산업체 및 교육기관 주요경력

퀄컴 (Qualcomm, Inc.) Qualcomm CDMA Technologies, 2008.01-2008.07, Intern

퀄컴 (Qualcomm, Inc.) Qualcomm CDMA Technologies, 2010.01-2012.08, Senior Engineer

부산대학교 전기공학과 2012.09- 조교수

부산대학교 전기공학과 2016.09-부교수 

교육 및 학회 봉사 활동

- IEEE Member, 2006-

- IEICE Member

  논문

[1] O. Lee, K. H. An, J. Cho, J. Cha, “A switchless reconfigurable transformer CMOS power amplifier”, IEICE Electronics Express, vol. 9, no. 9, pp. 855-860, May 2012. (SCI-E Journal)

[2] Y. Yoon, J. Kim, H. Kim, K. H. An, O. Lee, C.-H. Lee, and J. S. Kenney, “A dual-mode CMOS RF power amplifier with integrated tunable matching network”, IEEE Trans. Microw. Theory Tech.,vol. 60, no. 1, pp. 77-88, Jan. 2012. (SCI Journal)

[3] Y. Yoon, H. Kim, J. Cha, O. Lee, H. S. Kim, W. Kim, C.-H. Lee, and J. Laskar, "A fully-integrated concurrent dual-band CMOS power amplifier with switchless matching network", Electron. Lett, vol. 47, May 2011. (SCI Journal)

[4] D.-H. Lee, K. H. An, O. Lee, H. Kim, C.-H. Lee, J. Laskar, “A mixed bias-mode power amplifier for WCDMA applications”, Microwave and Optical Technology Letters, vol. 53, no. 11, pp. 2547-2552, Nov. 2011. (SCI-E Journal)

[5] J. Hur, H. Kim, O. Lee, K.-W. Kim, F. Bien, and K. Lim, “An amplitude and phase mismatches calibration technique for the LINC transmitter with unbalanced phase control", IEEE Transactions on Vehicular Technology, vol. 60, no. 9, pp. 4184-4193, Nov. 2011. (SCI Journal)

[6] J. Cho and O. Lee, “Analysis on performance for network sharing in adjacent channels”, The Journal of The Institute of Webcasting, Internet and Telecommunication, vol. 11, no. 5, pp. 179-184, Oct. 2011.

[7] O. Lee, K. H. An, C.-H. Lee, and J. Laskar, “A parallel-segmented monolithic step-up transformer", Microwave and Wireless Components Letters, IEEE, vol. 21, no. 9, pp. 468 - 470, Sep.

2011. (SCI Journal)

[8] O. Lee, K. H. An, H. Kim, K. S. Yang, D.-H. Lee, J. H. Han, C.-H. Lee, H. Kim, and J. Laskar,

“Analysis and design of fully integrated parallel-circuit class-E CMOS power amplifiers for watt level applications", IEEE Trans. Circuits Syst. I., vol. 57, pp. 725-734, Mar. 2010. (SCI Journal)

[9] O. Lee, J. Han, K. H. An, D. H. Lee, K. S. Lee, S. Hong, and C.-H. Lee, “A charging acceleration technique for highly efficient cascode class-E CMOS power amplifiers", IEEE J. Solid-State Circuits, vol. 45, pp. 2184-2197, Oct. 2010. (SCI Journal)

[10] J. Hur, O. Lee, C.-H. Lee, K. Lim, and J. Laskar, “A multi-level and multi-band class-D CMOS power amplifier for the LINC system in the cognitive radio application", Microwave and Wireless Components Letters, IEEE, vol. 20, no. 10, June. 2010. (SCI Journal)

[11] J. Hur, O. Lee, K. Kim, K. Lim, and J. Laskar, “Highly efficient uneven multi-level LINC transmitter", Electron. Lett, vol. 45, July 2009. (SCI Journal)

[12] K. H. An, D. H. Lee, O. Lee, H. Kim, J. Han, W. Kim, C.-H. Lee, H. Kim, and J. Laskar, “A 2.4 GHz fully integrated linear CMOS power amplifier with discrete power control", Microwave and Wireless Components Letters, IEEE, vol. 19, no. 7, Jul. 2009. (SCI Journal)

[13] K. H. An, O. Lee, H. Kim, K. S. Yang, D.-H. Lee, J. H. Han, Y. Kim, J. J. Chang, W. Woo, C.-H. Lee, and J. Laskar, “A power-combining transformer technique for fully-integrated CMOS power amplifiers”, IEEE J. Solid-State Circuits, vol. 43, pp. 1064-1075, May 2008. (SCI Journal)

[14] O. Lee, J.-G. Kim, K. Lim, J. Laskar, and S. Hong, “A 60-GHz push-push InGaP HBT VCO with dynamic frequency divider”, Microwave and Wireless Components Letters, IEEE, vol. 15, no. 10, Oct. 2005. (SCI Journal)

연구실적

US PATENT

[1] US Patent 7,560,994: “Systems and methods for cascode switching power amplifiers", O. Lee, J.

Han, K. H. An, H. Kim, D. H. Lee, K. S. Yang, Lee, C.-H. Lee, H. Kim, and J. Laskar.

[2] US Patent 7,576,607: “Multi-segment primary and multi-turn secondary transformer for power

amplifier systems", C.-H. Lee, O. Lee, J. Han, K. H. An, H. Kim, D. H. Lee, K. S. Yang, Lee, C.-H. Lee, H. Kim, and J. Laskar.

[3] US Patent 7,675,365: “Systems and methods for power amplifiers with voltage boosting multiprimary transformers”, C.-H. Lee, K. H. An, K. S. Yang, J. Chang, W. Woo, Y. Kim, H. Kim, O. Lee, D. H. Lee, H. Kim, and J. Laskar.

[4] A. Hadjichristos, J. Jin, O. Lee, H. Yan, G. Klemens, M. Bhagat, T. Myers, N. Frederick, J. Deng, A. Tasic,B. Asuri, and M. Frazian, “VCO inductors with integrated passive and active element”, US patent filed.

INTERNATIONAL CONFERENCE

[1] O. Lee, K. S. Yang, K. H. An, Y. Kim, H. Kim, J. J. Chang, W. Woo, C.-H. Lee, and J. Laskar, “A 1.8-GHz 2-Watt fully integrated CMOS push-pull parallel-combined power amplifier design", RFIC 2007 Digest.

[2] H. Jeon, K.-S. Lee, O. Lee, K. H. An, Y. Yoon, H, Kim, D. Lee, J. Lee, C.-H. Lee, and J. Laskar, “A 40% PAE linear CMOS power amplifier with feedback bias technique for WCDMA applications", RFIC 2010 Digest.

[3] H.-W. Kim, M. Ahn, O. Lee, C.-H. Lee, and J. Laskar , “A high power CMOS differential T/R switch using multi-section impedance transformation technique", RFIC 2010 Digest.

[4] H. Kim, Y. Yoon, O. Lee, K. H. An, D. H. Lee, W. Kim, C.-H. Lee, and J. Laskar, “A fully integrated CMOS RF power amplifier with tunable matching network for GSM/EDGE dualmode Application", IMS 2010 Digest.

[5] J. Laskar, K. Lim, J. Hur, K. Kim, O. Lee, and C. H. Lee, “Emerging multi-level architectures and unbalanced mismatch calibration technique for high-efficient and high-linear LINC systems", IEEE International Symposium on Circuits and Systems, 2010.

[6] J. Hur, K.-W. Kim, O. Lee, C.-H. Cho, K. Lim, and J. Laskar, “High efficiency level shifting digital LINC transmitter with high linearity by digital phase offset cancellation”, Radio and Wireless Conf. Jan. 2009.

[7] K. H. An, Y. Kim, O. Lee, K. S. Yang, H. Kim, W. Woo, J. J. Chang, C.-H. Lee, H. Kim, and J.

Laskar, “A monolithic voltage-boosting parallel-primary transformer structures for fully integrated CMOS power amplifier design", RFIC 2007 Digest.

[8] W. Woo, K. H. An, O. Lee, J. J. Chang, C.-H. Lee, K. S. Yang, H. Kim, and J. Laskar, “A novel linear polar transmitter architecture using low-power analog predistortion for EDGE applications", APMC 2006 Digest.

[9] O. Lee, J.-G. Kim, S.-H. Jeon, J.-W. Park and S. Hong, “A V-band VCO and Frequency divider MMICs for phased-locked loop", IMS 2004 Digest.