- All sections
- G - Physics
- G10L - Speech analysis or synthesis; speech recognition; speech or voice processing; speech or audio coding or decoding
- G10L 19/20 - Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
Patent holdings for IPC class G10L 19/20
Total number of patents in this class: 549
10-year publication summary
40
|
70
|
72
|
41
|
49
|
39
|
27
|
20
|
29
|
7
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4569 |
88 |
Dolby Laboratories Licensing Corporation | 3883 |
73 |
Dolby International AB | 1076 |
62 |
Qualcomm Incorporated | 76576 |
39 |
Samsung Electronics Co., Ltd. | 131630 |
29 |
Electronics and Telecommunications Research Institute | 8830 |
28 |
LG Electronics Inc. | 69257 |
21 |
Huawei Technologies Co., Ltd. | 100781 |
21 |
Ericsson | 20417 |
14 |
Kwangwoon University Industry-academic Collaboration Foundation | 323 |
14 |
Dolby International AB | 422 |
14 |
Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6132 |
12 |
Nippon Telegraph and Telephone Corporation | 14195 |
11 |
Nokia Technologies Oy | 15057 |
11 |
Sony Corporation | 32931 |
9 |
Crystal Clear Codec, LLC | 21 |
7 |
Orange S.A. | 1379 |
6 |
Gcoa Co., Ltd. | 27 |
6 |
Top Quality Telephony, LLC | 40 |
6 |
Microsoft Technology Licensing, LLC | 51439 |
5 |
Other owners | 73 |