Download Artificial Intelligence in Wireless Communications (Mobile by Thomas W Rondeau, Charles W Bostian PDF

By Thomas W Rondeau, Charles W Bostian

ISBN-10: 1607832348

ISBN-13: 9781607832348

This state of the art source deals useful evaluation of cognitive radio - a paradigm for instant communications within which a community or a instant node adjustments its transmission or reception parameters. The alteration of parameters relies at the lively tracking of a number of elements within the exterior and inner radio setting. This publication bargains an in depth description of cognitive radio and its person components. Practitioners learn the way the fundamental processing parts and their services are carried out as modular elements. furthermore, the ebook explains how every one part might be built and validated independently, sooner than integration with the remainder of the engine. Practitioners observe how cognitive radio makes use of synthetic intelligence to accomplish radio optimization. The publication additionally presents an in-depth case in point of the constructed cognitive engine and an experimental state of affairs to assist engineers comprehend its functionality and behaviour.

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Additional info for Artificial Intelligence in Wireless Communications (Mobile Communications)

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Minimal code runs on the USRP; its responsibilities only cover the final stages of filtering, interpolation/decimation, and up-/downconversion. GNU Radio handles the rest of the signal processing to 42 Artificial Intelligence in Wireless Communications fall in line with the general principle of GNU Radio: flexible, easy to program, and available software for anyone to build SDR waveforms. Therefore, the responsibilities of the USRP only include those parts of the waveform that are, to a great extent, required for all waveforms.

The interfacing can be defined as any potential transport layer. For example, in the current design, simple TCP sockets are used and defined by the hostname of the system running the component and the port number the component is listening to. This design makes it simple to distribute processes among networked nodes just by changing the hostname. To do this, of course, the transport needs to be secure and stable. > interface information < \knowledge-base> meters< \name> interface information 24 Artificial Intelligence in Wireless Communications < \sensor> psd< \name> interface information < \sensor> interface information < \optimizer> interface information < \radio> interface information < \user-interface> interface information < \policy-engine> < \cognitive-controller> In this listing, each type of component is defined.

First, parallelizing the processing elements allows the receive and transmit paths Overview and Basics of Software Defined Radios 39 to operate simultaneously. Second, when segmenting a data stream into blocks of samples, these blocks can be processed simultaneously through different parts of the transmit or receive path. With this structure, the SDR can simultaneously perform different tasks like timing synchronization, demodulation, decoding, and framing. As these general purpose processing elements are increasing in capabilities and our ability to program them is improving, the cost savings of using these systems instead of ASICs becomes even more compelling.

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