Earticle

초록

영어

In first stage of each microwave receiver there is Low Noise Amplifier (LNA) circuit, and this stage has important rule in quality factor of the receiver. This paper presents the design of LNA and development of low bias (VD=3V, ID=20mA), the LNA operating in frequency range 1.8-2.2GHz using a feedback circuit. Design System (ADS) 2012 tool was used for design and simulation, and each design was tuned to get the optimum value for NF, power gain (S21), input return loss (S11) and reverse isolation (S12). Simulation results have indicated that the S21 achieves 33.2515±0.4475dB over the wide frequency band of 1.8-2.2 GHz, the gain was almost flat over the whole band. Noise figure (NF) maintains is 0.4945±0.0565 dB, S12 < -47.089 dB and S11 < -16.126 dB in the entire band.

목차

Abstract
 1. Introduction
 2. LNA Design
  2.1 Bias Circuit Design
  2.2 Stability Analysis
  2.3 Noise in Amplifiers
  2.4 Input Matching
  2.5 Analytical and Circuit Simulation Results
 3. Conclusion
 References

키워드

저자

• Zhao Xiaorong [ College of Computer Engineering, Jiangsu University of Technology ]
• Fan Honghui [ College of Computer Engineering, Jiangsu University of Technology ]
• Ye Feiyue [ College of Computer Engineering, Jiangsu University of Technology ]
• Qian Xiufang [ College of Computer Engineering, Jiangsu University of Technology ]
• Chen Dan [ College of Computer Engineering, Jiangsu University of Technology ]
• He Sheng [ College of Computer Engineering, Jiangsu University of Technology ]

참고문헌

발행기관

간행물

표지보기 관심저널 등록

• 간행물명

  International Journal of Future Generation Communication and Networking

• 간기

  격월간

• pISSN

  2233-7857

• 수록기간

  2008~2016

• 십진분류

  KDC 505 DDC 605