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Hyunseok Choi
Hyunseok Choi
Verified email at qti.qualcomm.com
Title
Cited by
Cited by
Year
A digital polar CMOS power amplifier with a 102-dB power dynamic range using a digitally controlled bias generator
H Choi, Y Lee, S Hong
IEEE Transactions on Microwave Theory and Techniques 62 (3), 579-589, 2014
202014
A triple-power-mode digital polar CMOS RF power amplifier with LO duty cycle control
H Choi, DH Lee, S Hong
IEEE Microwave and Wireless Components Letters 26 (9), 702-704, 2016
72016
Electronic device for tuning module for processing radio frequency signal
C Hyunseok, KIM Jooseung, YM Lee, NA Hyoseok
US Patent 11,223,332, 2022
22022
Electronic device for controlling communication circuit on basis of signal received from antenna
PYO Chulseung, Y Dongil, C Hyunseok, KIM Jooseung, YM Lee, ...
US Patent 11,558,128, 2023
12023
Voltage protection circuit to prevent power amplifier burnout, and electronic device having the same
C Hyunseok, KIM Jooseung, N Cho, NA Hyoseok
US Patent 11,211,955, 2021
12021
Electronic device and wireless communication system thereof
N Cho, KIM Jooseung, C Hyunseok, NA Hyoseok
US Patent 11,943,001, 2024
2024
Electronic device comprising power amplifier and method for operating same
Y An, NA Hyoseok, Y Jaejin, C Hyunseok
US Patent App. 18/379,937, 2024
2024
Voltage protection circuit to prevent power amplifier burnout, and electronic device having the same
C Hyunseok, KIM Jooseung, N Cho, NA Hyoseok
US Patent 11,843,398, 2023
2023
Method and apparatus for supplying voltage to amplifier using multiple linear regulators
NA Hyoseok, KIM Jooseung, C Hyunseok
US Patent App. 18/117,577, 2023
2023
Electronic device comprising printed circuit board
KIM Jungjoon, C Hyunseok, NA Hyoseok
US Patent App. 18/081,417, 2023
2023
Apparatus for preventing component burnout in electric device and method thereof
NA Hyoseok, KIM Jooseung, J Kim, S Sim, N Cho, C Hyunseok
US Patent 11,621,677, 2023
2023
Electronic device including antenna modules and operation method thereof
YM Lee, NA Hyoseok, LEE Hanyeop, C Hyunseok
US Patent App. 18/058,510, 2023
2023
Method and apparatus for supplying voltage to amplifier using multiple linear regulators
NA Hyoseok, KIM Jooseung, C Hyunseok
US Patent 11,600,914, 2023
2023
Dual connection circuit and electronic device including same
N Cho, KIM Jooseung, NA Hyoseok, C Hyunseok
US Patent App. 17/896,500, 2022
2022
Electronic device and wireless communication system thereof
N Cho, KIM Jooseung, C Hyunseok, NA Hyoseok
US Patent 11,502,760, 2022
2022
Electronic device comprising amplifier circuit for processing wideband rf signal
Y Dongil, KIM Jooseung, SON Junghwan, C Hyunseok
US Patent App. 17/860,467, 2022
2022
Power amplification circuit including protection circuit and electronic device including power amplification circuit
KIM Jungjoon, C Hyunseok, Y Jin
US Patent App. 17/720,535, 2022
2022
Protection circuit in electronic device and method therefor
C Hyunseok, KIM Jooseung, J Kim, NA Hyoseok, S Sim, N Cho
US Patent App. 17/263,044, 2022
2022
Electronic device and method for transmitting or receiving signals of plurality of frequency bands
KIM Jooseung, N Cho, NA Hyoseok, C Hyunseok
US Patent 11,456,797, 2022
2022
Communication circuitry performing communication using a plurality of frequency bands and electronic device comprising the communication circuitry
KIM Jungjoon, Y An, C Hyunseok
US Patent App. 17/530,958, 2022
2022
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