Active components http://mwrf.com/taxonomy/term/6841/more en InP Resonant Tunneling Diodes Drop LNA Noise Figure http://mwrf.com/active-components/inp-resonant-tunneling-diodes-drop-lna-noise-figure <div class="node-body article-body">By using resonant tunneling diodes in a negative-differential-conductance-style LNA, researchers from the Korea Advanced Institute of Science and Technology (KAIST) were able to reach a high gain-to-DC power ratio with a very low noise figure.</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/active-components/inp-resonant-tunneling-diodes-drop-lna-noise-figure" target="_blank">read more</a></p> http://mwrf.com/active-components/inp-resonant-tunneling-diodes-drop-lna-noise-figure#comments Active components Automotive Commercial Defense Energy Industrial Medical Mobile Robotics Mon, 15 Dec 2014 19:47:00 +0000 30501 at http://mwrf.com MIMO Radar Could Outperform Phased-Array Radar http://mwrf.com/active-components/mimo-radar-could-outperform-phased-array-radar <div class="node-body article-body">In Sweden, researchers studied the potential benefits of spatially diverse MIMO radar compared to standard phased-array radar.</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/active-components/mimo-radar-could-outperform-phased-array-radar" target="_blank">read more</a></p> http://mwrf.com/active-components/mimo-radar-could-outperform-phased-array-radar#comments Active components Defense Mon, 15 Dec 2014 19:26:00 +0000 30511 at http://mwrf.com Tips for Biasing MMIC Amplifiers http://mwrf.com/active-components/tips-biasing-mmic-amplifiers <div class="node-body article-body">Not all applications can be served by pre-biased MMIC amplifiers. As a result, knowing the proper techniques to bias a variety of amplifier types could ease the transition to using MMIC components.</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/active-components/tips-biasing-mmic-amplifiers" target="_blank">read more</a></p> http://mwrf.com/active-components/tips-biasing-mmic-amplifiers#comments Active components Automotive Commercial Defense Energy Industrial Medical Mobile Robotics Mon, 15 Dec 2014 15:29:00 +0000 30471 at http://mwrf.com <p>The significant benefit of a cascade-distributed amplifier is the increased operational bandwidth derived from the duplicated cell of two FETs connected source to drain.</p> Amplifiers Curb Noise of Millimeter Waves http://mwrf.com/active-components/amplifiers-curb-noise-millimeter-waves <div class="field-deck"> This pair of LNAs supports a number of communications and radar applications from 60 to 90 GHz and 75 to 110 GHz. </div> <div class="node-body article-body">These millimeter-wave amplifiers cover full communications bands with low noise figures and flat gain responses.</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/active-components/amplifiers-curb-noise-millimeter-waves" target="_blank">read more</a></p> http://mwrf.com/active-components/amplifiers-curb-noise-millimeter-waves#comments Active components Commercial Defense Industrial Fri, 12 Dec 2014 17:49:00 +0000 30431 at http://mwrf.com LNA Integrates Fast Shutdown Function http://mwrf.com/active-components/lna-integrates-fast-shutdown-function <div class="field-byline"> Chin Leong Lim </div> <div class="field-deck"> This low-noise amplifier includes an on-board switching function with industry-leading switching speed, thus reducing dead time when a transceiver shifts between transmit and receive modes. </div> <div class="node-body article-body">An LNA design employs an on-board switching function to speed transitions between transmission and reception. </div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/active-components/lna-integrates-fast-shutdown-function" target="_blank">read more</a></p> http://mwrf.com/active-components/lna-integrates-fast-shutdown-function#comments Avago Technologies Active components Commercial Defense Industrial Wed, 10 Dec 2014 19:50:00 +0000 30311 at http://mwrf.com How Do You Pick The Right LNA? http://mwrf.com/active-components/how-do-you-pick-right-lna <div class="field-deck"> Sponsored by: Richardson RFPD </div> <div class="node-body article-body">What are the critical parameters to consider when evaluating LNA devices? How can I confirm that the data sheet represents the device accurately, and the parts I am getting behave properly?</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/active-components/how-do-you-pick-right-lna" target="_blank">read more</a></p> http://mwrf.com/active-components/how-do-you-pick-right-lna#comments Active components White Paper Tue, 09 Dec 2014 20:25:00 +0000 30281 at http://mwrf.com Power Amplifiers Boost 0.8 to 9.5 GHz http://mwrf.com/active-components/power-amplifiers-boost-08-95-ghz <div class="node-body article-body">A line of GaAs PHEMT power amplifiers provide as much as 30 dB gain from 0.8 to 9.5 GHz. </div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/active-components/power-amplifiers-boost-08-95-ghz" target="_blank">read more</a></p> http://mwrf.com/active-components/power-amplifiers-boost-08-95-ghz#comments Active components Commercial Defense Industrial Tue, 25 Nov 2014 15:56:00 +0000 29961 at http://mwrf.com Low-Noise VCO Runs on Low Voltage http://mwrf.com/active-components/low-noise-vco-runs-low-voltage <div class="field-byline"> Chunhua Wang and Jianqun Ding </div> <div class="field-deck"> This quadrature PMOS Colpitts VCO requires very little power for stable, low-phase-noise operation at 2.4 GHz. </div> <div class="node-body article-body">A novel PMOS Colpitts quadrature voltage-controlled oscillator offers low phase noise for extremely low power consumption. </div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/active-components/low-noise-vco-runs-low-voltage" target="_blank">read more</a></p> http://mwrf.com/active-components/low-noise-vco-runs-low-voltage#comments Active components Commercial Industrial Mon, 24 Nov 2014 17:46:00 +0000 29901 at http://mwrf.com For Long-Range Communications, Is Narrowband “It”? http://mwrf.com/active-components/long-range-communications-narrowband-it <div class="node-body article-body">For reliable and efficient long-range RF communications, narrowband systems may be a prime choice. A comparison of spectral efficiency, coexistence, and battery lifetime between narrowband communications and coding-gain techniques could demonstrate narrowband technique’s superiority for certain applications.</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/active-components/long-range-communications-narrowband-it" target="_blank">read more</a></p> http://mwrf.com/active-components/long-range-communications-narrowband-it#comments Active components Commercial Defense Systems Fri, 21 Nov 2014 20:34:00 +0000 29881 at http://mwrf.com GaN Powers Amp Modules http://mwrf.com/active-components/gan-powers-amp-modules <div class="node-body article-body">A pair of power amplifier modules based on GaN technology provide a choice of 20 or 50 W output power from 6 to 18 GHz. </div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/active-components/gan-powers-amp-modules" target="_blank">read more</a></p> http://mwrf.com/active-components/gan-powers-amp-modules#comments Active components Commercial Defense Industrial Tue, 18 Nov 2014 22:01:00 +0000 29811 at http://mwrf.com