Publications

IEEE Journal Paper

  1. C.-C. Peng and T.-S. Chu* “A 10.7b 300MS/s Two-Step Digital-Slope ADC in 65nm CMOS,” IEEE Trans. Circuits Syst. I, vol. 67, no. 9, pp. 2948-2959, Jul. 2020.
  2. C.-Y. Chu, Y.-P. Chen, J.-Z. Gao, C.-Y. Ke, Y.-W. Chen, L.-H. Chang, B.-C. Su, T.-S. Chu and Y.-J. Wang, ” A Ka-Band Scalable Hybrid Phased Array Based on Four-Element ICs,” IEEE Transactions on Microwave Theory and Techniques, vol. 68, no. 1, pp. 288-300, 2020.
  3. H.-C. Chou, Y.-H. Kao, C.-C. Peng, Y.-J. Wang, and T.-S. Chu*, “An X-Band Frequency-Modulated Continuous-Wave Radar Sensor System With a Single-Antenna Interface for Ranging Applications,” IEEE Transactions on Microwave Theory and Techniques, vol. 66, no. 9, pp. 1-24, 2018.
  4. S.-T. Tseng, H.-C. Chou, B.-S. Hu, Y.-H. Kao, Y.-H. Huang, and T.-S. Chu*, “Equivalent-Time Direct-Sampling Impulse-Radio Radar with Rotatable Cyclic Vernier Digital-to-Time Converter for Wireless Sensor Network Localization,” IEEE Transactions on Microwave Theory and Techniques, vol. 66, no. 1, pp. 1-24, 2018.
  5. S.-T. Tseng, Y.-H. Kao, C.-C. Peng, J.-Y. Liu, S.-C. Chu, G.-F. Hong, C.-H. Hsieh, K.-T. Hsu, W.-T. Liu, Y.-H. Huang, S.-Y. Huang, T.-S. Chu*,, “A 65-nm CMOS Low-Power Impulse Radar System for Human Respiratory Feature Extraction and Diagnosis on Respiratory Diseases,” IEEE Transactions on Microwave Theory and Techniques, vol. 64, no. 4, pp. 1029-1041, 2016.
  6. C.-H. Hsieh, Y.-F. Chiu, Y.-H. Shen, T.-S. Chu and Y.-H. Huang, “A UWB radar signal processing platform for real-time human respiratory feature extraction based on four-segment linear waveform model,” IEEE Transactions on Biomedical Circuits and Systems, vol. 10, issue. 1, pp. 219-230, 2016.
  7. K.-W. Tan, T.-S. Chu, and S. S.-H. Hsu, “A 76.2-89.1 GHz Phase-Locked Loop With 15.6% Tuning Range in 90 nm CMOS for W-Band Applications,” IEEE Microwave and Wireless Components Letters, vol. 25, no. 8, pp. 538-540, 2015.
  8. Y.-H. Kao and T.-S. Chu*, “A Direct-Sampling Pulsed Time-of-Flight Radar With Frequency-Defined Vernier Digital-to-Time Converter in 65 nm CMOS,” IEEE Journal of Solid-State Circuits, vol. 50, no. 11, pp. 2665-2677, 2015.
  9. K.-W. Tan, A.-H. Lo, T.-S. Chu and S.-H. Hsu, “A K-band reconfigurable pulse-compression automotive radar transmitter in 90nm CMOS,” IEEE Trans. Microw. Theory Tech., vol. 63, no. 4, pp. 1380-1387, Jul. 2015.
  10. C.-M. Lai, K.-W. Tan, Y.-J. Chen, and T.-S. Chu* “A UWB impulse-radio timed-array radar with time-shifted direct-sampling architecture in 0.18-um CMOS,” IEEE Trans. Circuits Syst. I, vol. 61, no. 7, pp. 2074-2087, Jul. 2014.
  11. Y.-J. Chen and T.-S. Chu*, “2-D direct-coupled standing-wave oscillator arrays,” IEEE Trans. Microw. Theory Tech., vol. 61, no. 12, pp. 4472-4482, Dec. 2013.
  12. T.-S. Chu* and H. Hashemi, “True-time-delay-based multi-beam arrays,” IEEE Trans. Microw. Theory Tech., vol. 61, no. 8, pp. 3072-3082, Aug. 2013.
  13. H. Hashemi, T.-S. Chu, and J. Roderick, “Integrated true-time-delay-based ultra-wideband array process,” IEEE Communications Magazine, vol. 46, pp. 146-162, Sept. 2008.
  14. T.-S. Chu*, J. Roderick, and H. Hashemi, “An integrated ultra-wideband timed array receiver in 0.13ΜM CMOS using a path-sharing true time delay architecture,” IEEE J. Solid-State Circuits, vol. 42, no. 12, pp.2834-2850, Dec. 2007.
  15. Y.-H. Hsu, C.-K. Lee, L.-S. Huang, C.-C. Chu, and T.-S. Chu, “Uncoupling micromachined-based piezoelectric accelerometer performance from a sensor structure transfer function,” IEEE Trans. Mechatronics, vol. 10, no. 3. Jun. 2005.

IEEE International Conference Paper

  1. H.-C. Chou, C.-C. Peng, Y.-J. Wang, and T.-S. Chu*, “An S-Band CMOS Mixer-First Single-RF-Port Duplexing FMCW Radar,” in IEEE MTT-S Int. Microw. Symp. Dig. (IMS), Jun. 2019, pp. 1–3.
  2. Y.-M. Wu, C.-Y. Ke, C.-C. Wang, Y.-H. Tang, Y.-W. Chen, C.-T. Li, L.-H. Chang, C.-Y. Chu, B.-C. Su, T.-S. Chu and Y.-J. Wang, “An X-band Scalable 4×4 Digital Phased Array Module using RF SoC and Antenna-in-Package,” in IEEE Radar Conference, April 2019, pp. 1–6.
  3. L.-H. Chang, C.-C. Wang, Y.-M. Wu, T.-S. Chu and Y.-J. Wang, ” An X-Band Waveguide Jig for Pre-Screening Testing of Fully-Integrated Elementary Phased-Array Transceiver Antenna-in-Package,” in 2018 Progress in Electromagnetics Research Symposium (PIERS-Toyama), 2018, pp. 1248-1253.
  4. Y.-H. Kao, H.-C. Chou, C.-C. Peng, Y.-J. Wang, B.-S. Su, and T.-S. Chu*, “A single-port duplex RF front-end for X-band single-antenna FMCW radar in 65nm CMOS,” in 2017 IEEE International Solid-State Circuits Conference (ISSCC), 2017, pp. 318-319.
  5. C.-Y. Chu, S.-T. Tseng, J.-Z. Gao, Y.-P. Chen, Y.-C. Chang, C.-W. Tseng, T.-Y. Huang, B.-S. Hu, B.-S. Su, T. S. Chu, Y. J. Wang, “A fully-integrated Ka-band 4TX/4RX phased-array transceiver IC in 65nm CMOS,” in 2016 IEEE International Symposium on Radio-Frequency Integration Technology (RFIT), 2016, pp. 1-3.
  6. J.-Y. Liu, S.-Y. Huang, and T.-S. Chu, “Cell-based programmable phase shifter design for pulsed radar SoC,” in 2015 IEEE 11th International Conference on ASIC (ASICON), 2015, pp. 1-4.
  7. Y.-J. Chen and T.-S. Chu*, “A 312GHz Antenna Array Receiver in 65nm CMOS Utilizing Self-Oscillating 3X Subharmonic Mixer Frontend,” Accepted to IEEE Radio Frequency Integrated Circuits Symp. (RFIC), May 2015.
  8. S.-T. Tseng, Y.-H. Kao, C.-C. Peng, J.-Y. Liu, S.-C. Chu, G.-F. Hong, C.-H. Hsieh, K.-T. Hsu, W.-T. Liu, Y.-H. Huang, S.-Y. Huang, and T.-S. Chu*, “A 65nm CMOS Low Power Impulse Radar for Respiratory Feature Extraction,” Accepted to IEEE Radio Frequency Integrated Circuits Symp. (RFIC), May 2015.
  9. C.-C. Peng, Y.-H. Kao, H.-C. Chou, S.-C. Lin, and T.-S. Chu*, “A scalable microradio receiver used in radiation pattern measurement technology,” in IEEE International Conference on Electronics, Circuits, and Systems (ICECS), Dec. 2014, pp. 29-32.
  10. Y.-J. Chen and T.-S. Chu*, “An injection-locked-oscillator phase discriminator for RF built-in self-test on local oscillator phase noise,” in IEEE MTT-S Int. Microw. Symp. Dig. (IMS), Jun. 2014, pp. 1-4.
  11. Y.-H. Kao, C.-M. Lai, J.-M. Wu, P.-C. Huang, P.-H. Hsieh, and T.-S. Chu*, “A frequency-defined vernier digital-to-time converter for impulse radar systems in 65nm CMOS,” in IEEE Int. Solid-State Circuits Conf. Tech. Dig. (ISSCC), Feb. 2014, pp. 474-475.
  12. Y.-J. Chen and T.-S. Chu*, “A two-dimensional direct-coupled standing-wave oscillator array,” in IEEE MTT-S Int. Microw. Symp. Dig. (IMS), Jun. 2013, pp. 1–3.
  13. C.-H. Hsieh, Y.-H. Shen, Y.-F. Chiu, T.-S. Chu,and Y.-H. Huang, “Human respiratory feature extraction on an UWB radar signal processing platform,” in IEEE Int. Symp. Circuits Syst. (ISCAS), May 2013, pp.1079-1082.
  14. C.-M. Lai, J.-M. Wu, P.-C. Huang, and T.-S. Chu*, “A scalable direct-sampling broadband radar receiver supporting simultaneous digital multibeam array in 65nm CMOS,” in IEEE Int. Solid-State Circuits Conf. Tech. Dig. (ISSCC), Feb. 2013, pp. 242-243.
  15. C.-H. Hong, H.-H. Shen, H.-C. Wu, H. Shen, C.-W. Cheng, T.-S. Chu, and J.-M. Wu, “Fast selection of time-interleaved samples for wireless healthcare monitoring with pulse radar,” in IEEE Biomedical Circuits Syst. Conf. (BioCAS), Nov. 2012, pp. 45-48.
  16. C.-M. Lai, K.-W. Tan, L.-Y. Yu, Y.-J. Chen, J.-W. Huang, S.-C. Lai, F.-H. Chung, C.- F. Yen, J.-M. Wu, P.-C. Huang, K.–J. Chang, S.-Y. Huang, and T.-S. Chu*, “A UWB IR timed-array radar using time-shifted direct-sampling architecture,” in IEEE Symp. VLSI Circuits Tech. Dig. (VLSI), Jun. 2012, pp. 54-55.
  17. K.-W. Tan, C.-M. Lai, P.-H. Lu, C.-H. Tu, J.-M. Wu, S.-H. Hsu, G.-W. Huang, and T.-S. Chu*, “A 79GHz UWB pulse-compression vehicular radar in 90nm CMOS,” in IEEE MTT-S Int. Microwave Symp. Dig. (IMS), Jun. 2012, pp. 1–3.
  18. S. Chang, T.-S. Chu, J. Roderick, C. Du, T. Mercer, Joel. W. Burdick, and H. Hashemi, “UWB human detection radar system: a RF CMOS chip and algorithm integrated sensor,” in IEEE Int. Conf. Ultra-Wideband (ICUWB), Sept. 2011, pp. 355-359.
  19. T.-S. Chu*, J. Roderick, S. Chang, T. Mercer, C. Du, and H. Hashemi, “A short-range UWB impulse-radio CMOS sensor for human feature detection,” in IEEE Int. Solid-State Circuits Conf. Tech. Dig. (ISSCC), Feb. 2011, pp. 294-296.
  20. T.-S. Chu* and H. Hashemi, “A true-time-delay-based bandpass multi-beam array at mm-waves supporting instantaneously wide bandwidths,” in IEEE Int. Solid-State Circuits Conf. Tech. Dig. (ISSCC), Feb. 2010, pp. 38-39.
  21. Z. Safarian, T.-S. Chu, and H. Hashemi, “A 0.13mm CMOS 4-channel timed array transmitter chipset with sub-200ps switches and all-digital timing circuitry,” in IEEE Radio Frequency Integrated Circuits Symp. (RFIC), Jun. 2008, pp. 601-604.
  22. T.-S. Chu* and H. Hashemi, “A CMOS UWB camera with 7×7 simultaneous active pixels,” in IEEE Int. Solid-State Circuits Conf. Tech. Dig. (ISSCC), Feb. 2008 pp. 120-121.
  23. T.-S. Chu*, J. Roderick, and H. Hashemi, “A 4-Channel UWB beam-former in 0.13mm CMOS using a path-sharing true-time-delay architecture,” in IEEE Int. Solid-State Circuits Conf. Tech. Dig. (ISSCC), Feb. 2007, pp. 426-427.
  24. C.-S. Chang, T.-S. Chu, L. S. Huang, C. Y. Chang, S. Y. Zeng, M. H. Wen, and Y. K. Yen, “A novel addressable switching micro corner cube array for free-space optical applications,” in IEEE Int. Conf. Micro Electro Mechanical Syst., Jan. 2003, pp. 279-282.
  25. T.-S. Chu*, C. Y. Chang, C. S. Chang, W. F. Ye, M -H. Wen, and C. C.Yang, “A new addressable corner micromirror array for free-space optical applications,” in IEEE/LEOS Int. Conf. Optical MEMs, Aug. 2002, pp. 45-46.

The corresponding author or the first author is noted * in the top right corner of the name.

US Patents

  1. Y.-J. Chao andT.-S. Chu, “System and method for anti reverse engineering for analog integrated circuit,” October 29, 2019: US 10460061.
  2. T.-S. Chu and Y.-J. Wang, “Wireless transceiver,” October 22, 2019: US 10454436.
  3. Y.-J. Chao andT.-S. Chu, “High speed SAR ADC using comparator output triggered binary-search timing scheme and bit-dependent DAC settling,” July 18, 2017: US 10128860.
  4. T.-S. Chu, T.-C. PU, and C.-Y. Wu, “High resolution timing device and radar detection system having the same,” HTC Corporation June 20, 2017: US 9685961.
  5. Y.-J. Chao andT.-S. Chu, “Apparatus and method for fast conversion, compact, ultra low power, wide supply range auxiliary digital to analog converters,” April 11, 2017: US 9621180.
  6. T.-S. Chu, T.-C. PU, and C.-Y. Wu, “High resolution timing device and radar detection system having the same,” March 17, 2016: US 20160077193.
  7. T.-S. Chu and H. Hashemi, “Path-sharing transceiver architecture for antenna arrays,” University of Southern California June 19, 2012: US 8203484.
  8. L.-S. Huang, C.-S. Chang, T.-S. Chu, and S.-N. Chen, “External cavity tunable laser system formed from MEMS corner mirror,” Walsin Lihwa October 20, 2009: US 7605970