Sunday, February 5, 2012

UMTS for Engineers

February 20, 2009

Publish at Scribd or explore others: Business Presentations & Slid web software

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Top 60 Emerging Startups

February 3, 2009

The following is a list of the top emerging startup, maybe there are hiring. Check them out EE Times 60 emerging startups list version 8.0 Achronix Semiconductor Corp. (San Jose, Calif.) founded in New York in 2004 is a startup company associated with Cornell University from where it has licensed patents. In 2008 Achronix introduced [...]

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Fundamentals of Digital Quadrature Modulation

February 2, 2009

The concept of modulation is not at all new, it has been around since the early days of radio. Modulation, especially in the context of RF applications, refers to the mixing of two sinusoidal signals. One signal is the message signal and contains the information to be modulated. It usually consists of a band-limited spectrum [...]

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Integrated Power Dividing Antenna Receivers

January 20, 2009

This article reviews four designs of highly integrated front-end receivers that use a power dividing antenna. Through this antenna, a discrete power divider function can be achieved by the antenna itself, yielding a compact receiver front-end. From: Vol. 52 | No. 1 | January 2009 | Page 88 by W. Ismail, S.A.Z. Murad, T.J. Jiat [...]

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Edwin Armstrong: Pioneer of the Airwaves

January 7, 2009

by Yannis Tsividis A brilliant engineer well ahead of his time, Edwin Armstrong fought valiantly all his life to champion the inventions that made modern radio possible. The chief object of science is to explain nature. The chief object of engineering and technology is, or should be, to put nature to work for us. Much [...]

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