By Yan Zhang, Shiwen Mao, Laurence T. Yang, Thomas M Chen
Multimedia carrier provisioning is assumed to be one of many necessities to assure the good fortune of next-generation instant networks. reading the function of multimedia in state of the art instant structures and networks, Broadband cellular Multimedia: strategies and Applications provides a set of introductory options, basic suggestions, the newest advances, and open matters during this very important zone.
Divided into 4 sections, the quantity starts off with an advent to numerous broadband instant multimedia platforms. utilizing video as an software instance, it then specializes in the routing and cross-layer layout factor of multimedia conversation over multihop instant advert hoc and sensor networks. the following part discusses matters regarding multimedia communications over WLANs―a dominant a part of today’s broadband instant entry networks. The publication concludes with contemporary advancements in quality-of-service (QoS) provisioning mechanisms and different permitting applied sciences, together with middleware, mobility administration, scheduling, and tool keep an eye on.
With a variety of illustrative figures and huge references, this helpful technical advisor supplies in-depth remedies of easy themes, an excellent evaluation of state-of-the-art advances, and a consultant sampling of vital study outcomes.
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Extra info for Broadband Mobile Multimedia: Techniques and Applications (Wireless Networks and Mobile Communications)
We envision that WMSNs will need to provide support and differentiated service for several different classes of applications. In particular, they will need to provide differentiated service between real-time and delay-tolerant applications, and loss-tolerant and loss-intolerant applications. Moreover, some applications may require a continuous stream of multimedia data for a prolonged period of time (multimedia streaming), whereas some other applications may require event-triggered observations obtained in a short time period (snapshot multimedia content).
1 Reference architecture of a WMSN. (a) Single-tier flat, homogeneous sensors, distributed processing, centralized storage; (b) single-tier clustered, heterogeneous sensors, centralized processing, centralized storage; (c) multitier, heterogeneous sensors, distributed processing, distributed storage. in different physical locations. The first cloud on the left shows a single-tier network of homogeneous video sensors. ” The union of the processing hubs constitutes a distributed processing architecture.
Raw video stream versus simple scalar or binary information inferred by processing the video stream). This is referred to as application-specific querying and processing. Hence, it is necessary to develop expressive and efficient querying languages, and to develop distributed filtering and in-network processing architectures, to allow real-time retrieval of useful information. Similarly, it is necessary to develop architectures that efficiently allow performing data fusion or other complex processing operations in-network.