This Recommendation gives the equivalent power flux-density (epfd) level which protects stations of the aeronautical radionavigation service (ARNS) from emissions of radionavigation satellites of all radionavigation-satellite service (RNSS) systems operating in the 1 164-1 215 MHz band.
ITU-R M.1639-1 SPANISH-2005由国际电信联盟 IX-ITU 发布于 2005-01-01。
ITU-R M.1639-1 SPANISH-2005 在中国标准分类中归属于: M53 雷达、导航设备与系统。
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