Method and apparatus for automatic audio alignment in a hybrid radio system
AssigneeiBiquity Digital Corporation
InventorsGabriel Olochwoszcz, Ashwini Pahuja
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AssigneeiBiquity Digital Corporation
InventorsGabriel Olochwoszcz, Ashwini Pahuja
Estimating the term…
A method of processing a digital radio broadcast signal includes: (a) determining a plurality of current correlation sample values representative of a time delay between samples in an analog audio sample stream and samples in a digital audio sample stream; (b) determining a current inversion status; (c) updating a delay history and an inversion status history; (d) checking the current correlation sample values for consistency with a first confidence threshold; (e) if consistency is found in step (d), determining if each of a first plurality of values in the delay history is consistent within a predetermined range of the current correlation sample values; (f) if consistency is found in step (e), determining if a value in the inversion status history is consistent with the current inversion status; and (g) if the consistency is found in step (f), allowing blending of an output to the digital audio sample stream.
A method of controlling operation of a digital radio receiver, the method comprising:
A digital radio receiver, the receiver comprising:
A non-transitory computer readable storage medium containing executable instructions configured to cause a processing system to execute a method comprising:
Dependencies are inferred from the claim text.