The equations to the various regions and the corresponding off-axis gain values are described below. Those gain values are measured normal to the coverage area at each point and this technique is allied to the definition of coverage area described in An
ITU-R S.672-4-1997由国际电信联盟 IX-ITU 发布于 1997-01-01。
ITU-R S.672-4-1997 在中国标准分类中归属于: M35 卫星通信设备,在国际标准分类中归属于: 33.060.30 无线中继和固定卫星通信系统。
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