摘要
数字下变频是中频数字化接收机的关键技术。介绍了基于软件无线电思想的中频数字化接收机的原理以及数字下变频器件HSP50214B的结构和工作原理,重点介绍了利用HSP50214B实现AM信号数字下变频的设计方法。
Digital down conversion is the key technology of digital receiver. Introduced the principle of Frequency Digital Receiver which is based on software radio. Introduced HSPSO214B＇ s structure and working principle. Focuses on the use of HSPS0214B AM signal digital down conversion to achieve the design method.
出处
《仪器仪表用户》
2011年第1期77-79,共3页
Instrumentation
