- 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: 700
10-year publication summary
|
69
|
65
|
71
|
51
|
41
|
36
|
45
|
35
|
39
|
8
|
| 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. | 5249 |
79 |
| Dolby International AB | 1027 |
61 |
| Qualcomm Incorporated | 91997 |
56 |
| Dolby Laboratories Licensing Corporation | 4320 |
52 |
| Huawei Technologies Co., Ltd. | 123282 |
49 |
| Dolby International AB | 916 |
37 |
| Samsung Electronics Co., Ltd. | 157557 |
29 |
| Nokia Technologies Oy | 21069 |
24 |
| Voiceage Corporation | 117 |
16 |
| Panasonic Intellectual Property Corporation of America | 7176 |
14 |
| Microsoft Technology Licensing, LLC | 54439 |
14 |
| Nippon Telegraph and Telephone Corporation | 15922 |
14 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6118 |
13 |
| NTT DoCoMo, Inc. | 14659 |
12 |
| Ericsson | 22660 |
10 |
| Koninklijke Philips N.V. | 25832 |
10 |
| Apple Inc. | 58705 |
9 |
| Orange S.A. | 1661 |
9 |
| Tencent Technology (Shenzhen) Company Limited | 15955 |
9 |
| Panasonic Corporation | 19060 |
8 |
| Other owners | 175 |