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구광희,김창우 경희대학교 경희정보통신 SoC연구소 2007 경희정보통신SOC연구소 논문집 Vol.8 No.-
A quadrature voltage controlled oscillator(QVCO) with MOS-varactors has been designed for UWB applications. The QVCO consists of two cross-coupled differential cores. Using the TSMC CMOS libraries, harmonic balance simulation has been performed with the A
구광희,김창우 경희-다반 ASIC 설계교육센터 2007 경희-다반 ASIC센터 논문집 Vol.8 No.-
A quadrature voltage controlled oscillator(QVCO) with MOS-varactors has been designed for UWB applications. The QVCO consists of two cross-coupled differential cores. Using the TSMC CMOS libraries, harmonic balance simulation has been performed with the Agilent's ADS. The QVCO exhibits the frequency tuning range from 7.03 GHz to 10.25 GHz with phase noise from -95 dBc/Hz to -105 dBc/Hz at an 1 MIIz-offset frequency. The total current through the core is 28 mA.