Conference Papers: Integrated Circuits

Papers focused heavily on CMOS, SoC integration, readout chips, ADCs/DACs, energy harvesting circuits, transmitters/receivers, and oscillators.

2026
  • Ying-Yu Yang, Wei-Chih Wang, Yen-Yu Chen, Yi-Ting Lin, and Yu-Te Liao, “A 14-bit, 125ps Temporal Resolution, Multiphase Dual Edge Digital Pulse Width Modulator” International VLSI Symposium on Technology, Systems and Applications (VLSI-TSA), Hsinchu, Taiwan, April 13-17, 2026.
  • Min-Hua Chang, Lin Chou, Yen-Jen Liu, Chen-Hsing Hsu, Ying-Yu Yang, Bo-Cheng Juan, Guan-Yu Lin, Yi-Jie Lin, Yao-Wei Huang, Nitish Kumar, Shu-Ping Lin, Yu-Te Liao, “A Multimodal Biosensing System-on-Chip with Integrated Wireless Transceiver and Power Management for Stress Monitoring” IEEE International Solid-State Circuits Conference (ISSCC), Feb. 2026.
2025
  • I-Fan Lin, Yu-Hung Tung, Po-Hsun Chu and Yu-Te Liao*, “A 600-pW, 34.6 ppm/˚C, -50 ˚C to 130 ˚C CMOS Voltage Reference with Leakage-Based Temperature Compensation and Supply Rejection Enhancement Techniques” in IEEE International Symposium on Circuits and Systems (ISCAS), London, UK, 25-28 May, 2025.
  • Meng-Hsun Yu, Ruo-An Lin, Min-Hua Chang, Chia-Chen Hsieh and Yu-Te Liao*, ”A CMOS Power-Efficient Continuous-Time Delta-Sigma Resistor-to-Digital Converter for Force-Sensing Applications” in IEEE International Symposium on Circuits and Systems (ISCAS), London, UK, 25-28 May, 2025.
  • Hong-Wei Chu, Ying-Yu Yang, Kwan-Jen Chu, Jung-Sheng Chen, Hao-Yi Guo, Yu-Te Liao*, “A Buck-Boost Converter with Duty-Cycle and Dynamic Slope Compensation Techniques for Output Ripple Reduction” International VLSI Symposium on Technology, Systems and Applications (VLSI-TSA), Hsinchu, Taiwan, April 21-25, 2025.
2024
  • Yao-Wei Huang and Yu-Te Liao*, “A 62nW, 920MHz Wake-up Receiver with Automatic Offset Calibration Technique,” IEEE Asia Pacific Conference on Circuits and Systems(APCCAS), Taipei, Taiwan, Nov. 7-9, 2024
  • Po-Hsun Chu, Cheng-Tse Tsai, Yu-Siang Chou, Nitish Kumar, Shu-Ping Lin, Yu-Te Liao*, “A Pulsed Electrochemistry Readout IC with Slew-rate Booting Technique and Phase-domain ∆Σ ADC for Si-Nanowire Electrical Double-layer Capacitance Measurement” in proc. Symp. VLSI Circuits (VLSI-C), Honolulu, USA, June 16-20, 2024.
  • Jing-Ren Yan, Yao-Wei Huang, Wei-Jen Lai, Jen-Hao Liao, Ching-Chun Lin, Yu-Te Liao*, “A 2.4 GHz, -19dBm Sensitivity RF Energy Harvesting CMOS Chip with 51% Peak Efficiency and 24 dB Power Dynamic Range” in IEEE Radio Radio Frequency Integrated Circuits Symposium (RFIC), Washington DC, USA, June 2024.
2023
  • I-Fan Lin, Yu-Chu Tsai, Heng-Li Lin, and Yu-Te Liao, “An 18-nW, 170°C Temperature Range, Voltage and Current Reference Circuit with Low Line Sensitivity” in IEEE Asian Solid-State Circuits Conference (A-SSCC), Hainan, China, Nov. 2023.
  • Meng-Hsun Yu and Yu-Te Liao, “A Power-efficient Continuous-time Delta-Sigma Resistor-to-Digital Converter for Humidity Sensing” in IEEE Biomedical Circuits and Systems Conference (BioCAS), Toronto, Canada, Oct. 2023.
  • Ying-Jie Huang, Yu-Chiao Huang, Yu-Hao Chiu, Wen-Pin Tsai, and Yu-Te Liao, “A 13 μW, 94 mK Resolution, CMOS PDΔΣM Temperature-to-Digital Converter with Power-Gating Technique” in IEEE European Solid-State Circuits Conference (ESSCIRC), Lisbon, September 2023.
  • Yung-Hua Yeh, Wei-Cheng Liu, Yi-Jie Lin, Yu-Chiao Huang, Yu-Siang Chou, Min-Hua Chang, I-Te Lin, Yen-Chi Chen, Ying-Chih Liao, and Yu-Te Liao, “An Electrical Impedance Spectroscopy IC with a Printable, Fractal Root Textile Sensor for Perspiration Analysis” in IEEE European Solid-State Circuits Conference (ESSCIRC), Lisbon, September 2023.
  • Liang-Jie Lu, Po-Hsun Chu, Wei-Chen Huang, and Yu-Te Liao, “A CMOS Buffer Amplifier with Slew-Rate Enhancement and Power Saving Techniques” in International VLSI Symposium on Technology, Systems and Applications (VLSI-TSA/VLSI-DAT), Hsinchu, Taiwan, April 2023.
2022
  • Chun-An Lu, Po-Hsun Chu, and Yu-Te Liao, ”A CMOS Switchable Diode-Feeding Rectifier with Load Modulation for Wireless Power Range Extension” in Asia-Pacific Microwave Conference, Yokohama, Japan, Nov. 29-Dec. 1, 2022. (Invited paper)
  • Jing-Siang Chen, Chun-Ting Chang, Yu-Te Liao, “A 433-MHz Wireless Burst-Chirp Modulation Transmitter with Adaptive Duty-Cycle Control and Precharge Mechanism” IEEE European Solid-State Circuits Conference (ESSCIRC), Milan, September 2022.
  • Jing-Ren Yan, Hao-Yi Kuo, Yu-Te Liao, “A Wide-input-range 918MHz RF Energy Harvesting IC with Adaptive Load and Input Power Tracking Technique” IEEE European Solid-State Circuits Conference (ESSCIRC), Milan, September 2022.
  • Chuan-Yi Wu, Chi-Wei Liu, Jing-Siang Chen, Cong-Sheng Huang, Ting-Heng Lu, Ling-Chia Chen, I-Che Ou, Sook-Kuan Lee, Yen-Chi Chen, Po-Hung Chen, Chi-Te Liu, Ying-Chih Liao, and Yu-Te Liao, “A Self-powering Wireless Soil-pH and Electrical ConductanceMonitoring IC with Hybrid Microbial Electrochemical and Photovoltaic Energy Harvesting” IEEE International Solid-State Circuits Conference (ISSCC), Feb. 2022.
2021
  • Cheng-Ze Shao and Yu-Te Liao, “A 650 pW, −71 dB PSRR, 205°C Temperature Range Hybrid Voltage Reference with Curvature-Based Temperature Compensation and SBFL Techniques” in proc. Symp. VLSI Circuits, Kyoto, June 13-19, 2021.
  • Shao-Yung Lu, Siang-Sin Shan, Shih-Che Kuo, Cheng-Ze Shao, Yung-Hua Yeh, I-Te Lin, Shu-Ping Lin, Yu-Te Liao, “A Wireless Multimodality System-on-a-Chip with Time-Based Resolution Scaling Technique for Chronic Wound Monitoring” IEEE International Solid-State Circuits Conference (ISSCC), San Francisco, CA, USA, Feb. 2021.
2020
  • Siang-Sin Shan, Shao-Yung Lu, Shu-Ping Lin, Minghan Xian, Fan Ren, Stephen Pearton, Chin-Wei Chang, Jenshan Lin, and Yu-Te Liao, “A Pulsed Electrochemistry Readout IC for Single-Transistor-based Biosensor” in Asia-Pacific Microwave Conference, Hong Kong, Dec. 8-11, 2020.
  • Cheng-Ze Shao and Yu-Te Liao, “A 950-pW, 39-pJ/Conversion Leakage-Based Temperature-to-Digital Converter With 43mk Resolution” in IEEE Asian Solid-State Circuits Conference (ASSCC), Hiroshima, Japan, Nov. 2020.
  • Shao-Yung Lu, Siang-Sin Shan, and Yu-Te Liao, “ A Wide-Range Capacitance-to-Frequency Readout Circuit Using the Pulse-Width Detection and Delay-Line-Based Feedback Control Loop” in IEEE International Symposium on Circuits and Systems, Seville, Spain, 17-20 May, 2020.
2019
  • Chen-Yi Kuo, Chun-An Lu, and Yu-Te Liao, “A 918MHz Wide-Range CMOS Rectifier with Diode-Feeding and Switch-Capacitor-Based Load Modulation Technique” in IEEE Asian Solid-State Circuits Conference, Macau, Nov. 2019.
  • Shao-Yung Lu, Siang-Sin Shan, Jiancheng Yang, Fan Ren, Chin-Wei Chang, Jenshan Lin, and Yu-Te Liao, “A Reconfigurable, Pulse-shaping Potentiometric Readout System for Bio-Sensing Transistors” in the 40th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, Berlin, Germany, 23-27 July, 2019.
  • Shao-Yung Lu, I-Feng Wu, Ying-Chih Liao, and Yu-Te Liao, “Wirelessly-Powered Printed Thermal Sensor with an Ultra-Low-Power and High-Sensitivity CMOS Readout IC” in 17th IEEE International NEWCAS Conference in Munich, Germany, June 23 – 26, 2019.
  • Yi-Chia Chen, Shao-Yung Lu, and Yu-Te Liao, “Power-efficient Cyclic Voltammetric Electrochemical Sensing Readout Circuitry with Current-Reducer Ramp Waveform Generation,” in IEEE International Symposium on Circuits and Systems, Sapporo, Japan, 26-29 May, 2019
  • Yi-Chia Chen, Shao-Yung Lu, and Yu-Te Liao, “A Power-efficient, Bi-directional Readout Interface Circuit for Cyclic-voltammetry Electrochemical Sensors” in IEEE VLSI-DAT, Taiwan, April, 2019. (Best Student Paper Award)
2018
  • I-Che Ou, Jia-Ping Yang, Chia-Hung Liu, Kai-Jie Huang, Kun-Ju Tsai, Yu Lee, Yuan-Hua Chu, and Yu-Te Liao ” A High-Efficiency Capacitive DC-DC Converter with Maximum Power Point Tracking and Adaptive Conversion Ratios for Soil/Solar Energy Extraction” in IEEE Asian Solid State Circuits Conference, Tainan, Taiwan, Nov. 2018.
  • Jui-Hsiang Tsai, Yi-Chia Chen, and Yu-Te Liao, “A Power-efficient Bidirectional Potentiostat-based Readout IC for Wide-range Electrochemical Sensing” in IEEE International Symposium on Circuits and Systems, Florence, Italy, 27-30 May, 2018.
  • Shao-Lung Lu and Yu-Te Liao, “A 46μW, 8.2MHz Self-threshold-tracking Differential Relaxation Oscillator with 7.66psrms Period Jitter and 1.56ppm Allan Deviation Floor” in IEEE Custom Integrated Circuits Conference (CICC), San Diego, April 8-11, 2018
2017
  • Shu-Hsuan Lin, Chen-Yi Kuo, Shao-Yung Lu, and Yu-Te Liao*, “A High-Efficiency Power Management IC with Power-Aware Multi-path Rectifier for Wide-Range RF Energy Harvesting” in IEEE International Microwave Symposium, Honolulu, USA, 5-9 June, 2017.
  • Nan Dau, Yen-Ting Chen, and Yu-Te Liao*, “A 145µW 315MHz Harmonically Injection-Locked RF Transmitter with Two-Step Frequency Multiplication Techniques” in IEEE International Microwave Symposium, Honolulu, USA, 5-9 June, 2017.
  • Shao-Yung Lu and Yu-Te Liao, “A 45 μW, 9.5 MHz Current-Reused RC Oscillator Using a Swing-Boosting Technique,” IEEE VLSI Design Automation and Test (VLSI-DAT), International Symposium on, April 25-28, 2017.
2016
  • Fu-To Lin, Jui-Hsiang Tsai, Yu-Te Liao, “A 3.6µW, 0.65V Regulator with an Embedded Temperature Compensated Voltage Reference” in The 13th International Conference on Synthesis, Modeling, Analysis and Simulation Methods and Applications to Circuit Design (SMACD 2016), Lisbon, Portugal, 27-30 June , 2016
  • Hung-Sheng Hsu, Qiu-Yue Duan, and Yu-Te Liao*, “Low Power 2.4/5.2GHz Concurrent Receiver Using Current-Reused Architecture” accepted by IEEE International Symposium on Circuits and Systems, Montreal, Canada, 22-25 May 2016
  • Shu-Hsuan Lin, Fu-To Lin, Nai-Chen Cheng, and Yu-Te Liao*, “A 0.8V, 43.5uW ECG Signal Acquisition IC with a Referenceless Time-to-Digital Converter” accepted by IEEE International Symposium on Circuits and Systems, Montreal, Canada, 22-25 May 2016
2013-2014
  • Chi-Hao Hong, Chuan-Yi Wu, and Yu-Te Liao, “A 2.6mW, -192dB/Hz FOM Class-C QVCO Using Capacitive Source Degeneration Coupling” in IEEE International Microwave Symposium, Tampa Bay, USA., 1-6 June, 2014
  • Fu-Jen Wen, Hung-Sheng Hsu, Zhi-Hao Hung, and Yu-Te Liao,”A Low-Power 0.5V Regulator with Settling Enhancement for Wireless Sensor Nodes” IEEE International Symposium on Circuits and Systems (ISCAS), Beijing, China, May 19-23, 2013
2008-2011
  • Y.-T. Liao, Jianlei Shi, Brian Otis,” A CMOS Wireless Two-axis Digital Accelerometer Using Bondwire Inertial Sensing” IEEE Solid State Sensors, Actuators, and Microsystem (Transducers), the 16th international conference on, Beijing, June 5-9, 2011
  • Y.-T. Liao, Huanfen Yao, Babak Parviz, Brian Otis,” A 3µW wirelessly powered CMOS glucose sensor for an active contact lens” IEEE International Solid-State Circuits Conference (ISSCC), Feb. 2011.
  • M. Nagaraju, J. Silver, F. Zhang, Y. Liao, J. Pandey, T. Morrison, A. Mishra, D. Yeager, B. Otis, “Circuit techniques for wireless bioelectrical interfaces,” VLSI Design Automation and Test (VLSI-DAT), International Symposium on , vol., no., pp.117-120, 26-29 April 2010 (invited)
  • Jagdish Pandey, Yu-Te Liao, Andrew Lingley, Babak Parviz, Brian Otis, “Towards an active contact lens: integrating a wireless power harvesting IC,” IEEE BioCAS, Beijing, Nov. 2009.
  • Y.-T. Liao, W. Biederman, B. Otis, “A CMOS accelerometer using bondwire inertial sensing,” in proc. Symp. VLSI Circuits, Kyoto, June 15-19, 2009.
  • B. Otis, R. Egbert, S. Haq, J. Holleman, J. Hu, Y.-T. Liao, J. Pandey, S. Rai, F. Zhang “Design techniques for self-powered Microsystems” IEEE Circuits and Systems (ISCAS), Taiwan, May 2009 (invited)
  • B. Otis, J. Holleman, Y.-T. Liao, J. Pandey, S. Rai, Y. Su, D. Yeager,” Low power IC design for energy harvesting wireless biosensors” IEEE Radio and Wireless Symposium, San Diego, Jan. 2009. (invited)
  • Y.-T. Liao and C.-J. Richard Shi, “A 6-11GHz multi-phase VCO design with active inductors,” IEEE Circuits and Systems (ISCAS), Seattle, May 2008

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