- All sections
- G - Physics
- G10L - Speech analysis or synthesis; speech recognition; speech or voice processing; speech or audio coding or decoding
- G10L 17/02 - Preprocessing operations, e.g. segment selection; Pattern representation or modelling, e.g. based on linear discriminant analysis [LDA] or principal components; Feature selection or extraction
Patent holdings for IPC class G10L 17/02
Total number of patents in this class: 912
10-year publication summary
|
16
|
50
|
77
|
113
|
120
|
123
|
108
|
143
|
136
|
57
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 131630 |
93 |
| Google LLC | 38759 |
56 |
| NEC Corporation | 32703 |
37 |
| Ping An Technology (Shenzhen) Co., LTD. | 5847 |
35 |
| Verint Systems Inc. | 124 |
28 |
| Microsoft Technology Licensing, LLC | 51439 |
25 |
| Cirrus Logic, Inc. | 1719 |
24 |
| Tencent Technology (Shenzhen) Company Limited | 12951 |
22 |
| Pindrop Security, Inc. | 209 |
21 |
| International Business Machines Corporation | 60644 |
19 |
| Amazon Technologies, Inc. | 24422 |
16 |
| Huawei Technologies Co., Ltd. | 100781 |
14 |
| Sonos, Inc. | 2274 |
12 |
| Alibaba Group Holding Limited | 7149 |
11 |
| Baidu Online Network Technology (Beijing) Co., Ltd | 1594 |
10 |
| Panasonic Intellectual Property Corporation of America | 7230 |
9 |
| Nippon Telegraph and Telephone Corporation | 14195 |
9 |
| LG Electronics Inc. | 69257 |
8 |
| Cirrus Logic International Semiconductor Ltd. | 792 |
8 |
| Capital One Services, LLC. | 7551 |
7 |
| Other owners | 448 |