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Industry News

A Starlet's Secret Life as Inventor

The little-known contributions of actress Hedy Lamarr to the advancement of military communications
February 1, 1999
A Starlet's Secret Life as Inventor Hedy Lamarr is being showered with honors for advancements in military communications based on her anti-jamming patent from the '40s. Peter Y. Hong Los Angeles Times Staff Writer Editor's Note: The following article by Peter Y. Hong is reprinted with permission from the...
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Design Considerations for Multicarrier CDMA Base Station Power Amplifiers

A look at the issues involved in deisgning or selecting a transmit power amplifier for multicarrier CDMA base stations
February 1, 1999
Technical Feature Design Considerations for Multicarrier CDMA Base Station Power Amplifiers J.S. Kenney and A. Leke Please click here to view the pdf file of the Technical Feature...
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Cost Analysis of Rework and Test

A simple method to analyze the cost trade-offs associated with reworking or scrapping failed assemblies
February 1, 1999
Special Report Cost Analysis of Rework and Test Murat Eron Please click here to view the pdf file of the Special Report...
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Device and Circuit Approaches for Next-generation Wireless Communications

Emerging approaches for future communication systems, including power amplifiers with increased efficiency, optimized multicarrier CDMA modulation and optimized transistors
February 1, 1999
Technical Feature Device and Circuit Approaches for Next-generation Wireless Communications P. Asbeck, J. Mink, T. Itoh and G. Haddad Please click here to view the pdf file of the Technical Feature...
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Fiber Optics Enhance Wireless Broadband System Deployment

RF/fiber-optic transmission as the most practical and efficient way to transport broadband wireless signals when factors such as future system upgrades and system maintenance are considered
February 1, 1999
Fiber Optics Enhance Wireless Broadband System Deployment Henry Wojtunik Anacom Systems Corp. New Brunswick, NJ Wireless broadband systems are a perfect solution to today's multimedia network requirements. Broadband channels provide multiple video channel delivery, high speed Internet access, and voice and computer network extensions, including multichannel multipoint distribution systems...
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A Simple GMSK Modulator for Microwave and Millimeter-wave Frequencies

A simple hardware architecture for effective realization of Gaussian minimum-shift keying (GMSK) modulation at microwave and mm-wave frequencies
February 1, 1999
Technical Feature A Simple GMSK Modulator for Microwave and Millimeter-wave Frequencies David M. Klymyshyn and Surinder Kumar Please click here to view the pdf file of the Technical Feature...
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Around the Circuit

February 1, 1999
Around the Circuit INDUSTRY NEWS Bolton, MA-based Atlantic Microwave Corp. , a Chelton company, has acquired Premier Microwave Corp. of Port Chester, NY. The new Atlantic Microwave Premier Products Group provides a 60-year heritage of designing, developing and manufacturing microwave components and subsystems (such as circulators, arc detectors, RF...
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New Literature

February 1, 1999
New Literature Power Capacitor Assembly Catalog This 12-page catalog describes standard and custom power capacitor assemblies, including ultra-low equivalent series resistance, high Q, high operating voltage, high operating current, extended capacitance and enhanced reliability capabilities. Specifications are included. American Technical Ceramics (ATC), Huntington Station, NY (516) 622-4700. Data Acquisition...
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COMPONENTS

February 1, 1999
COMPONENTS Power Capacitor Assemblies These new leaded power capacitor assemblies utilize the company's industry-standard MLC products as building blocks, extending the capacitance, voltage, current and tolerance parameters. The units are fabricated from parallel and series combinations of capacitors. The power capacitor assemblies feature ultra-low equivalent series resistance; high Q,...
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MATERIAL

February 1, 1999
MATERIAL Cyanate Ester Resin The type EX-1515 cyanate ester resin system achieves full cure when processed at a temperature of 250°F and is characterized by its high radiation resistance, low moisture absorption, low dielectric and low loss properties required in many radar and RF transparent applications. Typical dielectric constant...
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