基于MTK平台的无线语音终端设计  

The Design of Wireless Voice Terminal Based on MTK Platform

作　　者：谢超 蒋达先 XIE Chao;JIANG Da-xian(College of Medical Devices and Food,Shanghai University of Science and Technology,Shanghai 200093,China;Shanghai Security Electronic Co.,Ltd,Shanghai 200431,China)

机构地区：[1]上海理工大学医疗器械与食品学院,上海200093 [2]上海安防电子股份有限公司,上海200431

出　　处：《软件导刊》2020年第10期196-199,共4页Software Guide

摘　　要：为了解决现代安防通信设备安装复杂、排除故障难度高的问题,提出一款基于MTK平台的无线语音终端,其以MTK8516嵌入式ARM开发板为硬件平台,Linux系统为软件平台,通过移植开源流媒体软件live555,以RTSP为主要通信协议实现语音通信功能。相比传统有线通信,无线语音终端有着诸多优点,如无需架设线路,信号范围广,不受地形影响,以及语音信号质量高、排除故障方便等。系统测试结果表明,该终端能够方便、快捷地满足人们在医院、办公场所等局域网内语音通话的要求,具有低成本、低功耗、高可靠性的优点。In order to solve the problem of complex installation of modern security communication and high difficulty in troubleshooting,a wireless voice terminal based on WiFi is proposed.It uses MTK8516 embedded ARM development board as the hardware platform and Linux system as the software platform.By transplanting the open source streaming media software live555,the voice communication function is realized with RTSP as the main communication protocol.Compared with traditional wired communication,wireless voice terminal has many advantages,such as no need to set up lines,wide signal range,no affection by terrain,high quality of voice signal and convenient troubleshooting.Experiments prove that the terminal conveniently and quickly meets the requirements of people for voice calls in local area networks such as hospitals and offices,and has the advantages of low cost,low power consumption,and high reliability.

关 键 词：无线通信 MTK8516 LINUX live555 语音终端 

分 类 号：TP319[自动化与计算机技术—计算机软件与理论]