Publications

Book Chapters:

Book

  • Y. Zhou and F. Yuan, "A frequency-domain study of injection-locking of non-harmonic oscillators," pp. 92-97, in Image, Vision and Computing, Ed. L. Xu, IACSIT Press, 2012.

Journal Papers(Legend: Underlined authors : Students):

  1. W. Wu, F. Yuan and Y. Zhou, "Sub-Threshold All-Digital DLL for Clock Generation of SAR ADC," in IEEE Open Journal of Circuits and Systems, vol. 6, pp. 270-282, 2025, doi: 10.1109/OJCAS.2025.3586748. 
  2. P. Leduc, X. Fu, and Y. Zhou, "A 430-mA Capacitor Less Analog Assisted Hybrid LDO with Fast Transient Algorithm, " IEEE Trans. on Circuits and Systems I - Regular Paper,  Accepted in Feb. 2025, doi: 10.1109/TCSI.2025.3539582.
  3. P. Parekh, F. Yuan, and Y. Zhou, "Bi-Directional Gated Ring Oscillator Time Integrator, " IEEE Trans. on Circuits and Systems I - Regular Paper,  Vol. 70, No. 09, pp. 3461-3473, Sept. 2023. DOI: 10.1109/TCSI.2023.3300225
  4. P. Parekh, F. Yuan, and Y. Zhou, "Delta-sigma time-to-digital converter with current-steering Vernier time integrator," Analog Integrated Circuits and Signal Processing (Springer),Vol. 14, pp. 325-343. 2023. DOI: 10.1007/s10470-022-02116-w
  5. H. S. Choi, T. Ngo, Y. Zhou, "Power Efficiency Characterization with Various Gate Oxide Thicknesses in Class DE Amplifiers for HIFU Applications," Electronics, 11(19), Oct. 2022, DOI: 10.3390/electronics11193191
  6. P. Parekh, F. Yuan and Y. Zhou, "True-single-phase-clock D-flipflops of improved metastability with applications in Vernier time-to-digital converters," IEEE Trans. on Circuits and Systems I - Regular Paper, Vol. 69, No. 3, pp.1102-1114, Mar. 2022.DOI: 10.1109/TCSI.2021.3122340
  7. P. Parekh, F. Yuan, and Y. Zhou, "Gated Vernier delay line time integrator with applications in ΔΣ time-to-digital converter," Microelectronics Journal (Elsevier), Vol. 119, Jan. 2022. DOI: 10.1016/j.mejo.2021.105316
  8. D. Lee, F. Yuan,  and Y. Zhou, "All-digital successive approximation TDC in time-mode signal processing," Microelectronics Journal(Elsevier), Vol. 114, Oct. 2021.DOI: 10.1016/j.mejo.2021.105152
  9. D. Lee, F. Yuan, G. Khan, and Y. Zhou, "A n8-bit digital-to-time converter with pre-skewing and time interpolation," IET Circuits, Devices & Systems, online, Apr. 2021.DOI: 10.1049/cds2.12063
  10. F. Sun,Y. Zhou, Z. Bai, Y. Chen, "A 190.3-dBc/Hz FoM 16-GHz Rotary Traveling-Wave Oscillator with Reliable Direction Control", Electronics Letters, Vol. 57, No. 5, Jan. 2021.DOI: 10.1049/ell2.12089
  11. J. Mercier and Y. Zhou, "Low-power multiband injection-locked wireless receiver," IET Circuits Devices and Systems, online, Mar. 2021. DOI: 10.1049/cds2.12048
  12. F. Yuan and Y. Zhou, "Injection signaling in relaxation oscillators," Analog Integrated Circuits and Signal Processing (Springer), Vol, 100, No. 1, pp.133-148, Jul. 2019.
  13. C. Christoffersen, T. Ngo, R. Song, Y. Zhou, S. Pichardo and L. Curiel, " Efficient Driving of HIFU Transducer Arrays," IEEE Trans. on Biomedical Circuits and Systems, Vol. 13, No. 1, pp. 214-224, Feb. 2019, DOI: 10.1109/TBCAS.2018.2888990
  14. Y. Zhou, N. M. Filiol and F. Yuan, " A Quadrature Charge-Domain Sampling Mixer with Embedded FIR, IIR, and N-Path Filters," IEEE Trans. on Circuits and Systems I - Regular Papers, Vol.62, No.5, 1431-1440, 2015.
  15. Y. Zhou and F. Yuan, "A Study of Injection-Locked Non-Harmonic Oscillators Using Volterra Series,''  IET Circuits Devices and Systems, Vol.9, No. 2, pp. 119-130, Jan. 2015.
  16. Y. Zhou and F. Yuan, "Cascaded Charge-Domain Sampling Mixer with Embedded 3rd-order sinc FIR and 4-path Filters for Software-Defined Radio,'' Electronics Letters, Vol. 50, No. 3, pp. 216-218, Jan. 2014.
  17. Y. Zhou and F. Yuan, "Design Techniques for High-speed I/Os : Challenges and Opportunities,'' J. Electrical and Electronics (Omics), Vol. 3, No. 1, pp. 1-5, Dec. 2013.
  18. F. Yuan and Y. Zhou, "Frequency-Domain Study of Lock Range of Non-Harmonic Oscillators with Multiple Multi-tone Injections,'' IEEE Trans. on Circuits and Systems I - Regular Papers, Vol. 60, No. 6, pp. 1395-1406, Jun. 2013.
  19. F. Yuan and Y. Zhou, "A Phasor-Domain Study of Lock Range of Harmonic Oscillators with Multiple Injections,'' IEEE Trans. on Circuits and Systems II - Express Briefs, Vol. 59, No. 8, pp. 466-470, Aug. 2012.
  20. Y. Zhou and F. Yuan, "A Study of Lock Range of Injection-Locked CMOS Active-inductor Oscillators Using A Linear Control System Approach,'' IEEE Trans. on Circuits and Systems II - Express Briefs, Vol. 58, No. 10, pp. 627-631, Oct. 2011.

Conference Papers:

  1. W. Wu, F. Yuan, and Y. Zhou, "Sub-Threshold DLL with Built-in Linearization and Time-Mode Proportional-Integral Locking," in Proc. IEEE International Symposium on Circuits and Systems (ISCAS), Accepted in Jan. 2026, Shanghai, China.
  2. X. Fu, Y. Zhou, Pierre Leduc, and Kamal EL-Sankary, "Process-Insensitive Pseudo-Resistor-Based Bandpass Filter with Wide and Linear Frequency Tuning for Biomedical Applications," Proc. 17th IEEE Latin American Symposium on Circuits and Systems (LASCAS),  Accepted in Oct. 2026, Arequipa, Peru.
  3. F. Braga, F. Yuan, and Y. Zhou, "Variable-Gain VTC and Subthreshold Cyclic Vernier TDC for Low-Power Hybrid SAR ADC," in Proc. 34th IEEE Microelectronics Design and Test Symposium, 2024, invited, Albany, New York, USA.
  4. W. Wu, F. Yuan, and Y. Zhou, "0.6-V 100-kHz sub-threshold delay-locked loop with linearization and time-mode proportional-integral locking," in Proc. 2024 IEEE Asia Pacific Conference on Circuits and Systems (APCCAS), Taipei, 2024, pp. 241-245, doi: 10.1109/APCCAS62602.2024.10808419.
  5. W. Wu, F. Yuan, and Y. Zhou, "A 0.6-V 108-nW 100-KHz Sub-Threshold Delay-Locked Loop with Digital Linearization for Low-Power SAR ADC," Proc. 67th IEEE MWSCAS, accepted in May 2024, Springfield, MA. USA.
  6. P. Leduc, X. Fu, and Y. Zhou, "A 3.04-Fs FoM Hybrid LDO Regulator with Fast Transient Algorithm and Wide Load Range," Proc. 67th IEEE MWSCAS, accepted in May 2024, Springfield, MA. USA(Invited to TCAS1).
  7. Z. Williams, L. Chen, Y. Zhou, and Z. Bai, "A 580-nA Quiescent Current Low-Dropout Regulator with Zero-Tracking for Wide Load Applications," Proc. 22nd IEEE International NEWCAS, accepted in April 2024, Sherbrooke, QC. Canada.
  8. P. Leduc, X. Fu, Y. Zhou, and Kamal ELSankary, "A Dual Loop Current Mode Feedback Capacitor Less LDO for High Current Applications," Proc. 22nd IEEE International NEWCAS, accepted in April 2024, Sherbrooke, QC. Canada.
  9. D. Lee, F. Yuan, and Y. Zhou, " Cyclic Vernier Digital-to-Time Converter for Time-Mode Successive Approximation TDC," Proc. 66th IEEE MWSCAS,  Aug., 2023, Phoenix, Arizona, USA
  10. D. Lee, F. Yuan, and Y. Zhou, "Time-Interpolated Vernier Digital-to-Time Converter with Applications in Time-Mode SAR TDC," Proc. 21st IEEE NEWCAS,  Jun., 2023, Edinburgh, UK.
  11. X. Fu,Y. Zhou, Pierre Leduc, and Kamal EL-Sankary, "A High-Speed Capacitor Less LDO with Multi-Loop Fast Feedback and Bandwidth Enhancement Control," Proc. 56th IEEE International Symposium on Circuits and Systems, pp. 1-5, Monterey, CA, USA, 2023. Doi: 10.1109/ISCAS46773.2023.10181422. 
  12. X. Fu,Y. Zhou and K. EL-Sankary, "Design of High-Bandwidth, High-DC Gain Single-Stage Amplifier for High-Speed ADCs", Proc. IEEE CCECE, accepted for publication in Aug. 2022.
  13. Y. Chen, Y. Zhou, C. C. Boon, P. I. Mak, and R. P. Martins, "A 2-mW 0.3-to-1GHz Wide-Injection-Locking Multi-mode Transmitter with a 1-Mb/s Data Rate", Proc. 2022 IEEE International  Conference on Circuits and Systems, pp. 195-199, Chengdu, China. Doi: 10.1109/ICCS56666.2022.9936064.
  14. P. Parekh, F. Yuan, and Y. Zhou, "Bi-directional gated ring oscillator time integrator for time-based mixed-signal processing,'' Proc. 65th IEEE MWSCAS, pp. 1-4, May 2022. Doi: 10.1109/MWSCAS54063.2022.9859404
  15. P. Parekh, F. Yuan, and Y. Zhou, "All-digital bi-directional gated ring oscillator time integrator for mixed-mode signal processing," Proc. IEEE NEWCAS, pp. 25-29, April 2022. Doi: 10.1109/NEWCAS52662.2022.9842064. 
  16. D. Lee, F. Yuan, and Y. Zhou, "Successive approximation register TDC in time-mode signal processing," Proc. 64th IEEE Mid-West Symp. Circuits Syst., pp. 845-948, East Lansing, MI. Aug.2021.
  17. P. Parekh, F. Yuan, and Y. Zhou, "Gated Vernier delay line time integrator for time-mode signal processing," Proc. 64th IEEE Mid-West Symp. Circuits Syst., pp. 1082-1085, East Lansing, MI. Aug. 2021. 
  18. D. Lee, F. Yuan,  and Y. Zhou, "All-digital successive approximation TDC in time-mode signal processing," Proc. IEEE Int’l Symp. Circuits Syst., pp. 1-4, May, 2021. Daegu, Korea. doi:10.1109/ISCAS51556.2021.9401207 ( Student Best Paper Award).
  19. P. Parekh, F. Yuan, and Y. Zhou, "All-digital time integrator using bi-directional gated Vernier delay line," Proc. 63rd IEEE Mid-West Symp. Circuits Syst., pp. 331-324, Springfield, MA, 2020.
  20. P. Parekh, F. Yuan, and Y. Zhou, "Area/power-efficient true-single-phase-clock D-flipflops with improved metastability," Proc. 63rd IEEE Mid-West Symp. Circuits Syst., pp. 182-185, Springfield, MA, 2020.
  21. J. Mercier and Y. Zhou, "35 uW Linearized LNA for WSN Applications," Proc. 62 nd IEEE MidWest Symp. Circuits and Systems, pp.97-100, Aug. 2019, Dallas.
  22. R. Riddiqui, F. Yuan and Y. Zhou, "A 500-MS/s 8.4 ps Double-Edge Successive Approximation TDC in 65 nm CMOS," Proc. 62nd IEEE MidWest Symp. Circuits and Systems, Aug. 2019, Dallas.
  23. Y. Zhou, J. Mercier and F. Yuan, " A Comparative Study Of Injection Locked Frequency Divider Using Harmonic Mixer In Weak And Strong Inversion," Proc. 61st IEEE MidWest Symp. Circuits and Systems, pp.97-100, Aug. 2018, Windsor.
  24. C. Christoffersen, T. Ngo, R. Song, Y. Zhou, S. Pichardo and L. Curiel, " Suboptimal Class DE Operation for Ultrasound Transducer Arrays," Proc. IEEE 16th NEWCAS,  pp. 234-237, Jun. 2018, Montreal. 
  25. Y. Zhou and F. Yuan, " Adaptive 4PAM Decision Feedback Equalizer with Reduced Number of Slicers," Proc. IEEE MidWest Symp. Circuits and Systems, pp. 775-778, Aug. 2017, Boston.
  26. Y. Zhou, N. Filiol and F. Yuan, " Low-Power Programmable Charge-Domain Sampling Mixer with Embedded N-path Bandpass Filter for Software Defined Radio," Proc. IEEE Int’l Symp. Circuits Syst., pp. 1934-1937, May. 2013, Beijing.
  27. Y. Zhou and F. Yuan, " A Frequency-Domain Study of Lock Range of Harmonic Oscillators with Multiple Injections," Proc. IEEE NEWCAS, pp. 29-32, Apr. 2012, Montreal.
  28. Y. Zhou and F. Yuan, "A Comparative Study of Lock Range of Injection-Locked Active Inductor Oscillators," Proc. IEEE MidWest Symp. Circuits and Systems, pp. 793-796, Aug. 2010, Seattle.
  29. Y. Zhou and F. Yuan, "Subthreshold CMOS Active Inductors with Applications to Low-Power Injection- Locked Oscillators for Passive Wireless Microsystems," Proc. IEEE Mid-West Symp. Circuits and Systems, pp. 885-888, Aug. 2010, Seattle.