摘要
本文重点介绍了GSM-R网络中的新业务――虚拟组呼的概念、实现的设备及会议桥配置,并通过在实验室及青藏线实地测试,发现虚拟组呼存在会对话音质量造成影响,同时在实践的基础上提出相应解决方法。
In this paper,We discussed the concept of Virtual Voice Group Call Service,the facilities of the service implementation as well as the configurations of conference bridge. In the next part,we analysed its impacts to voice servie quality by texting GSM-R networks in the laboratory and on Qinghai-Tibet line.Finally, we reccomended methods to resolve that problem based on these texting results.
出处
《微计算机信息》
北大核心
2006年第07Z期297-298,106,共3页
Control & Automation
基金
国家自然科学基金(60272011)
