- All sections
- G - Physics
- G10L - Speech analysis techniques or speech synthesisspeech recognitionspeech or voice processing techniquesspeech 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: 1635
10-year publication summary
|
100
|
141
|
182
|
222
|
209
|
180
|
220
|
166
|
123
|
48
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dolby Laboratories Licensing Corporation | 4088 |
114 |
| Samsung Electronics Co., Ltd. | 143812 |
64 |
| Microsoft Technology Licensing, LLC | 53472 |
40 |
| Bose Corporation | 2958 |
40 |
| Amazon Technologies, Inc. | 26440 |
39 |
| Tencent Technology (Shenzhen) Company Limited | 14515 |
35 |
| Nippon Telegraph and Telephone Corporation | 17109 |
34 |
| Intel Corporation | 46678 |
33 |
| Huawei Technologies Co., Ltd. | 110803 |
32 |
| Google LLC | 41766 |
32 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4885 |
28 |
| NEC Corporation | 35291 |
27 |
| Apple Inc. | 54416 |
25 |
| Sonos, Inc. | 2557 |
22 |
| LG Electronics Inc. | 72357 |
21 |
| Cirrus Logic, Inc. | 1770 |
20 |
| Shure Acquisition Holdings, Inc. | 515 |
18 |
| Qualcomm Incorporated | 84335 |
16 |
| ClearOne Inc. | 134 |
15 |
| Synaptics Incorporated | 1795 |
14 |
| Other owners | 966 |