Keum‐Won Ha

76–81-GHz CMOS Transmitter With a Phase-Locked-Loop-Based Multichirp Modulator for Automotive Radar

Joonhong Park, Hyuk Ju Ryu, Keum‐Won Ha et al. · IEEE Transactions on Microwave Theory and Techniques · 2015 · 88 citations

Engineering, Automotive Engineering, Electrical Engineering +17

<formula formulatype="inline"><tex Notation="TeX">$G_{m}$</tex> </formula>-Boosted Complementary Current-Reuse Colpitts VCO With Low Power and Low Phase Noise

Keum‐Won Ha, Hyuk Ju Ryu, Jinhyun Lee et al. · IEEE Microwave and Wireless Components Letters · 2014 · 32 citations

Engineering, Electrical Engineering, Analog Electronics +16

Transformer-Based Current-Reuse Armstrong and Armstrong–Colpitts VCOs

Keum‐Won Ha, Hyuk Ju Ryu, Joonhong Park et al. · IEEE Transactions on Circuits & Systems II Express Briefs · 2014 · 16 citations

Engineering, Electrical Engineering, Analog Electronics +16

Low‐power quadrature voltage‐controlled oscillator using current‐reuse and transformer‐based Armstrong topologies

Hyun-Hee Ryu, Keum‐Won Ha, Donghyun Baek · Electronics Letters · 2016 · 13 citations

Engineering, Electrical Engineering, Analog Electronics +16