Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals
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United States of America Patent
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Jan 9, 2018
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N/A
app pub date -
Dec 11, 2014
filing date -
Dec 24, 2013
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Abstract
The present invention provides a method of transmitting broadcast signals. The method includes, pairing with a companion device; receiving a PDI (Profiles, Demographics, Interests) table via broadcast signals, wherein the PDI table includes plural PDI questions related to personal interests for interactive contents, wherein the PDI table includes an ID identifying the PDI table; obtaining an answer for at least one of the PDI questions; storing the obtained answer in the PDI table; and delivering the PDI table having the obtained answer to the paired companion device.
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