Sparkle patents VGA Rectifier Technology
 

SPARKLE firstly invented the VGA Rectifier Technology (VRT) in 2003, and SPARKLE GeForce FX5900 was the first graphics card product in the world to use VGA Rectifier Technology (VRT). It improved the usage length and VGA signal stability at same time. Though other manufacturers had introduced similar products, but as the inventor of VRT, SPARKLE constantly improve this technology, and got two patents in Taiwan (patent number: M246940 and M333746), and apply for patent in mainland CHINA. SPARKLE introduces second generation of VRT for Calibre series graphic cards with improved design. Now with more solid materials, Second Generation VRT can provide more tighten and closer reinforcement for graphics cards. Further more, the Second Generation VRT sets up the appropriate bending place to avoid conflict with the SLI connectors, to eliminate the incompatible problem with graphic cards which have SLI connectors or protrusions of the expansion socket circuit boards.

http://www.sparkle.com.tw/News/VRT/news_SP_VRT_EN.html