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:
Mar. 24, 2026

Filed:

Nov. 17, 2023
Applicant:

Google Llc, Mountain View, CA (US);

Inventors:

Wenqian Ronny Huang, Mountain View, CA (US);

Shuo-Yiin Chang, Sunnyvale, CA (US);

Tara N. Sainath, Jersey City, NJ (US);

Yanzhang He, Mountain View, CA (US);

Assignee:

Google LLC, Mountain View, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G10L 15/197 (2013.01); G10L 15/02 (2006.01); G10L 15/05 (2013.01); G10L 15/06 (2013.01); G10L 15/16 (2006.01); G10L 15/22 (2006.01);
U.S. Cl.
CPC ...
G10L 15/197 (2013.01); G10L 15/02 (2013.01); G10L 15/05 (2013.01); G10L 15/063 (2013.01); G10L 15/16 (2013.01); G10L 2015/025 (2013.01); G10L 15/22 (2013.01);
Abstract

A unified end-to-end segmenter and two-pass automatic speech recognition (ASR) model includes a first encoder, a first decoder, a second encoder, and a second decoder. The first encoder is configured to receive a sequence of acoustic frames and generate a first higher order feature representation. The first decoder is configured to receive the first higher order feature representation and generate, at each of a plurality of output steps, a first probability distribution and an indication of whether the output step corresponds to an end of speech segment, and emit an end of speech timestamp. The second encoder is configured to receive the first higher order feature representation and the end of speech timestamp, and generate a second higher order feature representation. The second decoder is configured to receive the second higher order feature representation and generate a second probability distribution.


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