Video streaming over wireless networks is compelling for many applications, ranging from home entertainment to surveillance to search-and-rescue operations. Interesting technical challenges arise when the unpredictable nature of the wireless radio channel meets the requirements of high data rate and low latency for video transport. This tutorial provides an overview of the technical challenges of video streaming over wireless networks, with a focus on novel cross-layer design solutions for resource allocation. Performance comparison of various centralized and distributed schemes are presented, using video streaming over wireless home networks as an application example.
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