Wikipedia
OpenTV
OpenTV or OpenTV Connectware is a software platform product line within the Nagra Digital Television Products & Services offering.
OpenTV is a global software technology company for interactive and digital television. OpenTV was founded in 1994 through the merge of Thomson Multimedia and Sun Microsystems. Its primary business involved the sale of set-top-box operating systems and middleware software as well as advanced advertising products, and on March 28, 2010 OpenTV became a fully owned subsidiary of the Nagra Kudelski Group - Nagravision (or Nagra Kudelski) - and OpenTV as a company was delisted from the NASDAQ, where it had been listed under the symbol OPTV.