The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 04, 2023

Filed:

Dec. 16, 2020
Applicant:

Apple Inc., Cupertino, CA (US);

Inventors:

Pranay Dighe, San Francisco, CA (US);

Erik Marchi, Santa Clara, CA (US);

Srikanth Vishnubhotla, Santa Clara, CA (US);

Sachin Kajarekar, Sunnyvale, CA (US);

Devang K. Naik, San Jose, CA (US);

Assignee:

Apple Inc., Cupertino, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10L 15/22 (2006.01); G10L 15/30 (2013.01); G10L 15/26 (2006.01);
U.S. Cl.
CPC ...
G10L 15/22 (2013.01); G10L 15/26 (2013.01); G10L 15/30 (2013.01); G10L 2015/223 (2013.01);
Abstract

An example process includes: receiving an audio stream; determining a plurality of acoustic representations of the audio stream, where each acoustic representation of the plurality of acoustic representations corresponds to a respective frame of the audio stream; obtaining a respective plurality of scores indicating whether each respective frame of the audio stream is directed to an electronic device, where the obtaining includes: determining, using a triggering model operating on the electronic device, for each acoustic representation, a score indicating whether the respective frame of the audio stream is directed to the electronic device; determining, based on the respective plurality of scores, a likelihood that the audio stream is directed to the electronic device; determining whether the likelihood is above or below a threshold; and in response to determining that the likelihood is below the threshold, ceasing to process the audio stream.


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