- 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: 4046
10-year publication summary
|
297
|
331
|
306
|
394
|
334
|
305
|
350
|
280
|
331
|
120
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dolby Laboratories Licensing Corporation | 4082 |
510 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4876 |
509 |
| Dolby International AB | 1035 |
343 |
| Qualcomm Incorporated | 84189 |
274 |
| Nokia Technologies Oy | 17491 |
267 |
| Huawei Technologies Co., Ltd. | 110438 |
237 |
| Dolby International AB | 609 |
195 |
| Samsung Electronics Co., Ltd. | 143555 |
127 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6121 |
121 |
| Sony Corporation | 31171 |
105 |
| Electronics and Telecommunications Research Institute | 9297 |
99 |
| Nippon Telegraph and Telephone Corporation | 17067 |
75 |
| LG Electronics Inc. | 72247 |
60 |
| Apple Inc. | 54300 |
58 |
| Sony Group Corporation | 13386 |
53 |
| DTS, Inc. | 382 |
45 |
| Koninklijke Philips N.V. | 24499 |
41 |
| Voiceage Corporation | 117 |
39 |
| Google LLC | 41681 |
38 |
| Ericsson | 21531 |
37 |
| Other owners | 813 |