- 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: 667
10-year publication summary
|
53
|
69
|
65
|
71
|
51
|
41
|
36
|
43
|
31
|
19
|
| 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. | 4946 |
75 |
| Dolby International AB | 1035 |
61 |
| Qualcomm Incorporated | 85183 |
54 |
| Dolby Laboratories Licensing Corporation | 4116 |
51 |
| Huawei Technologies Co., Ltd. | 112316 |
45 |
| Dolby International AB | 632 |
33 |
| Samsung Electronics Co., Ltd. | 145864 |
29 |
| Nokia Technologies Oy | 17784 |
22 |
| Nippon Telegraph and Telephone Corporation | 17337 |
16 |
| Voiceage Corporation | 118 |
16 |
| Panasonic Intellectual Property Corporation of America | 7635 |
14 |
| Microsoft Technology Licensing, LLC | 53693 |
14 |
| NTT DoCoMo, Inc. | 12919 |
12 |
| Koninklijke Philips N.V. | 24766 |
10 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6109 |
10 |
| Orange S.A. | 1543 |
9 |
| Apple Inc. | 54773 |
8 |
| Panasonic Corporation | 20124 |
8 |
| Ericsson | 21733 |
8 |
| Electronics and Telecommunications Research Institute | 9383 |
8 |
| Other owners | 164 |