- 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: 4303
10-year publication summary
|
306
|
299
|
380
|
318
|
293
|
329
|
275
|
333
|
267
|
73
|
| 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. | 5172 |
551 |
| Dolby Laboratories Licensing Corporation | 4266 |
543 |
| Dolby International AB | 1029 |
345 |
| Nokia Technologies Oy | 20297 |
292 |
| Qualcomm Incorporated | 90221 |
276 |
| Huawei Technologies Co., Ltd. | 120098 |
265 |
| Dolby International AB | 764 |
231 |
| Samsung Electronics Co., Ltd. | 153845 |
137 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6111 |
127 |
| Sony Corporation | 30397 |
105 |
| Electronics and Telecommunications Research Institute | 9509 |
97 |
| Apple Inc. | 58074 |
59 |
| Sony Group Corporation | 15170 |
58 |
| Nippon Telegraph and Telephone Corporation | 15997 |
57 |
| Koninklijke Philips N.V. | 25593 |
54 |
| Ericsson | 22292 |
45 |
| DTS, Inc. | 380 |
45 |
| LG Electronics Inc. | 74968 |
42 |
| Google LLC | 43789 |
41 |
| Voiceage Corporation | 116 |
38 |
| Other owners | 895 |