主要科研项目
1. 国家重点研发计划子课题,2024YFF1206504,仿生神经电刺激芯片设计研究,2024/12—2028/12,20万,主持
2. 企事业委托项目,触觉感知技术研发,2025/02—2025/09,14万,主持
3. 北京市自然科学基金—怀柔创新联合基金重点项目,L245012,基于皮层脑机接口的手指精细化运动意图识别关键技术研究,2024/07—2027/06,参与
4.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—2025/09,118.5万,主持
5. 北京市自然科学基金面上项目,4222062,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
6. 国家自然科学基金青年项目,61806012,2019/01—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
7.北京市教委科技计划面上项目,KM201910005030,2019/01-2021/12,用于人-机接口的触觉传感器数据采集芯片设计,15万,主持
8. 北京未来芯片技术高精尖创新中心项目,KYJJ2018003,2018/09-2020/09,用于人-机接口的触觉感知芯片研究与设计,30万,主持
代表性研究成果
[1] 马思远,刘旭*,焦御坤,马何平,万培元,陈志杰*。生物阻抗检测芯片设计综述。集成电路与嵌入式系统,Vol. 25, no. 2, pp. 64-74. Feb. 2025.
[2]Xu Liu, Zeyu Lu, Juzhe Li, Xue Zhao, Lin Zheng, Weijian Chen, Gengchen Sun, Jiaqi Sun, Liuyang Zhang, Shenjun Wang, Biao Sun, Hao Yu. An 8-Channel High-Voltage Neural Stimulation IC Design with Exponential Waveform Output.Neuroelectronics, Volume 1, Issue 1, 2024.(封面文章)
[3]Weijian Chen,Xu Liu*, Peiyuan Wan, Zhijie Chen, Yi Chen*. “Anti-artifacts Techniques for Neural Recording Front-ends in Closed-Loop Brain-Machine Interface ICs”,Frontiers in Neuroscience, Vol. 18, May 2024.
[4]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 and Systems,2023, 17(5): 1037-1049.
[5]Weijian Chen, Weisong Liang,Xu Liu*, et al.,"A Low Noise Neural Recording Frontend IC With Power Management for Closed-Loop Brain-Machine Interface Application",IEEE Transactions on Biomedical Circuits & Systems,2023, 17(5): 1050-1061.
[6]Zheng Wang,Xu Liu*, Yunao Chen, Qiumeng Fan, Zhijie Chen, Peiyuan Wan. Design of analog front-end integrated circuit of tactile sensor for human-machine interface.Integration, Volume 93, 2023,102065.
[7]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.
[8]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.
[9]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.
[10]Chen, Zhuangguang;Liu, Xu*; Wang, Zheng. “A charge balancing technique for neurostimulators”,Analog Integrated Circuits and Signal Processing, 2020, 105(3):483-496.
[11]Xu Liu, Xiwei Huang, Yu Jiang, Hang Xu, Jing Guo, Han Wei Hou, Mei Yan, Hao Yu. 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.
[12]Xu Liu, Lei Yao, Kian Ann Ng,Peng Li,Wensi Wang,Minkyu Je,Yong Ping Xu.A power-efficient current-mode neural/muscular stimulator design for peripheral nerve prosthesis.Int. Journal of Circuit Theory & App. 2017. Vol. 46, no. 11, pp. 692-706.