Dutch tech conglomerate Koninklijke Philips NV ( NYSE:PHG ) is the owner of U.S. Patent No. 6522695, titled Transmitting Device for Transmitting a Digital Information Signal Alternately in Encoded Form and Non-Encoded Form. Issued in February 2003, it covers a transmitter having means for encoding a digital information signal input, means for generating an output signal having portions which are influenced by either first or second control signals, control means for generating either the first or second control signals, means for generating a first identification signal that identify whether or not a signal includes a portion encoded by the encoding means, means for generating a second identification signal that identifies whether the portion is influenced by either the first or second control signals, and then a means for combining the output signal, the first identification signal and the second identification signal if a portion influenced by a control signal is identified.