News tagged with direction

Solar inverters: Losses are cut in half

A switching trick makes it possible to cut the losses of a series-production inverter in half and increase the efficiency from 96 to 98 percent. The HERIC-topology makes it possible to achieve a world-record ...

dateMay 26, 2011 in Engineering
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Wireless carriers get consent to use location data

(AP) -- The nation's four largest wireless carriers say they obtain customer permission before using a subscriber's physical location to provide driving directions, family-locator applications and other location-based services, ...

dateApr 28, 2011 in Telecom
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Contented citizens vote against change

US citizens who have a high quality of life are more engaged in the direct democracy process, according to Ryan Yonk from Utah State University and Professor Shauna Reilly from Northern Kentucky University in the US. Their ...

dateMar 23, 2011 in Social Sciences
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