- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 19/587 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal sub-sampling or interpolation, e.g. decimation or subsequent interpolation of pictures in a video sequence
Patent holdings for IPC class H04N 19/587
Total number of patents in this class: 602
10-year publication summary
|
47
|
43
|
58
|
41
|
45
|
38
|
40
|
37
|
43
|
23
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 91997 |
41 |
| LG Electronics Inc. | 75654 |
35 |
| Dolby Laboratories Licensing Corporation | 4320 |
31 |
| Microsoft Technology Licensing, LLC | 54439 |
26 |
| Electronics and Telecommunications Research Institute | 9670 |
22 |
| Samsung Electronics Co., Ltd. | 157557 |
21 |
| Kwangwoon University Industry-academic Collaboration Foundation | 491 |
19 |
| Dolby Video Compression, LLC | 392 |
19 |
| University-industry Cooperation Group of Kyung Hee University | 1337 |
16 |
| Huawei Technologies Co., Ltd. | 123282 |
15 |
| Sony Corporation | 30208 |
14 |
| NTT DoCoMo, Inc. | 14659 |
9 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 23266 |
9 |
| Avago Technologies International Sales Pte. Limited | 8564 |
9 |
| Fujitsu Limited | 16862 |
7 |
| InterDigital Holdings, Inc. | 958 |
7 |
| SZ DJI Technology Co., Ltd | 6932 |
7 |
| Bytedance Inc. | 4371 |
7 |
| Sony Group Corporation | 15597 |
7 |
| Apple Inc. | 58705 |
6 |
| Other owners | 275 |