- All sections
- G - Physics
- G10L - Speech analysis or synthesis; speech recognition; speech or voice processing; speech or audio coding or decoding
- G10L 21/0232 - Processing in the frequency domain
Patent holdings for IPC class G10L 21/0232
Total number of patents in this class: 1498
10-year publication summary
|
56
|
100
|
141
|
182
|
222
|
208
|
179
|
215
|
157
|
33
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dolby Laboratories Licensing Corporation | 3883 |
99 |
| Samsung Electronics Co., Ltd. | 131630 |
58 |
| Microsoft Technology Licensing, LLC | 51439 |
39 |
| Amazon Technologies, Inc. | 24422 |
37 |
| Bose Corporation | 2880 |
36 |
| Nippon Telegraph and Telephone Corporation | 14195 |
34 |
| Huawei Technologies Co., Ltd. | 100781 |
32 |
| Intel Corporation | 45621 |
31 |
| Google LLC | 38759 |
28 |
| Tencent Technology (Shenzhen) Company Limited | 12951 |
28 |
| NEC Corporation | 32703 |
27 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4569 |
26 |
| Apple Inc. | 50209 |
24 |
| LG Electronics Inc. | 69257 |
20 |
| Cirrus Logic, Inc. | 1719 |
20 |
| Sonos, Inc. | 2274 |
18 |
| Sony Corporation | 32931 |
14 |
| Fujitsu Limited | 19265 |
14 |
| ClearOne Inc. | 132 |
14 |
| Cerence Operating Company | 447 |
14 |
| Other owners | 885 |