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2020 – today
- 2024
[j8]Chihyun Cho
, Jae-Yong Kwon, Tae-Weon Kang, Hyunji Koo, Woohyun Chung:
Design of a Waveguide Calibration Kit Consisting of Offset Shorts for Low Measurement Uncertainty. IEEE Access 12: 12902-12908 (2024)- [j7]Chihyun Cho, Tae-Weon Kang, Hyunji Koo, Woohyun Chung:
Evaluation of Random Errors for Vector Network Analyzers Based on a Residual Model. IEEE Trans. Instrum. Meas. 73: 1-6 (2024) - 2023
- [j6]Chihyun Cho, Tae-Weon Kang, Jae-Yong Kwon, Hyunji Koo:
Establishing a D-Band Waveguide Impedance Standard Including the Random Effects of a Vector Network Analyzer for 6G Wireless Communications. IEEE Trans. Instrum. Meas. 72: 1-11 (2023) - 2022
- [j5]Chihyun Cho, Jae-Yong Kwon, Hyunji Koo, Tae-Weon Kang:
Uncertainty Analysis of Scattering Parameters Calibrated by an Electronic Calibration Unit Based on a Residual Model. IEEE Access 10: 6328-6337 (2022) - [j4]Hyunji Koo, Chihyun Cho, Tae-Weon Kang, Jae-Yong Kwon:
Pin-Gap Correction of Coaxial Calibration Standards for TRL or LRL Calibration. IEEE Access 10: 34779-34788 (2022) - [j3]Chihyun Cho, Tae-Weon Kang, Jae-Yong Kwon, Hyunji Koo:
A Novel Method for Estimating Residual Model Parameters to Evaluate Uncertainty in Scattering Parameter Measurements. IEEE Trans. Instrum. Meas. 71: 1-8 (2022)
2010 – 2019
- 2019
- [j2]Chihyun Cho, Hyunji Koo, Jae-Yong Kwon, Joo-Gwang Lee:
Uncertainty Analysis for Characterization of a Commercial Real-Time Oscilloscope Using a Calibrated Pulse Standard. IEEE Access 7: 159724-159730 (2019) - 2015
- [j1]Hyunji Koo, Choul-Young Kim, Songcheol Hong:
Design and Analysis of 239 GHz CMOS Push-Push Transformer-Based VCO With High Efficiency and Wide Tuning Range. IEEE Trans. Circuits Syst. I Regul. Pap. 62-I(7): 1883-1893 (2015)
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