1.
IP Telephone Muti-level Conference System Based on SIP Protocol
基于SIP协议的多级IP电话会议系统研究
2.
Design the Scheme of IP-phone Conference System and Research of the Critical Technology of MCU;
IP电话会议系统方案设计及MCU关键技术的研究
3.
NGN Design and Implementation of Teleconference System Based on SIP;
NGN基于SIP电话会议系统的设计与实现
4.
The Research of QoS in IP Phone System Based on H.323 Protocol;
基于H.323协议的IP电话系统的QoS研究
5.
Video Conferencing System of IP Network Based on H.232;
基于H.323的IP网上会议电视系统
6.
A Research of IP Telephone System Terminal Based on SIP Protocols;
一个基于SIP协议的IP电话系统终端的研究
7.
Research and Implementation of IP Phone Server System Based on Session Initiation Protocol;
基于SIP协议的IP电话服务器系统的研究与实现
8.
The Design and Implementation of an IP Phone Server System Based on SIP Protocol;
基于SIP协议的IP电话服务器系统的设计与实现
9.
Design and realization of IP phone voice system based on SIP protocol
基于SIP协议的IP电话语音系统设计与实现
10.
Research and Development of an H.323 Videoconferencing System over IP Networks;
基于IP网络的H.323会议电视系统的研究与开发
11.
The design and realization of IP-phone in distribution network MSCADA;
配电网MSCADA系统中IP电话的设计与实现
12.
Use a gateway to call telephones and videoconferencing systems
使用网关呼叫电话和电视会议系统
13.
New Protocaol Connects Voce over IP
连接IP电话的新协议
14.
Development on the Voice Signal Processing and Transmission Systems in the IP Telephones;
IP电话语音信号处理、传送系统的研制
15.
Research on IP Video Conferencing System Based on SIP;
基于SIP的IP视频会议系统的研究
16.
Design & Implementation of IP-based Videoconference System;
基于IP的视频会议系统的设计与实现
17.
Design of the Digital Voice Conference System Based on TCP/IP
基于TCP/IP的数字语音会议系统设计
18.
Application of Conference Call System Based on SIP in Electric Power Corporation
基于SIP的电话会议系统的研究与应用