A cross-layer design framework for robust IPTV services over IEEE 802.16 networks Export

@article{citeulike:5997126, abstract = {This paper introduces a cross-layer design framework for robust and efficient video multicasting over IEEE 802.16 (also known as WiMAX) networks in metropolitan areas. In the framework, multiple description coding (MDC) on scalable video bitstreams at the source for achieving multiresolution robustness is jointly designed with superposition coding (SCM) on multicast signals at the channel to overcome multiuser channel diversity in wireless multicast. The coded multicast signals under the proposed framework can cope with multiuser channel diversity and mitigate the impact due to short-term channel fluctuations, which are the two most challenging issues in achieving robust and efficient video multicasting in metropolitan areas. We formulate the proposed framework and analyze its video quality performance in terms of the total receivable/ recoverable bitstreams by a receiver. A heuristic methodology is developed for system parameter selection and performance optimization that can be applied to practical scenarios of video multicasting for IPTV services in WiMAX. Simulation is conducted based on actual standard video sequences to verify the proposed methodology on parameter selection and performance optimization. Performance gains of the proposed cross-layer design framework in the presence of fading channel diversity are demonstrated.}, author = {She, J. and Yu, Xiang and Ho, Pin-Han and Yang, En-Hui}, citeulike-article-id = {5997126}, citeulike-linkout-0 = {http://dx.doi.org/10.1109/JSAC.2009.090214}, citeulike-linkout-1 = {http://ieeexplore.ieee.org/xpls/abs_all.jsp?arnumber=4769398}, day = {02}, doi = {10.1109/JSAC.2009.090214}, journal = {Selected Areas in Communications, IEEE Journal on}, keywords = {cross-layer, ieee\_802\_16, iptv, mdc, superposition, video\_bitstreams, wimax, wireless\_networks}, month = {February}, number = {2}, pages = {235--245}, posted-at = {2009-10-23 10:37:05}, priority = {0}, title = {A cross-layer design framework for robust IPTV services over IEEE 802.16 networks}, url = {http://dx.doi.org/10.1109/JSAC.2009.090214}, volume = {27}, year = {2009} }

TY - JOUR ID - citeulike:5997126 L3 - citeulike-article-id:5997126 N2 - This paper introduces a cross-layer design framework for robust and efficient video multicasting over IEEE 802.16 (also known as WiMAX) networks in metropolitan areas. In the framework, multiple description coding (MDC) on scalable video bitstreams at the source for achieving multiresolution robustness is jointly designed with superposition coding (SCM) on multicast signals at the channel to overcome multiuser channel diversity in wireless multicast. The coded multicast signals under the proposed framework can cope with multiuser channel diversity and mitigate the impact due to short-term channel fluctuations, which are the two most challenging issues in achieving robust and efficient video multicasting in metropolitan areas. We formulate the proposed framework and analyze its video quality performance in terms of the total receivable/ recoverable bitstreams by a receiver. A heuristic methodology is developed for system parameter selection and performance optimization that can be applied to practical scenarios of video multicasting for IPTV services in WiMAX. Simulation is conducted based on actual standard video sequences to verify the proposed methodology on parameter selection and performance optimization. Performance gains of the proposed cross-layer design framework in the presence of fading channel diversity are demonstrated. IS - 2 JF - Selected Areas in Communications, IEEE Journal on EP - 245 TI - A cross-layer design framework for robust IPTV services over IEEE 802.16 networks VL - 27 SP - 235 KW - cross-layer KW - ieee_802_16 KW - iptv KW - mdc KW - superposition KW - video_bitstreams KW - wimax KW - wireless_networks AU - She, J AU - Yu, Xiang AU - Ho, Pin-Han AU - Yang, En-Hui PY - 2009/02/02/ UR - http://dx.doi.org/10.1109/JSAC.2009.090214 ER -