Search Results - "Ku, Yeonwoo"

An Optimum Current Mirror Ratio for Low Phase Noise LC-VCO by KU, Yeonwoo, CHO, Seonghwan

“…A design technique for a low phase noise inductor- capacitor voltage-controlled oscillator (VCO) using an optimum current ratio between the oscillating core…”
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An experimental coin-sized radio for extremely low-power WPAN (IEEE 802.15.4) application at 2.4 GHz by Choi, Pilsoon, Park, Hyung Chul, Kim, Sohyeong, Park, Sungchung, Nam, Ilku, Kim, Tae Wook, Park, Seokjong, Shin, Sangho, Kim, Myeung Su, Kang, Kyucheol, Ku, Yeonwoo, Choi, Hyokjae, Park, Sook Min, Lee, Kwyro

“…An experimental 2.4-GHz CMOS radio composed of RF and digital circuits for the low-power and low-rate preliminary IEEE802.15.4 WPAN is reported, consuming 21…”
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Close-in phase-noise enhanced voltage-controlled oscillator employing parasitic V-NPN transistor in CMOS process by Yeonwoo Ku, Nam, I., Ha, S., Kwyro Lee, Seonghwan Cho

“…This paper presents a voltage-controlled oscillator (VCO) with low close-in phase noise by exploiting a parasitic vertical NPN transistor (V-NPN) as a tail…”
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Double quadrature harmonic rejection architecture insensitive to gain and phase mismatch for analog/digital TV tuner IC by Jaeyoung Ryu, Seungwoo Cho, Jeongsu Lee, Jongjin Kim, Yeonwoo Ku, Kuduck Kwon, Hyunkoo Kang

“…Image rejection and harmonic rejection are important performance parameters in wideband low-IF TV system. In this paper, double quadrature harmonic rejection…”
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Polylithic integration of SAW devices using quartz-on-silicon process for true single chip radio by Yeonwoo Ku, Yunseong Eo, Kwyro Lee

“…Presents the performance of DTCSO (digitally temperature-compensated SAW oscillator) using PLIC (polylithic integrated circuit) technology on quartz-on-silicon…”
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Polylithic integration of a reference SAW quartz-on-silicon oscillator for single-chip radio by Ku, Yeonwoo, Eo, Yunseong, Lee, Kwyro

“…Polylithic integration of a reference surface acoustic wave (SAW) quartz-on silicon (QoS) oscillator for single-chip radio was presented. The presentation…”
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Polylithic integration of a SAW quartz-on-silicon oscillator for single-chip radio by Ku, Yeonwoo, Eo, Yunseong, Lee, Kwyro

“…Polylithic integration of a surface acoustic wave (SAW) quartz-on-silicon oscillator for single-chip radio was studied. A digitally temperature-compensated SAW…”
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An Optimum Current Mirror Ratio for Low Phase Noise LCaVCO by Ku, Yeonwoo, Cho, Seong Hwan

“…A design technique for a low phase noise inductor- capacitor voltage-controlled oscillator (VCO) using an optimum current ratio between the oscillating core…”
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A 4.9mW 270MHz CMOS frequency synthesizer/FSK modulator by Hyokjae Choi, Sangho Shin, Yeonwoo Ku, Mooil Jeong, Kwyro Lee

“…A 270 MHz frequency synthesizer/FSK modulator for low-rate WPAN is implemented. It consumes only 4.9 mW, adopting a current re-use technique, self-DC biasing…”
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Polylithic integration of a SAW quartz-on-silicon oscillator for single-chip radio by Yeonwoo Ku, Yunseong Eo, Kwyro Lee

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Polylithic integration of a reference SAW quartz-on-silicon oscillator for single-chip radio by Yeonwoo Ku, Yunseong Eo, Kwyro Lee

“…This presentation shows the feasibility of integrating a reference oscillator on CMOS circuits, using digitally temperature-compensated SAW oscillator and…”
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