Microwaves & RF http://mwrf.com/rss.xml en Portable PIM Analyzers Run Swept-Frequency Tests http://mwrf.com/test-measurement-analyzers/portable-pim-analyzers-run-swept-frequency-tests <div class="field-deck"> This line of battery-powered portable testers performs cable and antenna performance certification for popular wireless bands from 700 through 2600 MHz. </div> <div class="node-body article-body">Passive-intermodulation (PIM) performance is essential to the successful operation of many wireless communications systems, although it typically must be tested with a number of fairly high-level test tones.</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/test-measurement-analyzers/portable-pim-analyzers-run-swept-frequency-tests" target="_blank">read more</a></p> http://mwrf.com/test-measurement-analyzers/portable-pim-analyzers-run-swept-frequency-tests#comments Anritsu Test & Measurement - analyzers Wed, 29 Oct 2014 16:37:00 +0000 29411 at http://mwrf.com Selecting PCB Materials for RF/MW http://mwrf.com/materials/selecting-pcb-materials-rfmw <div class="field-deck"> Sponsored by: isola </div> <div class="node-body article-body">How do you know what type of copper you should specify on a laminate? There are two major mechanisms that contribute to signal loss in the PCB.</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/materials/selecting-pcb-materials-rfmw" target="_blank">read more</a></p> http://mwrf.com/materials/selecting-pcb-materials-rfmw#comments Materials White Paper Tue, 28 Oct 2014 13:30:00 +0000 29391 at http://mwrf.com Drug Delivery Reaches Sci-Fi Highs http://mwrf.com/services/drug-delivery-reaches-sci-fi-highs <div class="node-body article-body">Drug delivery methods have achieved science fiction status following news of two breakthroughs.</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/services/drug-delivery-reaches-sci-fi-highs" target="_blank">read more</a></p> http://mwrf.com/services/drug-delivery-reaches-sci-fi-highs#comments Editor Columns Medical Services Thu, 23 Oct 2014 14:31:00 +0000 29371 at http://mwrf.com Drug Delivery Reaches Sci-Fi Highs (.PDF Download) http://mwrf.com/datasheet/drug-delivery-reaches-sci-fi-highs-pdf-download <div class="node-body datasheet-body"><p>Drug-delivery methods have achieved science fiction status following news of two breakthroughs: A wirelessly controlled contraceptive chip that can be implanted in women, and pills that are able to text medical professionals and caregivers that patients have taken their medicine. Whereas this may sound like a storyline from an episode of &ldquo;Star Trek,&rdquo; what we are...</p> <p><strong>Register or sign in below to download the full article in .PDF format, including high resolution graphics and schematics when applicable.</strong></p> </div> <div class="og_rss_groups"></div> Gold Thu, 23 Oct 2014 14:25:00 +0000 29381 at http://mwrf.com Modern VNA Test Solutions Improve On-Wafer Measurement Efficiency http://mwrf.com/test-measurement-analyzers/modern-vna-test-solutions-improve-wafer-measurement-efficiency <div class="field-deck"> Sponsored by: Anritsu </div> <div class="node-body article-body">Semiconductor manufacturing test engineers face challenges related to broadband millimeter wave (MMW) on-wafer testing. Achieving accurate, stable measurements, typically performed using vector network analyzers, over extended time periods is a challenge for foundries and fab-less semiconductor companies that require extensive on-wafer devices testing.</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/test-measurement-analyzers/modern-vna-test-solutions-improve-wafer-measurement-efficiency" target="_blank">read more</a></p> http://mwrf.com/test-measurement-analyzers/modern-vna-test-solutions-improve-wafer-measurement-efficiency#comments Test & Measurement - analyzers White Paper Tue, 21 Oct 2014 14:12:00 +0000 29361 at http://mwrf.com 2014 Engineering Salary Survey http://mwrf.com/microwaves-and-rf/2014-10-21 <div class="node-body magazine_issue-body"></div> <fieldset class="fieldgroup group-mag-teasers"> </fieldset> <fieldset class="fieldgroup group-publication-info"><legend>Publication Info</legend> </fieldset> <div class="og_rss_groups"></div> Tue, 21 Oct 2014 04:00:00 +0000 29331 at http://mwrf.com RF Development Platform Supports Metering Applications http://mwrf.com/systems/rf-development-platform-supports-metering-applications <div class="node-body article-body">Semtech and other members of the Wi-SUN Alliance jointly created an RF development platform, replete with an RF transceiver and MCU, for metering applications.</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/systems/rf-development-platform-supports-metering-applications" target="_blank">read more</a></p> http://mwrf.com/systems/rf-development-platform-supports-metering-applications#comments News Commercial Systems Fri, 17 Oct 2014 19:42:00 +0000 29321 at http://mwrf.com Amp Achieves Flat Gain to 12 GHz http://mwrf.com/active-components/amp-achieves-flat-gain-12-ghz <div class="node-body article-body">This surface-mount amplifier provides flat gain from 10 MHz to 12 GHz.</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/active-components/amp-achieves-flat-gain-12-ghz" target="_blank">read more</a></p> http://mwrf.com/active-components/amp-achieves-flat-gain-12-ghz#comments Mini-Circuits Active components Commercial Industrial Fri, 17 Oct 2014 18:34:00 +0000 29311 at http://mwrf.com <p>Monolithic GaAs amplifier model GVA-123+ covers 10 MHz to 12 GHz with 16.9 dB gain at 2 GHz and flat gain across the frequency range.</p> What Techniques Boost PA Efficiency? http://mwrf.com/active-components/what-techniques-boost-pa-efficiency <div class="field-deck"> To get the greatest efficiency out of high-powered broadband power amplifiers, detailed knowledge of the amplifier behavior over frequency and modulation is required before an optimal design can be chosen. </div> <div class="node-body article-body">The latest and future GaN amplifiers are capable of handling extreme amounts of power over very broad frequencies. This scenario brings up the fascinating design challenge of optimizing output parameters for greater efficiency in such a versatile device. </div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/active-components/what-techniques-boost-pa-efficiency" target="_blank">read more</a></p> http://mwrf.com/active-components/what-techniques-boost-pa-efficiency#comments Active components Commercial Defense Fri, 17 Oct 2014 16:39:00 +0000 29291 at http://mwrf.com What Techniques Boost PA Efficiency? (.PDF Download) http://mwrf.com/datasheet/what-techniques-boost-pa-efficiency-pdf-download <div class="node-body datasheet-body"><p>As more companies and industries embrace gallium-nitride (GaN) technology for use in wide-bandwidth and high-power applications, the need for power-efficient and compact typologies is increasing. Booming areas for RF/microwave applications include portable electronics...</p> <p><strong>Register or sign in below to download the full article in .PDF format, including high resolution graphics and schematics when applicable.</strong></p> </div> <div class="og_rss_groups"></div> Gold Fri, 17 Oct 2014 16:36:00 +0000 29301 at http://mwrf.com CMOS LNA Aids UWB Receivers http://mwrf.com/active-components/cmos-lna-aids-uwb-receivers <div class="field-byline"> Xu Xia and Fengying Han </div> <div class="field-deck"> This broadband low-noise amplifier design provides more than 16-dB small-signal gain from 3 to 11 GHz based on a standard silicon CMOS semiconductor process. </div> <div class="node-body article-body">This broadband low-noise amplifier design provides more than 16-dB small-signal gain from 3 to 11 GHz based on a standard silicon CMOS semiconductor process. </div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/active-components/cmos-lna-aids-uwb-receivers" target="_blank">read more</a></p> http://mwrf.com/active-components/cmos-lna-aids-uwb-receivers#comments Active components Commercial Industrial Fri, 17 Oct 2014 15:22:00 +0000 29211 at http://mwrf.com CMOS LNA Aids UWB Receivers (.PDF Download) http://mwrf.com/datasheet/cmos-lna-aids-uwb-receivers-pdf-download <div class="node-body datasheet-body"><p>The broad swath of spectrum (7500 MHz) allocated by the United States Federal Communications Commission (FCC) in 2002 in the 3.1 to 10.6 GHz range creates many opportunities for new communications systems and their components. The benefits of such ultrawideband (UWB) radios include low-power operation...</p> <p><strong>Register or sign in below to download the full article in .PDF format, including high resolution graphics and schematics when applicable.</strong></p> </div> <div class="og_rss_groups"></div> Gold Fri, 17 Oct 2014 15:15:00 +0000 29281 at http://mwrf.com Network-Edge Battery Technology Uses Existing Copper Cables http://mwrf.com/systems/network-edge-battery-technology-uses-existing-copper-cables <div class="node-body article-body">The LPS04 dc-dc converter and Aggregator allow carriers to use their embedded copper cables to power remote devices from central-office power plants.</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/systems/network-edge-battery-technology-uses-existing-copper-cables" target="_blank">read more</a></p> http://mwrf.com/systems/network-edge-battery-technology-uses-existing-copper-cables#comments News Systems Thu, 16 Oct 2014 16:01:00 +0000 29271 at http://mwrf.com <p>With the LPS04 and Aggregator, carriers can use their embedded copper cables to power remote devices from central-office power plants. (Image courtesy of Thinkstock)</p> Advanced Routers to Strengthen Patriot Missile Prowess http://mwrf.com/systems/advanced-routers-strengthen-patriot-missile-prowess <div class="node-body article-body">Engineers from Raytheon and TELDAT will work together to develop and produce advanced militarized routers with expanded controls for the Patriot Air and Missile Defense (AMD) system.</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/systems/advanced-routers-strengthen-patriot-missile-prowess" target="_blank">read more</a></p> http://mwrf.com/systems/advanced-routers-strengthen-patriot-missile-prowess#comments News Defense Systems Thu, 16 Oct 2014 15:39:00 +0000 29261 at http://mwrf.com <p>With more than 200 fire units fielded worldwide, Patriot is the system of choice for 12 nations around the globe. (Image courtesy of Raytheon)</p> Twisted Radio Beams Transmit Data at 32 Gbits/s http://mwrf.com/systems/twisted-radio-beams-transmit-data-32-gbitss <div class="node-body article-body">Similar to twisting light waves for high-speed data transfer, researchers twisted radio beams to achieve 32-Gbit/s data-transmission rates.</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/systems/twisted-radio-beams-transmit-data-32-gbitss" target="_blank">read more</a></p> http://mwrf.com/systems/twisted-radio-beams-transmit-data-32-gbitss#comments News Systems Thu, 16 Oct 2014 15:23:00 +0000 29251 at http://mwrf.com Inertial Navigation System Provides Positioning to GPS-Deprived Areas http://mwrf.com/systems/inertial-navigation-system-provides-positioning-gps-deprived-areas <div class="node-body article-body">Ring laser gyroscopes and quartz accelerometers incorporated into Honeywell’s Tactical Advanced Land Inertial Navigator (TALIN) help expand GPS coverage. </div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/systems/inertial-navigation-system-provides-positioning-gps-deprived-areas" target="_blank">read more</a></p> http://mwrf.com/systems/inertial-navigation-system-provides-positioning-gps-deprived-areas#comments News Active components Passive components Systems Thu, 16 Oct 2014 15:02:00 +0000 29241 at http://mwrf.com <p>Initial efforts will focus on the TALIN 2000, with manufacturing/production of the system components expected by 2016. (Image courtesy of Honeywell)</p> QMA Connectors Feature Snap Lock Alternative http://mwrf.com/passive-components/qma-connectors-feature-snap-lock-alternative <div class="node-body article-body">The RQA-5478 QMA connectors from RF Industries feature a snap lock connection, an alternative to typical SMA connectors with threaded connections</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/passive-components/qma-connectors-feature-snap-lock-alternative" target="_blank">read more</a></p> http://mwrf.com/passive-components/qma-connectors-feature-snap-lock-alternative#comments News Components Passive components Wed, 15 Oct 2014 20:47:00 +0000 29231 at http://mwrf.com Does Your Design Match Your Test? http://mwrf.com/white-paper/does-your-design-match-your-test <div class="field-deck"> Sponsored by: Rohde & Schwarz </div> <div class="node-body article-body">Characterizing passive and active RF components, while matching the test results to the design simulations, is a challenge throughout the industry. Matching test results to design values requires a very high degree of accuracy, repeatability, and usability all leading to absolute confidence in the performed measurements and their results. </div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/white-paper/does-your-design-match-your-test" target="_blank">read more</a></p> http://mwrf.com/white-paper/does-your-design-match-your-test#comments White Paper Wed, 15 Oct 2014 14:25:00 +0000 29221 at http://mwrf.com A Top Down Methodology for Silicon-Platform Optimization http://mwrf.com/software/top-down-methodology-silicon-platform-optimization <div class="field-byline"> Rohit Mittal and Anand Konanur </div> <div class="field-deck"> With regard to short-range wireless applications, this dual-tool approach may be the best bet for ensuring rapid silicon applications and system specifications. </div> <div class="node-body article-body">With regard to short-range wireless applications, this dual-tool approach may be the best bet for ensuring rapid silicon applications and system specifications.</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/software/top-down-methodology-silicon-platform-optimization" target="_blank">read more</a></p> http://mwrf.com/software/top-down-methodology-silicon-platform-optimization#comments Software Tue, 14 Oct 2014 14:41:00 +0000 29191 at http://mwrf.com A Top Down Methodology for Silicon-Platform Optimization (.PDF Download) http://mwrf.com/datasheet/top-down-methodology-silicon-platform-optimization-pdf-download <div class="node-body datasheet-body"><p>Recently there has been an explosion of short range wireless applications. Some well-known examples include NFC payment systems, wireless charging...</p> <p><strong>Register or sign in below to download the full article in .PDF format, including high resolution graphics and schematics when applicable.</strong><br /> &nbsp;</p> </div> <div class="og_rss_groups"></div> Gold Tue, 14 Oct 2014 14:37:00 +0000 29201 at http://mwrf.com PXI/PXIe VNAs Reach 26.5 GHz (.PDF Download) http://mwrf.com/datasheet/pxipxie-vnas-reach-265-ghz-pdf-download <div class="node-body datasheet-body"><p>Vector network analyzers (VNAs) are workhorse measurement instruments for engineers involved in RF/microwave electronics and precise characterization of amplitude and phase, and they have gone through many developments and enhancements over the past few decades. The latest development is a line of VNAs...</p> <p><strong>Register or sign in below to download the full article in .PDF format, including high resolution graphics and schematics when applicable.</strong></p> </div> <div class="og_rss_groups"></div> Gold Mon, 13 Oct 2014 19:58:00 +0000 29181 at http://mwrf.com PXI/PXIe VNAs Reach 26.5 GHz http://mwrf.com/test-measurement-analyzers/pxipxie-vnas-reach-265-ghz <div class="field-deck"> Built into compact modules, these VNAs make it possible to add two ports of amplitude/phase measurement capabilities at a time, spanning a total measurement range of 300 kHz to 26.5 GHz. </div> <div class="node-body article-body">This new line of PXI/PXIe RF/microwave vector network analyzers packs two ports of measurement power into each module, with available test frequencies to 26.5 GHz</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/test-measurement-analyzers/pxipxie-vnas-reach-265-ghz" target="_blank">read more</a></p> http://mwrf.com/test-measurement-analyzers/pxipxie-vnas-reach-265-ghz#comments Commercial Defense Industrial Test & Measurement - analyzers Mon, 13 Oct 2014 18:57:00 +0000 29171 at http://mwrf.com Slot Antenna Tames Three Wireless Bands http://mwrf.com/passive-components/slot-antenna-tames-three-wireless-bands <div class="field-byline"> Wang Maowen, Cao Jianzhong, and Peng Wenjuan </div> <div class="field-deck"> This novel antenna design incorporates a pair of U-shaped slots to handle three frequency bands at 2.45, 2.64, and 3.44 GHz for different wireless applications. </div> <div class="node-body article-body">A compact antenna design achieves coverage of three separate frequency bands for cost-effective wireless communications. </div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/passive-components/slot-antenna-tames-three-wireless-bands" target="_blank">read more</a></p> http://mwrf.com/passive-components/slot-antenna-tames-three-wireless-bands#comments Passive components Mon, 13 Oct 2014 18:43:00 +0000 29121 at http://mwrf.com Slot Antenna Tames Three Wireless Bands (.PDF Download) http://mwrf.com/datasheet/slot-antenna-tames-three-wireless-bands-pdf-download <div class="node-body datasheet-body"><p>Expanding wireless applications are creating unprecedented needs for equipment (such as antennas) at different frequency bands, as well as for different applications. Fortunately, a novel antenna was developed...</p> <p><strong>Register or sign in below to download the full article in .PDF format, including high resolution graphics and schematics when applicable.</strong></p> </div> <div class="og_rss_groups"></div> Gold Mon, 13 Oct 2014 18:17:00 +0000 29161 at http://mwrf.com Interview: Art Aguayo, Sr. Business Development Manager for Rogers Corp. http://mwrf.com/interviews/interview-art-aguayo-sr-business-development-manager-rogers-corp <div class="node-body article-body">Rogers Corp.'s Art Aguayo talks circuit material market trends with Microwaves & RF.</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/interviews/interview-art-aguayo-sr-business-development-manager-rogers-corp" target="_blank">read more</a></p> http://mwrf.com/interviews/interview-art-aguayo-sr-business-development-manager-rogers-corp#comments Automotive Interviews Mon, 13 Oct 2014 15:45:00 +0000 29111 at http://mwrf.com Interview: Art Aguayo, Sr. Business Development Manager for Rogers Corp. (.PDF Download) http://mwrf.com/datasheet/interview-art-aguayo-sr-business-development-manager-rogers-corp-pdf-download <div class="node-body datasheet-body"><p>JJD: What is driving the growth in sales of RF/microwave circuit materials? AA: Three segments have been driving RF and microwave market growth in 2014: wireless infrastructure, automotive, and defense. The deployment of wireless infrastructure...</p> <p><strong>Register or sign in below to download the full article in .PDF format, including high resolution graphics and schematics when applicable.</strong></p> </div> <div class="og_rss_groups"></div> Gold Mon, 13 Oct 2014 15:41:00 +0000 29151 at http://mwrf.com Microstrip LPF Boasts Ultrawide Stopband http://mwrf.com/passive-components/microstrip-lpf-boasts-ultrawide-stopband <div class="field-byline"> Dong Liang, Wenqian Xue, and Zhiyuan Xu </div> <div class="field-deck"> A compact lowpass filter with 3-dB cutoff at 1.78 GHz was designed and fabricated by pairing two different resonator types to achieve wide stopband in a small size. </div> <div class="node-body article-body">A compact lowpass filter was designed and fabricated by pairing two different resonator types to achieve wide stopband in a small size. </div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/passive-components/microstrip-lpf-boasts-ultrawide-stopband" target="_blank">read more</a></p> http://mwrf.com/passive-components/microstrip-lpf-boasts-ultrawide-stopband#comments Commercial Industrial Passive components Sun, 12 Oct 2014 20:25:00 +0000 29131 at http://mwrf.com Microstrip LPF Boasts Ultrawide Stopband (.PDF Download) http://mwrf.com/datasheet/microstrip-lpf-boasts-ultrawide-stopband-pdf-download <div class="node-body datasheet-body"><p>Lowpass filters (LPFs) with wide stopbands are often required in high-frequency communications systems to suppress unwanted harmonic and spurious signals. To meet some of these requirements...</p> <p><strong>Register or sign in below to download the full article in .PDF format, including high resolution graphics and schematics when applicable.</strong></p> </div> <div class="og_rss_groups"></div> Gold Sun, 12 Oct 2014 20:14:00 +0000 29141 at http://mwrf.com UWB Power Divider Has Stopband Filtering (.PDF Download) http://mwrf.com/datasheet/uwb-power-divider-has-stopband-filtering-pdf-download <div class="node-body datasheet-body"><p>A power divider with bandpass response and high isolation between ports was developed for use in ultrawideband (UWB) communications systems. The design, which incorporates two slotline resonators...</p> <p><strong>Register or sign in below to download the full article in .PDF format, including high resolution graphics and schematics when applicable.</strong></p> </div> <div class="og_rss_groups"></div> Gold Fri, 10 Oct 2014 20:32:00 +0000 29101 at http://mwrf.com UWB Power Divider Has Stopband Filtering http://mwrf.com/passive-components/uwb-power-divider-has-stopband-filtering <div class="field-byline"> Long Xiao, Hao Peng, and Tao Yang </div> <div class="field-deck"> This multilayer power divider features good impedance matching at all ports with high isolation and excellent amplitude and phase balance across a wide bandwidth. </div> <div class="node-body article-body">This compact power divider supports use at UWB frequencies from 3.8 to 10.0 GHz.</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/passive-components/uwb-power-divider-has-stopband-filtering" target="_blank">read more</a></p> http://mwrf.com/passive-components/uwb-power-divider-has-stopband-filtering#comments Commercial Defense Industrial Passive components Fri, 10 Oct 2014 20:18:00 +0000 28681 at http://mwrf.com