International Journal of Electronics and Electrical Engineering IJEEE

ISSN: 2231-5284

ijcct journal

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IIMT Bhubaneswar

IJEEE

A LOW PHASE NOISE, POWER EFFICIENT VOLTAGE CONTROLLED OSCILLATOR USING 0.18-μM CMOS TECHNOLOGY


AJIT SAMASGIKAR
Instrumentation Technology Department, B.V.B.College of Engineering & Technology Vidyanagar, Hubli


Abstract

A low phase noise, power efficient VCO using UMC 0.18μm CMOS technology has been proposed in this paper. The proposed VCO has a tuning range of 9.71GHz to 9.9GHz, with a phase noise of -79.88 dBc/Hz @ 600kHz offset. The Vtune ranging between 1V - 1.5V generates sustained oscillations. The maximum power consumption of the VCO is 11.9mW using a supply voltage of 1.8V with ±10% variation.

Recommended Citation

[1] Hsieh Hung Hsieh, ‘A low phase noise K-Band CMOS VCO”, IEEE microwave and wireless components letters, 0ct 2006

[2] Haiyong Wang, Nanjian Wu, Guoliang Shou, “A novel CMOS low phase noise VCO with enlarged tuning range” ICMMT 2008 proceedings,, IEEE.

[3] Dongmin Park and Seonghwan Cho,”A power optimized CMOS LC VCO with Wide Tuning Range in 0.5V Supply”, IEEE 2006

[4] Chun Hauat Heng, Amit Bansal, San Jeow Cheng, “Techniques for improving VCO performance”, International Symposium on RF Integration Technology, IEEE 2009 [5] Z.M.Yang, H.L.Kao, Y.C Chang, M.T Chen, “A low phase noise 20GHz Voltage Controlled Oscillator using 0.18um CMOS Technology”

[6] Z.M.Yang, H.L.Kao, Y.C Chang, M.T Chen, “A low phase noise 20GHz Voltage Controlled Oscillator using 0.18um CMOS Technology”

[7] Peng Liu, Parag Upadhyaya, Jaeyound Jung, Tang, Yi Jan, Deukhyoun,”Low phase noise load independent switched LC VCO”, IEEE 2010

[8] Ryan Lee Bunch, “Large signal analysis of MOS varactors in CMOS-Gm LC VCOs”, Journal of Solid state circuits, 2003 

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