Community Home http://electronicdesign.com/taxonomy/term/47901/more en A New Modulation Method. Really? http://electronicdesign.com/blog/new-modulation-method-really <div class="node-body blog-body"><p>New modulation schemes don&rsquo;t come along very often.&nbsp; In fact, it has been years&hellip;decades really&hellip;. since any new modulation method has been invented.&nbsp; Remember there are only three basic ways a carrier can be modulated:&nbsp; by varying the amplitude, frequency or phase.&nbsp; Or some combination of those.&nbsp; Most of the useful combinations have already been discovered and either ignored or adopted.</p></div> <p><a href="http://electronicdesign.com/blog/new-modulation-method-really" target="_blank">read more</a></p> http://electronicdesign.com/blog/new-modulation-method-really#comments Community Home Wireless MagnaCom modulation QAM WAM Communiqué Mon, 03 Feb 2014 21:00:00 +0000 102011 at http://electronicdesign.com Prototyping With Java On Cortex-M3/M4 http://electronicdesign.com/blog/prototyping-java-cortex-m3m4 <div class="node-body blog-body">Running Java on a PC or any hefty processor is easy. Running Java on a more compact platform like Arm's Cortex-M3 can be more of a challenge. IS2T does it for the STMicroelectronics STM32 series.</div> <p><a href="http://electronicdesign.com/blog/prototyping-java-cortex-m3m4" target="_blank">read more</a></p> http://electronicdesign.com/blog/prototyping-java-cortex-m3m4#comments Medical Mobile Robotics Community Home Dev Tools ST Microelectronics alt.embedded Wed, 29 Jan 2014 16:51:00 +0000 101651 at http://electronicdesign.com Troubleshoot A Flyback Supply That Generates Audible Noise http://electronicdesign.com/power/troubleshoot-flyback-supply-generates-audible-noise <div class="field-byline"> Peter Vaughan, Power Integrations </div> <div class="node-body article-body">Designers can zero in on specific components that are more likely to generate noise and choose the best strategy that resolves the specific problem.</div> <p><a href="http://electronicdesign.com/power/troubleshoot-flyback-supply-generates-audible-noise" target="_blank">read more</a></p> http://electronicdesign.com/power/troubleshoot-flyback-supply-generates-audible-noise#comments Design Solutions Community Home Power Wed, 29 Jan 2014 15:35:00 +0000 101301 at http://electronicdesign.com Understanding Audio Video Bridging http://electronicdesign.com/communications/understanding-audio-video-bridging <div class="field-byline"> Andrew Lucas, Peter Hedinger, and Henk Muller </div> <div class="node-body article-body">Audio Video Bridging over Ethernet (AVB) is a set of IEEE standards for transporting audio and other real-time content over Ethernet. More than 20 silicon manufacturers, audio and infotainment companies, and networking vendors have adopted these standards.</div> <p><a href="http://electronicdesign.com/communications/understanding-audio-video-bridging" target="_blank">read more</a></p> http://electronicdesign.com/communications/understanding-audio-video-bridging#comments Communications Engineering Essentials Community Home Wed, 29 Jan 2014 14:59:00 +0000 101641 at http://electronicdesign.com Development Tools Move To The Cloud http://electronicdesign.com/dev-tools/development-tools-move-cloud <div class="node-body article-body">You can find just about anything in the cloud these days, including development tools, but not all of their advantages benefit developers. </div> <p><a href="http://electronicdesign.com/dev-tools/development-tools-move-cloud" target="_blank">read more</a></p> http://electronicdesign.com/dev-tools/development-tools-move-cloud#comments Automotive Mobile Community Home Dev Tools Embedded Windows Fri, 24 Jan 2014 17:11:00 +0000 101221 at http://electronicdesign.com Net Neutrality Without Regulation http://electronicdesign.com/blog/net-neutrality-without-regulation <div class="node-body blog-body">FCC loses the net neutrality battle.</div> <p><a href="http://electronicdesign.com/blog/net-neutrality-without-regulation" target="_blank">read more</a></p> http://electronicdesign.com/blog/net-neutrality-without-regulation#comments Community Home FCC freedom net neutrality open Internet Communiqué Tue, 21 Jan 2014 20:06:00 +0000 100911 at http://electronicdesign.com All About Decibels http://electronicdesign.com/analog/all-about-decibels <div class="field-byline"> David Hall, Contributing Technical Expert </div> <div class="node-body article-body">Although some might find the dB (0.1 Bel) to be confusing, it fundamentally is nothing more than a description of a ratio. Moreover, it is a convenient term that allows us to describe extremely large ratios with simple language using a logarithmic scale. </div> <p><a href="http://electronicdesign.com/analog/all-about-decibels" target="_blank">read more</a></p> http://electronicdesign.com/analog/all-about-decibels#comments Analog Community Home Contributing Technical Experts Test & Measurement National Instruments Thu, 16 Jan 2014 20:21:00 +0000 100591 at http://electronicdesign.com The History of Personal Computers, Part 2: The Heathkit Story http://electronicdesign.com/blog/history-personal-computers-part-2-heathkit-story <div class="node-body blog-body">How Heathkit entered the personal computing business.</div> <p><a href="http://electronicdesign.com/blog/history-personal-computers-part-2-heathkit-story" target="_blank">read more</a></p> http://electronicdesign.com/blog/history-personal-computers-part-2-heathkit-story#comments Community Home Blogs Heath Company Heathkit kits Personal computers Communiqué Mon, 30 Dec 2013 15:55:00 +0000 99561 at http://electronicdesign.com The History of Personal Computers – Part 1: The East Coast Version http://electronicdesign.com/blog/history-personal-computers-part-1-east-coast-version <div class="node-body blog-body"><p>Have you ever wondered where PCs and all their derivatives came from?&nbsp; If not, I am going to tell you anyway, at least my version of it.&nbsp; Of course, the source was the development of the microprocessor in the early 1970s.&nbsp;</p></div> <p><a href="http://electronicdesign.com/blog/history-personal-computers-part-1-east-coast-version" target="_blank">read more</a></p> http://electronicdesign.com/blog/history-personal-computers-part-1-east-coast-version#comments Community Home Blogs history origin Personal computers Communiqué Thu, 12 Dec 2013 15:49:00 +0000 98351 at http://electronicdesign.com Informed Analysis Picks Better 555 Timer To Drive Power MOSFET http://electronicdesign.com/power/informed-analysis-picks-better-555-timer-drive-power-mosfet <div class="field-byline"> Michael Covington, Consultant </div> <div class="node-body article-body">The venerable 555-type timer makes an effective driver for power MOSFETs, but you have to understand the drive situation when selecting the correct variation of the basic timer. This idea shows how the wrong choice led to unreliable operation and failure, and the basic analysis that points to the correct choice.</div> <p><a href="http://electronicdesign.com/power/informed-analysis-picks-better-555-timer-drive-power-mosfet" target="_blank">read more</a></p> http://electronicdesign.com/power/informed-analysis-picks-better-555-timer-drive-power-mosfet#comments Ideas for Design Community Home Power Wed, 04 Dec 2013 20:05:00 +0000 97571 at http://electronicdesign.com