程控信号源的数字调频设计  

Digital frequency modulation of programmable signal supply

作　　者：张庆[1] 徐雁[1] 何葳[1] 

机构地区：[1]华中科技大学,武汉430074

出　　处：《电测与仪表》2001年第8期29-31,共3页Electrical Measurement & Instrumentation

摘　　要：基于单片机的程控信号源设计，包括程控信号源的基本原理、数字调相、数字调幅和数字调频等技术，要求实现相位、幅度、频率的高精度数字化调节。本文着重介绍已用系统中采用的调频技术设计方法。：Design of programmable signal supply controlled source which based on the MCU include the principium digital phase adjustment digital amplitude adjustment digital frequency adjustment etc． The system should achieve high quality digital adjustment of phase amplitude and frequency． This paper mainly introduces the technic of frequency adjustment in the present instruments．

关 键 词：数字合成波形 锁相环 单片机 程控信号源 数字调频 

分 类 号：TM935[电气工程—电力电子与电力传动] TN761.2[电子电信—电路与系统]