Hyengcheul CHOI


Miniaturized Antenna with High Radiation Efficiency Using Ground and Chip Capacitors
Hyengcheul CHOI Kyung-Young JUNG Hyeongdong KIM 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/10/01
Vol. E95-B  No. 10  pp. 3328-3331
Type of Manuscript:  LETTER
Category: Antennas and Propagation
Keyword: 
antennasize reductionISM bandand mobile handset
 Summary | Full Text:PDF

Internal Wideband Loop Antenna Using an LC Resonator
Hyengcheul CHOI Hyeongdong KIM 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/04/01
Vol. E94-B  No. 4  pp. 1081-1084
Type of Manuscript:  LETTER
Category: Antennas and Propagation
Keyword: 
wideband antennaloop antennaresonance controland mobile handset
 Summary | Full Text:PDF

Planar Inverted-E (PIE) Antenna for a Wide Impedance Bandwidth
Sinhyung JEON Hyengcheul CHOI Hyeongdong KIM 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2010/11/01
Vol. E93-B  No. 11  pp. 3173-3175
Type of Manuscript:  LETTER
Category: Antennas and Propagation
Keyword: 
planar inverted-F antennaplanar inverted-E antennabranch capacitancewide impedance bandwidth
 Summary | Full Text:PDF

Compact Hybrid DRA Combined with PIFA
Junghwan YEOM Sinhyung JEON Hyengcheul CHOI Hyeongdong KIM 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2010/10/01
Vol. E93-B  No. 10  pp. 2781-2783
Type of Manuscript:  LETTER
Category: Antennas and Propagation
Keyword: 
hybriddielectric resonator antennaplanar inverted F antenna
 Summary | Full Text:PDF

Design of a Dual-Band Chip Antenna Using a Gap-Fed Branch
Hyengcheul CHOI Hyeongdong KIM 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/08/01
Vol. E92-B  No. 8  pp. 2759-2761
Type of Manuscript:  LETTER
Category: Antennas and Propagation
Keyword: 
gap feedinginter-coupling capacitancedual-band chip antenna
 Summary | Full Text:PDF

Realization of Gain Improvement Using Helix-Monopole Antenna for Two-Way Portable Radio
Ying LIU Antao BU Shuxi GONG Hyengcheul CHOI Dongsoo SHIN Hyeongdong KIM 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/12/01
Vol. E90-B  No. 12  pp. 3738-3741
Type of Manuscript:  LETTER
Category: Antennas and Propagation
Keyword: 
helix antennamonopolegain improvementportable radio
 Summary | Full Text:PDF