New ‘subconscious mode’ could improve smartphone battery life, supress your WiFi id

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    Kang ShinResearchers at the University of Michigan have figured out a way to drastically increase your cellphone’s battery life, at least while using WiFi. By using what they’re calling E-MiLi, or Energy-Minimizing Idle Listening, professor Kang Shin (right) and student Xinyu Zhang have developed a proof of concept that could extend battery life up to 54-percent with the WiFi radio on. Even when idle, a wireless radio is actively checking for incoming traffic. E-MiLi scales back the wireless card’s clock to just 1/16th of its normal operating speed, and only kicks back into full gear when it senses incoming data. To be really useful though, we’d love to see the same trick employed on cellular data networks — that LTE sure is fast, but it’s not exactly battery-friendly. Check out the PR after the break.

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    New ‘subconscious mode’ could improve smartphone battery life, supress your WiFi id originally appeared on Engadget on Fri, 16 Sep 2011 00:46:00 EDT. Please see our terms for use of feeds.

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