U.S. Patent Granted for O2Micro's Driving Circuit Architecture

January 23, 2012. O2) was issued 20 claims under United States patent number 7,919,936 for its Driving Circuit architecture.

O2Micro's patented architecture drives light sources, such as LCD displays, adjusting the current flowing through each LED string to generate uniform brightness.

"This driving circuit architecture provides high-efficiency operation while maintaining a low cost design for multiple-string LED lighting applications,