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O2Micro bags DC/DC controller tech patent

Posted: 25 Feb 2008 ?? ?Print Version ?Bookmark and Share

Keywords:DC/DC controller? power management? microprocessor?

O2Micro International Ltd was granted 13 claims under U.S. patent number 7,202,650 for its DC/DC controller technology; a continuation of the invention issued November 2005 under U.S. patent number 6,965,221.

The patented technology includes constant-ripple-current that reduces design time and enables cost-effective power supplies for microprocessor and peripheral ICs in portable electronic device applications such as notebook PCs, cellphones, PDAs, portable media players and MP3 players.

"Constant-ripple-current technology is basic to all of O2Micro's DC/DC controller products, enabling the highest efficiency and lower cost systems," said Laszlo Lipcsei, VP, O2Micro.

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