学术报告 a low noise amplifier for 5.2ghz application using 0.18um cmos 蔡天昊 2014.04.4
TRANSCRIPT
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学术报告
A Low Noise Amplifier For 5.2GHz Application Using
0.18um CMOS
蔡天昊2014.04.4
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Outline
• Abstract• Introduction• Circuit Design• Simulation Results• Conclusion • References
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Abstract
This paper presents a novel LNA for 5.2 GHz applications.
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• The fully integrated 5.2GHz LNA exhibits 15dB maximum gain, 2dB minimum noise.
• The LNA produces a 1-dB compression output power of -16 dB m . It consumes 5mA current from a supply voltage of 1.8V.
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Low noise amplifier is used extensively in modern communication systems.
The LNA uses source inductor degeneration to trade off between the noise and gain.
Introduction
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Fig 1. Narrowband LNA topology
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TOTAL NOISE
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Conclusion
• A novel LNA operating in 5.25GHz using standard 0.18um 1P6M CMOS technology was demonstrated.
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References Frank Ellinger and Heinz Jackel, “Low-cost BiCMOS
Variable gain LNA at Ku-Band with Ultra-Low power consumption, “IEEE MTT, vol. 52, No2, pp702-707, Feb. 2004.
R.-C. Liu, K.-L. Deng, and H.Wang, “A 0.6–22 GHz broadband CMOS distributed amplifier,” in Proc. IEEE Radio Frequency Integrated Circuits (RFIC) Symp., June 8–10, 2003, pp. 103–106.
Che-Hong Liao and Huey-Ru Chuang, “ A 5.7GHz 0.18um CMOS Gain-Controlled Differential LNA with Current Reuse WLAN Receiver,” Receiver,”IEEE Microwave and Wireless Components Letters, vol. 13,No. 12,pp.526-528, December 2003
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The end!