The phrase “In the beginning was the Word” may soon take on a whole new meaning for cellphone users, if work being done by a researcher at South Korea’s Sungkyunkwan University pans out.The scientist, Sang-Woo Kim, has been working on converting sound into electricity. Among other things, the technology might harness cellphone users’ voices to charge their devices’ batteries while they’re talking, Woo has speculated. A prototype device he used generated 50 millivolts of electricity from about 100 decibels of sound, The Telegraph reported.
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Energy-Harvesting Tech Could Boost Power for Cell Yellers
Posted by: Richard Adhikari May 9, 2011 11:47 AMThe phrase “In the beginning was the Word” may soon take on a whole new meaning for cellphone users, if work being done by a researcher at South Korea’s Sungkyunkwan University pans out.The scientist, Sang-Woo Kim, has been working on converting sound into electricity. Among other things, the technology might harness cellphone users’ voices to charge their devices’ batteries while they’re talking, Woo has speculated. A prototype device he used generated 50 millivolts of electricity from about 100 decibels of sound, The Telegraph reported.