- All sections
- G - Physics
- G10L - Speech analysis or synthesis; speech recognition; speech or voice processing; speech 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: 1676
10-year publication summary
104
|
136
|
159
|
208
|
199
|
180
|
222
|
165
|
117
|
38
|
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 |
72 |
Bose Corporation | 2880 |
64 |
Amazon Technologies, Inc. | 24422 |
62 |
Google LLC | 38759 |
54 |
Dolby Laboratories Licensing Corporation | 3883 |
50 |
Microsoft Technology Licensing, LLC | 51439 |
49 |
Qualcomm Incorporated | 76576 |
48 |
Apple Inc. | 50209 |
36 |
Nokia Technologies Oy | 15057 |
36 |
Cirrus Logic, Inc. | 1719 |
32 |
Shenzhen Shokz Co., Ltd. | 629 |
30 |
Huawei Technologies Co., Ltd. | 100781 |
27 |
Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4569 |
25 |
Intel Corporation | 45621 |
24 |
Sony Corporation | 32931 |
21 |
Hewlett-Packard Development Company, L.P. | 28538 |
20 |
NEC Corporation | 32703 |
19 |
Tencent Technology (Shenzhen) Company Limited | 12951 |
17 |
Fujitsu Limited | 19265 |
16 |
Biamp Systems, LLC | 213 |
16 |
Other owners | 958 |