Issued Patents

2019                                  

  • 최지웅, 김한준, 최홍수, 박경준, “신경 자극 탐침,” issued, Korea, 10-1985212, May. 28, 2019.
  • J. E. Jang, C. Moon, H. Park, K. S. Shin, M. Sim, J. -W. Choi, and H. Choi, “고통 감지 장치 및 고통 감지 방법,” issued, Korea, 10-1948749, Feb. 11, 2019.
  • J. E. Jang, B. Jun, H. Choi, J. -W. Choi, K. S. Shin, Y. J. Lee, “Thin-film transistor device,” issued, U.S.: 10,177,179, Jan. 8, 2019.

2018                                  

  • J. -W. Choi, J. E. Jang, H. Kim, J. Park, and K. S. Oh, “Short-range magnetic field system,” issued, U.S.: 10,164,333, Dec. 25, 2018.
  • J. E. Jang, J. -W. Choi, K. Lee, and S. Kim, “안테나와 정류소자의 일체형 전력 생산 장치,” issued, Korea, 10-1929547, Dec. 10, 2018.
  • H. Choi, H. –J. Kim, J. –W. Choi, and K. Kim, “무선 전력 전송 시스템,” issued, Korea, 10-1897402, Sep. 4, 2018.
  • K. Shin, J. E. Jang, J. -W. Choi, C. Moon, M. Sim, and H. Choi, “고통 감지 방법 및 이를 위한 전자 기기,” issued, Korea, 10-1886810, Aug. 02, 2018.
  • M. Sim, C. Moon, J.-W. Choi, H. Choi, J. E. Jang, K. Lee, “METHOD AND DEVICE FOR SENSING PAIN,” issued, U.S, 10,001,422, June, 19, 2018.
  • C. Moon, J. E. Jang, J. –W. Choi, H. Choi, and J. Jung, “촉각 센서 모듈, 어레이 및 이의 제조방법,” issued, Korea, 10-1868262, June. 08, 2018.
  • J. E. Jang, J.-W. Choi, H. Choi, C. Moon, M. K. Sim, and K. Lee, “통증 감지 장치 및 그 방법,” issued, Korea, 10-1817781, Jan, 5, 2018.

2017                                  

  • J. E. Jang, J.-W. Choi, H. Choi, B. O. Jun, K. S. Shin, and Y. J. Lee, “박막트랜지스터 소자,” issued, Korea, 10-1806019, Nov. 30, 2017.
  • J. Kim, J. P. Choi, J.-W. Choi, and H.-J. Kim, “상쇄 기반의 무선 정보 및 전력 동시 전송 시스템 및 방법,” issued, Korea, 10-1791512, Nov. 23, 2017.
  • J. H. Kim, H.-J. Kim, S. I. Cho, J. E. Jang, J.-W. Choi, and J. P. Choi, “다이폴 안테나간 상호결합효과를 이용한 RF 에너지 수확 방법,” issued, Korea, 10-1791512, Oct. 24, 2017.
  • J.-W. Choi, S. Han, S.-H. Lim, C. Park, K. J. Park, and Y. Eun, “유도신호를 통한 항재밍 장치 및 항재밍 방법,” issued, Korea, 10-1779694, Sept. 12, 2017.
  • J.-W. Choi, K. Kim, J C. Moon, J. E. Jang, and M. Je, “오브젝트에 대한 가소성 측정 장치 및 방법,” issued, Korea, 10-1777023, Sept. 04, 2017.
  • H. Choi, J.-W. Choi, H.-J. Kim, and J. Lee, “무선전력전송이 가능한 카테터 기반의 자기 구동 마이크로 로봇 및 이의 제어 방법,” issued, Korea, 10-1749586, Jun. 15, 2017.
  • J.-W. Choi, H.-J. Kim, H. Choi, and K. S. Oh, “ESPAR를 이용한 자기장 장치 및 ESPAR를 이용한 자기장 장치의 운용 방법,” issued, Korea, 10-1704288, Feb. 01, 2017.

2016                                  

  • J.-W. Choi, S. Kim, J. Hur, J.-W. Yu, K. Kim, and S.-H. Lim, “근육 치료를 위한 재활 프로그램 생성 방법. 재활 프로그램 제공 장치,” issued, Korea, 10-1648638, Aug. 09, 2016.
  • J.-W. Choi, and S. Han, “심볼의 반복 전송을 지원하는 DPSK 시스템 및 DPSK 시스템의 구현 방법,” issued, Korea, 10-1647922, Aug. 05, 2016.

2015                                  

  • J. Lee and J.-W. Choi, “Significance of retransmission used in subsequent decoding,” issued, U.S.: 9,225,477, Dec. 29, 2015.
  • J.-W. Choi, and K. Kim, “무선 제어 장치 및 이를 포함하는 무선 제어 시스템,” issued, Korea, 10-1564141, Oct. 22, 2015.
  • J.-W. Choi, J.-E. Jang, H. J. Kim, J. Park, and K. S. Oh, “근거리 자기장 시스템,” issued, Korea, 10-1563428, Oct. 20, 2015.
  • J. Lee and J.-W. Choi, “Soft sphere decoder for MIMO maximum likelihood demodulation,” issued, U.S.: 9,143,210, Sep. 22, 2015.
  • J. Lee, J.-W. Choi, and Y. Sun, “Signal detection with adjustable number of interfering signals,” issued, U.S.: 9,136,890, Sep. 15, 2015.
  • J. Lee, J.-W. Choi, and H.-L. Lou, “Multi-stream soft demodulation using hard-decision schemes,” issued, U.S.: 9,094,063, Jul. 28, 2015.
  • J. C. Moon, J.-W. Choi, J. E. Jang, H. Choi, and W. S. Kang, “향기 발생 장치 및 그 제어 방법,” issued, Korea: 10-1534397, June 30, 2015.
  • J. E. Jang, J.-W. Choi, J. Choi, H. Choi, and J.-H. Shin, “태양광 발전을 위한 나노 안테나 장치,” issued, Korea, 10-1531604, June 19, 2015.
  • Y. Sun, K. S. Gomadam, J.-W. Choi, R. Cendrillon, H.-L. Lou, and Y. Zhang, “Method and apparatus for detecting a desired signal in the presence of an interfering signal,” issued, U.S.: 9,025,708, May 5, 2015.
  • J.-W. Choi, Y. Sun, J. Lee, and J. Huang, “Systems and methods for estimating decoder noise power in OFDM systems,” issued, U.S.: 9,001,910, Apr. 7, 2015.
  • H.-O. Gwon, W. S. Kang, J.-W. Choi, S. Yoon, and K. Kim, “뇌파 기반 감성정보 검출 장치 및 방법,” issued, Korea, 10-1507657, Mar. 25, 2015.
  • J.-W. Choi, J. Lee, and H.-L. Lou, “Multi-stream demodulation scheme using multiple detectors,” issued, U.S.: 8,995,584, Mar. 31, 2015.
  • R. Cendrillon, Y. Sun, J.-W. Choi, H.-L. Lou, “Systems and methods for suppressing interference in a signal received by a device having two or more antennas,” issued, U.S.: 8,965,295, Feb. 24, 2015.
  • J. Lee, J.-W. Choi, Q. Zhao, and H.-L. Lou, “Method and system for data synchronization in communication systems using repetitive preamble patterns,” issued, U.S.: 8,964,789, Feb. 24, 2015.

2014                                  

  • K. J. Park, J.-W. Choi, W. H. Jeon, S. M. Han, “Method for cenceling out coexistence interference in wireless communication device and apparatus thereof)”, issued, Korea: 1014435140000, Sep. 2014.

2013                                  

  • H. Choi, J.-W. Choi, J. E. Jang, “Method for manufacturing a complex micropiezoelectric ultrasonic transducer capable of receiving and transmitting ultrasonic signals at the same time,” issued, Korea: 13-101326531, Nov. 2013. (Transferred to industry)
  • J. Lee and J.-W. Choi, “Significance of retransmission used in subsequent decoding,” issued, U.S.: 8,595,578, Nov. 2013.
  • J. Lee and J.-W. Choi, “Soft sphere decoder for MIMO maximum likelihood demodulation,” issued, U.S.: 8,559,543, Oct. 2013.
  • J. Lee, J.-W. Choi, and H.-L. Lou, “Multi-stream maximum-likelihood demodulation based on bitwise constellation partitioning,” issued, U.S.: 8,437,434, May 2013.
  • J. Lee, J.-W. Choi, and H.-L. Lou, “MIMO soft demodulation using hard-decision candidate selection,” issued, U.S.: 8,428,169, Apr. 2013.
  • J. Lee, J.-W. Choi, and H.-L. Lou, “Multi-stream soft demodulation using hard-decision schemes,” issued, U.S.: 8,401,127, Mar. 2013.
  • J.-W. Choi, J. Lee, and H.-L. Lou, “Multi-stream demodulation scheme using multiple detectors,” issued, U.S.: 8,351,549, Jan. 2013.
  • J. Lee, J.-W. Choi, and J. P. Choi, “Systems and methods for computing a relative path delay between multiple transmission sources,” issued, U.S.:7,782,751, Aug. 2010.
  • Y.-H. Lee and J.-W. Choi, “Method and apparatus for estimating moment information of channel spectrum,” issued, Korea: 10-0733596, June 2007.
  • Y.-H. Lee and J.-W. Choi, “Method and apparatus for direct sequence spread spectrum receiver using an adaptive channel estimator,” issued, U.S.: 7,012,955 (Mar. 2006), Korea: 10-0377969 (Mar. 2003)