Class-D power stage improves audio performance in HDTVs Product News 4/9/2008 Post a comment Texas Instruments has introduced a PWM-input 20-watt stereo Class-D power stage with closed-loop feedback, aimed at HDTVs and media docking stations. Touted as the industry's first, the highly efficient power stage is said to produce a more accurate sound and improve EMC performance.
A Power Integrity Wall follows the Power Wall Design How-To 4/8/2008 Post a comment Today, power consumption is the single dominant design constraint for integrated circuits, but less noticed, and even less respected is power integrity despite its undeniable role in determining power and energy consumption.
Audi ponders the all-electric car News & Analysis 4/8/2008 1 comment Willibert Schleuter, head of electronics development for automotive manufacturer Audi AG (Ingolstadt, Germany), has seen the complexity of in-vehicle electronics explode over the past decade. Keeping complexity-induced errors at bay is what he acquired a reputation for in the European automotive industry. Schleuter discusses automotive electronics against the background of tighter regulations on CO2 emissions and the search for alternatives to prevalent drive concepts.
Power management in mobile devices--A view of energy Conservation Design How-To 4/7/2008 Post a comment The gaps grow larger between what mobile devices can do and the amount of energy engineers can deliver. Chapter 2 from Power Management in Mobile Devices: Hierarchical View of Energy Conservation is an in-depth look at the power consumption, energy types, process and transistor technology, and packaging issues inherent in mobile device design.
Administration softens position on patent reform News & Analysis 4/4/2008 Post a comment How the proposed Patent Reform Act handles an attempt to set limits on damages in patent infringement may determine whether it gets support from the Bush administration, an official said Friday in a sign the White House has softened its tone on the bill expected to be debated in Congress soon.
Tessera buys IP cooling technology News & Analysis 4/4/2008 Post a comment Tessera Technologies Inc. and Kronos Advanced Technologies Inc. have announced the sale and licensing of certain intellectual property (IP) rights related to Kronos proprietary technologies.
Senate prepares to debate patent reform bill News & Analysis 4/3/2008 Post a comment The U.S. Senate will debate the controversial Patent Reform Act as early as next week on the heels of a court decision that struck down new rules the US Patent and Trademark Office proposed to cope with a historic flood of patent applications.
LDOs an attractive compromise Design How-To 4/1/2008 Post a comment Today's multivoltage portable system designs demand a variety of devices for managing power conversion from switched-capacitor charge pumps to inductive dc/dc converters.
Four-way power divider spans 18 to 40 GHz Product News 4/1/2008 Post a comment Optimized for low insertion loss, high isolation, and amplitude and phase stability, this new power divider is well suited for electronic warfare, radar, communications systems, and test equipment
Blog Doing Math in FPGAs Tom Burke 4 comments For a recent project, I explored doing "real" (that is, non-integer) math on a Spartan 3 FPGA. FPGAs, by their nature, do integer math. That is, there's no floating-point ...