中国空间科学技术

• •    

一种星载GPS接收天线

叶云裳,杨小勇   

  1. 北京空间飞行器总体设计部!北京100086,北京空间飞行器总体设计部!北京100086
  • 发布日期:2001-06-25

A GPS Receiving Antenna on Satellite

Ye Yunshang Yang Xiaoyong (Beijing Institute of Spacecraft System Engineering,Beijing 100086)   

  • Online:2001-06-25

摘要: 根据星载 GPS接收天线的主要技术要求 ,给出了谐振式四臂螺旋天线用于星载 GPS天线的设计思路与设计过程 ,并给出了最后的测试结果。结果表明 :该天线具有十分优良的圆对称半球波束特性、良好的广角圆极化特性和优良的阻抗匹配 ,结构紧凑 ,集成度高 ,并通过了环境鉴定试验 ,为星载 GPS应用提供了一种性能优良的天线

关键词: 圆极化, 接收天线, 全球定位系统

Abstract: According to the main technical requirements of GPS receiving antenna on satellite,the design and the test results for resonant quadrifilar helical antenna are given.The results show that the antenna possesses excellent circular hemispherical beam with wideangle circular polarization and better impedance match.This antenna has a compact structure and high integration.It has been used for some low orbit satellites.