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Industry News

Novel Low Pass Filters Using a Defected Microstrip Structure

In this article, the stop-band characteristics of a novel defected microstrip structure (DMS) are studied and its application to a low pass filter is proposed. The equivalent circuit model of the unit defected microstrip structure is used to explain th...
Sheng Zhang, Jian-Kang Xiao, Zi-Hua Wang and Ying Li, Shanghai University Shanghai, China
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A novel defected microstrip structure (DMS), which behaves in a way similar to the known defected ground structure (DGS) unit cell, 1–10 is studied in this article. The unit DMS 3,4 is made by etching slots in the microstrip line, which then exhibits the property of rejecting microwaves at...
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Low Voltage Operation of GaAs Power Amplifiers

Joe Madden Avago Technologies San Jose, CA
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Next-generation mobile phones are capable of downloading music and video programming, displaying global positioning system (GPS) mapping and sharing high resolution photographs. These new applications are becoming increasingly popular as teenagers and others learn to manipulate photo and music files. Applications involving heavy display usage (such as mobile television)...
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Accurate Simulation of an X-band Frequency Synthesizer

This article describes the simulation and design of an X-band frequency synthesizer that can be applied to a micro-satellite transmitter system. The effects of the sideband’s spurious noise on the adjacent channels and the phase noise in each component...
Mohamed Kameche, Centre National des Techniques Spatiales (CNTS), Algeria
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Today’s transmitters for earth imaging micro-satellite systems demand higher communication quality and higher data rates to be capable of transmitting pictures or data with an appropriate quality, a higher frequency of operation and more channels per unit bandwidth. Low power consumption and small size are also required for this...
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MTI Wireless Announces Omni Directional Antennas

Microwave Journal
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MTI Wireless Edge , a leader in the development, production and marketing of high quality, low cost, flat panel antennas for fixed wireless and RFID applications, announces the availability of its new ultra low cost omni directional antennas in the ISM bands. The development of these antennas was specially...
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MILMEGA Designs Product to Meet Testing Requirements

Microwave Journal
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The recently released edition 3 of IEC 61000-4-3 outlines a new requirement for testing up to 6 GHz, presenting those EMC labs with an existing amplifier capability up to 3 GHz with a procurement challenge of how best to fill this gap. The new MILMEGA 2.5 to 6 GHz...
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Pascall Details Range of Multi-channel STALOs

Microwave Journal
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Pascall Electronics continues to develop its expertise of high performance oscillators and subsystems offering STALO designs from L- to Ku-band for RADAR applications. These will also be manufactured at the company's Isle of Wight facility in the south of England, UK. These units are designed and constructed to meet...
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Vitelec Announces New Connector Range at EuMW

Microwave Journal
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For the very first time, Vitelec Electronics , Johnson Components , Midwest Microwave and Thunderline-Z will be appearing at a trade event under the Connectivity Solutions banner of Emerson Network Power . Exhibiting at European Microwave Week, Manchester, 10-15 September 2006, Vitelec itself will also be announcing the availability...
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Agilent Introduces Signal Generator for Wireless Communications Applications

Microwave Journal
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Agilent Technologies Inc. is using EuMW as a platform for launching brand new products to the industry. The first is the MXG signal generators, which offer industry-best adjacent channel power ratio (ACPR) performance and switching speeds, coupled with simplified self-maintenance to maximize uptime. These new analog and vector signal...
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Radio Waves to Manufacture HP6 Antennas in the UK

Microwave Journal
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Radio Waves Inc. has announced that they will be offering high quality Radio Waves HP6 antennas manufactured at the company's UK facility. Until now the largest antennas Radio Waves manufactured in its UK facility was HP4 and SP6 style antennas. Radio Waves also offers Flex Twist and can provide...
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Anritsu Introduces Handheld Vector Network Analyzer

Microwave Journal
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Anritsu Co. introduces the VNA Master MS2034A and MS2036A that offer integrated vector network analyzer (VNA), spectrum analyzer and power meter capability in a single handheld, battery-operated, rugged instrument. The multi-function capability of the MS2034A/MS2036A allow them to serve as single-instrument solutions for phase matching cables, identifying sources of...
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