科研项目
1.国家自然科学基金青年项目,2019/01—2021/12,适用于脑-机接口的安全、低功耗神经刺激芯片研究、设计和实现,27.6万,主持
2.北京市教委科技计划面上项目,2018/05—2020/12,基于欠采样的模拟信息转换器(AIC)的实现技术研究,15万,参与
3.北京市教委科技计划面上项目,2019/01-2021/12,用于人-机接口的触觉传感器数据采集芯片设计,15万,主持
4.北京未来芯片技术高精尖创新中心项目,2018/09-2020/09,用于人-机接口的触觉感知芯片研究与设计,30万,主持
5.企事业委托项目,智能配电终端主控芯片高速缓存数据一致性技术研究及样品试制,2020/12—2024/03,50万,参与
6.北京市自然科学基金面上项目, 2020/01—2022/12结合时间域流水线-逐次逼近混合结构与偏移双通道数字后台校准的模数转换器,20万,参与
7.企事业委托项目, 植入式青光眼微引流智能仪器的加工与测试,2020/05—2021/12,225万,参与
8.北京市教委科技计划重点项目,2019/01—2021/12,基于微流控网络和微电极复合的颅内微器件研发及其脑卒中应用,80万,参与
9.北京市自然科学基金面上项目,用于闭环神经刺激和记录集成系统的伪波抑制技术研究与实现,2022/01—2024/12,20万,主持
10.企事业委托项目(华为技术有限公司),******电路技术合作项目,2022/08—2024/07,118.5万,主持
11.军科委项目,2022/01—2026/08,******,70万,参与。
代表性研究成果
(1)Juzhe Li, Weijian Chen, Xu Liu*, et al., “A 4-Channel Neural Stimulation IC Design with Charge Balancing and Multiple Current Output Modes”,IEEE Transactions on Biomedical Circuits & Systems, 2023. (accepted)
(2)Weijian Chen, Weisong Liang, Xu Liu*, et al.,"A Power Management and Neural Recording IC for Closed-loop Brain-Machine Interface Application",IEEE Transactions on Biomedical Circuits & Systems, 2023. (accepted)
(3)Zheng Wang, Xu Liu*, et al., “Design of analog front-end integrated circuit of tactile sensor for human-machine interface", Integration, Volume 93, 2023,102065.
(4)Xu Liu, Qiumeng Fan, Zhijie Chen, Peiyuan Wan, Wei Mao, Hao Yu. A review and analysis of current-mode biosensing front-end ICs for nanopore-based DNA sequencing. Frontiers in Electronics, Nov. 2022, vol. 3.
(5)Li, Juzhe; Liu, Xu; Mao, Wei; Chen, Tao; Yu, Hao; “Advances in Neural Recording and Stimulation Integrated Circuits”,Frontiers in Neuroscience, 2021, 15:947-962.
(6)Liu, Xu; Li, Juzhe; Chen, Tao; Wang, Wensi; Je, Minkyu; A Neural Recording and Stimulation Chip with Artifact Suppression for Biomedical Devices,Journal of Healthcare Engineering, 2021:0-4153155.
(7)Chen, Zhuangguang; Liu, Xu*; Wang, Zheng; “A charge balancing technique for neurostimulators”,Analog Integrated Circuits and Signal Processing, 2020, 105(3):483-496.
(8)Xu Liu, X. Huang, Y. Jiang, et al. A Microfluidic Cytometer for Complete Blood Count With a 3.2-Megapixel, 1.1- um-Pitch Super-Resolution Image Sensor in 65-nm BSI CMOS.IEEE Transactions on Biomedical Circ. & Syst, 2017, PP(99):1-10.
(9)Xu Liu, L. Yao, et al. A power-efficient current-mode neural/muscular stimulator design for peripheral nerve prosthesi. Int. Journal of Circuit Theory & App. 2017. Vol. 46, no. 11, pp. 692-706.