Quoc-Hoang Duong, Chang-Wan Kim and Sang-Gug Lee, "An 83dB Low-Power High-Linearity Variable Gain Amplifier," IEEE Custom Integrated Circuit Conference, pp. 211-214, USA, Sep 2005.
Vladimir Krizhanovskii, Trung-Kien Nguyen, and Sang-Gug Lee, "A Direct Conversion Front-End for 2.4 GHz Band of IEEE 802.15.4 Standard," IEEE Asian Solid-State Circuits Conference(A-SSCC05), pp. 449-452, Hsinchu, Taiwan, Nov. 2005.
Trung-Kien Nguyen, Sang-Gug Lee, and Won-Seok Oh, "A 900 MHz Low Voltage Low Power Variable Gain CMOS Transmitter Front-end," IEEE Asian Solid-State Circuits Conference(A-SSCC05), pp. 357-360, Hsinchu, Taiwan, Nov. 2005.
Trung-Kien Nguyen, Sang-Gug Lee, and Dong-Kyun Kang, "A 900 MHz CMOS RF Direct Conversion Receiver Front-end with 3-dB NF and 30-KHz 1/f Noise Corner," IEEE Asian Solid-State Circuits Conference(A-SSCC05), pp. 349-352, Hsinchu, Taiwan, Nov. 2005.
Le Viet Hoang, Sok Kyun Han and Sang-Gug Lee, "Characterization of LO leakage behavior in Transconductance Mixers,” 2005 IEEE International Conference on Electron Devices and Solid-State Circuits, Hong Kong, Dec 19-21, 2005.
V.H Le, T.K Nguyen, S.K Han and S.G Lee, "Low Power High Linearity Driver Amplifier for 1.9
GHz WCDMA Applications", Microwave Conference Proceedings, 2005. APMC 2005. Asia-Pacific Conference Proceedings
Le Viet Hoang, Nguyen Trung Kien, Sok Kyun Han and Sang-Gug Lee, "Low Power High Linearity Driver Amplifier for 900MHz Zigbee Applications," Seventeenth Asia-Pacific Microwave Conference (APMC'2005), Suzhou, China 4-7, Dec. 2005.
Yen-Nguyen D.B, Quan Le, Young-Hun Oh, and Sang-Gug Lee, "A High Linearity,Efficient Bandwidth, and High Stability transimpedance Amplifier," 48th IEEE internationl Midwest Symposium on circuits & systems, Ohio, Aug. 2005.
Seok-Ju Yun, So-Bong Shin, Hyung-Chul Choi, and Sang-Gug Lee, "A 1 mW Current-Reused CMOS Differential LC-VCO with Low Phase Noise," IEEE International Solid-State Circuits Conference(ISSCC 2005), p. 29-6, San Francisco, US, Feb. 2005.
Quoc-Hoang Duong and Sang-Gug Lee, "A low-voltage Low-power High dB-linear all CMOS Exponential V_I Conversion Circuits," IEEE Radio Frequency integrated Circuits Symposium, pp. 683-686, USA, Jun. 2005.
Quoc-Hoang Duong and Sang-Gug, "A Low-Voltage Low-Power High dB-linear and all CMOS
Exponential V-I Conversion Circuit ", Radio Frequency integrated Circuits (RFIC) Symposium, 2005. Digest of Papers. 2005 IEEE
C.Y. Cha, H.C. Choi, and S.G.Lee, "RF CMOS Differential Oscillator with Source Damping Resistor,"IEEE Radio Frequency integrated Circuits Symposium, pp. 339-402, USA, Jun. 2005.
Quoc-Hoang Duong, Le Quan, and Sang-Gug Lee, "An all CMOS 84-dB-Linear Low Power Variable Gain Amplifier," IEEE VLSI Symposium, pp. 114-117, Jun. 2005.
Anh-Tuan Phan, Chang-Wan Kim, Moon-Suk Jung, Yun-A Shim, Jae-Yung Kim and Sang-Gug Lee, "A Novel 1.5V DC Offset Cancellation CMOS Down Conversion Mixer," IEEE International Symposium on Circuits and Systems (ISCAS2005), Kobe, Japan, p. 23-26, May 2005.
Yong-Hun Oh and Sang-Gug Lee, "A CMOS Burst-mode Up-stream Transmitter For Fiber-optic Gigabit Ethernet Applications,"7th International Conference on Advanced Communication Technology (ICACT 2005), Phoenix Park, Korea, Feb. 2005.
Yong-Hun Oh, Quan Le, Nguyen D. B. Yen, Sang-Gug Lee, Ho-Yong Kang, and Tae-Man Yoo, ""A CMOS Burst-mode Up-stream Transmitter For
Fiber-optic Gigabit Ethernet Applications"", Advanced Communication Technology, 2005, ICACT 2005. The 7th International Conference on
Chang-Wan Kim, Seung-Sik Lee, Bong-Hyuk Park, Yun-a Shim, and Sang-Gug Lee, "A CMOS Direct-Conversion I/Q Up-Mixer Block for Ultra-wideband System," 7th International Conference on Advanced Communication Technology (ICACT 2005), Phoenix Park, Korea, Feb. 2005.
Mun-Sook Jung, Chang-Wan Kim, Phan Tuan Anh, Hoon-Tae Kim, and Sang-Gug Lee, "A 2.7 to 9.3 GHz CMOS wideband amplifier combined with high pass filter for UWB system," 7th International Conference on Advanced Communication Technology (ICACT2005), Phoenix Park, Korea, Feb. 2005.