G10L 17/02
Preprocessing operations
Official title: Preprocessing operations, e.g. segment selection; Pattern representation or modelling, e.g. based on linear discriminant analysis [LDA] or principal components; Feature selection or extraction
G10L17/02 (Preprocessing operations) appears on 902 US grants and 1,208 published applications in this corpus.
Search patents in G10L- Granted patents
- 902
- Published applications
- 1,208
- Assignees
- 437
- Inventors
- 2,487
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 4 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 5 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 2 | 1 |
| 2003 | 0 | 8 |
| 2004 | 4 | 5 |
| 2005 | 4 | 5 |
| 2006 | 2 | 3 |
| 2007 | 3 | 8 |
| 2008 | 2 | 8 |
| 2009 | 3 | 7 |
| 2010 | 5 | 8 |
| 2011 | 5 | 12 |
| 2012 | 6 | 13 |
| 2013 | 18 | 20 |
| 2014 | 14 | 29 |
| 2015 | 22 | 24 |
| 2016 | 28 | 51 |
| 2017 | 41 | 63 |
| 2018 | 65 | 76 |
| 2019 | 57 | 89 |
| 2020 | 73 | 92 |
| 2021 | 68 | 77 |
| 2022 | 92 | 105 |
| 2023 | 73 | 125 |
| 2024 | 98 | 153 |
| 2025 | 104 | 135 |
| 2026 | 84 | 90 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Display device and method of operating the same6 Oct 2026US 12,755,739 B2Samsung Electronics Co., Ltd.
- Device and method for user authentication in vehicle based on speech recognition29 Sep 2026US 12,748,829 B2Hyundai Motor Company
- Information processing system that allows user to establish conversation with desired person through avatar even in noisy environment in virtual space, edge device, server, control method, and storage medium29 Sep 2026US 12,749,497 B2Canon Kabushiki Kaisha
- Privacy management omitting references about non-consenting participant's speech in recorded conversations22 Sep 2026US 12,743,553 B2Motorola Mobility LLC
- Longform speaker diarization by prompting multimodal LLM with chunk-wise in-context self-enrollment22 Sep 2026US 12,743,583 B2Google Inc.
- Persistent emotional core module for multi-housing interactive companions8 Oct 2026US 2026/0306956 A1AIfection LLC
- Method for determining speech dataset, electronic device and storge medium8 Oct 2026US 2026/0311679 A1Baidu International Technology (Shenzhen) Co., Ltd.
- Systems and Methods for Personalized Sound Localization in a Conversation1 Oct 2026US 2026/0301745 A1Google Inc.
- Work assistance method and work assistance system1 Oct 2026US 2026/0301748 A1SCREEN Holdings Co., Ltd.
- Joint Acoustic Echo Cancellation (AEC) and Personalized Noise Suppression (PNS)1 Oct 2026US 2026/0301758 A1Microsoft Technology Licensing, LLC
Most cited
By later US patents
- Systems and methods for continual speech recognition and detection in mobile computing devices325US 8,452,597 B2Google Inc. · 2013
- Speaker verification and speaker identification based on eigenvoices278US 6,141,644 AMatsushita Electric Industrial Co., Ltd. · 2000
- Systems and methods for biometric identification using the acoustic properties of the ear canal230US 5,787,187 ASandia Corporation · 1998
- Systems and methods for authentication program enrollment202US 9,548,979 B1United Services Automobile Association (USAA) · 2017
- Temporal decorrelation method for robust speaker verification183US 5,167,004 ATexas Instruments Incorporated · 1992