一种基于AD9856和ARM微处理器的中频数字调制方案  

An IF Digital Orthogonal Modulation Scheme Based on AD9856 and ARM926EJ-S Microprocessor

作　　者：钱锋[1] 王可人[1] 

机构地区：[1]解放军电子工程学院,合肥230037

出　　处：《电讯技术》2006年第6期188-190,共3页Telecommunication Engineering

摘　　要：介绍了一种适用于数字通信系统的中频调制方案。该方案基于正交调制、DDS、数字内插技术和ARM微处理器技术,使用数字上变频器AD9856和ARM926EJ-S微处理器S3C24A0A设计通用硬件平台,可以生成多种中频调制信号,可用于移动通信和数字化电台等通信系统项目的研发和验证。Based on quadrature modulation, DDS, digital interpolation and ARM microprocessor, an IF modulation scheme is introduced ,which is implemented on a general hardware platform using the quadrature digital upconverter AD9856 and ARM926EJ -S microprocessor S3C24AOA. It can generate a variety of IF modulation signals and can be used in the research and development of many communication systems such as mobile communication and digitized radio.

关 键 词：数字通信系统 数字正交上变频器 调制器 中频调制 

分 类 号：TN761[电子电信—电路与系统]