By adopt the regional registration and re-routing scheme in hierarchical networks, both the handover delay and signaling load may be decreased.

方案中利用了层次化结构的区域注册和重路由机制，减少了切换时延和网络的信令负荷。

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In mobile satellite networks, for the aim of shortening handover delay while using network resource efficiently, a proper handover scheme should be given.

对于移动卫星网络，合理的星地链路切换方案需要在保证最小切换时延的同时，能够最优地使用网络资源。

youdao

In mobile satellite networks, for the aim of shortening handover delay while using network resource efficiently, a proper handover scheme should be given.

对于移动卫星网络，合理的星地链路切换方案需要在保证最小切换时延的同时，能够最优地使用网络资源。

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