scholarly journals Design and Implementation of a Mobile Terminal Device for Video Transmission in Multiple Networks

Author(s):  
Jong-Heon Kim ◽  
◽  
Dong-Soo Lee
1970 ◽  
Vol 1 (2) ◽  
Author(s):  
Cao Pengfei

In order to solve the problems existing in real-time video transmission of mobile terminals, this paper proposes the encapsulation method which is suitable for H.263 and H.264 video coding, and re- duces the extra waste of real-time transmission proto- col packets and to improve the transmission efficien- cy of the video. Experimental results show that the peak signal to noise ratio (PSNR) in H.263 and H.264 video coding mode is above 30 dB at the lowest frame rate and resolution, and the minimum requirement of video transmission has been satisfied. Rate of 24 Hz, the two encoding PSNR are more than 40 dB, videotransmission quality ideal. In addition, the two packet loss rate of about10%maximum, themaximumdelay of 400 ms or less, have reached the requirements of real-time videotransmission.


2014 ◽  
Vol 989-994 ◽  
pp. 5605-5608
Author(s):  
Zhi Hao Zhao ◽  
Ya Bing Chen

In this paper, according to the actual students management work in the school, and link to the student attendance work, we propose one design of the B/S structure system of student attendance management based on the Java EE framework. The system realizes performances such as request and approval leave online, students' attendance data summarize, and others which reduce the workload of student management and improve the working efficiency. With the rapid development of mobile network on campus, this system also has carried on the development of mobile terminal, to further expand the scope of application of the system with the desktop of the student management system transplantation.


Author(s):  
Jean-Franois Frigon ◽  
Ahmed M. Eltawil ◽  
Eugene Grayver ◽  
Alireza Tarighat ◽  
Hanli Zou

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