Controlling Wi-Fi Radio 'Nap-time' Reaps Big Power Savings

Controlling Wi-Fi Radio 'Nap-time' Reaps Big Power Savings

Wi-Fi gadgets sap a lot of battery life due to the wireless radios built within that enable constant data exchange, which we've all taken for granted. They are also the prime cause why these gadgets require frequently charging. A Duke University grad has come up with a solution to lengthen their battery life. The technique, which doesn't require any changes to be made on the device itself, works by regulating the duration and time the client radios sleep, so that data transfers can be scheduled more efficiently.

Networkworld - In a test using eight laptops and nine Nexus One Android-based smartphones on an 802.11n network, the researchers found that the scheduling technique, dubbed SleepWell, resulted in energy reductions of 38% to 51%..

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