call congestion

To resolve effectively the contradiction between call handover dropping and congestion of new calls, a new call admission scheme is proposed on the basis of the existing fractional guard channel scheme with the congestion of new calls taken into account.

为了有效解决交换通话掉话与新建通话拥塞之间的矛盾，提出了一种新的通话处理的改进方案，它是基于原有的部分保护信道方案模型，但额外地考虑了新建通话的拥塞问题。

In this dissertation, the user access strategy, channel hand over strategy, channel allocation strategy about satellite communication network system are discussed and these strategies are important for improving communication quality and reducing call congestion and hand over congestion probability.

本文讨论了卫星通信系统中用户接入策略、信道切换和信道分配策略，这些策略对于提高用户的通信质量，降低呼叫阻塞概率和切换阻塞概率是非常重要的。