Antenna Gain Enhancement Using a Holey Superstrate
Kim, Jae Hee, Ahn, Chi-Hyung, Bang, Jin-Kyu
Published in IEEE transactions on antennas and propagation (01.03.2016)
Published in IEEE transactions on antennas and propagation (01.03.2016)
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Journal Article
A 20-W Wide Bandwidth GaN HEMT Power Amplifier for VHF/UHF Applications
Kim, Jusung, Kim, Younghoon, Oh, Seongwon, Choi, Jaehyung, Lee, Dong-Ho, Cho, Kunhee, Lee, Sanghun, Ahn, Chi-Hyung
Published in IEEE transactions on industrial electronics (1982) (01.12.2020)
Published in IEEE transactions on industrial electronics (1982) (01.12.2020)
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Journal Article
Expansion-Induced Crack Propagation in Rocks Monitored by Using Piezoelectric Transducers
Ahn, Chi-Hyung, Kim, Dong-Ju, Byun, Yong-Hoon
Published in Sensors (Basel, Switzerland) (24.10.2020)
Published in Sensors (Basel, Switzerland) (24.10.2020)
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Journal Article
Multifunctional Partially Reflective Surface for Smart Blocks
Kim, Jae Hee, Lee, Dong-Jin, An, Tae-Ki, Hwang, Jong-Gyu, Ahn, Chi-Hyung
Published in Sensors (Basel, Switzerland) (29.09.2021)
Published in Sensors (Basel, Switzerland) (29.09.2021)
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Journal Article
Bandwidth enhancement of a slot antenna with an open stub
Kim, Jae Hee, Ahn, Chi‐Hyung, Chun, Joong‐Chang
Published in Microwave and optical technology letters (01.01.2018)
Published in Microwave and optical technology letters (01.01.2018)
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Journal Article
Development of a Novel Concrete Curing Method Using Induction Heating System
Ahn, Chi-Hyung, Lee, Jinbok, Kim, Dong-Jin, Shin, Hyun-Oh
Published in Applied sciences (01.01.2021)
Published in Applied sciences (01.01.2021)
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Journal Article
Tunable microstrip‐line coupler for adjusting the antenna beam width
Ahn, Chi‐Hyung, Hee Kim, Jae, Oh, Soon‐Soo
Published in Microwave and optical technology letters (01.08.2017)
Published in Microwave and optical technology letters (01.08.2017)
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Journal Article
Compact parallel-coupled line bandpass filter using double complementary split ring resonators
Ahn, Chi-Hyung, Jung, Dong-Jin, Chang, Kai
Published in Microwave and optical technology letters (01.03.2013)
Published in Microwave and optical technology letters (01.03.2013)
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Journal Article
Efficient two dipole antenna alignment in near-field region
Kim, Jae Hee, Lee, Byung Song, Park, Chan Bae, Bang, Jin Kyu, Ahn, Chi-Hyung
Published in Microwave and optical technology letters (01.04.2015)
Published in Microwave and optical technology letters (01.04.2015)
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Journal Article