Mixed-signal semiconductors http://mwrf.com/taxonomy/term/6881/more en GaN Technology Triples Power Density http://mwrf.com/mixed-signal-semiconductors/gan-technology-triples-power-density <div class="node-body article-body">Raytheon’s GaN technology recently showed that it can provide as much as five times the thermal conductivity of previous SiC-on-diamond transistors.</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/mixed-signal-semiconductors/gan-technology-triples-power-density" target="_blank">read more</a></p> http://mwrf.com/mixed-signal-semiconductors/gan-technology-triples-power-density#comments News Materials Analog semiconductors Mixed-signal semiconductors Fri, 18 Apr 2014 19:09:00 +0000 24431 at http://mwrf.com <p>Raytheon makes diamond plates in an array of sizes. Lasers are used to cut desired shapes. (Photo courtesy of Raytheon)</p> Differential Drive Optimizes Active Mixers http://mwrf.com/mixed-signal-semiconductors/differential-drive-optimizes-active-mixers <div class="field-byline"> Qui Luu and Benjamin Sam </div> <div class="field-deck"> Differential drive can be used to optimize the performance of active mixers and in-phase/quadrature (I/Q) demodulators for broadband and reconfigurable radio receivers. </div> <div class="node-body article-body">A broadband balun is a useful component for creating a signal path for an active RF/microwave mixer.</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/mixed-signal-semiconductors/differential-drive-optimizes-active-mixers" target="_blank">read more</a></p> http://mwrf.com/mixed-signal-semiconductors/differential-drive-optimizes-active-mixers#comments Analog Devices Commercial Industrial Mixed-signal semiconductors Fri, 11 Apr 2014 20:23:00 +0000 24311 at http://mwrf.com Low-Cost Front End Receives 9 GHz http://mwrf.com/mixed-signal-semiconductors/low-cost-front-end-receives-9-ghz <div class="field-byline"> Lina Cao, Jianyi Zhou, Dahai Ni, and Shun Zhao </div> <div class="field-deck"> This wideband, low-cost superheterodyne receiver front end employs GaAs HEMTs with a commercial mixer, achieving outstanding performance within a 200-MHz bandwidth centered at X-band. </div> <div class="node-body article-body">A low-cost front-end receiver design provides a 200-MHz bandwidth at 9 GHz. </div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/mixed-signal-semiconductors/low-cost-front-end-receives-9-ghz" target="_blank">read more</a></p> http://mwrf.com/mixed-signal-semiconductors/low-cost-front-end-receives-9-ghz#comments Commercial Mixed-signal semiconductors Thu, 13 Mar 2014 15:24:00 +0000 23591 at http://mwrf.com RFFE Reaches For Global Coverage http://mwrf.com/mixed-signal-semiconductors/rffe-reaches-global-coverage <div class="node-body article-body">RFMD has debuted an RFFE solution in support of numerous cellular communications networks. </div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/mixed-signal-semiconductors/rffe-reaches-global-coverage" target="_blank">read more</a></p> http://mwrf.com/mixed-signal-semiconductors/rffe-reaches-global-coverage#comments RFMD Commercial Mixed-signal semiconductors Tue, 11 Mar 2014 20:35:00 +0000 23531 at http://mwrf.com RF Front End Is Reconfigurable http://mwrf.com/mixed-signal-semiconductors/rf-front-end-reconfigurable <div class="field-deck"> The high integration, performance, and flexibility of this silicon CMOS process enable the design and production of an RF front end that can meet a wide range of standards. </div> <div class="node-body article-body">An advanced silicon CMOS process enables a front-end radio design that can be quickly adapted to different frequency ranges and communications technologies. </div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/mixed-signal-semiconductors/rf-front-end-reconfigurable" target="_blank">read more</a></p> http://mwrf.com/mixed-signal-semiconductors/rf-front-end-reconfigurable#comments Commercial Defense Industrial Mixed-signal semiconductors Fri, 07 Mar 2014 14:53:00 +0000 23251 at http://mwrf.com Quad DAC Races To 2.5 GSamples/s http://mwrf.com/mixed-signal-semiconductors/quad-dac-races-25-gsampless <div class="node-body article-body">A four-channel DAC operates at sampling rates to 2.5 GSamples/s. </div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/mixed-signal-semiconductors/quad-dac-races-25-gsampless" target="_blank">read more</a></p> http://mwrf.com/mixed-signal-semiconductors/quad-dac-races-25-gsampless#comments Commercial Defense Industrial Mixed-signal semiconductors Wed, 19 Feb 2014 17:37:00 +0000 22811 at http://mwrf.com GaN Enables RF Where LDMOS And GaAs Can't http://mwrf.com/active-components/gan-enables-rf-where-ldmos-and-gaas-cant <div class="field-deck"> As RF applications and markets continue to grow in size and diversity, the emphasis is on picking the right RF semiconductor substrate. Yet it also is helpful to know the performance and proper scope of the RF semiconductors. </div> <div class="node-body article-body">There is excitement for GaN as a disruptive technology for GaAs/LDMOS and enabling technology for high-power and high-frequency RF applications. But complex engineering solutions decisions with device technology are based on more than just raw performance. </div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/active-components/gan-enables-rf-where-ldmos-and-gaas-cant" target="_blank">read more</a></p> http://mwrf.com/active-components/gan-enables-rf-where-ldmos-and-gaas-cant#comments Active components Commercial Defense Mixed-signal semiconductors Tue, 11 Feb 2014 21:37:00 +0000 22511 at http://mwrf.com SoCs Bring High-End RF Devices From Lab To Sofa http://mwrf.com/mixed-signal-semiconductors/socs-bring-high-end-rf-devices-lab-sofa <div class="field-deck"> Already the core of modern electronics ranging from TV remotes to high-end smartphones, systems-on-a-chip are dropping prices for RF development to pave the way for new and higher-end RF devices. </div> <div class="node-body article-body">RF integration is reaching an all-time high, as RF components that were previously external to the system processors are finding themselves neighbors with the GPUs and CPUs of modern systems-on-a-chip (SoCs). As these advanced semiconductor devices lead to cost savings, SoCs are finding their way into new markets.</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/mixed-signal-semiconductors/socs-bring-high-end-rf-devices-lab-sofa" target="_blank">read more</a></p> http://mwrf.com/mixed-signal-semiconductors/socs-bring-high-end-rf-devices-lab-sofa#comments Commercial Industrial Mixed-signal semiconductors Mon, 10 Feb 2014 16:39:00 +0000 22181 at http://mwrf.com Module Boosts WLAN Signals http://mwrf.com/mixed-signal-semiconductors/module-boosts-wlan-signals <div class="node-body article-body">A compact module provides amplification and switching for 5-GHz WLAN systems. </div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/mixed-signal-semiconductors/module-boosts-wlan-signals" target="_blank">read more</a></p> http://mwrf.com/mixed-signal-semiconductors/module-boosts-wlan-signals#comments Skyworks Commercial Industrial Mixed-signal semiconductors Fri, 07 Feb 2014 22:06:00 +0000 22251 at http://mwrf.com Transceiver Supports 8 × 8 MIMO Systems http://mwrf.com/mixed-signal-semiconductors/transceiver-supports-8-8-mimo-systems <div class="field-byline"> Weichen Huang, Jianyi Zhou, Zhiqiang Yu, Lina Cao, Liang Ma, and Fei Huang </div> <div class="field-deck"> Suitable for user equipment or in base transceiver stations, this RF transceiver supports wireless communications systems as large as 8 × 8 MIMO configurations. </div> <div class="node-body article-body">This transceiver circuitry supports high data rates in fourth-generation (4G) wireless communications networks. </div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/mixed-signal-semiconductors/transceiver-supports-8-8-mimo-systems" target="_blank">read more</a></p> http://mwrf.com/mixed-signal-semiconductors/transceiver-supports-8-8-mimo-systems#comments Commercial Industrial Mixed-signal semiconductors Thu, 06 Feb 2014 21:05:00 +0000 22191 at http://mwrf.com