ETRI Knowledge Sharing Platform : Ju In Kwon

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Ju In Kwon

Department: Satellite Payload Research Section

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KSP Keywords: Ka-Band Microwave Switch Low Insertion Loss Coplanar Waveguide Feeding(CPW) Switch Matrix Power Amplifiers(PAs) Gaas Phemt Vertical Transition Pin Diode Switch Microwave Monolithic Integrated Circuits(MMIC) Off Isolation Microwave Integrated Circuits(MICs) Gaas Mmic Ku-Band Input-Output Reflection Loss High Switching Speed High Isolation Driver Circuit Power Added Efficiency(PAE) High Efficiency Surface Mounting Spst Switch Satellite Communication K-Band High Power Amplifier High Speed Radiation Loss Ghz Band Base Station Antenna Gan Hpa High Linearity 5 Ghz Frequency Band Digital Attenuator Low Loss Pseudomorphic High Electron Mobility Transistor(pHEMT) Compact Size Power Divider Third-Order Intercept Point Design And Test Transition Time Satellite Applications Gan Power Amplifier On-Off Multiple Transmission Lines(MTLs) Switching Time Measurement Results Meteorological Satellite Level Control Small Signal Gain Communications System Mmic Power Amplifier Output Impedance Sige Bicmos Technology Infrastructure Two-Stage Amplifier Dynamic Range Grounded Coplanar Waveguide Size Mismatch Monolithic Microwave Integrated Circuit (Mmic) Amplifiers Attenuation Characteristics Buffer Amplifier Three-Stage Amplifier 6 Ghz High Output Power Output Level Noise Figure Temperature Compensated Phase Shifting Second Harmonic Diode Model Compensated Control Phase Variation Adaptive Biasing Ntc Thermistors Control Circuit Active Phased Array Root-Mean-Square(RMS) Operating Frequency Return Loss On-Wafer Measurement Balanced Amplifier Serial-To-Parallel Converter T/R Module 70 Ghz Bias Circuit Module Assembly 5g Mobile Communication Band-Pass Filter(BPF) Gaas Process X-Band S-Band Command Word(CW) Microstrip Line High Step Rf Detector 28 Ghz Resonant Circuit Wide Frequency Range Output Power Density Gallium Nitride (Gan) Gain Control Gain Variation Open Technology Temperature Range Transmit/Receive Module(TRM) Voltage Controlled Single-Ended Shunt Feedback Active Bias High Performance Infrastructure Support Low Temperature Cofired Ceramics(LTCC) Wire Bond Millimeter Wave(mmWave) Operation Conditions Power Amplifier Mmic Saturated Output Power Harmonic Termination Unwanted Coupling Rms Error Back-Off Multi-Beam Satellite Biasing Circuit Temperature Compensation Control Voltage Control Range Wideband Performance Directional Coupler(DC) Gain Degradation 3.4 Ghz System-On-Package

Articles (37)
Patents (8)
Technology Transfer (8)
R&D Reports (5)
Standards (0)
Monographs/Talk (0)

논문 검색결과
Type	Year	Title	Cited
Conference	2025	A Compact Three-Stage Ku-band 40 W HPA MMIC with power density of 4.46 W/mm2 Inkwon Ju Asia-Pacific Conference on Antennas and Propagation (APCAP) 2025, pp.137-138
Conference	2025	Ku 대역 100W GaN MMIC HPA 주인권 한국전자파학회 종합 학술 대회 (동계) 2025, pp.1-1
Conference	2023	Design and Measurement of a Folded Lange Coupler for a K-band MMIC HPA 주인권 한국통신학회 종합 학술 발표회 (하계) 2023, pp.1-2
Conference	2022	A 17.5~ 20.5 GHz 30 W GaN HPA MMIC for Ka-band Satellite Communications Inkwon Ju Asia-Pacific Conference on Communications (APCC) 2022, pp.643-644	1
Conference	2022	Ka-Band GaN Power Amplifier MMICs using Source Inductor and Second Harmonic Termination Inkwon Ju Joint Conference on Satellite Communications (JC-SAT) 2022, pp.1-4
Conference	2022	A 17.5 ~ 20.5 GHz 30W GaN MMIC HPA for Satellite Communications 주인권 한국전자파학회 종합 학술 대회 (하계) 2022, pp.771-771
Conference	2020	Development of Low Noise Amplifier MMIC for Ku-band SATCOM Terminal 장동필 한국전자파학회 전파 및 무선통신 학술 대회 2020, pp.27-28
Conference	2019	Ka band 16-Way Power Combiner for Satellite Reconfigurable Beam Antenna 주인권 한국통신학회 종합 학술 발표회 (하계) 2019, pp.1-1
Conference	2017	G 통신을 위한 Ka 대역 고효율 고선형 10 W GaN HPA MMIC 주인권 한국전자파학회 종합 학술 대회 (하계) 2017, pp.1-1
Conference	2017	High Linearity and High Efficiency Compact-Size Ka-Band GaN Power Amplifier MMIC for 5G Mobile Communications Inkwon Ju 한국통신학회 종합 학술 발표회 (하계) 2017, pp.996-996
Conference	2015	고효율 광대역 Ku-Band GaAs MMIC 고출력 증폭기 주인권 한국전자파학회 종합 학술 대회 (하계) 2015, pp.1-1
Conference	2015	Ku-Band GaAs MMIC High Power Amplifier with High Efficiency and Broadband Inkwon Ju Conference on Microwave Techniques (COMITE) 2015, pp.1-4	9
Journal	2014	A Low Power GaAs MMIC Multi-Function Chip for an X-Band Active Phased Array Radar System 정진철 한국전자파학회논문지, v.25, no.5, pp.504-514
Conference	2013	The maintenance of HPA MMIC's efficiency for K-band Hong-gu Ji Asia-Pacific Microwave Conference (APMC) 2013, pp.751-753	0
Conference	2013	Design and Verification of SMT MMIC Package using a 20 GHz LNA, a 40 GHz LNA and a 40GHz Digital Attenuator Inkwon Ju Conference on Electrical Performance of Electronic Packaging and Systems (EPEPS) 2013, pp.255-258	1
Conference	2013	Design of Ku-band 4 Watt MMIC HPA 주인권 한국전자파학회 종합 학술 대회 (하계) 2013, pp.1-1
Journal	2013	An S-Band Multifunction Chip with a Simple Interface for Active Phased Array Base Station Antennas Jin-Cheol Jeong ETRI Journal, v.35, no.3, pp.378-385	15
Conference	2012	Digital Phase Shifter MMIC for Active Phased Array Antenna 주인권 한국통신학회 종합 학술 발표회 (하계) 2012, pp.353-354
Conference	2011	GaAs Digital Control Circuit for Microwave Switch, Digital Attenuator and Digital Phase Shifter MMIC 주인권 한국통신학회 종합 학술 발표회 (하계) 2011, pp.352-353
Journal	2011	A GaAs MMIC Multi-Function Chip with a Digital Serial-to-Parallel Converter for an X-band Active Phased Array Radar System 정진철 한국전자파학회논문지, v.22, no.6, pp.613-624
Journal	2009	A 6-Bit MMIC Digital Attenuator with High Attenuation Accuracy and Small Phase Variation for X-band TR Module Applications 주인권 한국군사과학기술학회지, v.12, no.4, pp.452-459
Conference	2009	Design of a SiGe BiCMOS Multifunction Chip for Ku-Band Phased-Array Receiver Front End 신동환 대한전자공학회 종합 학술 대회 (하계) 2009, pp.480-481
Conference	2009	A Digital Attenuator using Switched-T Attenuator and Switched-path Attenuator 주인권 한국통신학회 종합 학술 대회 (하계) 2009, pp.539-540
Conference	2008	High Performance Vertical Transition from DC to 70 GHz for System-on-Package Applications In Kwon Ju European Microwave Conference (EuMC) 2008, pp.1338-1341	6
Journal	2008	Low Loss DC to 50 GHz LTCC SMT Package for Millimeter Wave MMICs In Kwon Ju Microwave and Optical Technology Letters, v.50, no.1, pp.24-29	0
Conference	2007	Hermetic SMT LTCC MMIC Package Using Novel Vertical Transition 주인권 한국전자파학회 종합 학술 발표회 2007, pp.1-5
Conference	2007	Novel Vertical Transition Using a Trough Line, a Slab Line and Shielded Multilayer Coplanar Waveguides for 50 GHz LTCC Hermetic SMT MMIC Package In Kwon Ju European Micorwave Integrated Circuits Conference (EuMIC) 2007, pp.563-566	3
Conference	2007	Qualification Model 4x4 Microwave Switch Matrix for the COMS Ka-band Communication Payload In Kwon Ju International Communications Satellite Systems Conference (ICSSC) 2007, pp.1-8	0
Conference	2006	High Isolation and High Speed 4x4 Microwave Switch Matrix for the Coms KA-Band Communication Payload In Kwon Ju Ka and Broadband Communications Conference 2006, pp.1-6
Conference	2006	High Isolation PIN Diode Switch for Satellite Communications System In Kwon Ju International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC) 2006, pp.1-4
Conference	2006	High Step Accuracy MMIC Channel Amplifier using Nonlinear Temperature Compensation for Ka-band OBS Satellite Transponder In Kwon Ju AIAA International Communications Satellite Systems Conference (ICSSC) 2006, pp.863-869
Conference	2006	High Speed 4x4 MMIC Microwave Switch Matrix with 60dB On-to-off Isolation for Satellite Applications Y.S. Noh AIAA International Communications Satellite Systems Conference (ICSSC) 2006, pp.1-4
Conference	2006	Development of Onboard Switch for Multi-beam Satellite Communication Jin Ho Jo AIAA International Communications Satellite Systems Conference (ICSSC) 2006, pp.1-7	2
Journal	2006	Design of Ultra Wide Band MMIC Digital Attenuator with High Attenuation Accuracy 주인권 한국전자파학회논문지, v.17, no.2, pp.101-109
Conference	2005	High Speed 4x4 Microwave Switch Matrix Using MMIC SPST Switch for Satellite Applications Y. S. Noh Asia-Pacific Microwave Conference (APMC) 2005, pp.1-4	3
Journal	2005	A PIN Diode Switch with High Isolation and High Switching Speed 주인권 한국전자파학회논문지, v.16, no.2, pp.167-173
Conference	2004	On Board Switch Design for Multi-beam Switching 조진호 전자 정보 통신 학술 대회 (CEIC) 2004, pp.145-148

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