Nielsen is beta testing new features in its addressable TV platform through a data-integration with Tru Optik, a company recently purchased by TransUnion for a reputed $100 million.
Nielsen Boosts Addressable TV Ambitions With Tru Optik Tie-Up
Data from 80 million homes will bring digital-like targeting to television

Nielsen's addressable platform covers less than one million smart TVs.
Neilsen, Tru Optik