基于DM6467手持移动无线视频终端的研究与设计  

Research and Design of Embedded Wireless Handheld Mobile Video Terminal Based on DM6467

作　　者：韩强[1,2] 姚娅川[1,2] 刘永春[1,2] 刘永[1,2] 

机构地区：[1]四川理工学院自动化与电子信息学院,四川自贡643000 [2]人工智能四川省重点实验室,四川自贡643000

出　　处：《四川理工学院学报（自然科学版）》2012年第3期30-32,共3页Journal of Sichuan University of Science & Engineering(Natural Science Edition)

基　　金：四川理工学院研究生创新基金项目(y2011007)

摘　　要：基于Linux操作系统和ARM开发平台,设计了基于TI公司TMS320DM6467 DaVinci系列处理器的无线视频会议终端,满足了实时控制和网络稳定的需求。并对无线视频会议终端的整体系统结构进行了分析,介绍了硬件的组成,嵌入式操作系统的建立,上层应用软件的架构。采用H.264视音频编解码技术,并优化了其算法,提高了视频传输速度。The terminal of wireless video conference based on TMS320DM6467 DaVinci processor of TI is designed. The architecture, which is made of ARM and Linux, meet the requirements of real-time and network stabilization. The framework of the whole system structure is analyzed, as well as the construction of the hardware, framework of the OS and the appliance software are introduced. The professional technical of audio-video codec H. 264 is put to use and improved so that the speed of video transmission is enhanced.

关 键 词：嵌入式 无线视频终端 H.264 DAVINCI TMS320DM6467处理器 

分 类 号：TP29[自动化与计算机技术—检测技术与自动化装置]