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通过对基于IP多媒体子系统(IMS)网络的多媒体彩铃业务与多媒体彩像业务在业务协作方面的分析,指出现有早期媒体类业务解决方案中存在的问题,提出一种基于early-session的扩展方式,可以在同一个IMS呼叫实例中支持多个早期媒体类业务,并给出IMS终端的呼叫模型。
Based on the analysis of business collaboration between multimedia ring tones and multimedia multimedia services based on IP Multimedia Subsystem (IMS) network, this paper points out the existing problems of existing early media business solutions and proposes an early-session based extension Way, you can support multiple earlier media services in the same IMS call instance, and give the IMS terminal call model.