- All sections
- G - Physics
- G10L - Speech analysis or synthesis; speech recognition; speech or voice processing; speech or audio coding or decoding
- G10L 25/03 - Speech or voice analysis techniques not restricted to a single one of groups characterised by the type of extracted parameters
Patent holdings for IPC class G10L 25/03
Total number of patents in this class: 479
10-year publication summary
|
38
|
25
|
38
|
77
|
55
|
74
|
55
|
36
|
51
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Microsoft Technology Licensing, LLC | 52891 |
22 |
| Google LLC | 40754 |
17 |
| Samsung Electronics Co., Ltd. | 138518 |
16 |
| Dolby Laboratories Licensing Corporation | 4046 |
13 |
| Huawei Technologies Co., Ltd. | 106498 |
12 |
| Tencent Technology (Shenzhen) Company Limited | 14012 |
12 |
| Ping An Technology (Shenzhen) Co., LTD. | 5845 |
12 |
| Cirrus Logic, Inc. | 1748 |
10 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4792 |
9 |
| Nokia Technologies Oy | 16490 |
9 |
| Ericsson | 21094 |
8 |
| Voiceage Corporation | 115 |
8 |
| Nippon Telegraph and Telephone Corporation | 16244 |
7 |
| Ubtech Robotics Corp Ltd | 468 |
7 |
| Alphonso Inc. | 57 |
6 |
| Capital One Services, LLC. | 8505 |
6 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 19926 |
6 |
| Pearson Education, Inc. | 456 |
6 |
| Sony Interactive Entertainment Inc. | 5500 |
6 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6130 |
6 |
| Other owners | 281 |