- All sections
- G - Physics
- G10L - Speech analysis techniques or speech synthesisspeech recognitionspeech or voice processing techniquesspeech or audio coding or decoding
- G10L 19/008 - Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
Patent holdings for IPC class G10L 19/008
Total number of patents in this class: 4360
10-year publication summary
|
331
|
306
|
394
|
335
|
305
|
354
|
285
|
355
|
283
|
144
|
| 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 |
555 |
| Dolby Laboratories Licensing Corporation | 4320 |
550 |
| Dolby International AB | 1027 |
344 |
| Nokia Technologies Oy | 21069 |
301 |
| Qualcomm Incorporated | 91997 |
269 |
| Huawei Technologies Co., Ltd. | 123282 |
268 |
| Dolby International AB | 916 |
237 |
| Samsung Electronics Co., Ltd. | 157557 |
141 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6118 |
132 |
| Sony Corporation | 30208 |
105 |
| Electronics and Telecommunications Research Institute | 9670 |
95 |
| Apple Inc. | 58705 |
61 |
| Sony Group Corporation | 15597 |
58 |
| Koninklijke Philips N.V. | 25832 |
57 |
| Nippon Telegraph and Telephone Corporation | 15922 |
57 |
| Ericsson | 22660 |
47 |
| DTS, Inc. | 379 |
45 |
| Google LLC | 44482 |
44 |
| LG Electronics Inc. | 75654 |
39 |
| Voiceage Corporation | 117 |
39 |
| Other owners | 916 |