Publications
Journal Articles
[J6] Guozhen Zhu, Yuqian Hu, Beibei Wang, Chenshu Wu, Xiaolu Zeng, K. J. Ray Liu, “WI-MOID: Human and Non-Human Motion Discrimination Using WiFi With Edge Computing,” in IEEE Internet of Things Journal, Dec., 2023.
[J5] Yuqian Hu, Muhammed Zahid Ozturk, Beibei Wang, Chenshu Wu, Feng Zhang, K. J. Ray Liu, “Robust Passive Proximity Detection Using Wi-Fi,” in IEEE Internet of Things Journal, vol. 10, no. 7, pp. 6221-6234, 1 April, 2023, doi: 10.1109/JIOT.2022.3224701.
[J4] Sai Deepika Regani, Beibei Wang, Yuqian Hu, K. J. Ray Liu, “GWrite: Enabling Through-the-Wall Gesture Writing Recognition Using WiFi,” in IEEE Internet of Things Journal, vol. 10, no. 7, pp. 5977-5991, 1 April1, 2023, doi: 10.1109/JIOT.2022.3224313.
[J3] Yuqian Hu, Beibei Wang, C. Wu and K. J. R. Liu, “mmKey: Universal Virtual Keyboard Using A Single Millimeter-Wave Radio,” in IEEE Internet of Things Journal, vol. 9, no. 1, pp. 510-524, 1 Jan., 2022, doi: 10.1109/JIOT.2021.3084560.
[J2] Yuqian Hu, Feng Zhang, Chenshu Wu, Beibei Wang and K. J. Ray Liu, “DeFall: Environment-Independent Passive Fall Detection Using WiFi,” in IEEE Internet of Things Journal, vol. 9, no. 11, pp. 8515-8530, 1 June, 2022, doi: 10.1109/JIOT.2021.3116136.
[J1] Chenshu Wu, Feng Zhang, Yuqian Hu and K. J. Ray Liu, “GaitWay: Monitoring and Recognizing Gait Speed Through the Walls,” in IEEE Transactions on Mobile Computing, vol. 20, no. 6, pp. 2186-2199, 1 June 2021, doi: 10.1109/TMC.2020.2975158.
Conference Papers
[C7] Guozhen Zhu, Beibei Wang, Weihang Gao, Yuqian Hu, Chenshu Wu and K. J. Ray Liu, “WiFi-Based Robust Human and Non-human Motion Recognition with Deep Learning,” in Proc. IEEE International Conference on Pervasive Computing and Communications Workshops and other Affiliated Events (PerCom Workshops), 2024.
[C6] Sakila S. Jayaweera, Sai Deepika Regani, Yuqian Hu, Beibei Wang, and K. J. Ray Liu, “mmID: High-Resolution mmWave Imaging for Human Identification,” in Proc. IEEE World Forum on Internet of Things (WF-IoT), 2023
[C5] Sai Deepika Regani, Yuqian Hu, Beibei Wang, and K. J. Ray Liu. 2022. “Wifi-based robust indoor localization for daily activity monitoring,” in Proceedings of the 1st ACM Workshop on Mobile and Wireless Sensing for Smart Healthcare (MWSSH ‘22). Association for Computing Machinery, New York, NY, USA, 1–6.
[C4] Jun Wang, Mingfei Gao, Yuqian Hu, Ramprasaath R. Selvaraju, Chetan Ramaiah, Ran Xu, Joseph F. JaJa, Larry S. Davis, “TAG: Boosting Text-VQA via Text-aware Visual Question-answer Generation,” arXiv preprint arXiv:2208.01813 (2022). Accepted by BMVC 2022.
[C3] Yuqian Hu, Beibei Wang, Chenshu Wu, K. J. Ray Liu, “Universal Virtual Keyboard using 60 GHz mmWave Radar,” 2021 IEEE 7th World Forum on Internet of Things (WF-IoT), New Orleans, LA, USA, 2021, pp. 385-390, doi: 10.1109/WF-IoT51360.2021.9595474. (Best Student Paper)
[C2] Yuqian Hu, M Zahid Ozturk, Feng Zhang, Beibei Wang, K. J. Ray Liu, “Robust Device-Free Proximity Detection Using Wifi,” ICASSP 2021 - 2021 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Toronto, ON, Canada, 2021, pp. 7918-7922, doi: 10.1109/ICASSP39728.2021.9414707.
[C1] Yuqian Hu, Feng Zhang, Chenshu Wu, Beibei Wang, KJ Ray Liu, “A WiFi-Based Passive Fall Detection System,” ICASSP 2020 - 2020 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Barcelona, Spain, 2020, pp. 1723-1727, doi: 10.1109/ICASSP40776.2020.9054753.
Selected Patent Applications
- Guozhen Zhu, Beibei Wang, Yuqian Hu, Chenshu Wu, Xiaolu Zeng, K. J. Ray Liu, Oscar Chi-Lim Au, “Method, apparatus, and system for wireless human and non-human motion detection”, U.S. Patent Application No. US20240125888A1, filed Dec. 12, 2023.
- Yuqian Hu, Guozhen Zhu, Beibei Wang, K. J. Ray Liu, Oscar Chi-Lim Au, “Method, apparatus, and system for wireless proximity detection”, U.S. Patent Application No. US18/379,622, filed Oct. 12, 2023.
- Muhammed Zahid Ozturk, Sai Deepika Regani, Yuqian Hu, Beibei Wang, K. J. Ray Liu, Yi Han, David N. Claffey, Hung-Quoc Duc Lai, Linghe Wang, Chun-I Chen, Jack Chun-Chia Shih, Oscar Chi-Lim Au, “Method, apparatus, and system for wireless motion monitoring based on classified sliding time windows”, Europe Patent Application No. 23180767.8, filed June 21, 2023.
- Sai Deepika Regani, Hu Yuqian, Beibei Wang, K. J. Ray Liu, Oscar Chi-Lim Au, “Method, apparatus, and system for correlation-based wireless monitoring and localization”, U.S. Patent Application No. 18/211,567, filed June 19, 2023.
- Beibei Wang, Muhammed Zahid Ozturk, Chenshu Wu, Xiaolu Zeng, Sai Deepika Regani, Yuqian Hu, K. J. Ray Liu, Oscar Chi-Lim Au, Yi Han, Hung-Quoc Duc Lai, David N. Claffey, Chun-I Chen, Dan Bugos, Peng Zan, Guozhen Zhu, “System and method for radio-assisted sound sensing”, Europe Patent Application No. EP22178761.7A, filed Jun. 13, 2022.
- Beibei Wang, Muhammed Zahid Ozturk, Chenshu Wu, Xiaolu Zeng, Sai Deepika Regani, Yuqian Hu, K. J. Ray Liu, Oscar Chi-Lim Au, Yi Han, Hung-Quoc Duc Lai, David N. Claffey, Chun-I Chen, Dan Bugos, Peng Zan, Guozhen Zhu, “System and method for radio-assisted sound sensing”, Japan Patent Application No. JP2022095307A, filed Jun. 13, 2022.
- Yuqian Hu, Beibei Wang, Sai Deepika Regani, Peng Zan, Chenshu Wu, Dan Bugos, ZENG Xiaolu, Hung-Quoc Duc Lai, KJ Ray Liu, Oscar Chi-Lim Au, “Method, apparatus, and system for wireless sensing based on linkwise motion statistics”, U.S. Patent Application No. 17/838,244, filed Jun. 12, 2022.
- Beibei Wang, Yuqian Hu, Yi Han, Hung-Quoc Duc Lai, David N Claffey, Chun-I Chen, K. J. Ray Liu, Oscar Chi-Lim Au, “Method, apparatus, and system for identifying and qualifying devices for wireless sensing”, U.S. Patent Application No. 17/838,231, filed Jun. 12, 2022.
- Chenshu Wu, Beibei Wang, Oscar Chi-Lim Au, K. J. Ray Liu, Chao-Lun Mai, Dan Bugos, Hung-Quoc Duc Lai, Spencer Maid, Yuqian Hu, Sai Deepika Regani, Muhammed Zahid Ozturk, Xiaolu Zeng, Fengyu Wang, Jeng-Feng Lee, “System and method for wireless motion monitoring”, Europe Patent Application No. EP21200823.9A, filed Oct. 4, 2021.
- Fengyu Wang, Beibei Wang, Xiaolu Zeng, Chenshu Wu, Yuqian Hu, Muhammed Zahid, Ozturk, Feng Zhang, K. J. Ray Liu, “Method, apparatus, and system for wireless vital monitoring using high frequency signals”, Europe Patent Application No. 21165729.1A, filed Mar. 29, 2021.
- Fengyu Wang, Beibei Wang, Xiaolu Zeng, Chenshu Wu, Yuqian Hu, Muhammed Zahid, Ozturk, Feng Zhang, K. J. Ray Liu, “Method, apparatus, and system for wireless vital monitoring using high frequency signals”, Japan Patent Application No. 2021055725A, filed Mar. 29, 2021.
- Yuqian Hu, Beibei Wang, Muhammed Zahid Ozturk, Feng Zhang, K. J. Ray Liu, Oscar Chi-Lim Au, Xiaolu Zeng, Chenshu Wu, Fengyu Wang, “Method, apparatus, and system for wireless proximity sensing”, U.S. Patent No. 11,500,058, filed Mar 27, 2021. Granted Nov. 15, 2022.
- Yuqian Hu, Beibei Wang, Chenshu Wu, K. J. Ray Liu, Oscar Chi-Lim Au, “Method, apparatus, and system for wirelessly tracking keystrokes”, U.S. Patent No. 11,500,057, filed Jul 15, 2021. Granted Nov. 15, 2022.
- Chenshu Wu, Beibei Wang, Sai Deepika Regani, Feng Zhang, Yuqian Hu, Hung-Quoc Duc Lai, Pscar Chi-Lim Au, Dan Bugos, Wenchao Xi, Min Wu, K. J. Ray Liu, “System and method for wireless material sensing based on multipath channel information”, Europe Patent Application No. EP21158553.4A. Filed Feb. 22, 2021.
- Chenshu Wu, Beibei Wang, Sai Deepika Regani, Feng Zhang, Yuqian Hu, Hung-Quoc Duc Lai, Pscar Chi-Lim Au, Dan Bugos, Wenchao Xi, Min Wu, K. J. Ray Liu, “System and method for wireless material sensing based on multipath channel information”, Europe Patent Application No. JP2021026650A. Filed Feb. 22, 2021.
- Yuqian Hu, Feng Zhang, Beibei Wang, Chenshu Wu, K. J. Ray Liu, Oscar Chi-Lim Au, “Method, apparatus, and system for fall-down detection based on a wireless signal”, U.S. Patent No. 11,531,087, filed Feb. 20, 2021. Granted Dec. 20, 2022.
- Chenshu Wu, Feng Zhang, Beibei Wang, Yuqian Hu, K. J. Ray Liu, Oscar Chi-Lim Au, “Method, apparatus, and system for wireless gait recognition”, U.S. Patent App. 16/790,610, filed Jun. 25, 2020.
- Chenshu Wu, Feng Zhang, BeibeiWang, Yuqian Hu, K. J. Ray Liu, Oscar Chi-Lim Au, Xiaolu Zeng, Hung-Quoc Duc Lai, David N. Claffey, Jeng-Feng Lee, Chao-Lun Mai, Zhung-Han Wu, Dan Bugos, Chun-Chia Jack Shih, “Method, Apparatus, and System for Wireless Gait Recognition”, Japan Patent Application No. 2020-024532, filed Feb. 17, 2020.
- Chenshu Wu, Feng Zhang, BeibeiWang, Yuqian Hu, K. J. Ray Liu, Oscar Chi-Lim Au, Xiaolu Zeng, Hung-Quoc Duc Lai, David N. Claffey, Jeng-Feng Lee, Chao-Lun Mai, Zhung-Han Wu, Dan Bugos, Chun-Chia Jack Shih,”Method, Apparatus, and System for Wireless Gait Recognition”, Europe Patent Application No. 20157771.5, filed Feb. 17, 2020.