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研究方向:模拟和混合信号集成电路设计,模拟数字转换器( ADC )设计,模拟信息转换器( AIC )设计,电源管理芯片等,包括:

1 )高速高精度 ADC/TIADC 设计及校正算法

2 )亚奈奎斯特采样模拟信息转换器( AIC )设计及重构算法。

3 )电源管理芯片开发,包括 DC-DC 电压转换和 LDO 稳压芯片。

刘素娟,博士,教授,硕士生导师。长期从事集成电路设计专业的教学和科研工作。主要从事模拟数字转换器( ADC )芯片 设计 、基于压缩感知的模拟信息转换( AIC )及数字重构算法芯片 设计 、高能效电源管理芯片设计等领域的项目研究与开发工作。近 5 年发表论文 20 余篇,主要成果 发表 IEEE TCAS I IF 4.14 ,电路与系统领域国际顶级期刊)、 IEEE VLSI IEEE Transactions on Instrumentation & Measurement(IF:5.332) 国际 期刊及会议上。申请授权专利 10 余项。主持 10 余项集成电路设计方向的项目(国家自然科学基金 2 项,北京市自然科学基金 3 项)。 2014 年入选北京工业大学日新人才计划。

1997.09-2001.06 山东大学 通信工程 本科 / 学士

2001.09-2006.06 北京工业大学 微电子学与固体电子学 研究生 / 博士

2010.06-2010.09 鲁汶大学 K.U. Leuven ,访问学者,欧洲微电子研发中心 IMEC 访学获得 Nano-scale SoC Design 毕业证书。

2014.04-2014.05 爱尔兰都柏林大学( UCD ),访问学者,完成 智能 环境监测系统研制方向的学术交流。

2006.07- 至今 北京工业大学信息科学技术学院

IEEE 会员,国家自然科学基金通信评审专家

本科生教学:主讲微电子科学与工程学科基础必修课程《集成电路原理与设计》、电子科学与技术以及微电子科学与工程学科专业限选课《 ASIC 设计与应用》。

研究生教学: 电子科学与技术学硕专业及集成电路工程专硕专业 《集成电路设计与 Verilog

1. 国家自然科学基金,基于二次压缩的模拟信息转换器 (AIC) 的关键技术研究与实现

2. 北京市自然科学基金 , 基于双混频预调制的亚奈奎斯特采样模拟信息转换器 (AIC) 的研究与实现

3. 国家自然科学基金,基于频率相关模型的时间交替 ADC 频率响应失配误差的自适应校正方法研究

4. 北京市自然科学基金 , 基于压缩感知( CS )的模拟信息转换( AIC )的关键技术研究

5. 北京市自然科学基金,基于信号重组的时间交替高速 ADC 的校准技术研究

6. 北京市教委科技项目,基于欠采样的模拟信息转换器( AIC )的实现技术研究

7. 北京市教委科技项目,时间交替模数转换器的自适应校准方法研究

8. 教育部博士点基金,时间交替模数转换器( TIADC )的全数字校准技术研究

9. 企事业委托项目,电源管理芯片模拟 IP 核开发

10. 企事业委托项目,模拟 - 数字转换器设计及数字后处理技术的研究

11. 企事业委托项目,高速并行模数转换器 (ADC )设计的关键技术研究

12. 企事业委托项目,多通道模数转换器通道失配误差校正技术研究

荣誉和获奖

指导获得国家奖学金的硕士研究生 4 人。 2020 年指导本科生获得全国大学生集成电路创新创业大赛获得全国总决赛二等奖、华北赛区一等奖。 2016-2022 年指导学生参加全国大学生集成电路创新创业大赛以及北京大学生集成电路设计大赛多次获奖。承担两门本科生课程和一门研究生课程,所承担的《集成电路原理与设计》是微电子科学与工程学科基础必修课程,连续 3 年获得学生评教满分课堂。指导本科毕业设计特优和优秀各 1 人;指导优秀硕士论文 4 人。

代表性研究成果

本人 一直从事模数混合集成电路设计方面的研究工作,在 模拟集成电路设计以及 模数混合系统的建模、电路设计、后续数字信号处理方面取得创新成果。研究工作主要包含 个方面:

方向一:超高速并行时间交织模数转换器( TIADC )设计。提出 TIADC 系统采样时间失配误差估计算法和基于调制矩阵的失配数字校准方法,针对此创新工作的研究成果分别发表在 IEEE Transactions on Instrumentation & Measurement 和电路与系统领域顶级期刊 IEEE Transactions on Circuits and Systems I: Regular Papers 上。

方向二:基于压缩感知 (Compressed Sensing, CS) 理论,针对在某个变换域内具有稀疏性的超宽带信号,研究模拟信息转换器( Analog to information converter AIC )的低功耗实现和数字重构算法。针对此创新工作的研究成果发表在 IEEE Transactions on VLSI Systems 等领域内高水平期刊。

方向三:设计的 Buck D C-DC 电压转换以及高精度低压差线性稳压器 LDO 芯片已经投片量产。

主要论文论著

近期以第一作者发表的主要期刊论文( part :

[1] S. Liu, L. Zhao and S. Li, "A Novel All-Digital Calibration Method for Timing Mismatch in Time-Interleaved ADC Based on Modulation Matrix," in IEEE Transactions on Circuits and Systems I: Regular Papers, vol. 69, no. 7, pp. 2955-2967, July 2022.

[2] Liu, S., Zhao, L., Deng, Z. et al. A Digital Adaptive Calibration Method of Timing Mismatch in TIADC Based on Adjacent Channels Lagrange Mean Value Difference” Circuits Systems and Signal Processing Vol.40 (12), 2021

[3] LIU Sujuan, LIU Lei An FFT-based High SNR MWC Back-end Architecture with Analog Low-pass Filter Compensation Chinese Journal of Electronics, Vol. 29 (3): 563-573, 2020

[4] Sujuan Liu, Ning Lyu , Jiashuai Cui, and Yuexian Zou , Improved Blind Timing Skew Estimation Based on Spectrum Sparsity and ApFFT in Time-Interleaved ADCs IEEE Transactions on Instrumentation & Measurement, Vol. 68, no. 1, pp.73-86 ,2019

[5] Sujuan Liu, Ning Lyu, Haojiang Wang “The Implementation of the Improved OMP for AIC Reconstruction Based on Parallel Index Selection”, IEEE Transactions on Very Large Scale Integration (VLSI) Systems, Vol. 26, no. 2, pp.319- 328, 2018

[6] Sujuan Liu, Haixiao Ma NingLyu Adaptive Blind Timing Mismatch Calibration with Low Power Consumption in M-Channel Time-Interleaved ADC”, Circuits, Systems, and Signal Processing, Vol.37, no. 11, pp. 4861-4879, 2018

[7] Sujuan Liu Ning Lv Haixiao Ma Anding Zhu Adaptive semiblind background calibration of timing mismatches in a two-channeltime-interleaved analog-to-digital converter Analog Integrated Circuits and Signal Processing Vol.90, no.1,pp.1-7,2017,

[8] Sujuan Liu , Peipei Qi, Adaptive Calibration of Channel Mismatches in Time-Interleaved ADCs Based on Equivalent Signal-Recombination. IEEE Transactions on Instrumentation & Measurement, 2014, Volume:63, Issue:2:277-286, 2014

[9] Sujuan Liu , Junshan Wang, Calibration for Realization Errors of Two-Channel Hybrid Filter Bank Analog-to-Digital Converters based on Frequency-dependent Model. Circuits, Systems, and Signal Processing. Vol.33, no.3,pp.761-779,2014

[10] Sujuan Liu, Wenshu Jiang, Meihui Zhang. Dual-Channel Multiplexing Technology and its Realization in Interpolation Filter in Stereo Audio Sigma-Delta DAC. Analog Integrated Circuits and Signal Processing. Vol.33, no.3,pp.487-494,2014

[11] Sujuan Liu, Wenshu Jiang. Channel Mismatches Correction in Time-Interleaved ADCs Based on Hybrid Filter Bank Reconstruction. Chinese Journal of Electronics( 电子学报,英文版 ). Vol. 23 no.1 : 75-80,2014

[12] 刘素娟 , 崔程凯 , 郑丽丽 . 基于压缩感知的贪婪类重构算法原子识别策略综述 , 电子与信息学报 , 45(1):361-370,2023

[13] 刘素娟,张仲侯 . 基于记忆多项式的时间交织模数转换器自适应非线性失配校正方法,电子与信息学报, 43(1):3718-3726,2021

[14] 刘素娟,齐佩佩,王俊山 . 基于频域特性的时间交替模数转换系统采样时间误差校正算法 , 电子学报 , 43(03) 587-590, 2015

近期以第一作者发表的主要会议论文( part :

[1] Sujuan Liu, Xiaoyao Lyu, Zihao Wei, Yuhao Liu, Compensation Method for MWC Hardware Based on Single Measurement 2022 International Conference on Sensing, Measurement & Data Analytics in the era of Artificial Intelligence Haerbin, 2022-12-21 2022-12-24.

[15] Sujuan Liu Zihao Wei. Design of A Modulated Wideband Converter for Low-Speed Sampling of Sparse Analog Signals 2022 IEEE 16th International Conference on Solid-State & Integrated Circuit Technology (ICSICT), Nanjing, 2022-10-25 2022-10-28.

[16] Sujuan Liu, Yuhao Liu, Jiajun Ma, Chengkai Cui, Xiaoyao Lyu. A Compressive Sensing Recovery Hardware Implementation based On Half-Candidate Subspace Pursuit Algorithm.                                          2022 IEEE 16th International Conference on Solid-State & Integrated Circuit Technology (ICSICT), Nanjing, 2022-10-25 2022-10-28.

[17] Sujuan Liu, Chengkai Cui,Lili Zheng. MMV Batch Look Ahead Orthogonal Matching Pursuit (M-BLAOMP) Algorithm for Joint sparse Recovery 2021 IEEE 13th International Conference on ASIC (ASICON 2021), 2021.11

[18] Sujuan Liu, Zhonghou Zhang. Adaptive Nonlinear Mismatch Calibration Technique for TIADC Based on Memory Polynomial Model 2020 15th IEEE International Conference on Solid-State and Integrated Circuit Technology (ICSICT), 2020.11

[19] Sujuan Liu, Lin Zhao. A Low-Complexity Timing Mismatch Calibration Method for Four-Channel Time-Interleaved ADCs Based on Cross Correlation 2020 15th IEEE International Conference on Solid-State and Integrated Circuit Technology (ICSICT), 2020.11

[20] Sujuan Liu, Lili Zheng, Lei Liu, Qianjin Lin. MMV Subspace Pursuit (M-SP) Algorithm for Joint Sparse Multiple Measurement Vectors Recovery, 2019 IEEE 13th International Conference on ASIC (ASICON 2019), 2019.10.29-2019.11.1

[2] Sujuan Liu, Zhiyue Deng, Ze Li, Yuezhang Zhou. A Digital Blind Adaptive Calibration Technique based on Timing Mismatch of Adjacent Channels in TIADC. 2018 14th IEEE International Conference on Solid-State and Integrated Circuit Technology (ICSICT), QingDao ,2018.10.31-2018.11.3

[3] Su-juan Liu, Yi-hui Fan, Ning Lyu, Ze Li, Yuezhang Zhou. Design and Analysis of a Wideband &High Compression ratio Analog to Information Converter. 2018 14th IEEE International Conference on Solid-State and Integrated Circuit Technology (ICSICT), Qingdao ,2018.10.31-2018.11.3

[4] Sujuanan Liu, Ning Lyu, Zisheng Wang, High-speed FPGA implementation of orthogonal matching pursuit for analog to information converter, 2017 IEEE 12th International Conference on ASIC (ASICON), 2017.10.25-2017.10.28 (Pages: 152 - 155)

[5] Sujuan Liu, Ze Li, All-Digital background calibration technique of the channel-time-mismatch in a two-channel TIADC, 2017 IEEE 12th International Conference on ASIC (ASICON), 2017.10.25-2017.10.28 (Pages: 632 - 635)

[6] Sujuan Liu, Shisheng Yang, Ning Lv, Calibration of timing mismatch in a two-channel time-interleaved ADC based on testing signal and its verification on FPGA, 2016 13th IEEE International Conference on Solid-State and Integrated Circuit Technology (ICSICT), HANGZHOU,2016.10.25-2016.10.28(Pages: 1473 – 1475)

[7] Sujuan Liu, Zhenzhen Zhao Chuyu Xia A Fast Convergence Speed and High Accuracy Calibration Method for Pipelined ADCs based on the Conjugate Gradient Algorithm, 2016 13th IEEE International Conference on Solid-State and Integrated Circuit Technology (ICSICT), HANGZHOU 2016.10.25-2016.10.28

[8] Sujuan Liu, Chuyu Xia, Zhenzhen Zhao. A Low-power Real-time Air Quality Monitoring System Using LPWAN based on LoRa, 2016 ICSICT, HANGZHOU 2016.10.25-2016.10.28

[9] Sujuan Liu, Haixiao Ma Jiashuai Cui Adaptive semi-blind background calibration of timing mismatches in an M-channel time-interleaved analog-to-digital converter 2015 IEEE 11th International Conference on ASIC(ASICON) CHENGDU 2015.10.29-2015.11.3

[10] Sujuan Liu, Xiangjun Xu Yuexian Zou Blind Timing Skew Estimation Based on SpectraSparsity and All Phase FFT forTime-Interleaved ADCs 2015 IEEE International Conference on Digital Signal Processing (DSP) Singapore 2015.7.4-2015.7.8

[11] Sujuan Liu, Meihui Zhang, and Wenshu Jiang. Design and exploration of low-power sub-nyquist processing with modulated wideband converter. IEEE 12th IEEE International Conference on Solid-State and Integrated Circuit Technology (ICSICT) CHENGDU, 2014.11

[12] Sujuan Liu, Jiashuai Cui, Haixiao Ma, and Yuexian Zou. Blind Timing Error Estimation Based on The Phasic Relationship Between Nonoverlapping Frequency Points in Time-Interleaved ADCs IEEE 12th IEEE International Conference on Solid-State and Integrated Circuit Technology (ICSICT) 2014.11

[13] Sujuan Liu , Meihui Zhang, Theory and Hardware Implementation of an Analog-to-Information Converter Based on Compressive Sensing. 2013 IEEE 10th International Conference on ASIC(ASICON), 2013.11