Design and Implementation of Convenient Mobile Terminal Based on Linux
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Aiming at the purpose of transmitting the audio and video data,as well as the position information to the command center for the command crew to process the emergency cases,this paper designs a portable mobile terminal system based on embedded Linux system.The processing chip Hi3512 is used as the core of the system to realize the work of processing the audio and video data information.Those data as well as the position information are transmitted by the 3G wireless communication system.The test of the whole system shows that the audio and video transmission delay is quietly low and the position information is accuracy.It reaches the require of the whole project.