Publications

Conference Papers

[29] Rubaya Absar, Bingjian Du, Zach D. Merino, Chenao Yuan, Bohdan Khromets, Shiyu Su, Jonathan Baugh, Lan Wei, "Investigating Impacts of Control-Electronics Non-idealities on Silicon Spin Qubits Quantum Gate Performance Using Quantum–Classical Co-Simulation,"  in 2026 IEEE International Electron Devices Meeting (IEDM), Dec. 2026. 

[28] Zhezheng Ren and Shiyu Su, “XAT: A Quantum-Like Digital SAT Accelerator with Non-Intuitive Clause-to-Variable Feedback”, IEEE/ACMInternational Symposium on Microarchitecture (MICRO), Nov. 2026.

[27] Chenao Yuan, Nam Phan Hoai Truong, Bingjian Du, Dylan Ma, Zhezheng Ren, Justin Luke Llanos, Rubaya Absar, Jonathan Baugh, Lan Wei, Shiyu Su, “Scalable and Cost-Efficient Qubit Readout with Code-Division Multiplexing”, IEEE International Conference on Quantum Computing and Engineering, Sep. 2026.

[26] Zhezheng Ren, Chenao Yuan, Yuke Zhang, Shiyu Su, "A PN-Free Digital 3-SAT Accelerator Using Crossbar Architecture and Frequency-Controlled Counters", in 2026 IEEE international symposium on high performance computer architecture (HPCA), Jan. 2026.

[25] Rubaya Absar*, Zach D. Merino*, Bingjian Du, Paul Jonghyuk Park, Chenao Yuan, Dylan Ma, Johan Alant, Shiyu Su, Jonathan Baugh, Lan Wei, "Spin Qubit Compact Model Enabling Co-Simulation of Quantum Dynamics with Classical Control Electronics,"  in 2025 IEEE International Electron Devices Meeting (IEDM), Dec. 2025. (* equal contribution)

[24]   C. Yang, Shiyu Su, M. Ayesh, S. Mahapatra, M. Hamada, V. Chenna, Hossein Hashemi, Mike Chen, “A Blocker-Tolerant Receiver with VCO-Based Non-Uniform Multi-Level Time-Approximation Filter with -36dB EVM in 28nm CMOS,” in IEEE International Solid-State Circuits Conference (ISSCC), Feb. 2025.

[23]   S. Mahapatra, M. Ayesh, C. Yang, M. Palaria, Shiyu Su, A. Zhang, Mike Chen, “A 24GHz Direct Digital Transmitter Using Multiphase Subharmonic Switching PA Achieving 3.2Gbps Data Rate and -30.8dB EVM in 65nm CMOS,” in IEEE International Solid-State Circuits Conference (ISSCC), Feb. 2025.

[22]   Q. Zhang*, Shiyu Su*, Z. Liu*, H.-C. Cheng, Z. Qiu., M. Palaria, J. Ye, D. Meng, B. Chen, S. Hossain, W. Wu, and Mike Chen, “A Stochastic Analog SAT Solver in 65nm CMOS Achieving 6.6μs Average Solution Time with 100% Solvability for Hard 3-SAT Problems,” in IEEE Symp. on VLSI Circuits, Jun. 2024. (* equal contribution)

[21]    Q. Zhang*, Shiyu Su*, B. R. Biswas, S. Gupta, and Mike Chen, “Synthesizable 10-bit Stochastic TDC Using Common-Mode Time Dithering and Passive Approximate Adder With 0.012mm2  Active Area in 12nm FinFET,” in IEEE Symp. on VLSI Circuits, Jun. 2024. (* equal contribution)

[20]    M. Palaria, Shiyu Su, H.-C. Cheng, R. Rasul, Q. Zhang, S. Mahapatra, C.-F. Law, S. Hossain, R. Bena, W. Wu, Q. Nguyen, M. S.-W. Chen, "Analog Kalman Filter with Integration and Digitization via a Shared Thyristor-Based VCO for Sensor Fusion in 65 nm CMOS", in IEEE European Solid State Circuits Conference (ESSCIRC), Sep. 2023.

[19]   H.-C. Cheng, Shiyu Su, M. Palaria, Q. Zhang, C. Yang, S. Hossain, R. Bena, B. Chen, Z. Liu, J. Liu, R. Rasul, Q. Nguyen, W. Wu, M. S.-W. Chen, "A Memristor-Based Analog Accelerator for Solving Quadratic Programming Problems," in IEEE Custom Integrated Circuits Conference (CICC), April 2023.

[18]   Shiyu Su*, Qiaochu Zhang*, and M. S.-W. Chen, “A 2GS/s 8.5-Bit Time-Based ADC Using a Segmented Stochastic Flash TDC,” in IEEE Custom Integrated Circuits Conference (CICC), Apr. 2023 (* equal contribution)

[17]   Qiaochu Zhang, Hsiang-Chun Cheng, Shiyu Su and Mike Chen, “A Fractional-N Digital MDLL with Injection Error Scrambling and Background Third-Order DTC Delay Equalizer Achieving –67dBc Fractional Spur,” in IEEE International Solid-State Circuits Conference (ISSCC), Feb. 2023.

[16]   Ce Yang, Shiyu Su and Mike Chen, “A Millimeter-Wave Mixer-First Receiver with Non-Uniform Time-Approximation Filter Achieving >45-dB Blocker Rejection,” in IEEE Radio Frequency Integrated Circuits Symposium (RFIC), June 2022. (Best Student Paper Award - First Place)

[15]   Qiaochu Zhang*, Shiyu Su* and Mike Chen, "A Cost-Efficient Fully Synthesizable Stochastic Time-to-Digital Converter Design Based on Integral Nonlinearity Scrambling," in 2022 59th ACM/EDAC/IEEE Design Automation Conference (DAC), July 2022. (* equal contribution)

[14]   Shiyu Su and Mike Chen, “High-Speed Digital-to-Analog Converter Design Towards High Dynamic Range,” in Proc. IEEE Custom Integrated Circuits Conf. (CICC), 2022. (Best Invited Paper Candidate)

[13]   Shiyu Su Q. Zhang, M. Hassanpourghadi, J. Liu, R.A. Rasul,and Mike Chen, “AMS Circuit Synthesis Enabled by the Advancements of Circuit Architectures and ML Algorithms,” in 2022 27th Asia and South Pacific Design Automation Conference (ASP-DAC), Jan. 2022. (Invited)

[12]   Shiyu Su, Q. Zhang, J. Liu, M. Hassanpourghadi, R.A. Rasul, and Mike Chen, “TAFA: Design Automation of Analog Mixed-Signal FIR Filters Using Time Approximation Architecture,” in 2022 27th Asia and South Pacific Design Automation Conference (ASP-DAC), Jan. 2022.

[11]   J. Liu, Shiyu Su, M. Madhusudan, M. Hassanpourghadi, S. Saunders, Q. Zhang, R. Rasul, Y. Li, J. Hu, A. K. Sharma, S. S. Sapatnekar, R. Harjani, A. Levi, S. Gupta and Mike Chen “From Specification to Silicon: Towards Analog/Mixed-Signal Design Automation using Surrogate NN Models with Transfer Learning,” in 2021 IEEE/ACM International Conference on Computer-Aided Design (ICCAD), Nov. 2021.

[10]   M. Hassanpourghadi, Shiyu Su, R.A. Rasul, J. Liu, Q. Zhang, and Mike Chen, “Circuit Connectivity Inspired Neural Network for Analog Mixed-Signal Functional Modeling,” in 2021 58th ACM/EDAC/IEEE Design Automation Conference (DAC), Dec. 2021.

[9]   Q. Zhang, Shiyu Su, C.-R. Ho, and Mike Chen, “A Fractional-N Digital MDLL with Background Two-Point DTC Calibration Achieving -60dBc Fractional Spur,” in IEEE International Solid-State Circuits Conference (ISSCC), Feb. 2021. (Invited for demo)

[8]   Q. Zhang, Shiyu Su, J. Liu and Mike Chen, “CEPA: CNN-based Early Performance Assertion Scheme for Analog and Mixed-Signal Circuit Simulation,” in 2020 IEEE/ACM International Conference on Computer-Aided Design (ICCAD), November 2020.

[7]   J. Liu, M. Hassanpourghadi, Q. Zhang, Shiyu Su and Mike Chen, “Transfer Learning with Bayesian Optimization-Aided Sampling for Efficient AMS Circuit Modeling,” in 2020 IEEE/ACM International Conference on Computer-Aided Design (ICCAD), November 2020.

[6]   Shiyu Su and Mike Chen, “A SAW-Less Direct-Digital RF Modulator with Tri-Level Time-Approximation Filter and Reconfigurable Dual-Band Delta-Sigma Modulation,” in IEEE International Solid-State Circuits Conference (ISSCC) Dig. Tech. Papers, Feb. 2020.

[5]   Shiyu Su and Mike Chen, “A 1–5GHz Direct-Digital RF Modulator with an Embedded Time-Approximation Filter Achieving -43dB EVM at 1024 QAM,” in IEEE Symp. on VLSI Circuits Dig. Tech. Papers, C20-C21, Jun. 2019.

[4]   M. Hassanpourghadi, Q. Zhang, P. Sharma, J. Nam, Shiyu Su, S. Chowdhury, J. Sathyamoorthy, W. Unglaub, F. Wang, Mike Chen, Sandeep Gupta, Anthony Levi, W. Hansford and W. Taylor, “Automated Analog Mixed Signal IP Generator for CMOS Technologies,” GOMACTech '19, March, 2019.

[3]   Shiyu Su and Mike Chen, “A 16-bit 12GS/s Single/Dual-Rate DAC with Successive Bandpass Delta-Sigma Modulator Achieving <-67dBc IM3 within DC to 6GHz Tunable Passbands,” in IEEE International Solid-State Circuits Conference (ISSCC) Dig. Tech. Papers, Feb. 2018.

[2]   Shiyu Su and Mike Chen, “A 12b 2GS/s dual-rate hybrid DAC with pulsed timing-error pre-distortion and in-band noise Cancellation Achieving >74dBc SFDR up to 1GHz in 65nm CMOS,” in IEEE International Solid-State Circuits Conference (ISSCC) Dig. Tech. Papers, pp. 456–457, Feb. 2016.

[1]   Shiyu Su, Tu-I Tsai, Praveen Kumar Sharma and Mike Chen, “A 12-bit hybrid DAC with 8GS/s unrolled pipeline delta-sigma modulator achieving >75dB SFDR over 500MHz in 65nm CMOS,” in IEEE Symp. on VLSI Circuits Dig. Tech. Papers, pp. 1-2, Jun. 2014.

Peer-Reviewed Journal Papers

[15] H. -C. Cheng, M. Palaria, Q. Zhang, Shiyu Su and M. S. -W. Chen, “A 0.68nJ/solution Inverse-Matrix-Vector Multiplication Solver with Decoupled Input Injection Scheme in 65nm CMOS,” in IEEE Solid-State Circuits Letters, July 2026.

[14] Shiyu Su, “Principles and Practices of High-Speed Digital-to-Analog Converter Design”, IEEE Solid-State Circuits Magazine, 2026.

[13] Shiyu Su*, Q. Zhang*, Z. Liu*, H.-C. Cheng, Z. Qiu., M. Palaria, J. Ye, D. Meng, B. Chen, S. Hossain, W. Wu, and Mike Chen, "A Stochastic Analog Boolean Satisfiability Solver,” IEEE J. Solid-State Circuits, 2025. (* equal contribution)

[12] S. Mahapatra, M. Ayesh, C. Yang, M. Palaria, Shiyu Su, Aoyang Zhang, Mike Chen, “A Millimeter-Wave Direct Digital Transmitter Using Multiphase Subharmonic Switching PA," IEEE J. Solid-State Circuits, 2025.

[11] C. Yang, Shiyu Su, M. Ayesh, S. Mahapatra, M. Hamada, V. Chenna, H. Hashemi, Mike Chen, “A Blocker-Tolerant Receiver With VCO-Based Non-Uniform Multi-Level Time-Approximation Filter,” IEEE J. Solid-State Circuits, 2025, doi: 10.1109/JSSC.2025.3601571.

[10] Shiyu Su*, Q. Zhang*, B. R. Biswas, S. Gupta, and Mike Chen, “Stochastic TDC Using Common-Mode Time Dithering and Passive Approximate Adders,” (Invited) IEEE J. Solid-State Circuits, 2025. (* equal contribution)

[9]   Z. Liu, H.-C. Cheng, S. Hossain, D. Meng, R. Bena, Y. Shi, B. Chen, D. W. Yang, Shiyu Su, Y. Wang, P. Hu, M. Palaria, H. Yang, Q. Zhang, B. Song, T.-H. Ou, J. Ye, N. T. Hiramony, H. Zhang, T.-H. Hsu, Z. Tang, Z. Cai, M. Barnell, Q. Wu, C. Yang, S. Cronin, Q. Nguyen, M. S.-W. Chen, W. Wu, “Ultrafast Hybrid Computing Systems Enabled by Memristor-Based Quadratic Programming Circuits,” Advanced Functional Materials, September 2024.

[8]   Q. Zhang, H.-C. Cheng, Shiyu Su, and Mike Chen, “Fractional-N Digital MDLL With Injection-Error Scrambling and Calibration,” (Invited)  IEEE J. Solid-State Circuits, 2023.

[7]   C. Yang, Shiyu Su, and Mike Chen, “Millimeter-Wave Receiver with Non-Uniform Time-Approximation Filter,” (Invited)  IEEE J. Solid-State Circuits, 2023.

[6]   Shiyu Su and Mike Chen, “SAW-Less Direct RF Transmitter with Multi-Mode Noise Shaping and Tri-Level Time-Approximation Filter,”  IEEE J. Solid-State Circuits, 2021.

[5]   Q. Zhang, Shiyu Su, C.-R. Ho, and Mike Chen, “A Fractional-N Digital MDLL with Background Two-Point DTC Calibration,” (Invited)  IEEE J. Solid-State Circuits, 2021.

[4]   Shiyu Su and Mike Chen, “A Time-approximation Filter for Direct RF Transmitter,” IEEE J. Solid-State Circuits, 2021.

[3]   Shiyu Su and Mike Chen, “A 16-bit 12GS/s Single/Dual-Rate DAC with a Successive Bandpass Delta-Sigma Modulator Achieving <-67dBc IM3 within DC to 6GHz Tunable Passbands,” (Invited) IEEE J. Solid-State Circuits, Dec. 2018.

[2]   Shiyu Su and Mike Chen, “A 12-Bit 2 GS/s Dual-Rate Hybrid DAC With Pulse-Error Pre-Distortion and In-Band Noise Cancellation Achieving > 74 dBc SFDR and <−80 dBc IM3 up to 1 GHz in 65 nm CMOS,” (Invited) IEEE J. Solid-State Circuits, vol. 51, no. 12, pp. 2963–2978, Dec. 2016.

[1]   Shiyu Su, Tu-I Tsai, Praveen Kumar Sharma, and Mike Chen, “A 12 bit 1GS/s dual-rate hybrid DAC with an 8GS/s unrolled pipeline delta-sigma modulator achieving > 75 dB SFDR over the Nyquist band,” (Invited) IEEE J. Solid-State Circuits, vol. 50, no. 4, pp. 896–907, Apr. 2015.

Tony Levi, Wei Wu, Sandeep Gupta, Buyun Chen, Zerui Liu, Deming Meng, Shiyu Su, Qiaochu Zhang, Shuo-Wei Chen, “Boolean satisfiability circuit accelerator,” US Patent, US20240111824A1, 2024.

Shiyu Su, “Digital to radio frequency conversion techniques,” Ph.D. dissertation, 2019.

Download link: https://www.proquest.com/docview/2539907297