Seung-Min Oh, Chang-Wan Kim, and Sang-Gug Lee, "A 74%, 1.56-2.71 GHz, Wide-tunable LC-tuned VCO in 0.35um CMOS technology", Microwave and Optical Technology Letters, Vol. 37, No. 2, pp. 98-100, Apr. 2003.
Jin-pil Kim, Yong-Hun Oh, Jin-Young Choi and Sang-Gug Lee, "A 5.8GHz LNA With Image Rejection And Gain Control Based On 0.18m CMOS", Microwave and Optical Technology Letters, Vol. 36, No. 6, pp. 477-480, Sep. 2003.
C-Y Cha, J-K Choi, H-S Kwon and S.-G. Lee, “Radio Specifications of Double Conversion Tuner for Cable Modem,” IEEE Transactions on Consumer Electronics, Vol. 49, No. 4, pp. 1272-1278, Nov. 2003.
Moon-Su Yang, Seung Min Oh and S.-G. Lee, “Low Power Fully Differential Frequency Doubler,” IEE Electronics Letters, Vol. 39, No. 19, pp. 1388-1389, Sep. 2003.
So Bong Shin, Hyoung Chul Choi and Sang-Gug Lee, "Source-Injection Parallel Coupled LC-QVCO", IEEE Electronics Letters, Vol. 39, No. 14, pp. 1059-1060, Jul. 2003.
Choong-Yul Cha, Jin-Pil Kim and Sang-Gug Lee, "Small-Signal Substrate Resistance Effect in RF CMOS Cascode Amplifier", IEEE Microwave and Wireless Component Letters, Vol. 13, No. 7, pp. 253-255, Jul. 2003.
Choong-Yul Cha and Sang-Gug Lee, "A 5.2GHz LNA in 0.35um CMOS Utilizing inter-Stage Series Resonance and Optimizing the Substrate Resistance", IEEE Journal of Solid-State Circuits, Vol. 38, No. 4, pp. 669-672, Apr. 2003.
Tao Yang and S.-G Lee, "Design of Millimeter Wave Power Divider with Coupled Line", International Journal of Infrared and Millimeter Wave, Vol. 24, No. 8, pp1361-1365, Aug. 2003.
Tao Yang and S.-G. Lee, “Design of Millimeter Wave TFMS Bandpass Filter,” International Journal of Infrared and Millimeter Wave, Vol. 24, No. 11, pp.1925-1929, Nov. 2003.
Jin-pil Kim, Seong-su Park and Sang-Gug Lee, "Linearity vs Q-factor of Loads for RF Amplifiers", Microwave and Optical Technology Letters, Vol. 37, No. 4, pp. 286-288, May. 2003.
Jin-Young Choi and Sang-Gug Lee, "A Low-Noise, High-Gain Single Ended Input Double Balanced Mixer", Analog Integrated Circuits and Signal Processing, Vol. 36, pp. 263-266, 6th, Mar. 2003.