O2Micro International Limited, a supplier of industry-leading product line of power management and e-commerce ICs based in Cayman Islands, UK, issue 15 claims under United States patent number 8,169,160 for its LED driving methodology.
 
This patented methodology controls the LED current with accuracy, thereby affecting the LED stability of LED brightness.Dr. Yung Lin, executive vice president at O2Micro, said "This invention provides an effective power management solution for LED lighting applications.”
 
Founded in April 1995, O2Micro International limited (NASDAQ®: OIIM) designs, develops and markets innovative power management and e-commerce components and systems for the Communications, Computer, Consumer, Industrial, and Automotive markets. Its strengths lie in its system architecture knowledge in power management and security, fast time-to-market, strong customer relationships, and mixed signal engineering Integrated Circuit (IC) capabilities. The strength in mixed signal engineering is due to O2Micro's talented teams of analog and digital engineers.