CDMR数字对讲机设计

Hardware RF Circuit Design For CDMR Transceiver

提出了一种基于DMR标准的零中频CDMR数字对讲机硬件射频电路的实现方法,采用图文结合的方式表达设计思路。给出了CDMR关键技术的解决思路以及实现方法,完成了原理图以及PCB的设计。实验测试结果表明设计满足DMR标准。

An implementation method of CDMR digital mobile radio＇s Hardware RF based on DMR standard is proposed,which has structure of zero IF.The design and completion of the related hardware RF circuit are introduced combined with graphics and the solution idea and implementation method of CDMR key technology are given.The experimental test results show that the design meets the DMR standard.