徐佳伟

研究员,博士生导师
电子邮件:  jwxu@fudan.edu.cn

 

 



智能医疗集成电路与系统实验室(Biomedical IC and System Laboratory)

  • 现招收品学兼优,严谨认真,勇于创新的硕士生、博士生、科研助理、博士后。
  • 欢迎有志于从事高性能模拟放大器(Amplifier),高精度数据转换器(ADC,DAC),低功耗短距离无线通信芯片,高能效电源管理芯片,低功耗混合信号(Mixed-Signal)片上系统(SoC)集成,可穿戴和可植入式健康医疗芯片和系统(Biomedical ASIC & System)的同学们加入。申请人需有模拟/数字集成电路背景和研究兴趣。博士后申请者需有芯片设计/流片/测试经验,并发表过相关的国际期刊或会议论文。除了芯片设计之外,也非常欢迎有嵌入式系统硬件/固件/软件开发经验,智能医疗传感器设计,健康监测系统设计,生物医学信号处理背景的同学加入,请发个人简历至我的邮箱或致电联系。
  • 实验室以高精度、高能效、高可靠性的智能健康医疗芯片和系统为科研目标,鼓励技术讨论,团队合作和大胆创新,为学生提供良好的科研氛围和支持。同学们将有机会参与完整的芯片设计/测试流程,系统集成和评估,样机的临床测试,并在一流的国际会议期刊上发表研究成果。此外,实验室将为优秀学生提供学术界深造或工业界就业的有力推荐。

课题组研究方向:

  • 应用于智能传感器接口(Sensor Interface)电路的高性能模拟放大器(Instrumentation Amplifier)和数据转换器(SAR/Delta-Sigma ADC)
  • 应用于可穿戴医疗设备的心电(ECG),脑电(EEG),生物阻抗(BioZ)和近红外(NIRS)模拟前端芯片
  • 应用于可植入医疗设备的超低功耗混合信号片上系统集成(SoC)

教育背景

  • 2016 荷兰代尔夫特理工大学(TU Delft),微电子,博士
  • 2006 荷兰代尔夫特理工大学(TU Delft),微电子,硕士
  • 2004 北京工业大学,电子信息工程,学士

工作经历
   2018.11–至今  复旦大学微电子学院
     研究员,博士生导师
   2006.09–2018.11  欧洲微电子研究中心(imec)
     资深研究员,项目经理

主要研究经历

  • 超低功耗脑电波系统开发项目
    • 业界首枚基于干电极的脑电波(EEG)采集主动电极(Active Electrode),避免传统电极胶。
    • 在此基础上改进,实现了多通道脑电波采集,脑电波和电极阻抗(Electrode-Tissue Impedance)同步采集,芯片应用于可穿戴头盔并且实现量产。
    • 数字主动电极(Digital Active Electrode)支持基于数字接口的多通道脑电波采集系统。
    • 集成了脑电波和近红外光(NIRS)采集功能的芯片,支持脑部电信号和血氧的同步监控。
  • 超低功耗心电图采集芯片
    • 实现工业界量产的低功耗单通道心电ECG检测芯片,主要参数如噪声,输入阻抗,共模抑制比CMRR等参数均超过业界同类型商用芯片。
  • 多参数生理信号采集芯片
    • 低功耗生理信号采集芯片可以集成在智能手环上同时测量人体多种生理参数,包括心电,脑电,肌电,呼吸,皮肤电导和血氧浓度的变化。
    • 在超低工作电压可以同时测量心电和生物阻抗的超低功耗模拟前端。
    • 快速测量宽带生物阻抗(Bio-Impedance Spectroscopy)和心电ECG的低功耗模拟前端
  • 高精度模拟放大器设计
    • 斩波放大器(Chopper Amplifier)的电流噪声测试和分析
    • 主动电极模拟前端各个参数的设计优化总结

主要成果及荣誉
  IEEE SSCS Predoctoral Achievement Award 2014
  imec Scientific Excellence Award 2014
  8项美国和欧洲专利
  已发表在包含行业顶级期刊ISSCC和JSSC在内的30余篇论文:
    模拟集成电路:ISSCC (5篇); JSSC(3篇); VLSI-C(3篇); ESSCIRC(2篇); CICC(1篇);
    生物医疗电路:TBioCAS (3篇);1 JETCAS (1篇); RBME (1篇); SENSORS (1篇);
  1本英文著作,3篇英文著作章节

主要期刊/会议论文
期刊:

  • Jiawei Xu, Pieter Harpe, and Chris Van Hoof, “An energy-efficient and reconfigurable sensor IC for bio-Impedance spectroscopy and ECG recording,” submitted to IEEE J. Emerging and Selected Topics in Circuits and Systems (JETCAS), vol.8, no.3, pp. 616-626, May. 2018.
  • Jiawei Xu, Mario Konijnenburg, Hyunsoo Ha, Roland van Wegberg, Shuang Song, Dolores Balanco, Chris Van Hoof and Nick Van Helleputte, “36μW 1.1mm2 reconfigurable analog front-end IC for cardiovascular and respiratory signals recording,” IEEE Trans. Biomedical Circuits and Systems (TBioCAS), vol.12, no.4, pp. 774-783, April. 2018.
  • Jiawei Xu, Srinjoy Mitra, Chris Van Hoof, Refet Firat Yazicioglu, and Kofi Makinwa, “Low power active electrodes for wearable EEG acquisition: review and electronics design methodologies,” IEEE Reviews in Biomedical Engineering (R-BME), vol.10, pp. 187-198, Jan. 2017.
  • Jiawei Xu, Benjamin Büsze, Chris Van Hoof, Kofi Makinwa, and Refet Firat Yazicioglu, “A 15-channel digital active electrode system for multi-parameter biopotential measurement” IEEE J. Solid-State Circuits (JSSC), vol.50, no.9, pp.2090-2100, Sep. 2015.
  • Jiawei Xu, Srinjoy Mitra, Akinori Matsumoto, Shrishail Patki, Chris Van Hoof, Kofi Makinwa, and Refet Firat Yazicioglu, “A wearable 8-channel active-electrode EEG/ETI acquisition system for body area networks,” IEEE J. Solid-State Circuits (JSSC), vol.49, no.9, pp. 2005-2016, Aug. 2014.
  • Jiawei Xu, Qinwen Fan, Johan Huijsing, Chris Van Hoof, Refet Firat Yazicioglu, and Kofi Makinwa, “Measurement and analysis of current noise in chopper amplifiers” IEEE J. Solid-State Circuits (JSSC), vol.48, no.7,pp.1575-1584, July. 2013.
  • Jiawei Xu, Refet Firat Yazicioglu, Bernard Grundlehner, Pieter Harpe, Kofi Makinwa, and Chris Van Hoof, “A 160μW 8-channel active electrode system for EEG monitoring,” IEEE Trans. Biomedical Circuits and Systems (TBioCAS), vol.5, no.6, pp.555-567, Dec. 2011.

会议

  • Jiawei Xu, Qiuyang Lin, Ming Ding, Yao Li, Chris Van Hoof, Wouter Serdijn, and Nick Van Helleputte., “A 0.6V 3.8μW ECG/bio-impedance monitoring IC for disposable health patch in 40nm CMOS,” IEEE Custom Integrated Circuits Conference (CICC), pp.1-4, April 2018.
  • Jiawei Xu, Mario Konijnenburg, Budi Lukita, Shuang Song, Hyunsoo Ha, Roland van Wegberg, Erfan Sheikhi, Massimo Mazzillo, Giorgio Fallica, Walter De Raedt, Chris Van Hoof, and Nick Van Helleputte., “A 665μW silicon photomultiplier-based NIRS/EEG/EIT monitoring ASIC for wearable functional brain imaging,” IEEE International Solid-State Circuits Conference (ISSCC), pp.294-296, Feb. 2018.
  • Jiawei Xu, Mario Konijnenburg, Hyunsoo Ha, Roland van Wegberg, Budi Lukita, Samira Zali Asl, Chris Van Hoof and Nick Van Helleputte, “36μW reconfigurable analog front-end IC for multimodal vital signs monitoring,” IEEE VLSI Symposium on Circuits (VLSIC), pp.170-171, June. 2017.
  • Hyunsoo Ha, Mario Konijnenburg, Budi Lukita, Roland van Wegberg, Jiawei Xu, Richard van den Hoven, Marijn Lemmens, Ronald Thoelen, Chris Van Hoof and Nick Van Helleputte, “A bio-impedance readout IC with frequency sweeping from 1k-to-1MHz for electrical impedance tomography,” IEEE VLSI Symposium on Circuits (VLSIC), pp.174-175, June. 2017.
  • Jiawei Xu, Pieter Harpe, Julia Pettine, Chris Van Hoof, and Refet Firat Yazicioglu, “A low power configurable bio-impedance spectroscopy (BIS) ASIC with simultaneous ECG and respiration recording functionality,” IEEE European Solid-State Circuits Conference (ESSCIRC), pp.396-399, Sept. 2015.
  • Jiawei Xu, Benjamin Büsze, Hyejung Kim, Kofi Makinwa, Chris Van Hoof, and Refet Firat Yazicioglu, “A 60nV/√(Hz) 15-channel digital active electrode system for portable biopotential monitoring,” IEEE International Solid-State Circuits Conference (ISSCC), pp.424-425, Feb. 2014.
  • Jiawei Xu, Qinwen Fan, Johan Huijsing, Chris Van Hoof, Refet Firat Yazicioglu, and Kofi Makinwa, “Measurement and analysis of current noise in chopper amplifiers,” IEEE European Solid-State Circuits Conference (ESSCIRC), pp.81-84, Sept. 2012.
  • Srinjoy Mitra, Jiawei Xu, Akinori Matsumoto, Kofi Makinwa, Chris Van Hoof, and Refet Firat Yazicioglu, “A 700μW 8-channel EEG/contact-impedance acquisition system for dry-electrodes,” IEEE VLSI Symposium on Circuits (VLSIC), pp.68-69, June. 2012.
  • Jiawei Xu, Refet Firat Yazicioglu, Pieter Harpe, Kofi Makinwa, and Chris Van Hoof, “A 160μW 8-channel active electrode system for EEG monitoring,” IEEE International Solid-State Circuits Conference (ISSCC), pp.300-302, Feb. 2011.

专著章节

  • Jiawei Xu, Refet Firat Yazicioglu, Chris Van Hoof, and Kofi Makinwa, “Low-Power Active Electrodes for Wearable EEG Acquisition,” Springer, 2018.
  • Jiawei Xu, Rachit Mohan, Nick Van Helleputte, Srinjoy Mitra, “Design and Optimization of ICs for Wearable EEG Sensors” Biological & Chemical Sensing on CMOS, pp. 163-185, Springer, 2018.
  • Nick Van Helleputte, Jiawei Xu, et al., “Advances in bio-medical sensor systems for wearable health,” Hybrid ADCs, Smart Sensors for the IoT, and Sub-1V, Advanced Node Analog Circuit Design, pp. 121-143, Springer, 2018.
  • Refet Firat Yazicioglu, Jiawei Xu, et al., “Low power biomedical interfaces,” Efficient Sensor Interfaces, Advanced Amplifiers and Low Power RF Systems, pp.81-101, Springer, 2016.
 
 
 
 

 

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