New PDF release: Broadband Last Mile: Access Technologies for Multimedia

By Nikil Jayant

ISBN-10: 0824758862

ISBN-13: 9780824758868

Broadband final Mile: entry applied sciences for Multimedia Communications presents in-depth remedies of entry applied sciences and the purposes that depend on them or help them. It examines strategies and improvements alongside a number of dimensions in entry, with the overarching target of making sure that the final mile isn't the susceptible hyperlink within the broadband chain. Written through specialists from the educational and advertisement segments of the sphere, the book's self-contained sections tackle themes relating to the disciplines of communications, networking, computing, and sign processing.The middle of this therapy comprises modern studies of broadband pipes within the periods of copper, cable, fiber, instant, and satellite tv for pc. It emphasizes the coexistence of those sessions inside a community, the significance of optical communications for unparalleled bandwidth, and the flexibleness and mobility supplied by means of wireless.The publication additionally contains standpoint at the more and more vital subject of community administration, supplying insights which are real whatever the nature of the pipe. The textual content concludes with a dialogue of newly rising purposes and broadband services.This ebook bargains an all-in-one therapy of the actual pipes and community architectures that make wealthy and more and more customized purposes attainable. It serves as a necessary source for researchers and practitioners operating within the more and more pervasive box of broadband.

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Download e-book for iPad: Broadband Last Mile: Access Technologies for Multimedia by Nikil Jayant

Broadband final Mile: entry applied sciences for Multimedia Communications offers in-depth remedies of entry applied sciences and the functions that depend on them or aid them. It examines suggestions and improvements alongside a number of dimensions in entry, with the overarching objective of making sure that the final mile isn't the vulnerable hyperlink within the broadband chain.

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Additional info for Broadband Last Mile: Access Technologies for Multimedia Communications (Signal Processing and Communications)

Example text

This midsession switching between different media rates enables much better adaptation in time to the available bandwidth. 10. However, typically, multiple-file switching is only used to switch between multiple coded versions of the same content at different bit rates. Multiple-file switching requires lower complexity than transcoding and also provides (slightly) better compression performance at each of the selected bit rates. On the other hand, multiple copies of the same media need to be stored, one for each selected bit rate.

The encoder takes the original media signal and compresses it to a bitstream. The decoder takes a compressed bitstream and decodes it to produce the reconstructed signal. 6 kb/sec and up Variable 10s of kb/sec to 10s of Mb/sec standard would specify the encoder as well as the decoder. However, this approach turns out to be overly restrictive. Instead, the standards have a limited scope to ensure interoperability while enabling as much differentiation as possible. The standards do not specify the encoder or the decoder; instead, they specify the bitstream syntax and the decoding process.

Noninteractive applications Packet-switched or circuit-switched network Static vs. dynamic channels Constant-bit-rate (CBR) or variable-bit-rate (VBR) coding Constant-bit-rate (CBR) or variable-bit-rate (VBR) channels Best-effort (BE) or QoS support Specific properties of the media application and network strongly influence the design of the system; therefore, we continue by briefly discussing the preceding properties and their effects on media application and system design. 1 Point-to-Point, Multicast, and Broadcast Communications Probably the most popular form of media communication is one-to-many (basically, one-to-all) communication or broadcast communication; the most well-known examples are television and radio.

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Broadband Last Mile: Access Technologies for Multimedia Communications (Signal Processing and Communications) by Nikil Jayant


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