- 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: 576
10-year publication summary
|
50
|
45
|
42
|
54
|
39
|
44
|
38
|
40
|
36
|
37
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 85833 |
42 |
| LG Electronics Inc. | 73344 |
29 |
| Dolby Laboratories Licensing Corporation | 4135 |
29 |
| Microsoft Technology Licensing, LLC | 53786 |
26 |
| Electronics and Telecommunications Research Institute | 9416 |
22 |
| Samsung Electronics Co., Ltd. | 146811 |
21 |
| Dolby Video Compression, LLC | 345 |
19 |
| Kwangwoon University Industry-academic Collaboration Foundation | 421 |
17 |
| Sony Corporation | 31025 |
16 |
| University-industry Cooperation Group of Kyung Hee University | 1215 |
16 |
| Huawei Technologies Co., Ltd. | 113064 |
15 |
| NTT DoCoMo, Inc. | 13158 |
9 |
| Avago Technologies International Sales Pte. Limited | 8748 |
9 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 21084 |
8 |
| Apple Inc. | 55174 |
7 |
| Fujitsu Limited | 18402 |
7 |
| InterDigital Holdings, Inc. | 837 |
7 |
| SZ DJI Technology Co., Ltd | 6850 |
7 |
| Sony Group Corporation | 13918 |
7 |
| Ericsson | 21804 |
6 |
| Other owners | 257 |