A 3-3.7GHz Time-Difference Controlled Digital Fractional-N PLL With a High-Gain Time Amplifier for IoT Applications von Heo, Minuk, Bae, Sunghyun, Lee, Ja-Yol, Kim, Cheonsu, Lee, Minjae

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A 28.5-32-GHz Fast Settling Multichannel PLL Synthesizer for 60-GHz WPAN Radio von LEE, Ja-Yol, LEE, Sang-Heung, KIM, Haecheon, YU, Hyun-Kyu

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A 4-GHz All Digital PLL With Low-Power TDC and Phase-Error Compensation von Lee, Ja-Yol, Park, Mi-Jeong, Min, Byung-Hun, Kim, Seongdo, Park, Mun-Yang, Yu, Hyun-Kyu

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A 48 GHz 196 dB-FOM LC VCO With Double Cap-Degeneration Negative-Resistance Cell von LEE, Ja-Yol, KIM, Haecheon, LEE, Sang-Heung, YU, Hyun-Kyu

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A Low-Power Interference-Tolerance Wideband Receiver for 802.11af/ah Long-Range Wi-Fi With Post-LNA Active N -Path Filter von Nguyen, Hoai-Nam, Kim, Ki-Su, Han, Seon-Ho, Lee, Ja-Yol, Kim, Cheonsoo, Lee, Sang-Gug

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A 60 GHz mixer using 0.25 μm SiGe BiCMOS technology von Lee, Sang-Heung, Lee, Ja-Yol, Kim, Haecheon

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A 4-GHz all digital fractional-N PLL with low-power TDC and big phase-error compensation von Ja-Yol Lee, Mi-Jeong Park, Byonghoon Mhin, Seong-Do Kim, Moon-Yang Park, Hyunku Yu

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Monolithic SiGe Up-/Down-Conversion Mixers with Active Baluns von Lee, Sang‐Heung, Lee, Seung‐Yun, Bae, Hyun‐Cheol, Lee, Ja‐Yol, Kim, Sang‐Hoon, Kim, Bo Woo, Kang, Jin‐Yeong

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A 45-to-60-GHz Two-Band SiGe: C VCO for Millimeter-Wave Applications von Ja-Yol Lee, Sang-Heung Lee, Haecheon Kim, Hyun-Kyu Yu

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A 15-GHz 7-channel SiGe:C PLL for 60-GHz WPAN Application von Ja-Yol Lee, Sang-Heung Lee, Haecheon Kim, Hyun-Kyu Yu

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A 3.8-5.5-GHz Multi-Band CMOS Frequency Synthesizer for WPAN/WLAN Applications von Ja-Yol Lee, Kwidong Kim, Jongkee Kwon, Seung-Chul Lee, Jongdae Kim, Sang-Heung Lee

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Fully Differential 5‐GHz LC‐Tank VCOs with Improved Phase Noise and Wide Tuning Range von Lee, Ja‐Yol, Park, Chan Woo, Lee, Sang‐Heung, Kang, Jin‐Young, Oh, Seung‐Hyeub

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A 9.1-to-11.5-GHz Four-Band PLL for X-Band Satellite & Optical Communication Applications von Ja-Yol Lee, Kwidong Kim, Seung-Chul Lee, Jong-Kee Kwon, Jongdae Kim, Sang-Heung Lee

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A Low-Power Interference-Tolerance Wideband Receiver for 802.11af/ah Long-Range Wi-Fi With Post-LNA Active [Formula Omitted]-Path Filter von Hoai-Nam Nguyen, Ki-Su, Kim, Seon-Ho, Han, Lee, Ja-Yol, Kim, Cheonsoo, Sang-Gug, Lee

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A 52GHz Millimeter-Wave PLL Synthesizer for 60GHz WPAN Radio von Ja-Yol Lee, Haecheon Kim, Hyun-Kyu Yu

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Phase-locked loop circuit and operation method thereof von Lee, Ja Yol

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PHASE-LOCKED LOOP CIRCUIT AND OPERATION METHOD THEREOF von LEE, Ja Yol

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Cost Effective Parallel-branch Spiral Inductor with Enhanced Quality Factor and Resonance Frequency von Hyun-Cheol Bae, Sang-Hoon Kim, Ja-Yol Lee, Jin-Young Kang, Sang-Heung Lee, Hyun-Kyu Yu

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A low-phase noise 5-GHz CCNF Colpitts VCO with parallel-branch inductors von Ja-Yol Lee, Dongwoo Suh, Sang-Heung Lee, Chan-Woo Park, Jin-Young Kang, Bo-Woo Kim

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A 60 GHz mixer using 0.25 mum SiGe BiCMOS technology von Lee, Sang-Heung, Lee, Ja-Yol, Kim, Haecheon

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