RF & Microwave Industry News

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TECHNICAL NOTE Intermodulation Product Second-order Interferers in Dual-band Systems Werner Wild Spinner Company München, Germany T he problem caused by the generation of intermodulation products within modern mobile communication systems where nonlinearities are present is already well known and discussed. A variety of attempts to reduce or eliminate intermodulation...

APPLICATION NOTE Analysis of Photonic Bandgap Surfaces Using Ansoft HFSS Richard Remski Ansoft Corp. Grand Prairie, Tx T he microwave industry recently found-new uses for concepts familiar to solid-state designers in the form of photonic band gap (PBG) constructions. PBG constructions offer the ability to produce substrates, ground planes...

NEW PRODUCTS COMPONENTS * 5­6 GHz Hybrid Coupler The Xinger ? 1M803 surface-mount 90? 3 dB hybrid coupler for use in the 5 to 6 GHz frequency range is designed for U-NII and HiperLAN applications. It provides a minimum isolation of 20 dB and a maximum insertion loss of...

AROUND THE CIRCUIT INDUSTRY NEWS *          Narda, an L-3 Communications company, Hauppage, NY, has acquired Wavetek Wandel & Goltermann's Safety Test Solutions based in Eningen, Germany. The new entity, Narda Safety Test Solutions, will be the holder of 95 percent of the patents related to the detection of RF...

NEW LITERATURE *          Ceramic Resources This 350-page hardcover book (Glazes and Glass Coatings) focuses on the process of making ceramic coatings, their chemical makeup and the properties of these coatings. It includes 125 photos and illustrations, 70 in full color, and applies to industries involved in the manufacturing of...

WEB UPDATE *           RF/Microwave Components This site features broadband low cost RF/microwave components, custom design services, L- to X-band plastic-packaged medium to high power GaAs FETs (frequency up to 10 GHz, supply voltage up to 7 V and output power up to 4 W) and power modules (3.4...

NEWS FROM WASHINGTON According to BridgeNews, the Pentagon is seriously considering splitting the award of the Joint Strike Fighter (JSF), its next-generation fighter aircraft, between the Boeing Co. and Lockheed Martin Corp. instead of making a single award to one or the other. Boeing and Lockheed Martin are currently...

INTERNATIONAL REPORT The UK's Ministry of Defence (MoD) has awarded consortia led by BAE Systems, Northrop Grumman, Racal Defence Electronics and Lockheed Martin UK Government Systems (LMUKGS) 12-month long study contracts that are designed to define and assess optimum system solutions to its Sender tactical unmanned aerial vehicle (UAV)...

THE BOOK END IS-95 CDMA and cdma2000: Cellular/PCS Systems Implementation Vijay K. Garg Prentice Hall PTR 423 pages; $75 ISBN: 0-13-087112-5 CDMA technology has undergone major changes and has become a viable technology for third-generation (3G) systems. This book defines those aspects of CDMA that are essential to understanding...

PRODUCT FEATURE NEW EDA TOOLS TO ACCELERATE RF AND WIRELESS DESIGN CYCLES XPEDION DESIGN SYSTEMS INC. Santa Clara, CA Continued demand for wireless services has resulted in the need for large spectrum and new compression techniques to enhance capacity without sacrificing quality. Second-generation (2G), 2.5G and 3G digital wireless...