- All sections
- G - Physics
- G10L - Speech analysis techniques or speech synthesisspeech recognitionspeech or voice processing techniquesspeech or audio coding or decoding
- G10L 25/81 - Detection of presence or absence of voice signals for discriminating voice from music
Patent holdings for IPC class G10L 25/81
Total number of patents in this class: 162
10-year publication summary
|
13
|
26
|
17
|
19
|
20
|
20
|
17
|
18
|
11
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dolby Laboratories Licensing Corporation | 4116 |
15 |
| Samsung Electronics Co., Ltd. | 145416 |
7 |
| Qualcomm Incorporated | 84971 |
7 |
| Roku, Inc. | 1390 |
7 |
| Huawei Technologies Co., Ltd. | 111975 |
6 |
| Amazon Technologies, Inc. | 26591 |
6 |
| The Nielsen Company (US), LLC | 2646 |
6 |
| Spotify AB | 946 |
6 |
| Ericsson | 21704 |
4 |
| ZTE Corporation | 42203 |
4 |
| Telefonaktiebolaget LM Ericsson (publ) | 27855 |
4 |
| Sony Corporation | 31093 |
3 |
| Panasonic Intellectual Property Corporation of America | 7613 |
3 |
| Harman International Industries, Incorporated | 2634 |
3 |
| Lemon Inc. | 1684 |
3 |
| Zoom Communications, Inc. | 686 |
3 |
| Apple Inc. | 54658 |
2 |
| International Business Machines Corporation | 61207 |
2 |
| NEC Corporation | 35521 |
2 |
| Panasonic Corporation | 20136 |
2 |
| Other owners | 67 |