The dual "TRUE (Three-layer Responsive Ultimate Engine) II" imageprocessing engine dedicated to Foveon X3 direct image sensors improves the processing speed and overall quality of the final image.
In a series of tweets, he says that PureView itself is about "blending optics, pixels and imageprocessing in new and different ways, " hinting at the high-end Carl Zeiss lens and the built-in imageprocessing algorithms that are part of the 808 PureView's camera package.
With the new exclusive Kindle Panel View experience for manga, finely-tuned imageprocessing algorithms render each image beautifully while keeping page turns responsive.