- All sections
- G - Physics
- G10L - Speech analysis techniques or speech synthesisspeech recognitionspeech or voice processing techniquesspeech or audio coding or decoding
- G10L 21/0216 - Noise filtering characterised by the method used for estimating noise
Patent holdings for IPC class G10L 21/0216
Total number of patents in this class: 2035
10-year publication summary
|
159
|
208
|
200
|
183
|
224
|
205
|
168
|
155
|
127
|
42
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 154987 |
89 |
| Bose Corporation | 3092 |
76 |
| Amazon Technologies, Inc. | 27829 |
73 |
| Google LLC | 44015 |
70 |
| Dolby Laboratories Licensing Corporation | 4292 |
62 |
| Shenzhen Shokz Co., Ltd. | 1359 |
61 |
| Microsoft Technology Licensing, LLC | 54281 |
59 |
| Qualcomm Incorporated | 90781 |
52 |
| Nokia Technologies Oy | 20694 |
45 |
| Apple Inc. | 58244 |
40 |
| Huawei Technologies Co., Ltd. | 120925 |
35 |
| Biamp Systems, LLC | 376 |
34 |
| Cirrus Logic, Inc. | 1793 |
33 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 5201 |
27 |
| Intel Corporation | 46726 |
25 |
| Synaptics Incorporated | 1807 |
21 |
| Tencent Technology (Shenzhen) Company Limited | 15738 |
20 |
| Sony Corporation | 30339 |
19 |
| Hewlett-Packard Development Company, L.P. | 25328 |
19 |
| Sonos, Inc. | 2808 |
19 |
| Other owners | 1156 |