摘要
微波光电振荡器是一种基于微波光子技术的高频微波信号发生装置,它能够产生超高频谱纯度及超低相位噪声的微波信号。研究了典型的微波光电振荡器相位噪声产生机理及相位噪声谱密度。从构成微波光电振荡器的核心器件出发,分析了开环状态下,微波光电振荡器中的加性噪声来源及其对相位噪声的影响。
Microwave optoelectronic oscillator is a high-frequency signal generator based on microwave photonics, which could generate microwave signal with exceptional spectral purity and ultra low phase noise. Generation principle and spectral density of phase noise in microwave optoelectronic oscillator are researched. The source of additive noise, and its influence on phase noise in open looped optoelectronic oscillator is analyzed.
出处
《半导体光电》
CAS
CSCD
北大核心
2013年第3期490-493,共4页
Semiconductor Optoelectronics
关键词
微波光电振荡器
相位噪声
加性噪声
Microwave optoelectronic oscillators
additive noise
phase noise
