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A diplexer is an essential component in frequency-division duplex (FDD) wireless communication systems. Typical requirements of modern diplexers are compact size, good return loss, low insertion loss and high isolation between two passbands. Packaged diplexers are usually preferred because they can easily be integrated into transceiver subsystems. Therefore, the...

Airborne Early Warning & Control (AEW&C) is a broad term used to describe the airborne capability to detect air, land or water threats and direct a response, typically from a large distance. The radar, control and aircraft platforms are diverse but high performance semiconductor devices and electronic technologies enable...

Agilent is addressing LTE-Advanced challenges by providing the industry’s first signal generation and analysis tools that enable design engineers to test physical layer implementations with greater insight and greater confidence. LTE-Advanced Signal Studio Software Basic LTE-Advanced options (N7624B-JFP, N7625B-JFP) are compliant to the 3GPP Release 10 (December 2010) standard...

Has this Summer been hot enough for ya? Well, if the record temperatures have you laying low inside an air-conditioned office, the Journal has some additional relief from the heat with some very cool editorial. On the heels of our very successful Military Microwaves Supplement in August (our largest...

The RF power market possesses a healthy share of competitive suppliers, all eager to grab market share from one another. In order to lead the market, one must constantly innovate to offer the best-in-class products, optimized for the cellular infrastructure market space. In the past, customers were content to...

SATIMO has integrated the Anritsu MT8820C One-Box Tester into its OTA measurement systems for LTE measurements (see Figure 1 ). The combination of SATIMO multi-probe measurement technology with Anritsu LTE measurement solutions enables device developers and manufacturers to perform LTE OTA measurements in both single input, single output (SISO)...

SYSTEM SIMULATION SOFTWARE ACS says its LINC2 Pro RF and microwave circuit design and analysis software suite is the industry's price-performance leader. Now with the new Visual System Architect (VSA) as an integral part of the LINC2 software suite, performance over cost has been extensively multiplied. The LINC2 VSA...

Components X-band Tx and Rx Filters The company claims to have released the world's smallest waveguide X- band Tx and Rx filters for military satcom applications. The filters have less than 0.3 dB insertion loss and have greater than 90 dB rejection in the complementary frequency bands. They are...

OFDMA System Analysis and Design Samuel C. Yang Most of us today cannot imagine working (and living) without 802.11-based wireless networks, popularly known as Wi-Fi. Traveling professionals who really needed to send an e-mail and who had to drive around town looking for a hot spot can attest to...

Math, Science and Logic Puzzles - for the "enginerd" in all of us (re-printed with permission from Pzzls - www.pzzls.com ) Download the Puzzler (PDF) The Smith Jones Robinson Riddle On a train, Smith, Robinson and Jones are the fireman, brakeman and the engineer, but NOT respectively. Also aboard...