Patent ID: 11924507
Assignee: GOOGLE LLC
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H  G | IPC G  H

Claim 7:
8. A client device comprising:
an audio input device;
a memory; and
a hardware processor coupled to the memory that is programmed to:
receive a plurality of audio fingerprints that correspond to a plurality of media content items based on scheduled broadcast times;
store the plurality of audio fingerprints in the memory;
detect ambient sound using the audio input device;
generate an audio fingerprint from the detected ambient sound;
compare the audio fingerprint generated from the detected ambient sound to the plurality of audio fingerprints stored in the memory; and
determine whether to transmit a received input to initiate a query to a server based on whether the comparing indicates that the audio fingerprint matches one of the plurality of audio fingerprints stored in the memory.