摘要
分析了瞬时频率的物理概念,指出在红外扫描系统中,用瞬时频率来计算系统带宽是值得讨论的。
The physical meaning of instantaneous frequency is analyzed. Its application in the evaluation of the bandwidth of IR scanning systems is discussed.
出处
《红外技术》
CSCD
1995年第3期19-22,共4页
Infrared Technology
关键词
红外系统
瞬时频率
系统带宽
Infrared system Instantaneous frequency System bandwidth