Related topics: power

Free apps drain smartphone energy on 'advertising modules'

(PhysOrg.com) -- Researchers have shown that popular free smartphone apps spend up to 75 percent of their energy tracking the user's geographical location, sending information about the user to advertisers and downloading ...

Wireless network detects falls by the elderly

University of Utah electrical engineers have developed a network of wireless sensors that can detect a person falling. This monitoring technology could be linked to a service that would call emergency help for the elderly ...

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