ICSL
Integrated Circuits and Systems Lab
Publications
(*:corresponding author)
2022
S. Jeong, D. Kim, I. -Y. Lee* and D. Im*, "An Analog Baseband Spectrum Sensing Circuit Employing Voltage Follower-Based Multiorder Channel Selection Filters," in IEEE Transactions on Circuits and Systems II: Express Briefs, vol. 69, no. 12, pp. 4714-4718, Dec. 2022.
K. -S. Choi, K. -M. Kim, D. R. Utomo, I. -Y. Lee* and S. -G. Lee, "A Fully Integrated 490-GHz CMOS Receiver Adopting Dual-Locking Receiver-Based FLL," in IEEE Journal of Solid-State Circuits, vol. 57, no. 9, pp. 2626-2639, Sept. 2022.
2020
K. -S. Choi, D. R. Utomo, K. -M. Kim, B. -H. Yun, S. -G. Lee and I. -Y. Lee*, “A 490GHz -101.3dBm 32mW Fully Integrated CMOS Imager Adopting Dual-Locking Receiver-Based FLL,” IEEE International Solid-State Circuits Conference (ISSCC), Dig. Tech. Papers, pp. 452-454, Feb 2020.
I. -Y. Lee, and D. Im*, “Low phase noise ring VCO employing input-coupled dynamic current source,” IET Electronics Letters, vol. 56, no. 2, pp. 76-78, Jan. 2020.
2019
D. Kim, D. Im, and I. -Y. Lee*, “A RF PVT Compensated Negative Resistance Circuit for Q-factor Improvement of Passive Elements in CMOS,” Journal of Semiconductor Technology and Science, vol. 19, no. 5, pp. 498-502, Oct. 2019.
2017
D. Im, K. Kwon and I. -Y. Lee*, “A 1.9-GHz silicon-on-insulator CMOS stacked-FET power amplifier with uniformly distributed voltage stresses,” International Journal of Circuit Theory and Applications, vol. 45, issue 11, pp. 1660-1672, Nov. 2017.
I. -Y. Lee and D. Im*, “Low-power SOI CMOS antenna switch driver circuit with RF leakage suppression and fast switching time,” IET Electronics Letters, vol. 53, no. 5, pp. 293-294, Mar. 2017.
J. Lee, J. Lee, C. Lo, J. Lee, I. -Y. Lee, B. Han, S. Oh and T. Cho*, “A Reconfigurable Analog Baseband Transformer for Multi-standard Applications in 14nm FinFET CMOS,” IEEE Asian Solid-State Circuits Conference (A-SSCC), pp. 5-8, Nov. 2017.
2016
D. Im and I. -Y. Lee*, “A High IIP2 Broadband CMOS Low-Noise Amplifier With a Dual-Loop Feedback,” IEEE Trans. Microwave Theory and Techniques, vol. 64, no. 7, pp. 2068-2079, July. 2016.
2015
I. -Y. Lee, D. Im, J. Ko and S. -G. Lee*, “A 50-450MHz Tunable RF Biquad Filter Based on Wideband Source Follower with >26dBm IIP3, +12dBm P1dB, and <15dB Noise Figure,” IEEE Journal of Solid-State Circuits, vol. 50, no. 10, pp. 2294-2305, Oct. 2015.
I. -Y. Lee, S. Kim, S. -S. Lee, J. Choi, J. Ko and S. -G. Lee*, “Spur Reduction Techniques With a Switched-Capacitor Feedback Differential PLL and a DLL-Based SSCG in UHF RFID Transmitter,” IEEE Trans. Microwave Theory and Techniques, vol. 63, no. 4, pp. 1202-1210, Apr. 2015.
2014
J. Choi, I. -Y. Lee, K. Lee, S. -O. Yun, J. Kim, J. Ko, G. Yoon and S. -G. Lee*, “A 5.8-GHz DSRC Transceiver With a 10-uA Interference-Aware Wake-Up Receiver for the Chinese ETCS,” IEEE Trans. Microwave Theory and Techniques, vol. 62, no. 12, pp. 3146-3160, Dec. 2014.
S. Kim, I. -Y. Lee, S. -S. Lee, M. -S. Kil, J. Choi, J. Ko and S. -G. Lee*, “A UHF-band RFID Transmitter with Spur Reduction Technique using a DLL-based Spread-Spectrum Clock Generator,” IEEE Radio Frequency Integrated Circuits Symp. (RFIC), 2014.
I. -Y. Lee, et al., “A Fully Integrated TV Tuner Front-End with 3.1dB NF, >+31dBm OIP3, >83dB HRR3/5 and >68dB HRR7,” IEEE International Solid-State Circuits Conference (ISSCC), Dig. Tech. Papers, pp. 70-71, Feb 2014.
2013
S. Kim, J. -M. Kim, I. -Y. Lee and S. -G. Lee*, “A Type-I ΔΣ Fractional-N Frequency Synthesizer Adopting a New Discrete-Time Loop Filter,” IEEE Microwave and Wireless Components Letters, vol. 23, no. 10, pp. 545-547, Oct. 2013.
J. -Y. Bae, S. Kim, H. -S. Cho, I. -Y. Lee, D. S. Ha and S. -G. Lee*, “A CMOS Wideband Highly Linear Low-Noise Amplifier for Digital TV Applications,” IEEE Trans. Microwave Theory and Techniques, vol. 61, no. 10, pp. 3700-3711, Oct. 2013.
J. -M. Kim, S. Kim, I. -Y. Lee, S. -K. Han and S. -G. Lee*, “A Low-Noise Four-Stage Voltage-Controlled Ring Oscillator in Deep-Submicrometer CMOS Technology,” IEEE Trans. Circuits and Systems II, vol. 60, no. 2, pp. 71-75, Feb. 2013.
S. -S. Lee, J. Lee, I. -Y. Lee, S. -G. Lee and J. Ko, “A New TX Leakage-Suppression Technique for an RFID Receiver Using a Dead-Zone Amplifier,” IEEE International Solid-State Circuits Conference (ISSCC), Dig. Tech. Papers, pp. 91-93, Feb 2013.
2012
S. Kim, I. -Y. Lee, J. -M. Kim and S. -G. Lee*, “A Quantization Noise Cancelling Fractional-N type ΔΣ Frequency Synthesizer using SAR-based DAC Gain Calibration,” IEEE Custom Integrated Circuits Conf. (CICC), 2012.
J. -Y. Bae, S. Kim, I. -Y. Lee, J. Cartwright and S. -G. Lee*, “A CMOS Highly Linear Low-Noise Amplifier for Digital TV Applications,” IEEE Radio Frequency Integrated Circuits Symp. (RFIC), pp. 21-24, 2012.
2011
V. -H. Le, H. -N. Nguyen, I. -Y. Lee, S. -K. Han and S. -G. Lee, “A Passive Mixer for a Wideband TV Tuner,” IEEE Trans. Circuits and Systems II, vol. 58, no. 7, pp. 398-401, July. 2011.
Y. Sun, I. -Y. Lee, C. -J. Jeong, S. -K. Han and S. -G. Lee, “A Comparator Based Active Rectifier for Vibration Energy Harvesting Systems,” IEEE International Conference on Advanced Communications Technology, 2011.
J. -S. Lee, C. -J. Jeong, Y. -S. Jang, I. -Y. Lee, S. -S. Lee, S. -K. Han and S .-G. Lee, “A High Linear Low Flicker Noise 25% Duty Cycle LO I/Q Mixer for a FM Radio Receiver,” IEEE International Symp. of Circuits and Systems (ISCAS)., 2011.
2010
Y. Sun, C. J. Jeong, I. Y. Lee, J. S. Lee and S. G. Lee, “A 50-300-MHz Low Power and High Linear Active RF Tracking Filter for Digital TV Tuner ICs,” IEEE Custom Integrated Circuits Conf (CICC)., 2010.
2009
I. -Y. Lee, et al., “A Low-Parasitic and Common-Centroid Cross-Coupled CMOS Transistor Structure for High-Frequency VCO Design,” IEEE Electron Device Letters, vol. 30, no. 5, pp. 532-534, May 2009.
2008
S. -J. Yun, N. D. B. Yen, I. -Y. Lee, J. -T. Lee and S. -G. Lee, “A Differentially-Tuned Voltage Controlled Oscillator Using Symmetric Transformer,” IEEE Microwave and Wireless Components Letters, vol. 18, no. 7, pp. 464-466, July. 2008.
2023
S. -M. Lim and I. -Y. Lee*, "A Low Phase Error Variable Gain Amplifier Adopting Current Compensation Circuit for Linearization of Output Current Variation", The Institute of Electronics and Information Engineers, vol. 60, no. 8, pp. 43-49, Aug. 2023
2022
S. -M. Lim and I. -Y. Lee*, "A Regulated Cascode Variable Gain Amplifier with 20 dB Gain Control Range for Phase Array Systems in 65 nm CMOS", J. of Advanced Engineering and Technology, vol. 15, no. 3, pp. 149-155, Sep. 2022
Domestic Papers
2010
I. -Y. Lee et al., “Switch, negative resistance cell, and differential voltage controlled oscillator using the same,” 7741922, June. 2010.
U.S. Patents
2016
S. Kim, I. -Y. Lee, M. -S. Kil, J. Choi, J. Ko, “Spread-spectrum clock generator”, 10-1603093, Mar.2016.
I. -Y. Lee, J. Ko, “RF filter”, 10-1600877, Mar. 2016.
I. –Y. Lee, D. Im, J. Ko, “Low noise amplifier”, 10-1592936, Feb. 2016.
2014
S. -G. Lee, J. -M. Kim, I. -Y. Lee, S. -K. Han, “High resolution DCO structure for quantization noise reduction”, 10-1402945, May. 2014.
I. -Y. Lee, J. Ko, “Voltage-controlled oscillator”, 10-2014-0002035, Jan. 2014.
2008
I.-Y. Lee et al., “Switch, negative resistance cell, and differential voltage controlled oscillator using the same”, 0874772, Dec. 2008.