Publications

Book Chapters:

• Y. Zhou and F. Yuan, "Injection-locking techniques in low-power wireless systems," chapter 8, in IoT and Low-Power Wireless: Circuits, Architectures, and Techniques, Ed. C. Siu. CRC Press, 2018. 

• 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):

• 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
• 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
• 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
• 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
• 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
• 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
• 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
• F. Sun,Y. Zhou, Z. Bai, Y. Chen, "A 190.3-dBc/Hz FoM 16-GHz Rotary Traveling-Wave Oscillator with Reliable Direction Control", IET Electronics Letters, Vol. 57, No. 5, Jan. 2021.DOI: 10.1049/ell2.12089
• 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
• 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.
• 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
• 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.
• 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.
• 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.
• 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.
• 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.
• 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.
• 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:

• 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. 20th IEEE Asia-Pacific Conf. Circuits Syst., 2024, accepted, Taipei.
• 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.
• 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.
• 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.
• 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.
• 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
• 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, Scotland
• X. Fu, Y. Zhou, Pierre Leduc, and Kamal Elsankary, "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. (invited to TCAS2)
• 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.
• 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.
• 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
• 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. (invited to TCAS1)
• 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.
• 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. (Invited to Analog Integrated Circuits and Signal Processing)
• 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 (invited to TCAS2, Student Best Paper Award)
• 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 (invited to TCAS1).
• 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 (invited to TCAS1).
• 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.
• 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.
• 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.
• 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. 
• 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.
• 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.
• 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.
• 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.
• 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.