September 14, 2009 (FinancialWire) — O2Micro(r) International Ltd. (NASDAQ: OIIM), a leading supplier of innovative power management and security components, was issued 25 claims under United States patent number 7,573,240 for its Battery Charging Method and Device.

O2Micro’s invention provides a low noise charging method within a power management IC. It applies to portable electronic devices, such as cellular phones, wireless phones, PDAs, and more.

“The algorithm used for the pulsing current to charge batteries substantially reduces EMI and noise in portable devices. This invention overcomes drawbacks of costly solutions requiring large PCB areas,” commented Dr. Alex Hartular, vice president, O2Micro.

FinancialWire(tm) is a fully independent, proprietary news wire service. FinancialWire(tm) is not a press release service, and receives no compensation for its news, opinions or distributions. Further disclosure is at the FinancialWire(tm) web site (http://www.financialwire.net/disclosures.php). Contact FinancialWire(tm) directly via inquiries@financialwire.net.

Free annual reports for companies mentioned in the news are available through the Free Annual Reports Service (http://investrend.ar.wilink.com/?level=279).

Legal Disclaimer:

EIN Presswire provides this news content "as is" without warranty of any kind. We do not accept any responsibility or liability for the accuracy, content, images, videos, licenses, completeness, legality, or reliability of the information contained in this article. If you have any complaints or copyright issues related to this article, kindly contact the author above.