Download Frequency-Agile Antennas for Wireless Communications (Artech by Aldo Petosa PDF

By Aldo Petosa

cellular facts subscriptions are anticipated to greater than double and cellular instant site visitors to extend through greater than tenfold over the following few years. Proliferation of shrewdpermanent telephones, pills, and different transportable units are putting higher calls for for companies reminiscent of net shopping, worldwide positioning, video streaming, and video telephony. some of the proposed suggestions to accommodate those calls for can have an important impression on antenna designs. Antennas with frequency agility are thought of a promising expertise to assist enforce those new solutions.

This booklet offers readers with a feeling of the services of frequency-agile antennas (FAAs), the commonly assorted tools for attaining tunability, the present attainable functionality, and the demanding situations nonetheless dealing with FAA designs. This source explores the numerous points of FAAs, together with an exam of the metrics used to judge their functionality, a overview of the main established antenna components, an in-depth examine the big variety of mechanisms for reaching tunability, and a finished survey of numerous examples of FAA designs. the point of interest is on FAAs for instant cellular communications with functions together with handsets, laptops, instant machine-to-machine communications, in addition to greater, mounted designs resembling mobile base station antennas.

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