车载通信终端CE-RED认证中辐射杂散测试及对策方法

Radiated Spurious Emission(RSE)and Countermeasure Methods of Telematics Box(T-BOX)During CE-RED Certification

为了满足欧洲市场相应法规要求,车载通信终端(T-BOX)产品需要进行CE-RED认证,针对认证过程出现的辐射杂散测试谐波超标问题进行详细分析,并给出对策方法,同时结合实际产品,针对RF SWITCH选型及使用给出相应建议。

In order to comply the regulations and standards of European market,telematics box(T-Box)products need to be CE-RED certified.Excessive radiated spurious emission(RSE)is one of the common problems during the certification.This article provides detailed analysis and countermeasure methods on RSE.It also gives recommendations on RF switch selection and application on actual product.