Linear Power Amplifier ICs or Modules
Low Power CMOS Analog/RF Integrated Circuit Design
RF Transmitter/Receiver Systems Design/Integration
Journal Articles
(2024)
A Multimode GaN Doherty Power Amplifier MMIC with N-Scalable Amplifiers for Selective Back-Off Power Level.
IEEE TRANSACTIONS ON MICROWAVE THEORY AND TECHNIQUES.
72,
1
(2023)
A Design of Boost Converter With Time-Domain MPPT and Digital Self-Tracking ZCD for Thermoelectric Energy Harvesting Applications.
IEEE TRANSACTIONS ON POWER ELECTRONICS.
38,
11
(2023)
Broadband Virtual-Stub Doherty Power Amplifier Using Asymmetric Structure.
IEEE ACCESS.
11,
(2023)
Two-Stage Doherty Power Amplifier Using Broadband Interstage Matching Network.
IEEE MICROWAVE AND WIRELESS TECHNOLOGY LETTERS.
33,
10
(2023)
New compact load network for Doherty power amplifiers based on L-section matching network of the carrier amplifier and post-matching network.
IEEE ACCESS.
11,
(2023)
Design of a Load Modulated Balanced Amplifier with a Two-Stage Control Power Amplifier.
JOURNAL OF ELECTROMAGNETIC ENGINEERING AND SCIENCE.
23,
3
(2023)
A Wideband Reflectarray Antenna for Satellite Application with Low Cross-Polarization.
APPLIED SCIENCES-BASEL.
13,
7
(2023)
Broadband InGaP/GaAs HBT Doherty Power Amplifier IC Using Direct Interstage Power Division for Compact 5G NR Handset Module.
IEEE ACCESS.
11,
(2023)
New Load Modulation Combiner Having a Capability of Back-Off Control for Doherty Power Amplifiers.
IEEE ACCESS.
11,
1
(2023)
A Design of Wireless Power Receiver With Gate Charge Recycled Dual-Mode Active Rectifier and Step-Down Converter With 88.2 System Efficiency for Power Management IC.
IEEE TRANSACTIONS ON POWER ELECTRONICS.
38,
1
(2022)
Beamforming Algorithm Based on the Orthogonal Phase Bases With Trigonometric Estimation for Microwave Power Transfer Systems.
IEEE ACCESS.
10,
1
(2022)
Generalized Expression and Design Method of Modified Load Networks for Doherty Power Amplifier With Extended Back-Off Range.
IEEE ACCESS.
10,
(2022)
A Design of 10-Bit Asynchronous SAR ADC with an On-Chip Bandgap Reference Voltage Generator.
Sensors.
22,
14
(2022)
부하에 의한 출력 변화가 둔감한 6.78 MHz Class E 전력증폭기 설계.
한국전자파학회 논문지.
33,
8
(2022)
Compact Load Network Having a Controlled Electrical Length for Doherty Power Amplifier.
IEEE ACCESS.
10,
-
(2022)
A 1.8-2.7 GHz Triple-Band Low Noise Amplifier with 31.5 dB Dynamic Range of Power Gain and Adaptive Power Consumption for LTE Application.
SENSORS.
22,
11
(2022)
A Configurable and Fully Synthesizable RTL-Based Convolutional Neural Network for Biosensor Applications.
SENSORS.
22,
7
(2022)
Doherty Power Amplifier With Extended High-Efficiency Range Based on the Utilization of Multiple Output Power Back-Off Parameters.
IEEE TRANSACTIONS ON MICROWAVE THEORY AND TECHNIQUES.
70,
4
(2022)
A 5.8 GHz RF Receiver Front-End With 77.6 dB Dynamic Range AGC for a DSRC Transceiver.
IEEE ACCESS.
10,
1
(2022)
A Wideband Multilevel Reconfigurable Class E/F-23 Power Amplifier With a Band-Selecting Tracking Reactance Compensation Automatic Calibration Algorithm.
IEEE ACCESS.
10,
Patent/Intellectual Property
도허티 전력 증폭 장치 및 이 장치의 부하 임피던스 변조 방법.
10-2019-0012136.
20201006.
KOREA, REPUBLIC OF
이중 모드 차동 전력 증폭기 및 그의 동작 제어 방법.
10-2018-0172437.
20201006.
KOREA, REPUBLIC OF
DUAL - OUTPUT AND DUAL - MODE SUPPLY MODULATOR , TWO - STAGE POWER AMPLIFIER USING THE SAME , AND SUPPLY MODULATION METHOD THEREFOR.
16 / 233,649.
20200922.
UNITED STATES
개별신호발생기를 이용한 무선 전력 송신 장치 및 방법.
10-2018-0032789.
20200413.
KOREA, REPUBLIC OF
이중 출력 및 이중 모드 서플라이 변조 장치, 이를 이용한 이단 전력 증폭기 그리고 그의 서플라이 변조 방법.
10-2018-0016272.
20191121.
KOREA, REPUBLIC OF
average power tracking mode power amplifier using dual bias voltage levels.
15/175205.
20181211.
UNITED STATES
상쇄루프를 이용한 적응형 위상반전 무선 전력 송신 장치 및 방법(WIRELESS POWER TRANSFER APPARATUS BASED ON ADAPTIVE PHASE REVERSAL USING CANCELLATION LOOP AND METHOD THEREOF).
10-1925-9230000.
20181130.
KOREA, REPUBLIC OF
EBG 구조를 이용한 역지향성 배열의 원형 편파 안테나 장치 및 이를 구비하는 무선 전력 전송 시스템(ANTENNA APPARATUS WITH RETRODIRECTIVE ARRAY USING ELECTROMAGNETIC BAND GAP STRUCTURE AND WIRELESS POWER TRANSMISSION SYSTEM INCLUDING IT).
10-1914-5260000.
20181029.
KOREA, REPUBLIC OF
피킹 증폭기의 출력 정합회로에 공진회로를 사용하는 광대역 도허티 전력증폭기(BROADBAND DOHERTY POWER AMPLIFIER USING A RESONANT CIRCUIT FOR THE OUTPUT MATCHING CIRCUIT OF THE PICKING AMPLIFIER).
10-1910-8960000.
20181017.
KOREA, REPUBLIC OF
이중모드 RF 차동 전력증폭기(DUAL MODE OPERATABLE RF DIFFERENTIAL POWER AMPLIFIER).
10-1881-7670000.
20180709.
KOREA, REPUBLIC OF
집중 소자를 이용한 단순한 구조의 도허티 전력증폭기 부하 네트워크(COMPACT LOAD NETWORK FOR DOHERTY POWER AMPLIFIER USING LUMPED COMPONENTS).
10-1881-7660000.
20180709.
KOREA, REPUBLIC OF
Active rectifier capable of preventing Reverse leakage current.
15/394160.
20180123.
UNITED STATES
Input Driver for Power Amplifier and Transmitter.
15/001,810.
20170815.
UNITED STATES
DYNAMIC BIAS MODULATOR WITH MULTIPLE OUTPUT VOLTAGE CONVERTER AND POWER AMPLIFICATION APPARATUS USING THE SAME.
15/145,292.
20170530.
UNITED STATES
최대수신전력 자동 위치정렬을 이용한 무선충전패드 및 이를 이용한 무선충전방법(WIRELESS CHARGING PAD AND METHOD USING AUTO ALIGNMENT FOR MAXIMUM POWER RECEIVING).
10-2015-0165507.
20170202.
KOREA, REPUBLIC OF
MULTI-MODE BIAS MODULATOR AND ENVELOPE TRACKING POWER AMPLIFIER USING THE SAME.
14/621,734.
20170131.
UNITED STATES
전력증폭기용 입력 드라이버 및 송신기.
10-2015-0024030.
20170123.
KOREA, REPUBLIC OF
3-웨이 도허티 전력증폭기 장치(3-WAY DOHERTY POWER AMPLIFIER).
10-1686351-0000.
20161207.
KOREA, REPUBLIC OF
이중 구동 전압을 이용하는 평균 전력 추적 모드 전력 증폭 장치(AVERAGE POWER TRACKING MODE POWER AMPLIFIER USING DUAL BIAS VOLTAGE LEVELS).
10-1664718-0000.
20161004.
KOREA, REPUBLIC OF
Conference Paper
(2023)
A 6-/12-dB Back-off Multi-Mode GaN MMIC Doherty Power Amplifier for 5G Applications.
IEEE International Microwave Symposium.
KOREA, REPUBLIC OF
(2021)
500 W Three-way GaN Doherty Power Amplifier for Sub-6 GHz 5G New Radio Base Transceiver Systems.
2020 EuMC.
EU
(2020)
A Simple Phase Adaptation Algorithm for Compact Microwave Power Transmitter Array.
WPTC.
KOREA, REPUBLIC OF
(2020)
3-level DSS modulator using the 3-level switch for the CMOS RF PA IC.
한국반도체학술대회.
KOREA, REPUBLIC OF
(2020)
5.3–6.3 GHz CMOS 5-Bit Differential Phase Shifter for Microwave Power Transfer System.
한국반도체학술대회.
KOREA, REPUBLIC OF
(2020)
Envelope Tracking Power Amplifier Integrated Circuit with Efficiency Enhanced Supply Modulator Using CMOS 65 nm Process.
한국반도체학술대회.
KOREA, REPUBLIC OF
(2020)
High-Power and High-Efficiency 5.8 GHz GaN-HEMT Rectifier Using Time Reversal Duality for Microwave Power Transfer via Solar Power Satellites.
한국반도체학술대회.
KOREA, REPUBLIC OF
(2020)
간단한 부하 회로를 가진 대역 개선 Doherty 전력증폭기 설계.
한국반도체학술대회.
KOREA, REPUBLIC OF
(2020)
트랜지스터 기생성분이 포함된 출력 정합 네트워크를 이용한 광대역 Doherty 전력 증폭기.
한국반도체학술대회.
KOREA, REPUBLIC OF
(2019)
28 nm CMOS 공정을 이용한 mm-wave 대역 가변이득 저잡음 증폭기.
하계종합학술대회.
KOREA, REPUBLIC OF
(2019)
Sub-6 GHz 광대역 및 고출력 특성을 갖는 복소결합부하 도허티 전력증폭기.
하계종합학술대회.
KOREA, REPUBLIC OF
(2019)
교차 결합된 트랜지스터를 이용한 스위치가 없는 28 GHz CMOS 양방향 차동 증폭기 설계.
하계종합학술대회.
KOREA, REPUBLIC OF
(2019)
무선전력전송을 위한 retroreflective beamforming 제어.
하계종합학술대회.
KOREA, REPUBLIC OF
(2019)
InGaP/GaAs HBT Broadband Power Amplifier IC with 54.3% Fractional Bandwidth Based on Cascode Structure.
IEEE IMS.
UNITED STATES
(2019)
GaAs pHEMT 공정을 이용한 mm-wave 대역 가변 이득 저잡음 증폭기.
한국전자파학술대회.
KOREA, REPUBLIC OF
(2019)
높은 Q 값을 갖는 인덕터와 2차 고조파 필터를 이용한 475 kHz 고효율 2단 class-E 전력증폭기.
한국전자파학술대회.
KOREA, REPUBLIC OF
(2019)
높은 출력 전압을 갖는 5.8 GHz 고효율 RF-DC 정류기 설계.
한국전자파학술대회.
KOREA, REPUBLIC OF
(2019)
마이크로파 무선전력전송을 위한 5.8 GHz 빔포밍 Tx IC 설계.
한국전자파학술대회.
KOREA, REPUBLIC OF
(2019)
복소 결합 부하 및 비대칭 소자를 이용한 도허티 전력 증폭기의 고효율 전력 구간 확장.
한국전자파학술대회.
KOREA, REPUBLIC OF
(2019)
스위치 기반의 저손실 C-대역 CMOS 위상천이기.
한국전자파학회.
KOREA, REPUBLIC OF