Verance Awarded Patent for Anti-Collusion Technology
Last week, <A HREF="http://www.verance.com">Verance</A> announced that the US Patent and Trademark Office has issued them a new patent intended to prevent the disabling of a watermark on recorded content. The patent is entitled "Method and Apparatus for Preventing Removal of Embedded Information in Cover Signals." The company has recently drawn the ire of audiophiles, who claim that its watermarking methods are audible in high resolution media such as DVD-Audio recordings (see <A HREF="http://www.stereophile.com/news/10807/">previous report</A>).