- All sections
- G - Physics
- G10L - Speech analysis techniques or speech synthesisspeech recognitionspeech or voice processing techniquesspeech or audio coding or decoding
- G10L 19/24 - Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
Patent holdings for IPC class G10L 19/24
Total number of patents in this class: 672
10-year publication summary
|
52
|
63
|
64
|
68
|
51
|
41
|
35
|
43
|
31
|
21
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4986 |
76 |
| Dolby International AB | 1027 |
60 |
| Qualcomm Incorporated | 86023 |
55 |
| Dolby Laboratories Licensing Corporation | 4134 |
51 |
| Huawei Technologies Co., Ltd. | 113340 |
46 |
| Dolby International AB | 652 |
34 |
| Samsung Electronics Co., Ltd. | 147131 |
29 |
| Nokia Technologies Oy | 18187 |
22 |
| Nippon Telegraph and Telephone Corporation | 17365 |
16 |
| Voiceage Corporation | 118 |
16 |
| Panasonic Intellectual Property Corporation of America | 6828 |
14 |
| Microsoft Technology Licensing, LLC | 53829 |
14 |
| NTT DoCoMo, Inc. | 13233 |
12 |
| Koninklijke Philips N.V. | 24810 |
10 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6123 |
10 |
| Ericsson | 21833 |
9 |
| Orange S.A. | 1554 |
9 |
| Apple Inc. | 55287 |
8 |
| Panasonic Corporation | 20074 |
8 |
| Electronics and Telecommunications Research Institute | 9413 |
8 |
| Other owners | 165 |