TI offers power management controllers Product News 7/31/2012 1 comment Texas Instruments has made available power management controllers with standby power savings that will help smartphone users use less electricity with their 5-watt cube adapters, even when they are left plugged into the wall.
Green power to the people everywhere Design How-To 7/31/2012 2 comments According to Tony Armstrong at Linear Technology Corp, it is not the energy conversion efficiency of the circuits that is important, but more the amount of “average harvested” energy which is available to power it.
Semtech rolls sub-GHz multi-PHY mode transceiver Product News 7/30/2012 1 comment Analog and mixed-signal semiconductor vendor Semtech Corp. said it has introduced the SX1257, a low power digital I/Q RF multi-mode PHY transceiver. Suitable for smart metering applications, the SX1257 supports mandatory and optional 802.15.4g PHY modes, including orthogonal frequency division multiplexing.
Controlling multiple LED strings with C2000 MCUs Design How-To 7/27/2012 2 comments This whitepaper explores the different LED driver topologies and digital control methods available for driving multiple LED strings efficiently to reduce system cost, lower operating expenses, increase color accuracy, and improve overall reliability.
Global CO2 emissions up 3% in 2011 News & Analysis 7/26/2012 21 comments After a 1-percent decline in 2009 and an unprecedented 5-percent surge in 2010, global emissions of carbon dioxide (CO2) increased by 3 percent in 2011, to 34 billion tons, according to the European Commission's Joint Research Center.
Valeo makes your car engine hybrid SmartEnergy Designline Blog 7/25/2012 30 comments Valeo engineers claimed they have developed an electrification solution that enables car manufacturers to turn a traditional engine –diesel or gasoline- into a hybrid engine.
Power Line Communication – Design archive Design How-To 7/24/2012 Post a comment Interested in Power Line Communication, or PLC? Here is a collection of the Design Articles, Case Studies, Product How-To articles that have been published on Smart Energy Designline related to Power Line Communication over the last few years.
Power line communications for smart meter networks Design How-To 7/23/2012 3 comments Power Line Communication has evolved into a critical energy control networking technology for the smart grid and consequently for smart meters. The growth in demand for data that can be analyzed to benefit the utility and the consumer demands a technology that can offer the reliability and performance that can satisfy this demand.
Power semi market worth $20B in 2012, says Yole News & Analysis 7/20/2012 1 comment The market for discrete semiconductors, module and ICs dedicated to the power electronics industry will reach $20 billion in 2012, according to market research firm Yole Developpement (Lyon, France).
Anti-aging elixir for solar cells SmartEnergy Designline Blog 7/20/2012 8 comments Researchers from the Fraunhofer Center for Sustainable Energy Systems and Dow Corning Corporation are working on materials to protect solar cells from environmental influences. Silicone appears as one of the most promising materials.
Something from nothing & your power for free Design How-To 7/17/2012 2 comments In this article, Tony Armstrong at Linear Technology explains that, although power is for free from numerous ambient energy sources, system designers and systems planners must prioritize the specific requirements of their power management systems from the onset in order to ensure efficient designs and successful long term deployments.
IC supplier, customer cooperation methodologies drive up electronics system quality Design How-To 7/13/2012 1 comment Although IC manufacturers have been extremely successful in reducing defects, on the other hand a significant part of the quality drive for printed-circuit-board module makers is stemming from reducing electrical over-stress (EOS), electrostatic discharge (ESD), and cases of no-trouble-found (NTF). Solution of these problems requires the involvement of the PCB module maker and the automotive manufacturer as well.
Comparing uninterruptible power supply topologies Design How-To 7/11/2012 1 comment Here, Uninterruptible PowerSupplies Ltd. demonstrates that for critical applications or those involving sensitive equipment, on line UPS topology is the only real solution, due to its delivery of conditioned power and seamless transfer to battery.
Roll-to-roll manufacturing for small molecule flexible OLED devices Design How-To 7/10/2012 1 comment Recently, several lighting companies in Europe and Asia have started pilot production of OLED devices on glass. The OLED covers a range of applications from less demanding signage and decorative lighting up to large area flexible illumination, automotive applications and general lighting which have higher requirements in terms of efficiency and reliability.
Derecho exposes our fragile networks Blog 7/6/2012 10 comments The derecho storm that rolled across the Midwest last weekend, knocking out power along the East Coast, showed just how vulnerable are our networks. Reliable backup power is the first step toward shoring up critical nets like 911.
Selecting a solar energy conversion method Design How-To 7/3/2012 38 comments This article covers photovoltaic technology from the solar cell or panel being the first element in the power chain to the inverter as the last element driving the AC grid. It explains how the panel’s voltage – current curve is derived from a standard diode characteristic and the need to operate the panel at its maximum power point.
Power management gauge measures multi-cell batteries News & Analysis 7/2/2012 2 comments Today’s multi-cell lithium battery designs in portable industrial and medical equipment need a more accurate way to measure remaining battery capacity. Texas Instruments today introduced the first in a family of multi-chemistry, multi-cell battery management gas gauge circuits using the company’s proprietary impedance track capacity measurement technology.
Drones are, in essence, flying autonomous vehicles. Pros and cons surrounding drones today might well foreshadow the debate over the development of self-driving cars. In the context of a strongly regulated aviation industry, "self-flying" drones pose a fresh challenge. How safe is it to fly drones in different environments? Should drones be required for visual line of sight – as are piloted airplanes? Join EE Times' Junko Yoshida as she moderates a panel of drone experts.