第五章阐述了视频电话和视频会议的技术原理、协议标准、关键技术和整个实现方案；
The fifth chapter discusses principles, standards, protocols, key technologies and whole implementation of video phone and video conference.
第五章详细描述了电子会议桌牌设备的驱动程序开发过程，及应用程序如何通过驱动程序访问该设备。
Chapter 5 detailed describes the development of electronic conference name display card USB device drivers and how access USB device through device drivers.
应用推荐