集成宽带VCO的低相噪设计  

Design of Low Phase-Noise Integrated Broadband VCO

作　　者：姚立华[1] 郭文胜[1] 

机构地区：[1]中国电子科技集团公司第十三研究所,石家庄050051

出　　处：《半导体技术》2009年第8期803-806,共4页Semiconductor Technology

摘　　要：从VCO的相位噪声概念及原理分析入手,论述了集成宽带压控振荡器低相噪的设计方法和设计思路,进行了理论分析和数学模拟,并通过利用相关软件进行仿真、优化设计。获得了低相噪声的宽带振荡器,并给出了各频段集成宽带VCO最终达到的相位噪声指标。低相噪声集成VCO系列产品的成功研制极大地方便了系统设计师的电路设计,该自主研制的低相噪VCO已广泛应用于多种电子系统中,对系统关键电路的国产化、高性能化有着重要意义。The design methods and ideas of the low phase-noise integrated broadband VCO was presented by analyzing the concept and principle of VCO phase noise. Theoretical analysis was made and mathematical model was established, and it was realized through simulation and optimization design by related software. The obtained phase-noise index of the entire frequency band of the integrated broadband VCO was given. The series of the low phase-noise integrated VCO is of great benefit to system engineers in circuit design. Currently, the designed low phase-noise VCO is widely used in various electronic systems. It plays a significant role in domestic manufacturing key circuit for electronic systems with high performance.

关 键 词：集成宽带压控振荡器 相位噪声 仿真 宽带振荡器 优化设计 

分 类 号：TN752[电子电信—电路与系统]