Issued Patents


  • [IP59] 최지웅, 정우진, 최은민, ““버스 네트워크 시스템에서 악의적 노드 탐지방법 및 노드 장치,” 10-2432972, Aug. 8, 2022.
  • [IP58] C. Moon, M. Sim, H. Choi, J. E. Jang, J. -W. Choi, and K. S. Shin, “PAIN DETECTION METHOD AND ELECTRONIC DEVICE THEREFOR,” filed, U.S, 16-331007, Mar. 3, 2021.
  • [IP57] J.-W. Choi, S. Han, K. Kim, E. Choi, “System for network using bus protocol,” issued, U.S.: 10,897,377, Jan. 19, 2021
  • [IP56] K. Shin, K. Kim, J. Jang, M. Shim, S. Lim, J.-W. Choi, J. Kim, “촉각 감지 장치, 촉각 감지 방법 및 촉각 학습 방법,” issued, Korea, 10-2165883, Oct. 07, 2020.
  • [IP55] J.-W. Choi, S. Lim, J. Lee, S. Lee, K. Kim, D. Lee, “신호자극 및 측정장치 및 방법,” issued, Korea, 10-2163170, Sep. 29, 2020.
  • [IP54] J.-W. Choi, K. Kim, S. Han, E. Choi, “버스네트워크시스템,” issued, Korea, 10-2061274, Dec. 24, 2019.
  • [IP53] J.-W. Choi, K. Kim, J. E. Jang, S.-H. Lim, “촉감검출장치 및 방법,” issued, Korea, 10-2039002, Oct. 25, 2019.
  • [IP52] J.-W. Choi, K. Kim, J. E. Jang, S.-H. Lim, J.-W. Yu, “촉감 정보 전달 장치 및 방법,” issued, Korea, 10-2036724-0000, Oct. 21, 2019.
  • [IP51] J.-W. Choi, S. Han, E. Choi, “네트워크 보안 방법 및 장치,” issued, Korea, 10-2017218, Aug. 27, 2019.
  • [IP50] J.-W. Choi, H. J. Kim, H. Choi, K.-J. Park, “신경 자극 탐침,” issued, Korea, 10-1985212, May. 28, 2019.
  • [IP49] 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.
  • [IP48] J. E. Jang, B. Jun, H. Choi, J.-W. Choi, K. S. Shin, and Y. J. Lee, “Thin-film transistor device,” issued, U.S., 10,177,179, Jan. 8, 2019.
  • [IP47] 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.
  • [IP46] J. E. Jang, J.-W. Choi, K. Lee, and S. Kim, “안테나와 정류소자의 일체형 전력 생산 장치,” issued, Korea, 10-1929547, Dec. 10, 2018.
  • [IP45] H. Choi, H. –J. Kim, J.–W. Choi, and K. Kim, “무선 전력 전송 시스템,” issued, Korea, 10-1897402, Sept. 4, 2018.
  • [IP44] 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.
  • [IP43] M. Sim, C. Moon, J.-W. Choi, H. Choi, J. E. Jang, and K. Lee, “Method and device for sensing pain,” issued, U.S, 10,001,422, Jun. 19, 2018.
  • [IP42] C. Moon, J. E. Jang, J.–W. Choi, H. Choi, and J. Jung, “촉각 센서 모듈, 어레이 및 이의 제조방법,” issued, Korea, 10-1868262, Jun. 08, 2018.
  • [IP41] 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.
  • [IP40] 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.
  • [IP39] 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.
  • [IP38] 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.
  • [IP37] 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.
  • [IP36] 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.
  • [IP35] 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.
  • [IP34] 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.
  • [IP33] 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.
  • [IP32] J.-W. Choi and S. Han, “심볼의 반복 전송을 지원하는 DPSK 시스템 및 DPSK 시스템의 구현 방법,” issued, Korea, 10-1647922, Aug. 05, 2016.
  • [IP31] J. Lee and J.-W. Choi, “Significance of retransmission used in subsequent decoding,” issued, U.S., 9,225,477, Dec. 29, 2015.
  • [IP30] J.-W. Choi and K. Kim, “무선 제어 장치 및 이를 포함하는 무선 제어 시스템,” issued, Korea, 10-1564141, Oct. 22, 2015.
  • [IP29] 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.
  • [IP28] J. Lee and J.-W. Choi, “Soft sphere decoder for MIMO maximum likelihood demodulation,” issued, U.S., 9,143,210, Sept. 22, 2015.
  • [IP27] J. Lee, J.-W. Choi, and Y. Sun, “Signal detection with adjustable number of interfering signals,” issued, U.S., 9,136,890, Sept. 15, 2015.
  • [IP26] 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.
  • [IP25] 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, Jun. 30, 2015.
  • [IP24] J. E. Jang, J.-W. Choi, J. Choi, H. Choi, and J.-H. Shin, “태양광 발전을 위한 나노 안테나 장치,” issued, Korea, 10-1531604, Jun. 19, 2015.
  • [IP23] 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.
  • [IP22] 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.
  • [IP21] 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.
  • [IP20] 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.
  • [IP19] R. Cendrillon, Y. Sun, J.-W. Choi, and 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.
  • [IP18] 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.
  • [IP17] K. J. Park, J.-W. Choi, W. H. Jeon, and S. M. Han, “Method for cenceling out coexistence interference in wireless communication device and apparatus thereof)”, issued, Korea, 10-1443514, Sept. 2014.
  • [IP16] J. Lee, Y. Sun, J.-W. Choi, L. Song, and A. Matache, “Successive interference cancellation in multiple-input multiple-output receivers,” issued, U.S., 8,873,686, Oct. 28, 2014.
  • [IP15] K. J. Park, J.-W. Choi, W. H. Jeon, and S. Han, “무선통신기기 내의 공존간섭 제거 방법 및 그 장치”, issued, Korea, 10-1443514, Sept. 16, 2014.
  • [IP14] J. P. Choi, Y. Cai, J.-W. Choi, and H.-L. Lou, “Resource allocation and band assignment in carrier-aggregated wireless networks,” issued, U.S., 8,781,486, Jul. 15, 2014.
  • [IP13] J.-W. Choi and J. Lee, “Systems and methods for estimating signal to interference and noise power ratio in multiple domains,” issued, U.S., 8,750,357, Jun. 10, 2014.
  • [IP12] Y. Sun, J.-W. Choi, H.-L. Lou, and R Cendrillon, “Adaptive low-complexity channel estimation,” issued, U.S., 8,699,644, Apr. 15, 2014.
  • [IP11] Y. Sun, J. P. Choi, J.-W. Choi, and H.-L. Lou, “Adaptive successive interference cancellation receivers,” issued, U.S., 8,694,851, Apr. 8, 2014.
  • [IP10] H. Choi, J.-W. Choi, and 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).
  • [IP9] J. Lee and J.-W. Choi, “Significance of retransmission used in subsequent decoding,” issued, U.S., 8,595,578, Nov. 2013.
  • [IP8] J. Lee and J.-W. Choi, “Soft sphere decoder for MIMO maximum likelihood demodulation,” issued, U.S., 8,559,543, Oct. 2013.
  • [IP7] 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.
  • [IP6] 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.
  • [IP5] 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.
  • [IP4] J.-W. Choi, J. Lee, and H.-L. Lou, “Multi-stream demodulation scheme using multiple detectors,” issued, U.S., 8,351,549, Jan. 2013.
  • [IP3] 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.
  • [IP2] Y.-H. Lee and J.-W. Choi, “Method and apparatus for estimating moment information of channel spectrum,” issued, Korea, 10-0733596, Jun. 2007.
  • [IP1] 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).