- 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: 697
10-year publication summary
|
63
|
64
|
68
|
51
|
41
|
35
|
44
|
32
|
39
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 5159 |
78 |
| Dolby International AB | 1027 |
61 |
| Qualcomm Incorporated | 89126 |
56 |
| Dolby Laboratories Licensing Corporation | 4244 |
52 |
| Huawei Technologies Co., Ltd. | 118634 |
49 |
| Dolby International AB | 754 |
37 |
| Samsung Electronics Co., Ltd. | 152016 |
29 |
| Nokia Technologies Oy | 19868 |
24 |
| Nippon Telegraph and Telephone Corporation | 16263 |
16 |
| Voiceage Corporation | 116 |
16 |
| Panasonic Intellectual Property Corporation of America | 7034 |
14 |
| Microsoft Technology Licensing, LLC | 54189 |
14 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6114 |
13 |
| NTT DoCoMo, Inc. | 14081 |
12 |
| Koninklijke Philips N.V. | 25421 |
10 |
| Ericsson | 22188 |
9 |
| Orange S.A. | 1602 |
9 |
| Tencent Technology (Shenzhen) Company Limited | 15561 |
9 |
| Apple Inc. | 57314 |
8 |
| Panasonic Corporation | 19859 |
8 |
| Other owners | 173 |