只包语音通话。
Softswitch is a kernel technology for the next-generation packet voice network.
软交换是下一代话音网络中的核心技术。
VoIP (Voice over IP) is a technology that sends packet voice data over IP networks.
是指以分组的形式在基于IP协议的网络上传送语音数据的技术。
In this paper, a model for packet voice multiplexing system of ATM was introduced, which is called a fluid flow model.
介绍了一种用于模拟A TM网中的分组复用语音流传输的模型：流体流动模型。
Packet voice technology converts voice signal to digitized voice packet in certain length, then switches and transmits these packets by means of store and forward.
分组语音技术是指将语音信号转化为一定长度的数字化语音包，采用存储转发的方法以包的形式进行交换和传输的技术。
This paper investigates the optimal packet, length for AAL2 packet voice system without bit dropping, which takes into consideration the features and quality of service of AAL2 packet voice.
该文根据分组话音业务的特点，结合分组话音业务服务质量要求，特别是分组丢弃概率和端到端分组传送时延的要求，研究AAL2分组话音系统中aal 2分组最优长度的确定方法。
Packet network providers also benefit from supporting multi services on IP network, such as voice and video.
数据业务提供商也能从在分组网络上提供各种语音、视频和数据业务中得到回报。
Combine the queuing process of calling and the queuing process of voice packet the model set up an integrated system status diagram.
该模型将呼叫的排队过程与语音包的排队过程合并起来，建立了完整的系统状态图。
The incoming 3g could not only support the existing mobile operations, but also broad band video operations high quality voice packet data transmission and real time video communication.
呼之欲出的第三代(3G)移动通信不仅能提供现有的各种移动电话业务，还能提供高速率的宽带视频业务，支持高质量的话音、分组数据业务以及实时的视频传输。
This includes the compressed voice packet and the IP overhead.
这包括语音压缩和分组的IP开销。
Your voice 'data packet' is then switched to the conventional telephone network and routed to the phone that you are calling.
你的声音'数据包'然后转到传统的电话线和电话网，你通话。
DSP performs voice process part, including voice compression, echo cancellation, tone activity detection, tone detection and generation, voice packet, these are signal process scope.
DSP处理器完成语音处理的部分，包含了语音压缩、回波消除、拨号音的产生、语音打包等等，这些基本上都属于信号处理的范畴。
The research results show that the priority strategy protocol keeps reasonable balance between improvement of voice packet delay and economy in reconstructing networks.
结果表明，该协议在改善话音分组时延性能与网络改建经济性之间达到合理的平衡。
Principles of selecting the optimum voice packet length are discussed.
文章接着讨论了最佳话音分组长度的确定原则。
This is usually the result of packet loss when transmitting voice over a packet-switched data network.
这是由于在分组交换数据网络中传输语音时发生了数据包丢失。
The devices that transform voice back and forth between circuit and packet forms are called Internet telephony gateways.
在包和电路形式之间来回变换语音的装置叫因特网电话网关。
On the basis of theoretical calculation the optimum voice length is obtained for different voice signal coding rates and packet overheads.
在理论计算的基础上，给出了话音编码速率和分组开销为不同数值时的最佳话音分组长度。
With the solution of this model, we have obtained the voice call blocking probability and the mean packet waiting length.
利用模型的解，求得了网络中的重要性能话音呼叫的拒绝概率和数据业务的平均排队长度。
A distributed multiple access protocol, which is based on spread spectrum code switching technique, for the integrated voice and data in packet radio networks is proposed.
本文提出了一种以扩频多址为基础的在信包无线网中实现话音和数据综合服务的分布式多址协议。
The research results show that the priority strategy protocol keeps reasonable balance between improvement of voice packet delay and economy in reconstructing ne...
结果表明，该协议在改善话音分组时延性能与网络改建经济性之间达到合理的平衡。
The transmission method of ATM belongs to fast packet switching mode, and it provides several services such as voice, video and data.
它具有多业务传输特性，能同时传送语音、视频和数据等业务。
The transmission method of ATM belongs to fast packet switching mode, and it provides several services such as voice, video and data.
它具有多业务传输特性，能同时传送语音、视频和数据等业务。
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