O2Micro Granted Continuation of Central Power Management Patent

O2Micro Granted Continuation of Central Power Management Patent

SANTA CLARA, Calif. & GEORGE TOWN, Grand Cayman--(BUSINESS WIRE)--Jan. 11, 2002--O2Micro International Limited (Nasdaq:OIIM - news), a leading supplier of innovative power management and security ICs to mobile computer and communications manufacturers, has been granted 38 claims under United States patent number 6,326,771 for its Buffer Battery Cell Phone technology; a continuation of the Buffer Battery Power Supply System (patent number 6,246,215) issued June 2001.


This Buffer Battery Cell Phone methodology enables faster charging of the cellular phone while it is being operated. The circuit guarantees that all power not utilized by the active system is used to charge the battery, providing faster battery charging times and maximum battery charge capacity. In addition, the measurement and control circuitry in the IC ensures that battery power and current limits are not exceeded, thus assuring maximum battery safety.


``The continuation of this patent extends the development of more efficient Intelligent Charger designs into new portable communication markets,'' said Jack Shyr, vice president of the Intelligent Power Group, O2Micro.


About O2Micro


Founded in March 1995, O2Micro designs, develops and markets innovative power management and security components for mobile communication, computer, information appliance, and LCD products. Products include AudioDJ®, SmartCardBus® for secure on line e-commerce, LCD Backlight Inverters and Battery Management IC's.


O2Micro maintains an extensive portfolio of intellectual property with 378 patent claims granted, and over 710 more pending. The company maintains offices worldwide. Additional company and product information can be found on the company website at www.o2micro.com.


Statements made in this release that are not historical, including statements regarding O2Micro's or management's intentions, hopes, beliefs, expectations, representations, projections, plans or predictions of the future, are forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. Such statements involve risks and uncertainties that may cause actual results to differ materially from those set forth in these statements. Factors that could cause actual results to differ materially include risks and uncertainties such as reduced demand for products of electronic equipment manufacturers which include O2Micro's products due to adverse economic conditions in general or specifically affecting O2Micro's markets, technical difficulties and delays in the development process, and errors in the products. You are also referred to the documents filed by O2Micro with the SEC from time to time, including but not limited to the Form F-1 in connection with the company's initial public offering in August 2000, which identify important risk factors that could cause actual results to differ from those contained in the forward-looking statements.






Grace Louh, 408/987-5920 ext. 8051