USA: O2Micro International Ltd has been issued 20 claims under United States patent number 8,253,383 for its multi-cell battery pack monitoring systems and methods.
This invention provides a current-mode voltage detection circuit and methodology to protect a multi-cell, rechargeable battery pack from over-voltage or under-voltage fault conditions.
Bill Densham, strategic marketing director, O2Micro, remarked, "This patented invention protects battery packs using a low power topology to extend battery life for PDAs, notebook computers, power tools, electric vehicles (EVs) and hybrid EVs (HEVs)."
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