tailieunhanh - Báo cáo hóa học: " Editorial Introduction to the Special Issue on Wireless Video"

Tuyển tập báo cáo các nghiên cứu khoa học quốc tế ngành hóa học dành cho các bạn yêu hóa học tham khảo đề tài: Editorial Introduction to the Special Issue on Wireless Video | Hindawi Publishing Corporation EURASIP Journal on Advances in Signal Processing Volume 2008 Article ID 749159 2 pages doi 2008 749159 Editorial Introduction to the Special Issue on Wireless Video Fulvio Babich 1 David R. Bull 2 and Jianfei Cai3 1 Dipartimento di Elettrotecnica Elettronica ed Informatica Universita degli Studi di Trieste 34127 Trieste Italy 2 Department of Electrical and Electronic Engineering University of Bristol Bristol BS8 1UB UK 3 School of Computer Engineering Nanyang Technological University Singapore 639798 Correspondence should be addressed to Fulvio Babich babich@ Received 1 July 2008 Accepted 1 July 2008 Copyright 2008 Fulvio Babich et al. This is an open access article distributed under the Creative Commons Attribution License which permits unrestricted use distribution and reproduction in any medium provided the original work is properly cited. Mobile communications the Internet and other emerging consumer technologies continue to have a major impact on our personal and business lives. Increasing numbers of media centric devices now have integrated wireless functionalities and video-based services are becoming increasingly important. However longer-term adoption of wireless video will hinge on a number of issues the business model does it make money the content do we want to watch it the terminal capability is the display bright enough and the battery life long enough and not least accessibility and visual quality is it watchable . This critical latter area is the topic of this special issue. Because of its large bandwidth requirements coupled with increased demand video will become the dominant and most critical form of traffic in and beyond 3G 4G wireless systems. Reliable digital video transmission over wireless connections is widely acknowledged as challenging given the hostile communication environment which is characterised by unpredictable connection quality variable delay significant error rates limited available