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O2Micro gets patent for inverter driving solution

Posted: 26 Feb 2007 ?? ?Print Version ?Bookmark and Share

Keywords:O2Micro? patent claim? pulse width modulation? PWM? phase shifting?

Power management supplier O2Micro International Ltd received three claims under the U.S. patent number 7,151,394 for its phase-shifting and PWM driving circuits and methods.

The patented invention uses a phase-shift technique to generate a plurality of switching drive signals for a DC/AC or DC/DC conversion application used in LCD applications such as notebooks, LCD monitors, LCD TVs, GPS and PDAs.

Yung Lin, O2Micro executive VP said that they will implement the technology in power management controllers.

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