Defense http://mwrf.com/taxonomy/term/6604/more en Impedance Analyzers Provide Accurate Characterization http://mwrf.com/test-measurement-analyzers/impedance-analyzers-provide-accurate-characterization <div class="node-body article-body">An application note illustrates how impedance analyzers can be used to obtain accurate measurements under real-world operating conditions.</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/test-measurement-analyzers/impedance-analyzers-provide-accurate-characterization" target="_blank">read more</a></p> http://mwrf.com/test-measurement-analyzers/impedance-analyzers-provide-accurate-characterization#comments Keysight Technologies Commercial Defense Industrial Test & Measurement - analyzers Fri, 04 Sep 2015 15:34:00 +0000 36751 at http://mwrf.com Taking the Measure of Microwave Power Meters http://mwrf.com/test-measurement-analyzers/taking-measure-microwave-power-meters <div class="field-deck"> Power measurements are an important part of high-frequency design, and are now available using the measurement capabilities of a USB sensor and the control of a personal computer. </div> <div class="node-body article-body">One of the trends in RF/microwave power meters is the increase in USB-connected power sensors/meters over traditional power-meter/sensor combinations.</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/test-measurement-analyzers/taking-measure-microwave-power-meters" target="_blank">read more</a></p> http://mwrf.com/test-measurement-analyzers/taking-measure-microwave-power-meters#comments Commercial Defense Industrial Test & Measurement - analyzers Thu, 03 Sep 2015 18:26:00 +0000 36691 at http://mwrf.com Cree Renames Power and RF Division, Emphasizing Wide Bandgap Devices http://mwrf.com/semiconductors/cree-renames-power-and-rf-division-emphasizing-wide-bandgap-devices <div class="node-body article-body">Following up on its announced plan to spin out its Power and RF division into a publicly traded company with a separate identity, Cree Inc. recently unveiled that the division will be renamed Wolfspeed.</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/semiconductors/cree-renames-power-and-rf-division-emphasizing-wide-bandgap-devices" target="_blank">read more</a></p> http://mwrf.com/semiconductors/cree-renames-power-and-rf-division-emphasizing-wide-bandgap-devices#comments Active components Analog semiconductors Commercial Defense Semiconductors Thu, 03 Sep 2015 15:35:00 +0000 36661 at http://mwrf.com <p>Wolfspeed operates a semiconductor foundry where it fabricates GaN-on-SiC substrates to be used in satellite, telecommunications, and radar systems. (Image courtesy of ThinkStock).</p> Double-Balanced Microwave Mixer Translates 2 to 14 GHz http://mwrf.com/active-components/double-balanced-microwave-mixer-translates-2-14-ghz <div class="field-deck"> This highly integrated mixer, which includes a balun transformer and LO buffer amplifier, helps simplify the design of broadband transmitters and receivers through 14 GHz. </div> <div class="node-body article-body">This highly integrated mixer, which includes a balun transformer and LO buffer amplifier, helps simplify the design of broadband transmitters and receivers through 14 GHz.</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/active-components/double-balanced-microwave-mixer-translates-2-14-ghz" target="_blank">read more</a></p> http://mwrf.com/active-components/double-balanced-microwave-mixer-translates-2-14-ghz#comments Active components Commercial Defense Industrial Wed, 02 Sep 2015 16:50:00 +0000 36611 at http://mwrf.com Solidify Design Efforts Using EM Simulators http://mwrf.com/software/solidify-design-efforts-using-em-simulators <div class="field-deck"> Once considered software curiosities, EM simulators are now essential tools for many high-frequency circuit and system designers wanting to predict EM field patterns. </div> <div class="node-body article-body">EM simulation software is quickly becoming an invaluable design tool for a growing number of RF/microwave circuit and system designers, whether as stand-alone software or as part of a software suite of tools.</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/software/solidify-design-efforts-using-em-simulators" target="_blank">read more</a></p> http://mwrf.com/software/solidify-design-efforts-using-em-simulators#comments Commercial Defense Industrial Software Wed, 02 Sep 2015 16:15:00 +0000 36591 at http://mwrf.com Sort Through Frequency-Conversion Choices http://mwrf.com/systems/sort-through-frequency-conversion-choices <div class="field-deck"> Many methods are available for translating frequencies higher or lower in many forms, including monolithic and discrete components and integrated assemblies with additional functions. </div> <div class="node-body article-body">Many different techniques and technologies are used for frequency conversion of RF/microwave signals using both active and passive approaches.</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/systems/sort-through-frequency-conversion-choices" target="_blank">read more</a></p> http://mwrf.com/systems/sort-through-frequency-conversion-choices#comments Commercial Defense Industrial Systems Wed, 02 Sep 2015 03:55:00 +0000 36541 at http://mwrf.com Design 4-W MMIC PAs for Ka-Band Applications http://mwrf.com/analog-semiconductors/design-4-w-mmic-pas-ka-band-applications <div class="field-byline"> Thomas Young, MACOM </div> <div class="field-deck"> Practical use of load-pull tuners and EM simulation software helped design the impedance-matching circuitry for this robust MMIC power amplifier that works from 32 to 38 GHz. </div> <div class="node-body article-body">A GaAs pHEMT MMIC amplifier provides generous output power, gain, and PAE from 32 to 38 GHz for Ka-band applications.</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/analog-semiconductors/design-4-w-mmic-pas-ka-band-applications" target="_blank">read more</a></p> http://mwrf.com/analog-semiconductors/design-4-w-mmic-pas-ka-band-applications#comments Analog semiconductors Commercial Defense Industrial Tue, 01 Sep 2015 18:21:00 +0000 36571 at http://mwrf.com GaN Production Process Shifts to 6-Inch Wafers As Market Grows http://mwrf.com/semiconductors/gan-production-process-shifts-6-inch-wafers-market-grows <div class="node-body article-body">In an attempt to increase its GaN capabilities and reduce manufacturing costs, Qorvo recently scaled its QGaN25 production process to support MMICs on 6-inch wafers, up from its previous 4-inch platform.</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/semiconductors/gan-production-process-shifts-6-inch-wafers-market-grows" target="_blank">read more</a></p> http://mwrf.com/semiconductors/gan-production-process-shifts-6-inch-wafers-market-grows#comments Active components Commercial Components Defense Semiconductors Tue, 01 Sep 2015 15:40:00 +0000 36561 at http://mwrf.com <p>6-inch GaN wafers have more than twice the usable surface area than&nbsp;4-inch wafers, resulting&nbsp;in a larger yield of MMICs from each platform. (Image courtesy of ThinkStock).</p> 60- to 80-GHz LNA Boosts E-Band Radios http://mwrf.com/active-components/60-80-ghz-lna-boosts-e-band-radios <div class="field-byline"> Yasir Sabir and Shabbir Majeed Chaudry </div> <div class="field-deck"> Based on GFET device technology, this broadband amplifier provides a powerful combination of high gain and low noise figure at millimeter-wave frequencies. </div> <div class="node-body article-body">This broadband amplifier achieves low noise figure and high gain from 60 to 80 GHz for use in millimeter-wave radios.</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/active-components/60-80-ghz-lna-boosts-e-band-radios" target="_blank">read more</a></p> http://mwrf.com/active-components/60-80-ghz-lna-boosts-e-band-radios#comments Active components Commercial Defense Industrial Mon, 31 Aug 2015 16:25:00 +0000 36501 at http://mwrf.com Compact Bandpass Filter Serves Dual-Band Needs http://mwrf.com/commercial/compact-bandpass-filter-serves-dual-band-needs <div class="field-byline"> Lin Peng, Ji-Yang Xie, Si-Min Li, and Xing Jiang </div> <div class="field-deck"> A novel circuit configuration yields a miniaturized bandpass filter with dual passbands that helps save space in GSM/DCS wireless-communications systems. </div> <div class="node-body article-body">A novel compact dual-band BPF based on an Archimedes spiral capacitor and short-loaded stubs was designed and fabricated for wireless communications applications.</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/commercial/compact-bandpass-filter-serves-dual-band-needs" target="_blank">read more</a></p> http://mwrf.com/commercial/compact-bandpass-filter-serves-dual-band-needs#comments Commercial Defense Industrial Passive components Mon, 31 Aug 2015 15:31:00 +0000 36481 at http://mwrf.com