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Industry News

Phasing in CDMA2000 1X Networks in China

Microwave Journal Staff
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As part of Phase 3 of China Unicom's expansion of its nationwide CDMA2000 1X network, the company is deploying networks based on Nortel Networks solutions in four markets in China. The deployments, which began in April 2003 and are expected to be fully completed by the end of the...
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Big Developments in Small 3G Base Stations

Microwave Journal Staff
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NTT DoCoMo Inc. has announced the development of micro base stations for the FOMA® (a mobile service based on W-CDMA) 3G network that are up to 1/30th the size of conventional base stations. The FOMA service area has developed steadily, reaching 96 percent of the population nationwide at the...
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WCDMA Base Station Contract for Filtronic 3G RF Units

Microwave Journal Staff
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Filtronic, a global designer and manufacturer of customised microwave electronic subsystems for the wireless telecommunications and defence industries, has announced that it has been selected by a new OEM customer to supply initial quantities of an integrated radio frequency head unit to be installed in 3G wideband code division...
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IEEE Standard Extends Wireless Communications to Inexpensive Applications

Microwave Journal Staff
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A new standard from the Institute of Electrical and Electronic Engineers (IEEE) opens the world of wireless communications to inexpensive applications, from sensors and switches for industrial and residential use to smart tags and badges, interactive toys, inventory tracking and much more. The standard, IEEE 802.15.4,™ provides for low...
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Automotive Industry Drives the RFID Market

Microwave Journal Staff
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Despite all the recent hype and excitement surrounding the introduction of radio frequency identification (RFID) technology in retail markets, the automotive industry will spend nearly thirty times more on the technology this year. Representing about half of the total RFID market, the auto industry is poised to spend about...
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Consumer Telematics Must Return to Its Roots

Microwave Journal Staff
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The telematics industry must refocus its attention toward delivering vehicle-specific services if there is any hope of overcoming its current lull. With automakers facing daunting and unprecedented challenges in today’s market place, there is less room for error when launching a new telematics initiative, according to the findings of...
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IEEE Approves Amendments to Local Area Network Standards

Microwave Journal Staff
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The Institute of Electrical and Electronic Engineers Standards Association (IEEE-SA) has approved amendments to two networking standards. One, IEEE 802.11f, sets specifications so access point devices from different vendors in IEEE 802.11 wireless local area networks (WLAN) can interoperate. The other, IEEE 802.16/conformance01, allows end users to evaluate how...
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Dependency of IV Characteristics of a MESFET Device on Frequency and Electric Field

A new automated system for observing the dependence of the IV characteristics of GaAs MESFET devices on electric field, frequency and thermal effects is presented. The new procedure employs a pseudo-random pulse I/V measurement system. The results prov...
J. Rodriguez-Tellez, N.T. Ali and K.A. Mezher, Etisalat College of Engineering; T. Fernandez, A. Mediavilla, A. Tazon and G. Rafael, Universidad de Ca
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In this article, a new pulsed I/V measurement technique for observing the dependence of the IV characteristics of a MESFET device on frequency, electric field and self-heating effects is presented. The results obtained with the new procedure are compared with experimental data obtained with conventional pulsed and static IV...
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CAD, Test and Measurement Directory

Microwave Journal Staff
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CAD 7 Layers Borsigstr. 11 40880 Ratinger Germany Phone : +49 (0) 21027490 Fax : +49 (0) 2102749350 info@7layers.com www.7layers.com Contact person : Yusuf Kalayol 7 Layers optimizes test processes for product developers via automated testing with Interlab.® 7 Layers offers test case development, validation, qualification and certification testing....
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New Products

Microwave Journal Staff
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COMPONENTS SP10T Absorptive Switch The model MSN-10DT-05-DEC-M options NE, 100M18, 3SS, 45004, is an absorptive SP10T switch that operates from 100 MHz to 18 GHz (10 MHz to 18 GHz optional). Insertion loss is 95 dB at 100 MHz and > 60 dB at 18 GHz. Amplitude is ±0.5...
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