"Google Inc. is testing a new television-programming search service with Dish Network Corp., according to people familiar with the matter, the latest development in a fast-moving race to combine Internet content with conventional TV.

The service, which runs on TV set-top boxes containing Google software, allows users to find shows on the satellite-TV service as well as video from Web sites like Google's YouTube, according to these people. It also lets users to personalize a lineup of shows, these people said".

Source: Google Tests TV Search Service - WSJ.com

Related: Google Testing TV Search Service On Android-Enhanced Set-Top Boxes

"The idea is that Google will be able to make a better user interface for TV searches than service providers like Dish Networks can make themselves (probably true). Google may also be able to hook up its TV ad business to the service, too, the WSJ reports".