Processing multi-channel audio waveforms

TN Sainath, RJ Weiss, KW Wilson, AW Senior… - US Patent …, 2017 - Google Patents
Methods, including computer programs encoded on a com puter storage medium, for
enhancing the processing of audio waveforms for speech recognition using various neural …

Channel-compensated low-level features for speaker recognition

E Khoury, M Garland - US Patent 10,347,256, 2019 - Google Patents
A system for generating channel-compensated features of a speech signal includes a
channel noise simulator that degrades the speech signal, a feed forward convolutional …

Speaker recognition in the call center

E Khoury, M Garland - US Patent 10,325,601, 2019 - Google Patents
Utterances of at least two speakers in a speech signal may be distinguished and the
associated speaker identified by use of diarization together with automatic speech …

Dimensionality reduction of baum-welch statistics for speaker recognition

E Khoury, M Garland - US Patent 10,553,218, 2020 - Google Patents
In a speaker recognition apparatus, audio features are extracted from a received recognition
speech signal, and first order Gaussian mixture model (GMM) statistics are gener ated …

Processing audio waveforms

TN Sainath, RJ Weiss, AW Senior… - US Patent 10,403,269, 2019 - Google Patents
Methods, systems, and apparatus, including computer programs encoded on a computer
storage medium, for processing audio waveforms. In some implementations, a time …

Automatic prediction of acoustic attributes from an audio signal

T Jehan, N Montecchio - US Patent 10,089,578, 2018 - Google Patents
A system, method and computer product for predicting a content attribute are provided by
collecting labeled media objects labeled with one or more attributes, constructing a feature …

Method and device for removing noise using neural network model

SH Baek, HG Moon, KH Cho, GY Kim… - US Patent 10,593,347, 2020 - Google Patents
(57) ABSTRACT A portable electronic device includes an audio input device and a
processor. The processor is configured to obtain audio input data including a noise signal …

Multichannel raw-waveform neural networks

TN Sainath, RJ Weiss, KW Wilson - US Patent 10,339,921, 2019 - Google Patents
Methods, systems, and apparatus, including computer programs encoded on computer
storage media, for using neural networks. One of the methods includes receiving, by a …

Speech enhancement and audio event detection for an environment with non-stationary noise

TH Al Banna - US Patent 10,923,137, 2021 - Google Patents
(57) ABSTRACT A computer-implemented system and method provide an audio label for a
noise signal. The computer-implemented system and method include receiving an audio …

Speaker recognition in the call center

E Khoury, M Garland - US Patent 10,679,630, 2020 - Google Patents
Utterances of at least two speakers in a speech signal may be distinguished and the
associated speaker identified by use of diarization together with automatic speech …