- 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: 691
10-year publication summary
|
52
|
63
|
64
|
68
|
51
|
41
|
35
|
44
|
31
|
39
|
| 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. | 5062 |
77 |
| Dolby International AB | 1026 |
61 |
| Qualcomm Incorporated | 87585 |
57 |
| Dolby Laboratories Licensing Corporation | 4202 |
51 |
| Huawei Technologies Co., Ltd. | 115827 |
49 |
| Dolby International AB | 720 |
36 |
| Samsung Electronics Co., Ltd. | 149087 |
29 |
| Nokia Technologies Oy | 19171 |
23 |
| Nippon Telegraph and Telephone Corporation | 16320 |
16 |
| Voiceage Corporation | 117 |
16 |
| Panasonic Intellectual Property Corporation of America | 6925 |
14 |
| Microsoft Technology Licensing, LLC | 54319 |
14 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6121 |
13 |
| NTT DoCoMo, Inc. | 13646 |
12 |
| Koninklijke Philips N.V. | 25158 |
10 |
| Ericsson | 21998 |
9 |
| Orange S.A. | 1576 |
9 |
| Tencent Technology (Shenzhen) Company Limited | 15172 |
9 |
| Apple Inc. | 56283 |
8 |
| Panasonic Corporation | 19966 |
8 |
| Other owners | 170 |