RF & Microwave Industry News

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The Commercial Market Next-generation Applications Drive Bluetooth Adoption On the edge of mass-market adoption, it is apparent that Bluetooth is evolving beyond its original cable replacement beginnings. A new study by Frost & Sullivan, the international marketing consulting company, observes and analyzes the evolution of both the standard and...

The Book End Applications of Neural Networks in Electromagnetics C. Christodoulou and M. Georgiopoulos Artech House Inc. 512 pages; $119, £88 ISBN: 0-89006-880-1 Neural networks and electromagnetics are two different scientific fields. The purpose of this book is to bridge these two fields and make it easier for electromagnetics...

Product Feature Monolithic RF Matrix Switches Peregrine Semiconductor Corp. San Diego, CA A new line of fully monolithic 4 x 6 RF matrix switches for cellular infrastructure applications has been introduced. The parts feature low insertion loss, very high port-to-port isolation and serial programmability. These designs represent the state-of-the-art...

Product Feature A Low Cost Oscillator for Fiber-optic Applications A new, low cost oscillator has been introduced for use in synchronous optical network (SONET/SDH) OC-192 applications. The new frequency source utilizes an ultra-low noise active device technology that allows the oscillator to achieve very low overall phase noise performance....

Technical Feature A Distributed Amplifier for 40 Gbps Fiber-optic Communications Systems H. Shigematsu, M. Sato, T. Hirose and Y. Watanabe Fujitsu Laboratories Ltd. Atsugi, Japan In recent years, the rapid development of multimedia communications has generated a strong demand for high speed and high capacity transmission systems. Wavelength-division multiplexing...

Technical Feature Design of a Predistortive High Power Amplifier Using Carrier Complex Power Series Analysis In this article, a new carrier complex power series for linearizing the distortion effects of a high power amplifier (HPA) is proposed. The amplitude (AM-to-AM) and phase (AM-to-PM) nonlinear characteristics of the HPA are...

Technical Feature The Use of Intermodulation Tables for Mixer Simulations The use of intermodulation table (IMT) files can lead to accurate prediction of the output frequency content of an up-converting or down-converting mixer in system simulations. For best results, custom IMT files should be constructed from mixer output spectrum...

Technical Note Output Power Improvement of a Push-push FET DRO by Using an Additional DR In this article, the output power level and phase noise properties of nine conventional push-push dielectric resonator oscillators (DRO) have been experimentally investigated while adding an identical dielectric resonator (DR) at the drain ports....

New Products COMPONENTS Voltage Variable Attenuator The model AV141-321 Gallium Arsenide (GaAs) IC PHEMT voltage variable attenuator provides high end performance from 2.7 to 4.0 GHz. The attenuator is designed for use in power control applications for 3.5 GHz fixed wireless LAN applications. It has a minimum attenuation of...

Around the Circuit INDUSTRY NEWS Micronetics Wireless Inc. has entered into an agreement with the principal shareholders of Enon Microwave Inc. providing for them to vote in favor of a merger of the two companies. The proposed transaction is subject to certain contingencies and expected to be completed before...