| 变压器耦合的4.6GHz高性能正交CMOS压控振荡器设计 |
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| 引用本文： | 吴秀山,王志功,李智群,李青.变压器耦合的4.6GHz高性能正交CMOS压控振荡器设计[J].半导体学报,2009,30(2):025004-4. |
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| 作者姓名： | 吴秀山 王志功 李智群 李青 |
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| 作者单位： | Institute;OE-ICs;Southeast;University;College;Electrical;Mechanical;Engineering;China;Jiliang; |
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| 摘 要： | 设计一种采用平面螺旋变压器作为耦合终端的CMOS电感电容正交压控振荡器，该正交VCO采用SMIC 0.18 um 数模混合&RF 1P6M CMOS工艺进行了流片验证。测试结果表明：电路在1.8 V电源供电和工作频率为4.6 GHz时，相位噪声为-125.7 dBc/Hz@1MHz，核心直流功耗仅为10 mW。根据时域的输出波形，测量的相位误差大约为1.5°，输出功率约为-2dBm。芯片的工作频率为4.36-4.68 GHz，调谐范围为320MHz(7.0％)，电路的优值为-189dB。
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| 关 键 词： | 低相位噪声 变压器 正交 电压控制振荡器(VCO) 耦合 |
Design of a 4.6 GHz high-performance quadrature CMOS VCO using transformer couple |
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| Wu Xiushan,Wang Zhigong,Li Zhiqun and Li Qing.Design of a 4.6 GHz high-performance quadrature CMOS VCO using transformer couple[J].Chinese Journal of Semiconductors,2009,30(2):025004-4. |
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| Authors: | Wu Xiushan Wang Zhigong Li Zhiqun and Li Qing |
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| Affiliation: | Institute of RF- & OE-ICs, Southeast University, Nanjing 210096, China; College of Electrical & Mechanical Engineering, China Jiliang University, Hangzhou 310018, China;Institute of RF- & OE-ICs, Southeast University, Nanjing 210096, China;Institute of RF- & OE-ICs, Southeast University, Nanjing 210096, China;College of Electrical & Mechanical Engineering, China Jiliang University, Hangzhou 310018, China |
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| Abstract: | |
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| Keywords: | low-phase-noise transformer quadrature voltage-controlled oscillator couple |
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