- 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: 164
10-year publication summary
|
11
|
26
|
17
|
19
|
20
|
20
|
17
|
19
|
11
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dolby Laboratories Licensing Corporation | 4207 |
16 |
| Samsung Electronics Co., Ltd. | 149362 |
7 |
| Qualcomm Incorporated | 87874 |
7 |
| Roku, Inc. | 1472 |
7 |
| Huawei Technologies Co., Ltd. | 116134 |
6 |
| Amazon Technologies, Inc. | 27270 |
6 |
| The Nielsen Company (US), LLC | 2652 |
6 |
| Spotify AB | 987 |
6 |
| Ericsson | 22018 |
4 |
| ZTE Corporation | 43102 |
4 |
| Telefonaktiebolaget LM Ericsson (publ) | 28487 |
4 |
| Sony Corporation | 30760 |
3 |
| Panasonic Intellectual Property Corporation of America | 6933 |
3 |
| Harman International Industries, Incorporated | 2717 |
3 |
| Lemon Inc. | 1853 |
3 |
| Zoom Communications, Inc. | 894 |
3 |
| Apple Inc. | 56547 |
2 |
| International Business Machines Corporation | 61759 |
2 |
| NEC Corporation | 36308 |
2 |
| Panasonic Corporation | 19937 |
2 |
| Other owners | 68 |