视频电话终端机射频辐射抗扰度研究——北美NEBS认证  

Countermeasure Study on Radiation Immunity of Video Telephony Terminals——North America NEBS Certification

作　　者：杨彦彰[1] 

机构地区：[1]深圳市计量质量检测研究院,广东深圳518055

出　　处：《电子质量》2010年第7期79-80,共2页Electronics Quality

摘　　要：视频电话终端机的使用越来越广泛,但是其抗辐射干扰性能却非常薄弱。本文基于这种情况,分析了辐射抗扰度的测试原理和出现的问题,并从信号线的选取、布置和电路设计两方面出发,提出了一系列的对策措施,增强电话会议终端机的射频辐射抗干扰能力。Video telephony terminal is widely used nowadays.However,the radiated immunity capability of it is very weak.Based on this situation,the paper analyses the test principle and problems in the test.And a series of countermeasures are put forward to strengthen the radiated immunity capability of Video telephony terminal from the signal line selection and circuit design two-pronged approach.

关 键 词：电话会议终端机 辐射抗扰度 对策措施 

分 类 号：TN949.28[电子电信—信号与信息处理]