Patent ID: 6957041

Claim:
A method of providing a response to a data stream associated with a broadcast channel, comprising, in no particular order: obtaining information about a scheduled broadcast of at least one audio segment from a broadcaster, the obtained information comprising at least a segment identifier and a specific occurrence of the scheduled broadcast; communicating the obtained information to a database; using the database to determine a unique reference tag corresponding to at least the segment identifier and the specific occurrence of the scheduled broadcast; generating a data packet corresponding to at least the unique reference tag, a broadcast identifier and a database identifier; providing the data packet to the broadcaster; broadcasting the data packet as a first signal stream and the audio segment as a second signal stream; extracting at a user terminal the data packet from the first signal stream; generating an audio signal from the second signal stream; storing in memory at a user terminal data corresponding to the extracted data packet, the memory being capable of storing a plurality of entries; communicating at least one entry from the memory to a user; displaying the digital data corresponding to the data packet for viewing by a user; determining a user identifier; preparing a response packet corresponding to the unique reference tag and the user identifier; transmittng the response packet to a response authentication system; and verifying the user identifier.