Joonhoi Hur
Joonhoi Hur
RF System Architect @ Apple
Verified email at - Homepage
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A fully integrated UHF-band CMOS receiver with multi-resolution spectrum sensing (MRSS) functionality for IEEE 802.22 cognitive radio applications
J Park, T Song, J Hur, SM Lee, J Choi, K Kim, K Lim, CH Lee, H Kim, ...
IEEE Journal of Solid-State Circuits 44 (1), 258-268, 2008
Highly efficient uneven multi-level LINC transmitter
J Hur, O Lee, K Kim, K Lim, J Laskar
Electronics letters 45 (16), 1, 2009
Systems and methods for a level-shifting high-efficiency linc amplifier using dynamic power supply
J Hur, KIM Kwan-Woo, K Lim, CH Lee, H Kim, J Laskar
US Patent App. 12/563,710, 2010
A multi-level and multi-band class-D CMOS power amplifier for the LINC system in the cognitive radio application
J Hur, O Lee, CH Lee, K Lim, J Laskar
IEEE microwave and wireless components letters 20 (6), 352-354, 2010
A 25 dBm outphasing power amplifier with cross-bridge combiners
L Ding, J Hur, A Banerjee, R Hezar, B Haroun
IEEE Journal of Solid-State Circuits 50 (5), 1107-1116, 2015
A fully-integrated UHF receiver with multi-resolution spectrum-sensing (MRSS) functionality for IEEE 802.22 cognitive-radio applications
J Park, T Song, J Hur, SM Lee, J Choi, K Kim, J Lee, K Lim, CH Lee, ...
2008 IEEE International Solid-State Circuits Conference-Digest of Technical …, 2008
An amplitude and phase mismatches calibration technique for the LINC transmitter with unbalanced phase control
J Hur, H Kim, O Lee, KW Kim, K Lim, F Bien
IEEE transactions on vehicular technology 60 (9), 4184-4193, 2011
A PWM based fully integrated digital transmitter/PA for WLAN and LTE applications
R Hezar, L Ding, A Banerjee, J Hur, B Haroun
IEEE Journal of Solid-State Circuits 50 (5), 1117-1125, 2015
A multilevel class-D CMOS power amplifier for an out-phasing transmitter with a nonisolated power combiner
J Hur, H Kim, O Lee, KW Kim, F Bien, K Lim, CH Lee, J Laskar
IEEE Transactions on Circuits and Systems II: Express Briefs 63 (7), 618-622, 2016
Self-interference cancellation using digital filter and auxiliary receiver
I Hwang, S Bongyong, J Hur
US Patent App. 14/679,937, 2016
A 23dBm fully digital transmitter using ΣΔ and pulse-width modulation for LTE and WLAN applications in 45nm CMOS
R Hezar, L Ding, J Hur, B Haroun
2014 IEEE Radio Frequency Integrated Circuits Symposium, 217-220, 2014
A cross-layer cognitive radio testbed for the evaluation of spectrum sensing receiver and interference analysis
J Park, K Kim, T Song, SM Lee, J Hur, K Lim, J Laskar
2008 3rd International Conference on Cognitive Radio Oriented Wireless …, 2008
Class-E outphasing power amplifier with efficiency and output power enhancement circuits and method
A Banerjee, J Hur, B Haroun, NR Schemm, R Hezar, L Ding
US Patent 9,385,669, 2016
Class D power amplifier
B Haroun, J Hur, L Ding, R Hezar
US Patent 8,373,504, 2013
A multi-band CMOS Doherty PA with tunable matching network
P Draxler, J Hur
2017 IEEE MTT-S International Microwave Symposium (IMS), 944-946, 2017
Bias circuits and methods for stacked devices
J Hur, PJ Draxler, C Presti, M Cassia
US Patent 9,252,713, 2016
Circuits and methods for power amplification with extended high efficiency
J Hur, PJ Draxler
US Patent 9,231,527, 2016
LINC transmitter with improved efficiency
J Hur, R Hezar, L Ding, BS Haroun
US Patent 8,744,378, 2014
Emerging multi-level architectures and unbalanced mismatch calibration technique for high-efficient and high-linear LINC systems
J Laskar, K Lim, J Hur, KW Kim, O Lee, CH Lee
Proceedings of 2010 IEEE International Symposium on Circuits and Systems …, 2010
Highly efficient and linear level shifting digital LINC transmitter with a phase offset cancellation
J Hur, KW Kim, O Lee, CH Cho, K Lim, J Laskar
2009 IEEE Radio and Wireless Symposium, 211-214, 2009
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