RF & Microwave Industry News

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TECHNICAL NOTES ISM vs. Spread Spectrum -- Avoiding the FCC Mitchell Lazarus Fletcher Heald & Hildreth PLC Arlington, VA T he Federal Communications Commission (FCC) recognizes two types of devices that intentionally emit RF energy: communications equipment and everything else. The first category includes AM/FM, TV, point-to-point, satellite, cell...

SPECIAL REPORT Acronyms and Abbreviations Used by the RF/Microwave Industry Frank Bashore Microwave Journal Staff T his list represents most of the acronyms and abbreviations used in Microwave Journal technical articles and editorial features during the last five years. The ever-growing list has proven enormously useful to our staff...

TECHNICAL NOTES Distortions in Cascaded MMIC Power Amplifiers Oleksandr Gorbachov and Yie-Der Shen Hexawave Inc. Hsinchu, Taiwan, R.O.C. M any methods exist for the linearization of RF/microwave PAs. 1?4 In most cases, these methods are applicable to high power amplifiers taking into account their cost, size, weight and power...

TECHNICAL FEATURE Effects of a Driver's ACLR on Total ACLR Sanggee Kang and Heonjin Hong Electronics and Telecommunications Research Institute (ETRI) Taejon, Korea Sungyong Hong Chungnam National University Taejon, Korea The effects of a driver's adjacent-channel leakage ratio (ACLR) on the total ACLR have been tested to investigate the...

NEW PRODUCTS COMPONENTS * SPDT RF Relay The model RF 2X1 SPDT RF relay is designed for remote switching of VHF signals. The unit provides high isolation and low loss in the frequency range from DC to 900 MHz, and isolation is approximately 60 dB with an insertion loss...

AROUND THE CIRCUIT Marion E. Hines, a pioneer in microwave semiconductors and one of the "Grand Old Men" of the industry, died on August 25. He was 82 years old. Marion was born in Bellingham, WA and received his BS and MS degrees in electrical engineering from the California...

NEW LITERATURE * Product Brochure This six-page brochure features EMI shielding products, such as EMI gaskets, conductive silicones, conductive yarn over elastomer gaskets, wire mesh gaskets, elastomer gaskets, combination gaskets, EMI shielding tape, shielded windows, air vent panels and metallized fabrics. Product photographs, descriptions and contact information are included....

NEWS FROM WASHINGTON CGS Provides Situational Awareness to Joint ServicesD uring a limited user test conducted by the All Service Combat Identification Evaluation Team (ASCIET) at Fort Stewart, GA, the Motorola Common Ground Station (CGS) successfully demonstrated its ability to provide situational awareness and combat identification and to reduce...

INTERNATIONAL REPORT Martin Streetly, International Correspondent Russians Launch Georadar Family R ussia's V Tikhomirov Scientific Research Institute of Instrument Design, Zhukovsky, Russia, and its limited company LogiS, Zhukovsky, Russia, have come together to develop a range of earth and water probing radars that operate in the 25 to 1200...

THE COMMERCIAL MARKET Lucent Technologies Venture to Commercialize Mobile Wireless Data Access Technology L ucent Technologies announced the creation of Flarion Technologies Inc., Bedminster, NJ, a company that will commercialize a new wireless data access technology called Flash-OFDM (Orthogonal Frequency Division Multiplexing). The technology features a highly scalable network...