參考文獻 |
[1] V. Jain, B. Javid, and P. Heydari, “A BiCMOS dual-band millimeterwave frequency synthesizer for automotive radars,” IEEE J. Solid-State Circuits, vol. 44, no. 8, pp. 2100–2113, Aug. 2009.
[2] A. Arbabian, S. Callender, S. Kang, B. Afshar, J.-C. Chien, and A. Niknejad, “A 90 GHz hybrid switching pulsed-transmitter for medical imaging,” IEEE J. Solid-State Circuits, vol. 45, no. 12, pp. 2667–2681, Dec. 2010.2113, Aug. 2009.
[3] A. Arbabian, S. Kang, S. Callender, J.-C. Chien, B. Afshar, and A. Niknejad, “A 94 GHz mm-wave to baseband pulsed-radar for imaging and gesture recognition,” in 2012 IEEE Int. Symp. on VLSI Design, Automation and Test, Jun. 2012, pp. 56-57.
[4] A. Arbabian, S. Callender, S. Kang, M. Rangwala, and A. Niknejad, “A 94 GHz mm-wave-to-baseband pulsed-radar transceiver with applications in imaging and gesture recognition,” IEEE J. Solid-State Circuits, vol. 48, no. 4, pp. 1055–1071, Apr. 2013.
[5] C.-C. Wang, Z. Chen, and P. Heydari, “W-Band silicon-based frequency synthesizers using injection-locked and harmonic triplers,” IEEE Trans. Microw. Theory Techn., vol. 60, no. 5, pp. 1307-1320, May 2012.
[6] S.-J. Li, H.-H. Hsieh, and L.-H. Lu, “A 10 GHz phase-locked loop with a compact low-pass filter in 0.18 μm CMOS,” IEEE Microw. Wireless Compon. Lett., vol. 19, no. 10, pp. 659–661, Oct. 2009.
[7] Y.-H., Lin, J.-H. Tsai, Y.-H. Kuo, and T.-W. Huang, “An ultra low-power 24 GHz phase-lock-loop with low phase-noise VCO embedded in 0.18 μm CMOS process,” in 2011 Asia-Pacific Microw. Conf., Dec. 2011, pp. 1630–1633.
[8] J. Lee, S. Lee, H. Kim, and H. Yu, “A 28.5–32-GHz fast settling multichannel PLL synthesizer for 60-GHz WPAN radio,” IEEE Trans. Microw. Theory Techn., vol. 56, no. 5, pp. 1234-1246, 2008.
[9] M. Huang, C.-H. Yu, J.-H. Tsai, and T.-W. Huang, “A low-power 24 GHz phase lock loop with gain-boosted charge pump embedded in 0.18 µm COMS technology,” in 2012 Asia-Pacific Microw. Conf., Dec. 2012, pp. 643–645.
[10] Y.-L. Yeh and H.-Y. Chang, “Design and analysis of a W-band divide-by-three injection-locked frequency divider using second harmonic enhancement technique,” IEEE Trans. Microw. Theory Techn., vol. 60, no. 6, pp.1617-1625, Jun. 2012.
[11] J. Zhang, Y. Cheng, C. Zhao, Y. Wu, K. Kang, “Analysis and design of ultra-wideband mm-wave injection-locked frequency dividers using transformer-based high-order resonators,” IEEE J. Solid-State Circuits, vol.53, no.8, pp.2177-2189, Aug. 2018.
[12] L. Wu, H.-C. Luong, “Analysis and design of a 0.6 V 2.2 mW 58.5-to-72.9 GHz divide-by-4 injection-locked frequency divider with harmonic boosting,” IEEE Trans. Microw. Theory Techn., vol. 60, no. 8, pp. 2001-2008, 2013.
[13] C.-C. Chan, H.-N. Yeh, G.-L. Huang, and H.-Y Chang, “A V-band low-phase-noise low-jitter sub-harmonically injection-locked QVCO with high quadrature accuracy in 90-nm CMOS process,” in 2017 IEEE MTT-S Int. Microw. Symp. (IMS), Honololu, HI, 2017, pp. 1359-1362.
[14] S. Kim, D. Yoon, J. Kim, J. Yoo, K. Song, and J.-S Rieh, “ A CMOS 300-GHz injectino-locked frequency tripler with a tri-layer dual coupled line for improved locking range,” IEEE Trans. Circuits Syst. II, vol. 69, no. 2, pp. 309–313, Feb. 2022.
[15] H.-Y. Chang, C.-C. Chan, S.-M. Li, H.-N. Yeh, I. Y.-E. Shen, and G.-L. Huang, “Design and analysis of CMOS low phase noise low quadrature error V-band sub-harmonically injection-locked quadrature FLL,” IEEE Trans. Microw. Theory Techn., vol. 66, no. 06, pp. 2851–2866, June 2018.
[16] J.-W. Li, W.-C. Chen, J. Chou, Y.-C. Liu, and H.-Y. Chang, “A 30-36.6 GHz low jitter degradation SILQVCO with frequency-tracking loop in 65 nm CMOS for 5G frontend applications,” in 2020 15th Eur. Microw. Integr. Circuit Conf., Utrecht, 2021, pp. 241-244.
[17] J.-H. Cheng, J.-H. Tsai, and T.-W. Huang, “Design of a 90.9% locking range injection-locked frequency divider with device ratio optimization in 90-nm CMOS,” IEEE Trans. Microw. Theory Techn., vol.65, no.1, Jan. 2017.
[18] A. Li, S. Zheng, J. Yin, X. Luo, and H. C. Luong, “A 21–48 GHz subharmonic injection-locked fractional-N frequency synthesizer for multiband point-to-point backhaul communications,” IEEE J. Solid-State Circuits, vol. 49, no. 8, pp. 1785-1799, Aug. 2014.
[19] W. Deng, T. Siriburanon, A. Musa, K. Okada, and A. Matsuzawa, “A sub-harmonic injection-locked quadrature frequency synthesizer with frequency calibration scheme for millimeter-wave TDD transceivers, “ IEEE J. Solid-State Circuits, vol. 48, no. 7, pp. 1710-1720, July 2013.
[20] L. Ye, Y. Wang, C. Shi, H. Liao, and R. Huang, “A W-band divider-less cascading frequency synthesizer with push-push ×4 frequency multiplier and sampling PLL in 65nm CMOS,” in 2012 IEEE MTT-S Int. Microw. Symp. Dig., pp.1-3, Jun. 2012.
[21] D. Turker, A. Bekele, P. Upadhyaya, B. Verbruggen, Y. Cao, S. Ma, C. Erdmann, B. Farley, Y. Frans, K. Chang, “A 7.4-to-14GHz PLL with 54fsrms jitter in 16 nm FinFET for integrated RF-data-converter SoCs,” in 2018 IEEE Int. Solid-State Circuits Conf. (ISSCC), San Francisco, CA, 2018, pp. 11-15.
[22] X. Gao, E. A. M. Klumperink, M. Bohsali and B. Nauta, “A low noise sub-sampling PLL in which divider noise is eliminated and PD/CP noise is not multiplied by N2 ,” IEEE J. Solid-State Circuits, vol. 44, no. 12, pp. 3253-3263, Dec. 2009.
[23] A. Elkholy, M. Talegaonkar, T. Anand and P. Kumar Hanumolu, "Design and analysis of low-power high-frequency robust sub-harmonic injection-locked clock multipliers,” IEEE J. Solid-State Circuits, vol. 50, no. 12, pp. 3160-3174, Dec. 2015.
[24] Y. Hu, X. Chen, T. Siriburanon, J. Du, Z. Gao, V. Govindaraj, A. Zhu, R. B. Staszewski, “A 21.7-to-26.5GHz charge-sharing locking quadrature PLL with implicit digital frequency-tracking loop achieving 75fs jitter and −250dB FoM,” in 2020 IEEE Int. Solid-State Circuits Conf, San Francisco, CA, USA, 2020, pp. 276-278.
[25] Z. Zhang, G. Zhu and C. Patrick Yue, “A 0.65-V 12–16-GHz sub-sampling PLL with 56.4-fsrms integrated jitter and −256.4-dB FoM,” IEEE J. Solid-State Circuits, vol. 55, no. 6, pp. 1665-1683, June 2020.
[26] J. Lee and H. Wang, “Study of subharmonically injection-locked PLLs,” IEEE J. Solid-State Circuits, vol. 44, no. 5, pp. 1539-1553, May 2009.
[27] 高曜煌,射頻鎖相迴路 IC 設計,第二章,滄海書局,民國 94 年。
[28] 劉深淵、楊清淵,鎖相迴路,滄海書局,民國 100 年。
[29] H.-T. Bui, and Y. Savaria, “Design of a high-speed differential frequency tovoltage converter and its application in a 5 GHz frequency locked loop,” IEEE Trans. Circuits Syst. I, Reg. Papers, vol. 55, no.4, pp. 766-774, Apr. 2008.
[30] D. Shin, S. Park, S. Raman and K. J. Koh, “A subharmonically injection-locked PLL with 130 fs RMS jitter at 24 GHz using synchronous reference pulse injection from nonlinear VCO envelope feedback,” in 2017 IEEE Radio Freq. Integr. Circuits Symp. (RFIC), Honolulu, HI, 2017, pp. 100-103.
[31] Z. Zong, M. Babaie, and R. B. Staszewski, “A 60 GHz frequency generator based on a 20 GHz oscillator and an implicit multiplier,” IEEE J. Solid-State Circuits, vol. 51, no. 5, pp. 1261–1273, May 2016.
[32] Q. Zou, K. Ma, and K. S. Yeo, “A low phase noise and wide tuning range millimeter-wave VCO using switchable coupled VCO-cores,” IEEE Trans. Circuits Syst. I, Reg. Papers, vol. 62, no. 2, pp. 554–563, Feb. 2015.
[33] V. Szortyka, Q. Shi, K. Raczkowski, B. Parvais, M. Kuijk, P. Wambacq, “A 42 mW 200 fs-Jitter 60 GHz sub-sampling PLL in 40 nm CMOS,” IEEE J. Solid-State Circuits, vol. 50, no. 9, pp. 2025-2036, June 2015.
[34] B. Razavi, “A study of injection locking and pulling in oscillators,” IEEE J. Solid-State Circuits, vol. 39, no. 9, pp. 1415-1424, Sep. 2004.
[35] K. Kamogawa, T. Tokumitsu, and I. Toyoda, “A 20-GHz-band subharmonically injection-locked oscillator MMIC with wide locking range,” IEEE Microw. Guided Wave Lett., vol. 7, no. 8, pp. 233–235, Aug. 1997.
[36] F.-H. Huang, C.-K. Lin, and Y.-J. Chan, “V-band GaAs pHEMT cross-coupled sub-harmonic oscillator,” IEEE Microw. Wireless Compon. Lett., vol. 16, no. 8, pp. 473–475, Aug. 2006.
[37] S. Kishimoto, K. Maruhashi, M. Ito, T. Morimoto, Y. Hamada, and K. Ohata, “A 60-GHz-band subharmonically injection locked VCO MMIC operating over wide temperature range,” in 2005 IEEE MTT-S Int. Microw. Symp. Dig., Jun. 2005, pp. 1689–1692.
[38] K. Kamogawa, T. Tokumitsu, and M. Aikawa, “Injection-locked oscillator chain: a possible solution to millimeter-wave MMIC synthesizers,” IEEE Trans. Microw. Theory Techn., vol. 45, no. 9, pp. 1578–1584, Sept. 1997.
[39] W. K. Chan and J. R. Long, “A 56–65 GHz injection-locked frequency tripler with quadrature outputs in 90-nm CMOS,” IEEE J. Solid-State Circuits, vol. 43, no. 12, pp. 2739–2746, Dec. 2008.
[40] S.-W. Tam, E. Socher, A. Wong, Y. Wang, L. D. Vu, and M.-C. F. Chang, “Simultaneous sub-harmonic injection-locked mm-wave frequency generators for multi-band communications in CMOS,” in Proc. IEEE Radio Freq. Integr. Circuits Symp. Dig., Jun. 2008, pp. 131–134.
[41] M.-C. Chen and C.-Y. Wu, “Design and analysis of CMOS subharmonic injection-locked frequency triplers,” IEEE Trans. Microw. Theory Techn., vol. 56, no. 8, pp. 1869–1878, Aug. 2008.
[42] Y.-L. Yeh, C.-S. Huang, and H.-Y. Chang, “A 20.7% locking range W-band fully integrated injection-locked oscillator using 90 nm CMOS technology,” in 2012 IEEE MTT-S Int. Microw. Symp. Dig., Jun. 2012.
[43] C.-C. Wang, Z. Chen, and P. Heydari, “W-band silicon-based frequency synthesizers using injection-locked and harmonic triplers,” IEEE Trans. Microw. Theory Techn., vol. 60, no. 5, pp. 1307–1320, May 2012.
[44] Z. Chen and P. Heydari, “An 85–95.2 GHz transformer-based injection-locked frequency tripler in 65-nm CMOS,” in 2010 IEEE MTT-S Int. Microw. Symp. (IMS), May 2010, pp. 776–779.
[45] W.-C. Chen,H.-N. Yeh, and H.-Y. Chang, “An 100-to-110 GHz low-dc-power sub-harmonically injection-locked quadrature oscillator using stacked boosting technique in 90-nm CMOS Process,” in 2019 IEEE MTT-S Int. Microw. Symp. (IMS), Boston, MA, USA, 2019, pp. 381-384.
[46] Z. Wang, P.-Y. Chiang, P. Nazari, C.-C Wang, Z. Chen, P. Heydari, “A 210 GHz fully integrated differential transceiver with fundamental- frequency VCO in 32 nm SOI CMOS,” in 2013 IEEE Int. Solid-State Circuits Conf. (ISSCC), San Francisco, CA, USA, 2013, pp. 17–21.
[47] C.-Y. Wu and C.-Y. Yu, “Design and analysis of a millimeter-wave direct injection-locked frequency divider with large frequency locking range,” IEEE Trans. Microw. Theory Tech., vol. 55, no. 8, pp. 1649–1658, Aug. 2007.
[48] 葉彥良,應用於微波及毫米波鎖相迴路之金氧半場效電晶體注入鎖定振盪器研究,國立中央大學電機工程研究所博士論文,民國102年。
[49] 詹駿清,毫米波注入鎖定振盪器及鎖頻迴路之研究,國立中央大學電機工程研究所碩士論文,民國104年。
[50] 李昇洺,V 及 D 頻段高除頻數注入鎖定除頻器與四相位鎖頻迴路之研製,國立中央 大學電機工程研究所碩士論文,民國 106 年。
[51] D. Shin, S. Raman and K. J. Koh, “A mixed-mode injection frequency-locked loop for self-calibration of injection locking range and phase noise in 0.13μm CMOS,” in 2016 IEEE Int. Solid-State Circuits Conf. (ISSCC), San Francisco, CA, 2016, pp. 50-51.
[52] S. Yoo, S. Choi, J. Kim, H. Yoon, Y. Lee and J. Choi, “A PVT-robust −39dBc 1kHz-to-100MHz integrated-phase-noise 29GHz injection-locked frequency multiplier with a 600µW frequency-tracking loop using the averages of phase deviations for mm-band 5G transceivers,” in 2017 IEEE Int. Solid-State Circuits Conf. (ISSCC), San Francisco, CA, 2017, pp. 324-325.
[53] D. Shin, S. Park, S. Raman and K. J. Koh, “A subharmonically injection-locked PLL with 130 fs RMS jitter at 24 GHz using synchronous reference pulse injection from nonlinear VCO envelope feedback, ” in 2017 IEEE Radio Freq. Integr. Circuits Symp. (RFIC), Honolulu, HI, 2017, pp. 100-103.
[54] 沈毅恩,K頻段互補式金氧半場效電晶體低功耗低相位雜訊四相位時脈產生器之研製,國立中央大學電機工程研究所碩士論文,民國106年。
[55] J. Zhang, Y. Peng, H. Liu, Yunqiu, C. Zhao and K. Kang “A 21.7-to-41.7-GHz injection-locked LO generation with a narrowband low-frequency input for multiband 5G communications,” IEEE Trans. Microw. Theory Techn., Early Access Article, 2019.
[56] S. Yoo, S. Choi, J. Kim, H. Yoon, Y. Lee, and J. Choi, “A low-integrated-phase-noise 27–30-GHz injection-locked frequency multiplier with an ultra-low-power frequency-tracking loop for mm-wave-band 5G transceivers,” IEEE J. Solid-State Circuits, vol. 53, no. 2, pp. 375–388, Feb. 2018.
[57] X. Lu, V. Petrov, D. Moltchanov, S. Andreev, T. Mahmoodi, and M. Dohler, “5G-U: conceptualizing integrated utilization of licensed and unlicensed spectrum for future IoT,” IEEE Commun. Magazine, vol. 57, no. 7, pp. 92-98, July, 2019.
[58] Y. Wang, R. Wu, J. Pang, D. You, A. A. Fadila, R. Saengchan, X. Fu, D. Matsumoto, T. Nakamura,R. Kubozoe, M. Kawabuchi, B. Liu, H. Zhang, J. Qiu,H. Liu, N. Oshima, K. Motoi, S. Hori, K. Kunihiro, T. Kaneko, A. Shirane, and K. Okada, “A 39-GHz 64-element phased-array transceiver with built-in phase and amplitude calibrations for large-array 5G NR in 65-nm CMOS,” IEEE J. Solid-State Circuits, vol. 55, no. 5, pp. 1249–1268, May 2020.
[59] C.-S. Lin, H.-Y. Chang, P.-S. Wu, K.-Y. Lin, and H. Wang, “A 35-50 GHz IQ-demodulator in 0.13-μm CMOS technology,” in 2007 IEEE MTT-S Int. Microw. Symp. (IMS), Honolulu, Hawaii, June 2007, pp. 1397-1400.
[60] P.-H. Tsai, C.-C. Kuo, J.-L. Kuo, S. Aloui, and H. Wang, “A 30–65 GHz reduced-size modulator with low LO power using sub- harmonic pumping in 90-nm CMOS technology,” in 2012 IEEE Radio Freq. Integr. Circuits Symp. (RFIC), Jun. 2012, pp. 491–494.
[61] W.-H. Lin, H.-Y. Yang, J.-H. Tsai, T.-W. Huang, and H. Wang, “1024- QAM high image rejection E-band sub-harmonic IQ modulator and transmitter in 65-nm CMOS process,” IEEE Trans. Microw. Theory Techn., vol. 61, no. 11, pp. 3974–3985, Nov. 2013.
[62] C. Chen, J. Lin and H. Wang, “A 38-GHz high-speed I/Q modulator using weak-inversion biasing modified gilbert-cell mixer,“ IEEE Microw. Wireless Compon. Lett., vol. 28, no. 9, pp. 822- 824, Sept. 2018.
[63] T. Tang, C. Chen, H. Lin, J. Lin and H. Wang” A 38-GHz sub-harmonic I/Q modulator using LO frequency quadrupler in 65-nm CMOS,” in 2019 IEEE Asia-Pacific Microw. Conf., pp. 723- 725, Dec. 2019.
[64] H.-Y. Chang, and H.-C. Hu, “A 38–40 GHz high-speed 2ⁿ-QAM modulator using sub-harmonically injection-locked quadrature FLL,” IEEE Microw. Wireless Compon. Lett., vol. 31no. 7 pp. 897-900, July 2021.
[65] H.-Y. Chang, P.-S. Wu, T.-W. Huang, H. Wang, C.-L. Chang, and John G. J. Chern, “Design and analysis of CMOS broadband compact high-linearity modulators for gigabit microwave/millimeter-wave applications,” IEEE Trans. Microw. Theory Techn., vol. 54, no. 1, pp. 20–30, Jan. 2006.
[66] H.-Y. Chang, T.-W. Huang, H. Wang, Y.-C. Wang, P.-C. Chao, and C.-H. Chen, “Broad-band HBT BPSK and IQ modulator MMICs and millimeter-wave vector signal characterization,” IEEE Trans. Microw. Theory Techn., vol. 52, pp.908-919, Mar. 2004.
[67] J.-H. Tsai and C.-C. Wang, “A 25–55 GHz CMOS sub-harmonic direct-conversion mixer for BPSK demodulator,” in 2008 IEEE Asia–Pacific Microw. Conf., Dec. 2008, pp. 1–4.
[68] H.-Y. Chang, S.-H. Weng, and C.-C. Chiong, “A 30–50 GHz wide modulation bandwidth bidirectional BPSK demodulator/modulator with low LO power,” IEEE Microw. Wireless Compon. Lett., vol. 19, no. 5, pp. 332–334, May 2009.
[69] H.-Y. Chang, C.-K. Lin, and Y.-C.Wang, “A 30–130 GHz ultra broadband direct-conversion BPSK modulator using a 0.5-m E/D-phemt process,” in IEEE Microw. Wireless Compon. Lett., vol. 17, no. 11, pp. 805–807, Nov. 2007.
[70] H. Takahashi, T. Kosugi, A. Hirata, K. Murata, and N. Kukutsu, “10-Gbit/s BPSK modulator and demodulator for a 120-GHz-band wireless link,” IEEE Trans. Microw. Theory Techn., vol. 59, no. 5, pp. 1361–1368, May 2011.
[71] X. Lin, H.-E. Liu, H.-Y. Chang, and Y.-C. Wang, “A 25-65 GHz broadband low-LO-driving wide-modulation-bandwidth monolithic BPSK modulator in GaAs PIN diode MMIC process,” in 2017 IEEE Asia–Pacific Microw. Conf., Nov 2017, pp. 910-913.
[72] Y. Hamada, K. Maruhashi, M. Ito, S. Kishimoto, T. Morimoto and K. Ohata, “A 60-GHz-band compact IQ modulator MMIC for ultra-high-speed wireless communication,” in 2006 IEEE MTT-S Int. Microw. Symp. Dig., San Francisco, CA, 2006, pp. 1701-1704.
[73] H.-Y. Chang, “Design of broadband highly linear IQ modulator using a 0.5-μm E/D-PHEMT process for Millimeter-Wave applications,” IEEE Microw. Wireless Compon. Lett., vol. 18, no. 7, pp. 491-493, July 2008.
[74] Y.-H. Lin, J.-L. Kuo and H. Wang, “A 60-GHz sub-harmonic IQ modulator and demodulator using drain-body feedback technique,” in 2012 7th Eur. Microw. Integr. Circuit Conf., Amsterdam, 2012, pp. 365-368.
[75] W.-H. Lin, H.-Y. Yang, J.-H. Tsai, T.-W. Huang and H. Wang, “1024-QAM high image rejection E-band sub-harmonic IQ modulator and transmitter in 65-nm CMOS process,” IEEE Trans. Microw. Theory Techn., vol. 61, no. 11, pp. 3974-3985, Nov. 2013.
[76] C. Loyez, A. Siligaris, P. Vincent, A. Cathelin and N. Rolland, “A direct conversion IQ modulator in CMOS 65nm SOI for multi-gigabit 60GHz systems,” in 2012 7th Eur. Microw. Integr. Circuit Conf., Amsterdam, 2012, pp. 5-7.
[77] D. Parveg, M. Varonen, M. Kantanen, and J. Pusa, “ A full Ka-band highly linear efficient GaN-on-Si resistive mixer,” in 2021 IEEE MTT-S Int. Microw. Symp. (IMS), Atlanta, GA, USA, 2021, pp. 645-648.
[78] Z.-H. Wang, C.-N. Chen, T.-W. Huang, and H. Wang, “ A 28-GHz high linearity up-conversion mixer using second-harmonic injection technique in 28-nm CMOS technology,” IEEE Microw. Wireless Compon. Lett., vol. 31 no. 3 pp. 276-279, March 2021.
[79] M. Gavell, H. Zirath, M. Ferndahl and S. E. Gunnarsson, “A linear 70-95 GHz differential IQ modulator for E-band wireless communication,” in 2010 IEEE MTT-S Int. Microw. Symp., Anaheim, CA, 2010, pp. 788-791.
[80] 林祥,微波多相位時脈產生器與 PIN 二極體應用 於毫米波切換器及調變器,國立中央大學電機工程研究所碩士論文,民國 106 年。
[81] Y.-C. Tsai, J.-L. Kuo, J.-H. Tsai, K.-Y. Lin, H. Wang, “A 50–70 GHz I/Q modulator with improved sideband suppression using HPF/LPF based quadrature power splitter,” in 2011 IEEE MTT-S Int. Microw. Symp., Baltimore, MD, 2011, pp. 1–4.
[82] J.-H. Tsai, “Design of 1.2-V broadband high data-rate MMW CMOS I/Q modulator and demodulator using modified gilbert-cell mixer,” IEEE Trans. Microw. Theory Techn., vol. 59, no. 5, pp. 1350–1360, May 2011.
[83] Z.-M. Tsai, H.-C. Liao, Y.-H. Hsiao and H. Wang, “V-band high data-rate I/Q modulator and demodulator with a power-locked loop LO source in 0.15-m GaAs pHEMT technology,” IEEE Trans. Microw. Theory Techn., vol. 61, no. 7, pp. 2670–2684, July 2013. |