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Marcus: \u201cITU WRC-19 spectrum policy results,\u201d IEEE Wireless Commun. <b>26<\/b> (2019) 4 (DOI: 10.1109\/MWC.2019.8938175).","DOI":"10.1109\/MWC.2019.8938175"},{"key":"2","doi-asserted-by":"crossref","unstructured":"[2] R. Dilli: \u201cAnalysis of 5G wireless systems in FR1 and FR2 frequency bands,\u201d International Conference on Innovative Mechanisms for Industry Applications (2020) 767 (DOI: 10.1109\/ICIMIA48430.2020.9074973).","DOI":"10.1109\/ICIMIA48430.2020.9074973"},{"key":"3","doi-asserted-by":"crossref","unstructured":"[3] J. Yang: \u201cAnalysis of modulation mode of 5G technology applications,\u201d International Conference on Mechatronic Automation and Electrical Engineering (2024) 465 (DOI: 10.1049\/icp.2024.4552).","DOI":"10.1049\/icp.2024.4552"},{"key":"4","doi-asserted-by":"crossref","unstructured":"[4] J. Li, <i>et al<\/i>.: \u201cA mm-Wave parallel-combined power amplifier supporting balanced\/unbalanced mode for 5G NR FR2 applications,\u201d IEEE Microw. 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Rahkonen, <i>et al<\/i>.: \u201cAM-PM distortion caused by transistor\u2019s signal-dependent input impedance,\u201d European Conference on Circuit Theory and Design (2011) 833 (DOI: 10.1109\/ECCTD.2011.6043830).","DOI":"10.1109\/ECCTD.2011.6043830"},{"key":"16","doi-asserted-by":"crossref","unstructured":"[16] K.P. Jung, <i>et al<\/i>.: \u201cEfficient 60-GHz power amplifier with adaptive AM-AM and AM-PM distortions compensation in 65-nm CMOS process,\u201d IEEE Trans. Microw. Theory Techn. <b>68<\/b> (2020) 3045 (DOI: 10.1109\/TMTT.2020.2985953).","DOI":"10.1109\/TMTT.2020.2985953"},{"key":"17","doi-asserted-by":"crossref","unstructured":"[17] S. Kulkarni and P. Reynaert: \u201cA push-pull mm-Wave power amplifier with &lt; 0.8\u00b0 AM-PM distortion in 40\u2006nm CMOS,\u201d IEEE Int. Solid-State Circuits Conf. (2014) 252 (DOI: 10.1109\/ISSCC.2014.6757422).","DOI":"10.1109\/ISSCC.2014.6757422"},{"key":"18","doi-asserted-by":"crossref","unstructured":"[18] P. Indirayanti and P. 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Zong, <i>et al<\/i>.: \u201cA 28\u2006GHz voltage-combined Doherty power amplifier with a compact transformer-based output combiner in 22\u2006nm FD-SOI,\u201d IEEE Radio Freq. Integr. Circuits Symp. (2020) 299 (DOI: 10.1109\/RFIC49505.2020.9218280).","DOI":"10.1109\/RFIC49505.2020.9218280"},{"key":"22","doi-asserted-by":"crossref","unstructured":"[22] H.T. Nguyen and H. Wang: \u201cA coupler-based differential Doherty power amplifier with built-in baluns for high mm-Wave linear-yet-efficient Gbit\/s amplifications,\u201d IEEE Radio Freq. Integr. Circuits Symp. (2019) 195 (DOI: 10.1109\/RFIC.2019.8701814).","DOI":"10.1109\/RFIC.2019.8701814"},{"key":"23","doi-asserted-by":"crossref","unstructured":"[23] M. Vigilante and P. Reynaert: \u201cA wideband class-AB power amplifier with 29-57-GHz AM-PM compensation in 0.9-V 28-nm bulk CMOS,\u201d IEEE J. Solid-State Circuits <b>53<\/b> (2017) 1288 (DOI: 10.1109\/JSSC.2017.2778275).","DOI":"10.1109\/JSSC.2017.2778275"},{"key":"24","doi-asserted-by":"crossref","unstructured":"[24] S. Kulkarni and P. Reynaert: \u201cA 60-GHz power amplifier with AM-PM distortion cancellation in 40-nm CMOS,\u201d IEEE Trans. Microw. Theory Techn. <b>64<\/b> (2016) 2284 (DOI: 10.1109\/TMTT.2016.2574866).","DOI":"10.1109\/TMTT.2016.2574866"},{"key":"25","doi-asserted-by":"crossref","unstructured":"[25] X. Li, <i>et al<\/i>.: \u201cA 110-to-130\u2006GHz SiGe BiCMOS Doherty power amplifier with slotline-based power-combining technique achieving &gt; 22\u2006dBm saturated output power and &gt; 10% power back-off efficiency,\u201d IEEE Int. Solid-State Circuits Conf. (2022) 316 (DOI: 10.1109\/ISSCC42614.2022.9731552).","DOI":"10.1109\/ISSCC42614.2022.9731552"},{"key":"26","doi-asserted-by":"crossref","unstructured":"[26] M. Beikmirza, <i>et al<\/i>.: \u201cA 4-way Doherty digital transmitter featuring 50%-LO signed IQ interleave upconversion with more than 27\u2006dBm peak power and 40% drain efficiency at 10\u2006dB power back-off operating in the 5\u2006GHz band,\u201d IEEE Int. Solid-State Circuits Conf. (2021) 92 (DOI: 10.1109\/ISSCC42613.2021.9365831).","DOI":"10.1109\/ISSCC42613.2021.9365831"},{"key":"27","doi-asserted-by":"crossref","unstructured":"[27] X. Fang, <i>et al<\/i>.:\u201cA 28-GHz beamforming Doherty power amplifier with enhanced AM-PM characteristic,\u201d IEEE Trans. Microw. Theory Techn. <b>68<\/b> (2020) 3017 (DOI: 10.1109\/TMTT.2020.2968318).","DOI":"10.1109\/TMTT.2020.2968318"},{"key":"28","doi-asserted-by":"crossref","unstructured":"[28] T.-W. Huang, <i>et al<\/i>.: \u201cA 19.7-38.9-GHz ultrabroadband PA with phase linearization for 5G in 28-nm CMOS process,\u201d IEEE Microw. Wireless Compon. 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