 4, 2017.
- Byungmoo Lee, Youngok Kim, "Beam Grouping Based RS Resource Reuse and De-Contamination in Large Scale MIMO Systems", APPLIED SCIENCES-BASEL, Vol. 7, No. 96, 2017.
- Younguk Yun, Nammoon Kim, Youngok Kim "A Real-Time Indoor Navigation Scheme Exploiting Wi-Fi Access Points",Journal of Telecommunication, Electronic and Computer Engineering (JTEC), Vol. 9, No 2-2, 2017.
- 현병천, 윤영욱,박요한, 김영억, "스마트 디바이스를 활용한 가청, 비가청 신호 기반 피난방향 탐지 기법 연구", 한국재난정보학회논문집, Vol. 13, No. 1, 2017.
2016
- Byungmoo Lee, Youngok Kim, "Design of an Energy Efficient Future Base Station with Large-Scale Antenna System", Energies, Vol. 9, No. 12, 2016.
- Zhou Biao, Nammoon Kim, Youngok Kim, “A Passive Indoor Tracking Scheme with Geometrical Formulation”, IEEE Antennas and Wireless Propagation Letters, Vol. 15, 2016.
- Changqiang Jing, Nammoon Kim, Youngok Kim, “A New Positioning Schgeme Exploiting RSS Difference of Arrival in Indoor Environments”, International Journal of Smart Home (IJSH)
- 안덕현, 김남문, 박지혜, 김영억, "초음파 센서 모듈을 활용한 2D 실내 지도 작성 기법," 한국통신학회논문지, Vol. 41, No. 8, 2016.
- 윤영욱, 김남문, 최재혁, 박지혜, 안덕현, 김영억, "재난 상황을 고려한 실내 대피경로 안내기술에 대한 동향 분석 및 비교연구," 한국재난정보학회, Vol. 12, No. 2, 2016.
2015
- Nammoon Kim, Uk Jo, Kyungsub Yun, Hyeonmu Jeon and Youngok Kim, ”A Hybrid Positioning Scheme Exploiting Sensors and RSS of Wi-Fi Signals”,Wireless Personal Communications(WPC), Vol. 85, 2015.
- Zhou, Biao, Changqiang Jing, and Youngok Kim, "Power boosting factor determination in impulse postfix‐OFDM‐based positioning system", International Journal of Communication Systems, Vol. 29, No. 4, 2015.
- Younghoon Kim, Nammoon Kim, Youngok Kim, "Floor and Motion Classifying Scheme Exploiting Smart-phone for indoor movements," International Journal of Smart Home, Vol. 9, No. 7, 2015.
- Qingchi Zeng, Biao Zhou, Changqiang Jing, Nammoon kim, Youngok Kim “ A Novel Step Counting Algorithm Based on Acceleration and Gravity Sensors of a Smart-Phone”, International Journal of Smart Home, Vol. 9, No. 4, 2015.
- 김남문, 김영억, ”승객 위치정보 기반 지하철 분산대피 안내 시스템”, 한국산학기술학회논문지, Vol. 15, No. 7, 2014.
2014
- Byungmoo Lee, Youngok Kim, "Zero-forcing and codebook based beamforming scheme for practical usage of multiuser MIMO-OFDM with uplink channel sounding", INTERNATIONAL JOURNAL OF COMMUNICATION SYSTEMS , Vol. 30, No. 1, 2014.
- Youngok Kim, Nammoon Kim,”An Enhanced 3D Positioning Scheme Exploiting Adaptive Pulse Selection for Indoor LOS Environments”,W2014/10ireless Personal Communications(WPC), Vol. 77, No. 4, 2014.
- Changqiang Jing, Biao Zhou, Nammoon Kim, Youngok Kim “Performance Evaluation of an Indoor Positioning Scheme Using Infrared Motion Sensors”, Information, Vol. 5, 2014.
- Biao Zhou, Changqiang Jing, Youngok Kim, “Joint TOA/AOA Positioning Scheme with IP-OFDM Systems”, Wireless Personal Communications, Vol. 75, Issue 1, 2014.
- Nammoon Kim, Changqiang Jing, Biao Zhou and Youngok Kim,”Smart Parking Information System Exploiting Visible Light Communication”,International Journal of Smart Home, Vol. 8, No.1, 2014.
2013
- Younghoon Kim, Sangyub Kim, Dongmin Kang, Hwangsoo Park, Nammoon Kim, Sung Hyun Yang and Youngok Kim,” Study on Motion Recognition Scheme Using Acceleration Sensor in Mobile Devices”,International Journal of Smart Home(IJSH),Vol.7, No.6, pp. 339-346, November 2013.
- Kyungsub Yun, Youngjun Jo, Nammoon Kim, Uk Jo, Youngok Kim, ”A Practical Indoor Position Estimation by Using a Laptop Computer Equipped With Sensors”, International Joutnal of Smart Home(IJSH),Vol. 7, No. 4, pp. 27-36, July 2013.
- Byungmoo Lee, Youngok Kim, "An Adaptive Clipping and Filtering Technique for PAPR Reduction of OFDM Signals," Circuits Syst. Signal Process, Vol. 32, Issue 3, pp. 1335-1349, June 2013.
- Byungmoo Lee, Youngok Kim, "The Impact of Nonlinear HPA on the Determination of the Impulse Sample Power in IP-OFDM Systems," Wireless Personal Commun., Vol. 70, No. 4, pp. 1353-1361, June 2013.
- Jang won Seo, Dae gyu Hwang, Kyung hee Lee, Ki seong Kim, Inho Jeon, Changqiang Jing and Youngok Kim, “An Intelligent Bus Status Informing Scheme Exploiting Smartphone Application”, International Journal of Smart Home(IJSH), Vol. 7, No. 3, May 2013.
- Sujin Kim, Youngok Kim, Xinrong Li, and Joonhyuk Kang, "Orthogonal Pulse Design in Consideration of FCC and IEEE 802.15.4a Constraints," IEEE Commun. Letters., Vol. 17, No. 5, pp. 896-899, May 2013.
- Hyeonmu Jeon, Uk Jo, Mingyu Jo, Nammoon Kim, Youngok Kim, "An Adaptive AP Selection Scheme Based on RSS for Enhancing Positioning Accuracy," Wireless Personal Commun., Vol. 69, No. 4, pp. 1535-1550, April 2013.
- Chang Eon Shin, Kyung Soo Rim, Youngok Kim, "A Weighted OFDM Signal Scheme for Peak-to-Average Power Ratio Reduction of OFDM Signals," IEEE Trans. on Vehicular Technology, Vol. 62, No. 3, pp. 1406-1409, March 2013.
- Jeongsik Yun, Youngok Kim, Jaekwon Kim, "Maximum Likelihood UEP Video Streaming Technique for WirelessMan-Advanced Systems," IEEE Trans. on Consumer Electronics, Vol. 59, No. 1, pp. 175-181, March 2013.
- Youngok Kim, Nammoon Kim, ”An Enhanced 3D Positioning Scheme Exploiting Adaptive Pulse Selection for Indoor LOS Environments”, Wireless Personal Communications(WPC), DOI 10.1007/s11277-014-1653-y, February 2013.
2012
- Hanwoon Nam, Youngok Kim, "A low-complexity single-carrier frequency-division multiple acess transmitter," Int. J. Commun. Syst., Vo. 25, No. 11, pp. 1489, November 2012.
- Inho Jeon, Jongsub Cha, Youngok Kim, "Space-Shape-Time Coding Scheme for Nano-Scale Impulse Radio Ultra-Wideband System", Journal of Nanoelectronics and Optoelectronics, Vol 7, Number 3, pp. 306-310(5), June 2012.
- Byung moo Lee, Youngok Kim, Rui J.P. de Figueiredo, "Performance Analysis of the Clipping Scheme with SLM Technique for PAPR Reduction of OFDM Signals in Fading Channels," Wireless Personal Commun., Vol. 63, Issue 2, pp 331-344, March 2012.
- Byung moo Lee, Rui J.P. de Figueiredo, Youngok Kim, "A Computationally Efficient Tree-PTS Technique for PAPR Reduction of OFDM Signals," Wireless Personal Commun., Vol. 62, Issue 2, pp 431-442, January 2012.
2011
- Changqiang Jing, Inho Jeon, Youngok Kim, "Enhanced PHY symbol structure based on the IEEE 802.15.4a standardization and orthogonal pulses for 3D positioning", 3D Research, October 2011.
- Nammoon Kim, Youngok Kim, "3D Positioning Scheme Exploiting Nano-scale IR-UWB Orthogonal Pulses", Nanoscale Research Letters, Vol. 6, Issue. 1, pp. 544, Oct., 2011.
- Nammoon Kim, Inho Jeon, Youngok Kim, "Influence of Waveform on Positioning Performance in a TOA/AOA based IR-UWB System", International Journal of Future Generation Communication and Networking, Vol. 4, No. 3, September 2011.
- Jongsub Cha, Youngok Kim, Heyungsub Lee, and Joonhyuk Kang, "An Efficient Az-Based Decoding Algorithm for space-Time Trellis Codes in Slow Tayleight Fading Channels", IEEE Trans. commun., Vol. 59, No. 2, pp. 337-342, February 2011.
- Byung Moo Lee, Youngok Kim, "The impact of impulse postfix length on the BER performance of IP-OFDM systems", Int. J. Commun. Syst., Vo. 24, No. 2, pp. 269, February 2011.
2010
- Nammoon Kim, Junho Gal, Eunyoung Lee, Inho Jeon, Youngok Kim, "Performance Evaluation of a Hybrid TOA/AOA Based IR-UWB Positioning System," Future Generation Information Technology Vol.6485, pp.592-600, December 2010.
- Sujin Kim, Nayoung Kim, Youngok Kim, and Joonhyuk Kang, "A Computationally Efficient Ranging Scheme for IEEE 802.15.4a CSS System," IEICE Transactions on Communications, Vol. E93-B, No. 3, pp. 745-748, March 2010.
- Jongsub Cha, Heyungsub Lee, and Youngok Kim, "An Efficient Inter-unit Interference Reduction Technique for a MSTTD System," IEEE Communications Letters, Vol. 14, No. 2, pp. 97-99, February 2010.
- 전인호, 김영억, “IR-UWB 시스템에서 다중경로 지연시간 분석을 통한 고 정밀 거리추정 기법,” 한국통신학회 논문지C 제 35권, 제 9호, 2010.
- 전인호, 김송이, 김기현, 임은지, 김영억, "미술치료를 위한 컴퓨터 심리진단 장치," 정보과학회논문지: 컴퓨팅의 실제 및 레터, 제 16권, 제 2호, 2010.
2009
- Keonkook Lee, Youngok Kim, and Joonhyuk Kang, "A Simple Adaptive Switching Scheme between STBC-OFDM and SFBC-OFDM Systems," IEICE Transactions on Communications, Vol. E92-B, No. 11, pp. 3546-3549, November 2009.
- Keonkook Lee, Youngok Kim and Joonhyuk Kang, "A novel orthogonal space-time-frequency block code for OFDM systems," IEEE Communications Letters, Vol. 13, No. 9, pp. 652-654, September 2009.
- Nayoung Kim, Sujin Kim, Youngok Kim, and Joonhyuk Kang, "A High Precision Ranging Scheme for IEEE 802.15.4a CSS System," IEICE Transactions on Communications, Vol. E92-B, No. 3, pp. 1057-1061, March 2009.
- Byung Moo Lee, Youngok Kim, "Practical determination of impulse sample power boosting factor in impulse postfix OFDM systems," IEEE Communications Letters, Vol. 13, No. 3, pp. 187-189 March 2009.
2007
- N. Chang, N. Kim, J. Kang, Youngok Kim and H. Lee, “Statistic-Based Magnitude Determination of Impulse Sample in Impulse Postfix OFDM Systems, IEICE Transactions on Communications. vol. E90-B, No.12, December 2007.
- Youngok Kim and J. Kim, “Low Complexity FFT Schemes for Multicarrier Demodulation in OFDMA Systems,” IEICE Transactions on Communications. vol. E90-B,No.11, pp. 3290-3293 November 2007.
- Youngok Kim and J. Kim, “A 2-D Subcarrier Allocation Scheme for Capacity Enhancement in a Clustered OFDM System,” IEICE Transactions on Communications. Vol. E90-B, No. 7, pp. 1880-1883, July 2007.
- Youngok Kim and B. F. Womack, “Performance Evaluation of UWB Systems Exploiting Orthonormal Pulses,” IEEE Transactions on Communications, vol. 55, No.5 pp.929-935 May 2007.
2006
- Youngok Kim, J. Kang, and B. F. Womack, “Space-Shape Coded UWB-Impulse Radio Systems,” IET Electronics Letters, vol. 42, Issue 25, pp.1468-1469 December 2006.
2005
- Youngok Kim, B. Jang, C. Shin, and B. F. Womack, “Orthonormal Pulses for High Data Rate Communications in Indoor UWB Systems,” IEEE Communication Letters, vol. 9, pp. 405-407 May 2005.
- Youngok Kim, J. Kim, J. Kang, and B. F. Womack, “Frame Synchronization exploiting Cauchy Distribution in DMT-based xDSL Modems,” IEICE Transactions on Communications, vol. E88-B, No. 4, pp.1668-1671 April 2005.