Jeongchang Kim, Ph.D. Professor

Division of Electronics and Electrical Information Engineering
College of Engineering, Korea Maritime and Ocean University (KMOU)

Tel) +82-51-410-4315
Fax) +82-51-404-3986
E-mail) jchkim@kmou.ac.kr

Education

  • 2002.3 ~ 2006.8 : Ph.D.  in electronic and electrical engineering, Pohang University of Science and Technology (POSTECH)
  • 2000.3 ~ 2002.2 : M.S.  in electronic and electrical engineering, Pohang University of Science and Technology (POSTECH)
  • 1996.3 ~ 2000.2 : B.S.  in electronics, communication and radio engineering, Hanyang University

Professional Experiences

  • 2016.10~present : Professor, Korea Maritime and Ocean University
  • 2013.4 ~ 2016.9 : Associate Professor, Korea Maritime and Ocean University
  • 2010.9 ~ 2013.3 : Assistant Professor, Korea Maritime and Ocean University
  • 2009.8 ~ 2010.8 : Senior Researcher, ETRI
  • 2008.5 ~ 2009.8 : Research Assistant Professor, POSTECH
  • 2006.9 ~ 2008.5 : Full-Time Researcher, POSTECH Information Research Laboratories (PIRL)
  • 2000.3 ~ 2006.8 : Research Assistant, Division of Electrical and Computer Engineering, POSTECH

Research Areas

  1. Algorithm design and implementation of digital modems for wireless communications
  2. Design and implementation of next generation DTV transmission systems
  3. Hardware platforms and applications for IoT
  4. Marine communications & Underwater communications
  5. MIMO, OFDM/OFDMA systems

Selected Professional Activities

  1. Editorial Board Member, The Korean Institute of Broadcast and Media Engineers, 2017-present
  2. Board Member of Directors, The Korean Institute of Broadcast and Media Engineers, 2014-present
  3. Editorial Board Member, The Korean Society of Marine Engineering, 2014-2016
  4. Senior Member, IEEE, 2014-present
  5. Technical Program Committee (TPC) Co-Chairs, IEEE International Symposium on Broadband Multimedia Systems and Broadcasting (BMSB), 2013
  6. TPC Member, Wireless Communications Symposium, IEEE International Conference on Communications (ICC), 2011
  7. Technical Reviewer, Community Patent Review, Korean Intellectual Property Office, 2010

Awards

  1. Best Paper Award, Proceedings of SMT, 2015, Society of Mobile Technology (2015.11.27)
  2. Best Paper Award, Proceedings of SMT, 2013, Society of Mobile Technology (2013.6.14)
  3. Best Paper Award, Proceedings of SMT, 2012, Society of Mobile Technology (2012.11.9)
  4. Gold Prize, Intel Student Paper Contest (2005.11.3) Paper Title: Efficient decoding algorithms for quasi-orthogonal space-time block codes based interference cancellation
  5. Best Project Award, Samsung Electronics Undergraduate ’99 Summer Digital ASIC Design (1999.7.30)

List of Publications

  • International Journals

  1. S. Myung, S. I. Park, K.-J. Kim, J.-Y. Lee, S. Kwon, and J. Kim, “Offset and normalized min-sum algorithms for ATSC 3.0 LDPC decoder,” To be appeared in IEEE Transactions on Broadcasting, vol. 63. no. 3, Sept. 2017.
  2. S. I. Park, W. Li, J. Y. Lee, Y. Wu, X. Wang, S. Kwon, B. M. Lim, H. M. Kim, N. Hur, L. Zhang, and Jeongchang Kim, “ATSC 3.0 transmitter identification signals and applications,” IEEE Transactions on Broadcasting, vol. 63. no. 1, pp. 240-249, March 2017.
  3. J. Y. Lee, S. I. Park, S. Kwon, B. M. Lim, H. M. Kim, J. Montalban, P. Angueira, L. Zhang, W. Li, Y. Wu, and Jeongchang Kim, “Multiple service configurations based on layered division multiplexing,” (online) IEEE Transactions on Broadcasting, 2016.
  4. S. I. Park, J. Y. Lee, B. M. Lim, Y. Kim, S. Kwon, H. M. Kim, and Jeongchang Kim, “Field test results of layered division multiplexing for the next generation DTV system,” (online) IEEE Transactions on Broadcasting, 2016.
  5. S. I. Park, J. Y. Lee, S. Myoung, L. Zhang, Y. Wu, J. Montalban, S. Kwon, B. M. Lim, P. Angueira, H. M. Kim, N. Hur, and Jeongchang Kim, “Low complexity layered division multiplexing for ATSC 3.0,” IEEE Transactions on Broadcasting, vol. 62, no. 1, pp. 233-243, March 2016.
  6. S. I. Park, G. Lee, H. M. Kim, N. Hur, S. Kwon, and Jeongchang Kim, “ADT-based UHDTV transmission for the existing ATSC terrestrial DTV broadcasting,” IEEE Transactions on Broadcasting, vol. 61, no. 1, pp. 105-110, March 2015.
  7. S. I. Park, Y. Wu, H. M. Kim, S. Kwon, L. Zhang, N. Hur, and Jeongchang Kim, “Two dimensional code based on low density parity check and Reed Solomon codes for the terrestrial cloud transmission system,” IEEE Transactions on Broadcasting, vol. 61, no. 1, pp. 75-83, March 2015.
  8. S. I. Park, H. M. Kim, Y. Wu, Jeongchang Kim, “Field test results of additional data transmission for the ATSC terrestrial DTV system,” IEEE Transactions on Broadcasting, vol. 60, no. 4, pp. 724-727, Dec. 2014.
  9. S. I. Park, Y. Wu, H. M. Kim, N. Hur, and Jeongchang Kim, “Raptor-like rate compatible LDPC codes and their puncturing performance for the cloud transmission system,” IEEE Transactions on Broadcasting, vol. 60, no. 2, pp. 239-245, June 2014.
  10. S. I. Park, Jeongchang Kim, D. Kang, H. M. Kim, and W. Oh, “Additional data transmission based on sequence phase modulation for the ATSC terrestrial DTV system,” IEEE Transactions on Broadcasting, vol. 59, no. 4, pp. 693-697, Dec. 2013.
  11. S. I. Park, H. M. Kim, Y. Wu, and Jeongchang Kim, “A newly designed quarter rate QC-LDPC code for the cloud transmission,” IEEE Transactions on Broadcasting, vol. 59, no. 1, pp. 155-159, March 2013.
  12. S. I. Park, H. M. Kim, Y. Wu, and Jeongchang Kim, “Augmented data transmission based on low density parity check code for the ATSC terrestrial DTV system,” IEEE Transactions on Broadcasting, vol. 58, no. 4, pp. 637-641, Dec. 2012.
  13. K. Cheun, Jeongchang Kim, Y. Kim and S. Choi, “Noncoherent unitary space-time modulated DSSS systems in multipath channels,” Journal of Communications and Networks, vol. 14, no. 2, pp. 206-212, April 2012.
  14. S. I. Park, H. M. Kim, W. Oh and Jeongchang Kim, “A novel data transmission scheme for ATSC terrestrial DTV systems,” ETRI Journal, vol. 34, no. 2, pp. 168-174, April 2012.
  15. Jeongchang Kim and K. Cheun, “An efficient two-step approach to integer frequency offset detection for OFDM systems,” Signal Processing, vol. 92, no. 3, pp. 698-704, March 2012.
  16. B. Rong, S. I. Park, Y. Wu, H. M. Kim, Jeongchang Kim, G. Gagnon and X. Wang, “Signal cancellation techniques for RF watermark detection in an ATSC mobile DTV system,” IEEE Transactions on Vehicular Technology, vol. 60, no. 8, pp. 4070-4076, Oct. 2011.
  17. Jeongchang Kim, “Performance evaluation of 2×2 space-time block coded OFDM systems under time-varying fading channels,” Lecture Notes in Computer Science, no. 6935, pp. 415-420, Sept. 2011.
  18. S. I. Park, Jeongchang Kim, D. Choi, H. M. Kim and W. Oh, “RF watermark backward compatibility tests for the ATSC terrestrial DTV receivers,” IEEE Transactions on Broadcasting, vol. 57, no. 2, pp. 246-252, June 2011.
  19. Jeongchang Kim, K. Cheun and S. Choi, “Unitary space-time constellations based on quasi-orthogonal sequences,” IEEE Transactions on Communications, vol. 58, no. 1, pp. 35-39, Jan. 2010.
  20. J. Yang, K. Cheun and Jeongchang Kim, “Symbol timing synchronization algorithms for wireless LAN systems in multipath channels,” IEICE Transactions on Communications, vol. E91-B, no. 7, pp. 2198-2204, July 2008.
  21. Jeongchang Kim and K. Cheun, “An efficient decoding algorithm for QO-STBCs based on iterative interference cancellation,” IEEE Communications Letters, vol. 12, no. 4, pp. 292-294, April 2008.
  22. Jeongchang Kim and K. Cheun, “Generalization of the Σo-rank criteria for space-time codes,” IEEE Communications Letters, vol. 10, no. 4, pp. 257-259, April 2006.
  • Domestic Journals

  1. 김정창, 박성익, 김흥묵, “ATSC 3.0 시스템을 위한 부트스트랩 신호를 이용한 동기 방식 연구,” 한국방송공학회논문지, vol. 21, no. 6, pp. 899-912, Nov. 2016.
  2. 이운현, 권혁진, 김시문, 정성훈, 김정창, “해양관측을 위한 다중 홉 릴레이 네트워크 기반의 부이 시스템 구현,” 한국항행학회논문지, vol. 20, no.3, pp. 182-189, June 2016.
  3. 김제우, 오현오, 배병준, 김정창, 김규헌, “ATSC 3.0 UHD 지상파 전송방식 규격고찰,” KBS R&D, vol. 5, no. 2, pp. 61-73, Dec. 2015.
  4. 김정창, 박성익, 김흥묵, “지상파 클라우드 방송 시스템의 성능 분석 연구,” 방송공학회논문지, vol. 20, no. 2, pp. 248-256, March 2015.
  5. 김형종, 김정창, “선박용 디지털 음향수신장치 연구,” 한국마린엔지니어링학회논문지(Journal of the Korean Society of Marine Engineering), vol. 38, no. 9, pp. 1125-1130, Nov. 2014.
  6. 김정창, 박성익, 김흥묵, “지상파 클라우드 방송 시스템을 위한 초기 타이밍 획득 알고리즘,” 한국통신학회논문지(Journal of Korea Information Communications Society), vol. 39C, no. 9, pp.  870-879, Sept. 2014.
  7. 염태화, 박성미, 권혜인, 황덕규, 김정창, “가시광 무선통신 기반의 스마트 농업 시스템,” 한국통신학회논문지(Journal of Korea Information Communications Society), vol. 38C, no. 5, pp. 479-485, May 2013.
  8. D. Lee, Jeongchang Kim and K. Cheun, “Adaptive filter based PN code phase acquisition under frequency selective Rayleigh fading channels,” 한국통신학회논문지(Journal of Korea Information Communications Society), vol. 38A, no. 5, pp. 416-425, May 2013.
  9. 김정창, 양규식, 정기룡, 박동국, 정성훈, “HF 데이터 통신에서 디지털 모뎀을 위한 RS 및 컨볼루션 부호의 연접 부호 성능,” 한국항행학회 논문지, vol. 16, no. 2, pp. 190-196, April 2012.
  10. 박동국, 양규식, 정기룡, 김정창, 정성훈, “선박 통신용 HF 휩 안테나의 소형화,” 한국항행학회 논문지, vol. 16, no. 1, pp.35-40, Feb. 2012.
  11. 정성훈, 양규식, 정기룡, 박동국, 김정창, “e-Navigation 대응 해상 데이터통신 시스템 개선,” 한국항행학회 논문지, vol. 15, no. 6, pp. 939-945, Dec. 2011.
  12. Jeongchang Kim and K. Cheun, “Efficient Detection of Space-Time Block Codes Based on Parallel Detection,” 한국통신학회논문지(Journal of Korea Information Communications Society), vol. 36, no. 2, pp. 100-107, Feb. 2011.
  13. K. Cheun, Jeongchang Kim and S. Choi, “On the relationship between the performance criteria of unitary space-time codes with noncoherent and coherent decoding,” 한국통신학회논문지(Journal of Korea Information Communications Society), vol. 35, no. 12, pp. 1145-1151, Dec. 2010.
  14. Jeongchang Kim, S. I. Park, D. Choi, H. Lim and H. M. Kim, “A study of RF watermark backward compatibility under various channel environments,” 전자공학회논문지(Journal of the Institute of Electronics Engineers of Korea), vol. 47-TC, no. 8, pp. 99-107, Aug. 2010.
  15. Jeongchang Kim and K. Cheun, “Space-time M-ary orthogonal Walsh sequence keying,” 전자공학회논문지(Journal of the Institute of Electronics Engineers of Korea), vol. 46-TC, no. 3, pp. 15-18, March 2009.
  16. Jeongchang Kim and K. Cheun, “Efficient decoding algorithm for rate-2, 2×2 space-time codes,” 전자공학회논문지(Journal of the Institute of Electronics Engineers of Korea), vol. 46-TC, no. 3, pp. 9-14, March 2009.
  17. Jeongchang Kim, K. Cheun and Y. Kim, “Extended rank criteria for space-time codes with QAM modulation,” Telecommunications Review, vol. 14, no. 3, pp. 409-415, June 2004.
  • International Conferences

  1. W. Lee and Jeongchang Kim, “Design of CAN-based communication protocol for ocean observation buoy systems,” To be presented in Proc. of International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC), Busan, Korea, July 2017.
  2. S. M. Kim and Jeongchang Kim, “Design of efficient data compression method for wireless mesh network based buoy systems,” To be presented in Proc. of International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC), Busan, Korea, July 2017.
  3. H. Kim, Jeongchang Kim, S. I. Park, H. M. Kim, and N. Hur, “Improved decoding algorithm of bootstrap signals for ATSC 3.0 systems,” To be presented in Proc. of IEEE International Symposium on Broadband Multimedia Systems and Broadcasting (BMSB), Cagliari, Italy, June 2017.
  4. S. I. Park, W. Li, J. Lee, Y. Wu, X. Wang, S. Kwon, B. Lim, H. M. Kim, N. Hur, L. Zhang, and Jeongchang Kim, “Transmitter identification for ATSC 3.0 single frequency network,” To be presented in Proc. of IEEE International Symposium on Broadband Multimedia Systems and Broadcasting (BMSB), Cagliari, Italy, June 2017.
  5. B. Lim, S. I. Park, J. Lee, S. Kwon, H. M. Kim, N. Hur, Y. Wu, and Jeongchang Kim, “Mobile field comparison test of LDM and TDM based on ATSC 3.0,” To be presented in Proc. of IEEE International Symposium on Broadband Multimedia Systems and Broadcasting (BMSB), Cagliari, Italy, June 2017.
  6. H. Kwon and Jeongchang Kim, “Study on detection scheme of direction of ship whistle in the frequency domain,” in Proc. of International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC), pp. 1061-1063, Okinawa, Japan, July 2016.
  7. S. Kim , U. Lee, H. Kwon, and Jeongchang Kim, “Design and preliminary implementation of an IoT-based system for ocean observation buoys,” in Proc. of International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC), pp. 865-867, Okinawa, Japan, July 2016.
  8. B. M. Lim, S. I. Park, J. Y. Lee, S. Kwon, H. M. Kim, and Jeongchang Kim, “Performance evaluation of frequency interleaver in ATSC 3.0,” in Proc. of IEEE International Symposium on Broadband Multimedia Systems and Broadcasting (BMSB), Nara, Japan, June 2016.
  9. S. Kwon, S. I. Park, J. Y. Lee, H. M. Kim, N. Hur, and Jeongchang Kim, “Simplified non-uniform constellation demapping scheme for the next broadcasting system,” in Proc. of IEEE International Symposium on Broadband Multimedia Systems and Broadcasting (BMSB), Ghent, Belgium, June 2015.
  10. S. I. Park, Y. Wu, L. Zhang, J. Montalban, J. Y. Lee, P. Angueira, S. Kwon, H. M. Kim, N. Hur, and Jeongchang Kim, “Low complexity layered division multiplexing system for the next generation terrestrial broadcasting,” in Proc. of IEEE International Symposium on Broadband Multimedia Systems and Broadcasting (BMSB), Ghent, Belgium, June 2015.
  11. S. I. Park H. M. Kim, and Jeongchang Kim, “A novel channel estimation scheme for terrestrial cloud transmission systems,” in Proc. of IEEE International Conference on Consumer Electronics (ICCE), Las Vegas, USA, pp. 538-539, Jan. 2015.
  12. S. I. Park, Y. Wu, H. M. Kim, S. Kwon, L. Zhang, B. Rong, N. Hur, and Jeongchang Kim, “LDPC-RS two dimensional code for the next generation cloud transmission system,” in Proc. of IEEE International Symposium on Broadband Multimedia Systems and Broadcasting (BMSB), Beijing, China, June 2014.
  13. S. Kwon, S. I. Park, Y. Wu, J. Lee, H. M. Kim, N. Hur, and Jeongchang Kim, “Analysis on two dimensional block interleaver for the cloud transmission system,” in Proc. of IEEE International Symposium on Broadband Multimedia Systems and Broadcasting (BMSB), Beijing, China, June 2014.
  14. S. I. Park, H. M. Kim, Jeongchang Kim, “Efficient Implementation of enhanced min-sum algorithm for DVB-S2 LDPC Decoder,” in Proc. of IEEE International Conference on Consumer Electronics (ICCE), Las Vegas, USA, Jan. 2014.
  15. S. I. Park, H. M. Kim, J.-H. Chung, and Jeongchang Kim, “Further results on channel estimation based on weighted moving average in T-DMB receivers,” in Proc. of the Ninth International Conference on Wireless and Mobile Communications (ICWMC), Nice, France, pp. 48-51, July 2013.
  16. S. I. Park, H. M. Kim, Y. Wu, L. Zhang, and Jeongchang Kim, “Robust synchronization for the OFDM-based cloud transmission system,” in Proc. of IEEE International Symposium on Broadband Multimedia Systems and Broadcasting (BMSB), London, UK, June 2013.
  17. S. I. Park, G. Lee, Y. Wu, H. M. Kim, N. Hur, and Jeongchang Kim, “Backward Compatible UHDTV Transmission based on ADT System for the ATSC Terrestrial DTV Broadcasting,” in Proc. of IEEE International Symposium on Broadband Multimedia Systems and Broadcasting (BMSB), London, UK, June 2013.
  18. S. I. Park, H. M. Kim, J. Chung, N. Hur, and Jeongchang Kim, “Field test results of the TxID based additional data transmission for the ATSC terrestrial DTV system,” in Proc. of IEEE International Symposium on Broadband Multimedia Systems and Broadcasting (BMSB), London, UK, June 2013.
  19. J. Montalbán, B. Rong, S. I. Park, Y. Wu, Jeongchang Kim, H. M. Kim, L. Zhang, C. Nadeau, S. Laflèche, P. Angueira and M. Vélez, “Cloud Transmission: System Simulation and Performance Analysis,” in Proc. of IEEE International Symposium on Broadband Multimedia Systems and Broadcasting (BMSB), London, UK, June 2013.
  20. S. I. Park, Y. Wu, H. M. Kim, L. Zhang, N. Hur, and Jeongchang Kim, “Quarter-Rate LDPC Code and Its Puncturing Performance for the Cloud Transmission,” in Proc. of IEEE International Symposium on Broadband Multimedia Systems and Broadcasting (BMSB), London, UK, June 2013.
  21. S. I. Park, Y. M. Choi, H. M. Kim, Jeongchang Kim, and W. Oh, “Enhanced min-sum decoding for DVB-T2 LDPC codes,” in Proc. of IEEE International Conference on Consumer Electronics (ICCE), Las Vegas, USA, pp. 578-579, Jan. 14, 2013.
  22. S. I. Park, H. M. Kim, Jeongchang Kim, “A new rate-2 2×2 STBC with low complexity ML detection,” in Proc. of IEEE International Conference on Consumer Electronics (ICCE), Las Vegas, USA, pp. 366-367, 13 Jan. 2013.
  23. S. I. Park, H. M. Kim, and Jeongchang Kim, “Approximated sum-product decoding for LDPC codes,” in Proc. of IEEE International Conference on Consumer Electronics – Berlin (ICCE-Berlin), Berlin, Germany, 5 Sept. 2012.
  24. Jeongchang Kim, G. Yang, G. Jeong, D. Park, and S. Jung, “Further results on the performance of concatenated RS and convolutional codes for HF digital modems,” in Proc. of International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC), Sapporo, Japan, 16 July 2012.
  25. S. I. Park, H. M. Kim, Jeongchang Kim, “An Improved Robust Data Transmission Based on Walsh Sequences and RS Code for the ATSC Terrestrial DTV Systems,” IEEE International Symposium on Consumer Electronics (ISCE), Harrisburg, USA, 5 June 2012.
  26. H. M. Kim, S. I. Park, and Jeongchang Kim, “Improved Additional Data Transmission Based on Low Density Parity Check Code for the ATSC Terrestrial DTV Systems,” IEEE International Symposium on Consumer Electronics (ISCE), Harrisburg, USA, 5 June 2012.
  27. S. I. Park, H. M. Kim and Jeongchang Kim, “Multiple-antenna transmission of additional data in ATSC terrestrial DTV systems,” in Proc. of IEEE International Conference on Consumer Electronics (ICCE), Las Vegas, USA, pp. 293-294, 14 Jan. 2012.
  28. S. I. Park, H. M. Kim and Jeongchang Kim, “An improved data transmission scheme using TxID and Walsh sequences in the ATSC terrestrial DTV systems,” in Proc. of IEEE International Symposium on Consumer Electronics (ISCE), Singapore, 14 June 2011.
  29. S. I. Park, Jeongchang Kim and H. M. Kim, “Effect of TxID signal on the performance of the legacy ATSC terrestrial DTV receivers,” in Proc. of International Conference on Consumer Electronics (ICCE) 2011, Las Vegas, USA, pp. 464-465, 11 Jan. 2011.
  30. D. Lee, K. Cheun and Jeongchang Kim, “Modified PN code acquisition scheme based on adaptive filter under frequency selective Rayleigh fading channels,” in Proc. of International Symposium on Information Theory and its Applications (ISITA) 2006, Seoul, Korea, 29 Oct.-1 Nov. 2006.
  31. Jeongchang Kim, K. Cheun, “Improved decoding algorithms for quasi-orthogonal space-time block codes,” in Proc. of IEEE Vehicular Technology Conference (VTC) 2006-Fall, Montreal Canada, 25-28 Sept. 2006.
  32. Jeongchang Kim, K. Cheun, “Reduced complexity decoding algorithm for quasi-orthogonal space-time block codes,” in Proc. of Asia-Pacific Conference on Communications (APCC) 2006, Busan, Korea, 31 Aug.-1 Sept. 2006.
  33. J. Yang, K. Cheun and Jeongchang Kim, “Symbol timing synchronization algorithm for wireless LAN systems in multipath channels,” in Proc. of Asia-Pacific Conference on Communications (APCC) 2006, Busan, Korea, 31 Aug.-1 Sept. 2006.
  34. Jeongchang Kim, K. Cheun, “Σo-rank criteria for space-time codes over finite rings Z2l(j) for use with 22k-QAM (k>=l) modulation,” in Proc. of CDMA International Conference (CIC) 2004, Seoul, Korea, Oct. 2004.
  • Domestic Conferences

  1. 김형석, 김정창, “주파수 영역에서의 ATSC 3.0 부트스트랩 신호 검출 방식 연구,” 한국통신학회 동계종합학술발표회, Jan. 19, 2017.
  2. 김형종, 김정창, “선박의 음향수신장치를 위한 주파수 추정 방법,” 한국통신학회 동계종합학술발표회, Jan. 18, 2017.
  3. 김시문, 김정창, “Zigbee를 이용한 무선 메쉬 네트워크 기반의 센서 모니터링 시스템 구현,” 한국통신학회 동계종합학술발표회, Jan. 18, 2017.
  4. 이운현, 김정창, “센서 네트워크의 통합 게이트웨이를 위한 CAN 기반 프로토콜 설계,” 한국통신학회 동계종합학술발표회, Jan. 18, 2017.
  5. 염명길, 구자원, 김태훈, 김한화, 최지원, 김형석, 김정창, “Beacon을 이용한 위치 추적 시스템,” 한국통신학회 추계종합학술발표회, pp. 466-467, Nov. 19, 2016.
  6. 김형석, 이운현, 김정창, “신발에 착용 가능한 IoT 기반의 헬스케어용 소형 웨어러블 기기 개발,” 한국방송미디어공학회 추계학술대회, pp. 154-156, Nov. 4, 2016.
  7. 김정창, 박성익, 김흥묵, “ATSC 3.0을 위한 동기 방식 연구,” 한국방송미디어공학회 하계학술대회, pp. 297-299, June 29, 2016.
  8. 김정창, 박성익, 김흥묵, “ATSC 3.0을 위한 부트스트랩 신호 검출 방식 연구,” 한국방송미디어공학회 하계학술대회, pp. 75-77, June 29, 2016.
  9. 김정창, “해상 HF 디지털 무선통신 방식 비교 연구,” 한국방송미디어공학회 하계학술대회, pp. 73-74, June 29, 2016.
  10. 이운현, 김시문, 권혁진, 김정창, “해양관측 부이시스템을 위한 게이트웨이 설계,” 한국통신학회 동계종합학술발표회, pp. 199-200, Jan. 20, 2016.
  11. 김정창, 정성훈, “해양관측 부이를 위한 해양 IoT 표준 플랫폼,” 한국모바일학회 추계학술대회, vol. 12, no. 2, pp. 31-43, Nov. 27, 2015.
  12. 신준우, 김정창, “밀리미터파 기반 상향링크 하이브리드 빔포밍 시스템의 송수신기 설계 방법,” 한국방송공학회 하계학술대회, July 1, 2015.
  13. 김형석, 박원우, 이영배, 서나현, 김정창, “IoT 기반의 아동 및 노약자를 위한 위치추적 및 응급 알람 시스템,” 한국방송공학회 하계학술대회, July 1, 2015.
  14. 양정율, 김동민, 신형철, 유세현, 박지현, 김정창, “IT융합 LED 기반의 재난 대응 시스템,” 한국방송공학회 하계학술대회, July 1, 2015.
  15. 권혁진, 김정창, “선박의 기적소리방향 검출장치 개발,” 한국방송공학회 하계학술대회, July 1, 2015.
  16. 양정율, 신형철, 유세현, 김정창, “차량진동측정 및 원격 모니터링 시스템,” 한국통신학회 2014년도 추계종합학술발표회, pp. 320-321, Nov. 22, 2014.
  17. 이영배, 김동민, 박지현, 김정창, “신체적 약자를 위한 응급알림시스템,” 한국통신학회 2014년도 추계종합학술발표회, pp. 318-319, Nov. 22, 2014.
  18. 김형석, 박원우, 서나현, 김정창, “헬스케어를 위한 스마트 깔창 및 어플리케이션 개발,” 한국통신학회 2014년도 추계종합학술발표회, pp. 314-315, Nov. 22, 2014.
  19. 김정창, 박성익, 김흥묵, “지상파 클라우드 방송 시스템에서 채널 추정에 대한 연구,” 한국방송공학회 하계학술대회, July 1, 2014.
  20. 권혁진, 신지수, 허진녕, 조은형, 이다은, 황은진, 김정창, “시각장애인을 위한 장애물 감지 및 GPS 기반 위치추적시스템 개발,” 제29회 제어로봇시스템학회(ICROS) 학술대회, May 30, 2014.
  21. 김정창, 박성익, 김흥묵, “지상파 클라우드 방송 시스템을 위한 타이밍 동기 기술에 관한 연구,” 한국통신학회 2014년도 동계종합학술발표회, pp. 279-280, Jan 23, 2014.
  22. 권혁진, 신지수, 허진녕, 정성훈, 김정창, “노령인구를 위한 전동 스쿠터의 GPS 기반 위치추적시스템 개발,” 한국통신학회 2014년도 동계종합학술발표회, pp. 26-27, Jan 23, 2014.
  23. 김정창, “공간 변조를 위한 간단한 검출 알고리즘에 관한 연구,” 한국통신학회 2013년도 하계종합학술발표회, pp. 149-150, Jeju, Korea, June 20, 2013.
  24. 정성훈, 최형식, 김정창, “IT융합 Smart-Move 4륜 전동 실버카,” 한국모바일학회 2013년 춘계학술대회, pp. 155-168, June 14, 2013.
  25. 염태화, 박성미, 권혜인, 황덕규, 김정창, “가시광 무선통신 기반의 스마트 농업 시스템,” 한국통신학회 2013년도 동계종합학술발표회, pp. 732-733, Jan. 31, 2013.
  26. 박민재, 정선재, 김찬영, 최보윤, 박관준, 남영철, 조봉근, 임재홍, 김정창, “스마트폰을 이용한 홈 네트워크 시스템,” 한국통신학회 2012년도 추계종합학술발표회, pp. 173-174, Nov. 24, 2012.
  27. 정성훈, 양규식, 박동국, 김정창, 정기룡, “해양레저선박용 통신 자동화 시스템 기술 연구,” 한국모바일학회 2012년 추계학술대회, pp. 221-231, Nov. 9, 2012.
  28. 서재현, 박성익, 이유석, 김흥묵, 김정창, “ATSC 시스템을 위한 전송용량 증대방안에 대한 연구,” 한국통신학회 2012년도 하계종합학술발표회, pp. 433-434, Jeju, Korea, June 2012.
  29. 손경락, 김연주, 손창우, 김성호, 김정창, “가시광 LED 기반 수중 광무선 통신,” 제19회 광전자 및 광통신 학술회의, Korea, May 2012.
  30. 염태화, 황덕규, 박정완, 김준우, 손경락, 김정창, “가시광 통신 기반 무선 오디오 전송 시스템,” 제27회 ICROS 학술대회, Seoul, Korea, April 2012.
  31. 김준우, 염태화, 황덕규, 박정완, 김연주, 손경락, 김정창, “가시광 무선통신 시스템을 위한 SDR 테스트 베드,” 한국통신학회 2012년도 동계학술발표대회, Yongpyong, Korea, Feb. 2012.
  32. 김연주, 손창우, 김성호, 김정창, 손경락, “LED 기반 근거리 수중 광무선 통신에 관한 연구, ” 한국통신학회 2012년도 동계학술발표대회, Yongpyong, Korea, Feb. 2012.
  33. 박성익, 김흥묵, 김정창, “ATSC 지상파 DTV 수신기와 역호환성을 갖는 다중 안테나 부가데이터 전송 방식,” 한국방송공학회 2011년도 추계학술대회, Seoul, Korea, Nov. 2011.
  34. Jeongchang Kim, “공간 변조 시스템의 검출 방법에 관한 연구,” 한국통신학회 2011년도 동계학술발표대회, Yongpyong, Korea, Feb. 2011.
  35. Jeongchang Kim and H. M. Kim, “ATSC 지상파 DTV 시스템에서 확산대역 기술에 기반한 부가데이터 전송 방식,” 한국통신학회 2010년도 하계학술발표대회, Jeju, Korea, June 2010.
  36. S. I. Park, Jeongchang Kim, D. Choi, H. Lim and H. M. Kim, “ATSC DTV 신호의 역호환성에 관한 실험실 테스트,” 한국통신학회 2010년도 하계학술발표대회, Jeju, Korea, June 2010.
  37. Jeongchang Kim, S. I. Park and H. M. Kim, “ATSC DTV 신호에서 Walsh 수열을 이용한 향상된 데이터 전송 기법,” 한국통신학회 2010년도 동계학술발표대회, Yongpyong, Korea, Feb. 2010.
  38. Jeongchang Kim, K. Cheun, “OFDM 시스템을 위한 간단한 정수 주파수 오프셋 추정기,” in Proc. of Joint Conference on Communications and Informations (JCCI) 2009, Gwangju, Korea, April 2009.
  39. Jeongchang Kim, K. Cheun, “Improved detection algorithms of space-time block codes using QR-decomposition,” 한국통신학회 2006년도 하계종합학술발표대회, Jejudo, Korea, July 2006.
  40. D. Lee, K. Cheun and Jeongchang Kim, “An improved PN code acquisition algorithm using adaptive filter,” 한국통신학회 2006년도 하계종합학술발표대회, Jejudo, Korea, July 2006.
  41. J. Yang, K. Cheun and Jeongchang Kim, “A new symbol timing synchronization algorithm for IEEE 802.11a/g wireless LAN systems,” 한국통신학회 2006년도 하계종합학술발표대회, Jejudo, Korea, July 2006.
  42. Jeongchang Kim and K. Cheun, “Improved decoding algorithms for quasi-orthogonal space-time block codes,” in Proc. of Joint Conference on Communications and Information (JCCI) 2006, Busan, Korea, April 2006.
  43. J. Huh, K. Cheun and Jeongchang Kim, “OFDMA 시스템을 위한 상향링크 동기 획득 알고리즘,” in Proc. of Joint Conference on Communications and Information (JCCI) 2006, Busan, Korea, April 2006.
  44. 전경훈, 김정창 외 12명, “휴대 이동 인터넷을 위한 SDR 시험 베드,” in Proc. of Joint Conference on Communications and Information (JCCI) 2005, Daegu, Korea, April 2005.
  45. Jeongchang Kim and K. Cheun, “Extension of the Σo-rank criteria for space-time codes over Z_{2^l}(j) with 2^{2k}-QAM (k>=l) modulation,” in Proc. of Joint Conference on Communications and Information (JCCI) 2004, Daegu, Korea, April 2004.
  • 특허등록(Patent Grants)

– 국제 특허등록(International)

  1. S. I. Park, S. H. Kwon, H. M. Kim, N. Hur, Jeongchang Kim, J. H. Seo, and H. M. Eum, “Method and apparatus of transmitting pilot signal for frequency shared broadcasting,” US Patent No. 9686042, June 20, 2017.
  2. S. I. Park, H. M. Kim, N. Hur, and Jeongchang Kim, “Transmitting and receiving apparatus and method for separating multiple broadcast signals in terrestrial cloud broadcast system,” US Patent No. 9485042, Nov. 1, 2016.
  3. S. I. Park, H. M. Kim, N. Hur, and Jeongchang Kim, “Frame structure for terrestrial cloud broadcast and a method of receiving the same,” US Patent No. 9203670, Dec 1, 2015.
  4. Jeongchang Kim, S. I. Park and H. M. Kim, “Apparatus and method for transmitting/receiving data in a communication system,” US Patent No. 8503505, Aug. 6, 2013.
  5. K. Cheun and Jeongchang Kim, “Method and apparatus for detecting space-time block codes,” US Patent No. 8451953, May 28, 2013.
  6. J. H. Seo, S. I. Park, Jeongchang Kim, and H. M. Kim, “Transmitter and receiver for terrestrial digital multimedia broadcasting,” US Patent No. 08423874, Apr. 16, 2013.

– 국내 특허등록(Domestic)

  1. 김정창, 이운현, 김시문, “해양 IoT 플랫폼을 위한 CAN 버스 기반의 데이터 송수신 시스템 및 방법,” Korean Patent, 등록번호 10-1748080, 등록일: June 9, 2017.
  2. 김정창, “디지털 신호처리에 기반한 선박의 음향수신 방법 및 장치,” Korean Patent, 등록번호 10-1519087, 등록일: May 4, 2015.
  3. 김정창, 박성익, 김흥묵, “통신 시스템에서 데이터 송수신 장치 및 방법,” Korean Patent, 등록번호 10-1458390, 등록일: Oct. 30, 2014.
  4. 김정창, 박성익, 김흥묵, 오왕록, 강동훈, “디지털 방송 시스템에서 디지털 방송 송신 장치 및 그것의 데이터 송신 방법,” Korean Patent, 등록번호 10-1398166, 등록일: May 15, 2014.
  5. 김정창, 서재현, 김흥묵, 임형수, 박성익, “지상파 DTV 방송 및 부가데이터를 위한 다중 안테나 전송 장치 및 방법,” Korean Patent, 등록번호 10-1313497, 등록일: Sep. 24, 2013.
  6. 박동국, 양규식, 정기룡, 김정창, 정성훈, 정재민, “선박 통신용 헬리컬 안테나,” Korean Patent, 등록번호 10-1283138, 등록일: July 1, 2013.
  7. 서재현, 박성익, 김정창, 김흥묵, “지상파 디지털 방송용 송신기 및 수신기,” Korean Patent, 등록번호 10-1267632, 등록일: May 20, 2013.
  8. 김정창, 전경훈, 최숭윤, “무선 통신 시스템에서 유니터리 시공간 성상 설계 방법 및 장치,” Korean Patent, 등록번호: 10-1065573, 등록일: Sept. 8, 2011.
  9. 김정창, 전경훈, “시공간 블록 부호의 검출 방법 및 장치,” Korean Patent, 등록번호: 10-1026021, 등록일: March. 23, 2011.
  10. 김정창, 양주열, 전경훈, “무선 랜 시스템의 심벌 타이밍 동기 방법,” Korean Patent, 등록번호: 10-0998415, 등록일: Nov. 29, 2010.
  11. 김정창, 전경훈, 정영호, “준직교 시공간 블록 부호의 복호화 장치,” Korean Patent, 등록번호: 10-0950669, 등록일: March 24, 2010.
  12. 김정창, 전경훈, “프리앰블 심벌을 이용한 직교 주파수 분할 다중화 시스템 및 그 생성 방법 및 타이밍/주파수 동기 획득하는 방법,” Korean Patent, 등록번호: 10-0838456, 등록일: June 9, 2008.
  13. 김정창, 허중관, 전경훈, 김정, 유태호, 박용길, 김성근, 오세현, 이명성, “OFDMA 시스템에서 상향링크 동기 획득 장치 및 방법,” Korean Patent, 등록번호: 10-0807887, 등록일: Feb. 20, 2008.
  • 특허출원(Patent Applications)

– 국제 특허출원(International)

  1. Jeongchang Kim, S. I. Park, H. M. Kim, W. Oh and D. Kang, “Apparatus for transmitting digital broadcasting and method for transmitting data using the same in digital broadcasting system,” US Patent Application No. 13/051673, March 18, 2011.
  2. J. H. Seo, S. I. Park, Jeongchang Kim, and H. M. Kim, “Transmitter and receiver for terrestrial digital multimedia broadcasting,” Canadian Patent Application No. 2724759, Dec. 9, 2010.
  3. Jeongchang Kim, J. H. Seo, H. M. Kim, and H. Lim, “Apparatus and method of multi-antenna transmitting for terrestrial DTV broadcasting signal and additional data,” US Patent Application No. 12/855034, Aug. 12, 2010.
  4. Jeongchang Kim, K. Cheun and Y. Jung, “Apparatus for decoding quasi-orthogonal space-time block codes,” US Patent Application No.11/284322, Nov. 21, 2005.

– 국내 특허출원(Domestic)

  1. 김정창, 이운현, 김형석, “헬스케어 및 스마트라이프로거를 위한 걸음걸이 분석 방법 및 시스템,” Korean Patent Application, 출원번호 10-2017-0050398, 출원일: April 19, 2017.
  2. 김정창, 김형종, “선박의 음향수신장치를 위한 주파수 추저및 장치,” Korean Patent Application, 출원번호 10-2017-0028572, 출원일: March 6, 2017.
  3. 김정창, “위치기반 서비스를 위한 웨어러블 기기의 위치 추정 방법 및 시스템,” Korean Patent Application, 출원번호 10-2017-0021756, 출원일: Feb. 17, 2017.
  4. 김정창, 이운현, 김시문, 권혁진, “해양 관측 부이를 위한 데이터 수집 및 모니터링 방법 및 시스템,” Korean Patent Application, 출원번호 10-2016-0057391, 출원일: May 11, 2016.
  5. 김정창, “위상 차이를 이용한 선박용 디지털 음향수신장치의 방향 탐지 방법 및 장치,” Korean Patent Application, 출원번호 10-2016-0056299, 출원일: May 9, 2016.
  6. 김정창, “헬스 케어 및 스마트 라이프 로거를 위한 데이터 수집 및 분석 장치 그리고 이를 위한 방법,” Korean Patent Application, 출원번호 10-2016-0025175, 출원일: March 2, 2016.
  7. 김정창, “스마트기기와 연동하는 장갑을 이용한 운동정보 활용 시스템,” Korean Patent Application, 출원번호 10-2016-0010226, 출원일: Jan 27, 2016.
  8. 박성익, 권선형, 김정창, 이재영, 김흥묵, 허남호, “레이어드 디비전 멀티플렉싱을 이용한 방송 신호 송신 장치 및 방송 신호 송신 방법,” Korean Patent Application, 출원번호 10-2015-0094861, 출원일: July 2, 2015.
  9. 이재영, 권선형, 박성익, 김흥묵, 허남호, 김정창, “지상파 클라우드 방송을 위한 프리앰블 구조 및 시그날링 방법,” Korean Patent Application, 출원번호 10-2014-0045595, 출원일: April 16, 2014.
  10. 박성익, 권선형, 김흥묵, 허남호, 김정창, 서재현, 음호민, “주파수 공유형 방송 시스템을 위한 방송신호 타이밍 및 주파수 동기 획득 방법 및 장치,” Korean Patent Application, 출원번호 10-2013-0152836, 출원일: Dec. 10, 2013.
  11. 박성익, 권선형, 김흥묵, 허남호, 김정창, 서재현, 음호민, “주파수 공유형 방송을 위한 파일럿 신호 전송 방법 및 장치,” Korean Patent Application, 출원번호 10-2013-0150462, 출원일: Dec. 5, 2013.
  12. 박성익, 김흥묵, 허남호, 김정창, “지상파 클라우드 방송을 위한 프레임 구조 및 수신 방법,” Korean Patent Application, 출원번호 10-2013-0049197, 출원일: May 2, 2013.
  13. 박성익, 김흥묵, 허남호, 김정창, “지상파 클라우드 방송에서 다중 방송신호 분리를 위한 송수신 장치 및 방법,” Korean Patent Application, 출원번호 10-2013-0046437, 출원일: April 26, 2013.
  14. 김정창, “단파/중파 대역의 해상 디지털 통신을 위한 데이터 전송방법 및 이를 이용한 데이터 전송장치,” Korean Patent Application, 출원번호 10-2012-0135205, 출원일: Nov. 27, 2012.
  15. 김정창, 양규식, 정기룡, 박동국, 정성훈, 정재민, “고주파 대역 디지털 모뎀의 송신기 및 수신기,” Korean Patent Application, 출원번호 10-2012-0043880, 출원일: April 26, 2012.
  16. 전경훈, 이동훈, 김정창, “의사잡음 부호 위상 획득 장치 및 방법,” Korean Patent Application, 출원번호 10-2009-0087733, 출원일: Sept. 16, 2009.

Projects

  1. Development of a sound reception system for ships to satisfy DNV TAP 845.50 rules, MSIP/INNOPOLIS, Korea, 4 April 2017 – 3 April 2018.
  2. Development of transmission technology for ultra high quality UHD (1st year), MSIP/IITP, Korea, Jan. 2017 – Dec. 2017.
  3. Development of a channel simulator for MIMO systems based on ATSC 3.0, ETRI, Korea, Dec. 2016 – Feb. 2017.
  4. Development of Terrestrial UHD services and receiver guidelines on the basis of ATSC 3.0, MSIP/IITP, Korea, Oct. 2016 – Feb. 2017.
  5. Development of HW/SW platform of wearable devices for location-based services, NRF, Korea, Sept. 2016 – Feb. 2017.
  6. Design of transmitter and receiver for digital HF modems, Korea, Aug. 2016 – Dec. 2016.
  7. Development of an enhanced sound reception system to satisfy ISO-14859 rules under Brown noise environment and obtain certifications, TIPA, Korea, July 2016 – Nov. 2016.
  8. Development of a lifelogger HW/SW platform & App for healthcare using sensors based IoT technology, MOTIE/KIAT, Korea, May 2016 – April 2017.
  9. Development of service and transmission technology for convergent realistic broadcast (3rd year), MSIP/IITP, Korea, March 2016 – Feb. 2017.
  10. Development of sensor platform for smart life-logger, SOFTAPP Co., Ltd., Korea, Nov. 2015 – Dec. 2015.
  11. Development of simulator for ATSC 3.0 LDM system, Korea, July 2015 – Dec. 2015.
  12. Development of a marine IoT standard platform for ocean observation buoy, KIOST, Korea, June 2015 – May 2016.
  13. Development of service and transmission technology for convergent realistic broadcast (2nd year), MSIP/IITP, Korea, March 2015 – Feb. 2016.
  14. Development of transmitter and receiver modem algorithms for next generation broadcasting systems, Korea, Sept. 2014 – Aug. 2015.
  15. Study on separating reception technologies for LDM transmission (ETRI / 2014.06.01 ~ 2015.01.31)
  16. Development of simulator for shared frequency broadcasting systems (2013.09.01 ~ 2014.08.31)
  17. Study on synchronization and separating reception for shared frequency broadcasting (2013.06.01 ~ 2014.02.28)
  18. Development of a sound reception system against surrounding noise for ships based on digital signal processing technologies (Korea Maritime and Ocean University; LINC / 2013.06.01 ~ 2014.01.31)
  19. Development of 4-wheel smart moving electric scooters based on IT convergence for silver-age (Small and Medium Business Administration (SMBA) /2013.05.01 ~ 2014.04.30)
  20. Development of synchronization and signal separation methods under negative SNR regions (2012.06.01 ~ 2013.01.31)
  21. Study on the communication automation technology for the marine leisure (Busan Techno Park / 2011.07.01 ~ 2012.04.30)
  22. Development of highly efficient multiple transmit antenna transmission schemes for the terrestrial DTV transmission (ETRI / 2011.06.01 ~ 2012.01.31)
  23. Development of improved hierarchical modulation schemes and efficient decoding algorithms (Korea Maritime and Ocean University; Seed Research Fund for New Faculty Members / 2010.12.01 ~ 2011.11.30)
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