- 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: 521
10-year publication summary
|
72
|
52
|
47
|
43
|
57
|
41
|
43
|
36
|
38
|
8
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 76576 |
34 |
| Dolby Laboratories Licensing Corporation | 3883 |
23 |
| Samsung Electronics Co., Ltd. | 131630 |
22 |
| LG Electronics Inc. | 69257 |
22 |
| Microsoft Technology Licensing, LLC | 51439 |
20 |
| Sony Corporation | 32931 |
19 |
| Electronics and Telecommunications Research Institute | 8830 |
18 |
| GE Video Compression, LLC | 373 |
17 |
| Kwangwoon University Industry-academic Collaboration Foundation | 323 |
15 |
| University-industry Cooperation Group of Kyung Hee University | 1078 |
15 |
| Huawei Technologies Co., Ltd. | 100781 |
11 |
| Mitsubishi Electric Corporation | 43934 |
10 |
| NTT DoCoMo, Inc. | 11501 |
9 |
| Avago Technologies International Sales Pte. Limited | 9260 |
9 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 18739 |
8 |
| Apple Inc. | 50209 |
7 |
| Fujitsu Limited | 19265 |
7 |
| Sony Interactive Entertainment LLC | 1946 |
7 |
| Sony Group Corporation | 10730 |
7 |
| Ericsson | 20417 |
6 |
| Other owners | 235 |