| 基于DM642的视频会议终端硬件设计 |
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| 引用本文： | 孙凯,杨辉.基于DM642的视频会议终端硬件设计[J].计算机与数字工程,2012,40(3):52-54,99. |
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| 作者姓名： | 孙凯 杨辉 |
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| 作者单位： | 中南民族大学电子信息工程学院 武汉430074 |
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| 摘 要： | 文章提出了一种基于TMS320DM642的视频会议终端硬件设计方案。视频会议终端主要包括DM642最小系统的设计,电源模块的设计,视频输入模块的设计,USB传输接口模块的设计等,同时介绍了终端硬件的调试过程。终端通过硬件对采集的视频进行压缩编码,减轻了电脑CPU的工作负担,能够传输高清晰度的视频信号,实现了便携、稳定、灵活的移动视频会议终端平台。
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| 关 键 词： | TMS320DM642 视频会议终端 硬件设计 视频编码 |
Hardware Design of Video Conference Terminal Based on DM642 |
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| SUN Kai
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YANG Hui.Hardware Design of Video Conference Terminal Based on DM642[J].Computer and Digital Engineering,2012,40(3):52-54,99. |
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| Authors: | SUN Kai YANG Hui |
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| Affiliation: | (College of Electronics and Information Engineering,South-Central University for Nationalities,Wuhan 430074) |
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| Abstract: | A video conference terminal based on TMS320DM642 was proposed,mainly including minimum system module of DM642,power module,video input module,USB transport interface module.Meantime,the debugging process of every hardware module was introduced.Terminal reduced the burden of the computer CPU by means of using hardware video compression encoding,and it can transmit high-definition video signal,realizing the stable portable video conferencing terminals of flexible mobile platform. |
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| Keywords: | TMS320DM642 video conference terminal hardware design video encoding |
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