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Industry News

Highlights from the First Radio and Wireless Symposium

March 3, 2006
January is a very nice time to be visiting San Diego, CA, as the 2500 attendees of the first annual IEEE Radio and Wireless Symposium (RWS 2006) found as they came in from various parts of the US and overseas. Winter tends to be long and cold for many...
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An Efficient, Interactive Optimization Solution for Analog and RF Design

March 3, 2006
Optimization has been applied to circuit design for decades. IBM pioneered circuit simulation-based optimizer research in the 1960s and ’70s. In the 1980s, the University of California at Berkeley extended the research with more exotic algorithms and interactivity with programs such as DELIGHT and ECSTACY. During the same period,...
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Anechoic Chamber Measurement Improvement

March 3, 2006
The well known and widely used "Termination-VSWR" method, used to measure the reflectivity of an absorber wall in an anechoic chamber, has been considerably modernized with the help of new vector network analyzers (VNA) and personal computers (PC), taking advantage of fast sweepers or synthesizers and of the time-domain...
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Silicon-on-Sapphire Disrupts RF Switch Market

March 2, 2006
In its latest Insight report, "Silicon-on-Sapphire Switches for Handsets: Stopgap or Disruptive Technology?," Strategy Analytics , the research and consulting company, evaluated CMOS silicon-on-sapphire (SoS) RF switches and found that SoS has begun to disrupt established approaches to transmit-receive (T/R) switching in multi-mode, multi-band cellular handsets. Peregrine Semiconductor has...
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An Enhanced Electromagnetic Simulation Tool

March 2, 2006
When EM engineers use design and modeling packages they want ease of use, reliability and, most importantly, the ability to design new products that meet the desired purpose quickly and effectively. These were the main considerations when Flomerics developed MicroStripes 7, together with the aim of ‘bringing electromagnetic simulation...
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2006 Connector, Cable and Cable Assembly Survey

This is the fourth survey of connectors, cables and cable assemblies sponsored by Microwave Journal. We plan to update it annually with continued industry support and participation.
March 1, 2006
We are very pleased to offer this updated survey of companies providing connectors, cables and cable assemblies. Seventy-four companies responded to our request for information this year, which is an increase from the 68 companies in last year’s survey. In addition, 15 of last year’s participants have updated their...
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Connector Torque Requirements

March 1, 2006
In the world of RF coaxial threaded connections, too often the efforts of selecting a suitable connector interface, procuring it from a reliable source and manufacturing a high quality assembly are done in vain because the connector has not been tightened to the proper torque value and/or steps were...
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A Flexible Microstrip Connector

March 1, 2006
The demand for additional integration and high density packaging in circuits for telecommunications, aviation and military applications continues to increase. The result is that components assembled on PCBs and into packages must be reduced in size and made suitable for new assembly techniques such as surface-mount technology (SMT). However,...
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Braze-free Type N Right Angle Connectors

March 1, 2006
San-tron Inc. introduces a new series of braze-free, 50 Ω right angle connectors that feature silver-plated center contacts and bodies, and an Albaloy-plated coupling nut. They are designed in accordance with MIL-STD-348 interface and the design allows for the connectors to be used up to 11 GHz, while most...
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Quick Connect SMA Connectors

March 1, 2006
Winchester Electronics is announcing the addition of the newly released QC-SMA™ series of RF connectors to its standard product line. The QC-SMA series incorporates a push/pull style of mating that does not require torque wrenches or any other tool for mating or unmating. This revolutionary new series is also...
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