- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 21/2383 - Channel coding of digital bit-stream, e.g. modulation
Patent holdings for IPC class H04N 21/2383
Total number of patents in this class: 578
10-year publication summary
|
69
|
56
|
47
|
53
|
36
|
23
|
18
|
16
|
11
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Electronics Inc. | 75274 |
174 |
| Samsung Electronics Co., Ltd. | 155224 |
31 |
| ARRIS Enterprises LLC | 3421 |
30 |
| Saturn Licensing LLC | 1445 |
24 |
| Electronics and Telecommunications Research Institute | 9582 |
20 |
| Sony Corporation | 30327 |
16 |
| Comcast Cable Communications, LLC | 5091 |
13 |
| HyperX Holdings LLC | 142 |
13 |
| Microsoft Technology Licensing, LLC | 54289 |
12 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 5202 |
12 |
| Dolby Laboratories Licensing Corporation | 4289 |
12 |
| Qualcomm Incorporated | 90870 |
8 |
| Vecima Networks Inc. | 104 |
8 |
| LiveU Ltd. | 50 |
7 |
| One Media LLC | 67 |
7 |
| Cubic Digital Intelligence, Inc. | 79 |
7 |
| Charter Communications Operating, LLC | 1535 |
6 |
| Huawei Technologies Co., Ltd. | 121192 |
5 |
| Shanghai National Engineering Research Center of Digital Television Co., Ltd. | 58 |
5 |
| ViaSat, Inc. | 1695 |
5 |
| Other owners | 163 |