In order to improve the spectrum usage of the up-band of fixed satellite service(FSS), an unlicensed access scheme is presented.
为了提高卫星固定业务上行频段的频谱利用效率，提出了一种无授权接入该频段的方案。
Homezone is based on a set-top box that contains a satellite receiver and DVR and also plugs into a fixed-line broadband link.
家庭地带的代服务的关键就在于制顶盒，这种制顶盒内包括一个卫星接收器，一个数字录像机和一个宽带网络连接插口。
Fixed and mobile telecom services had been resumed in 5 villages out of the 8 townships under the severely-hit Yushu Prefecture and only the rest 3 were communicating with satellite phones.
重灾区玉树县所辖8个乡镇中的5个乡恢复了固定通信和移动通信，只有3个乡通过卫星电话保持对外联络。
In this paper, the reason of the difference between earth -fixed coverage and satellite -fixed coverage is pointed out.
指出了地球固定覆盖与卫星固定覆盖两种方式下小区驻留时间分布的不同原因。
Product categories include: Cellular, PCS, paging, specialized mobile radio, satellite, wireless data transmission and fixed wireless services.
产品包括：蜂窝，传呼，专业移动广播设备，无线数据传输及固定无线服务等。
Abstract: By implementing a continuous control acceleration, the relative position of a mission satellite to a target satellite can keep fixed during the mission.
摘要对任务星施加持续的控制加速度，使其在飞行过程中相对于目标卫星的空间位置保持不变，即实现任意位置悬停飞行。
By implementing a continuous control acceleration, the relative position of a mission satellite to a target satellite can keep fixed during the mission.
对任务星施加持续的控制加速度，使其在飞行过程中相对于目标卫星的空间位置保持不变，即实现任意位置悬停飞行。
By implementing a continuous control acceleration, the relative position of a mission satellite to a target satellite can keep fixed during the mission.
对任务星施加持续的控制加速度，使其在飞行过程中相对于目标卫星的空间位置保持不变，即实现任意位置悬停飞行。
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