新一代天气雷达接收机动态分析  

Dynamic Analysis of the Generation Weather Radar Receiver

作　　者：杨奇[1] 杨明曦 李晔[1] 关久旭 姬文佳 

机构地区：[1]河南省大气探测技术保障中心,郑州450003 [2]焦作市气象局,河南焦作454003

出　　处：《气象与环境科学》2011年第B09期144-148,共5页Meteorological and Environmental Sciences

摘　　要：介绍了新一代天气雷达的技术特点和接收机动态的测试方法,分析了灵敏度低、接收机增益太大、测试信号功率超限等造成的雷达动态曲线异常,并提出了相应的解决办法。The paper introduced the technical characteristic for the generation weather radar and the method for the receiver dynamic test;analyzed the low sensitivity,the larger receiver gain and the test signal power overrun etc which cause abnormal dynamic curve,and proposed the corresponding solutions.

关 键 词：新一代天气雷达 接收机 动态范围 

分 类 号：TN957.5[电子电信—信号与信息处理]