- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 19/174 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a slice, e.g. a line of blocks or a group of blocks
Patent holdings for IPC class H04N 19/174
Total number of patents in this class: 2973
10-year publication summary
220
|
190
|
208
|
236
|
232
|
301
|
408
|
326
|
358
|
133
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
LG Electronics Inc. | 69257 |
248 |
Qualcomm Incorporated | 76576 |
206 |
Bytedance Inc. | 2313 |
184 |
Huawei Technologies Co., Ltd. | 100781 |
129 |
Beijing Bytedance Network Technology Co., Ltd. | 3621 |
110 |
Samsung Electronics Co., Ltd. | 131630 |
109 |
Sun Patent Trust | 1972 |
106 |
Tencent America LLC | 2959 |
100 |
GE Video Compression, LLC | 373 |
97 |
Microsoft Technology Licensing, LLC | 51439 |
85 |
Sony Corporation | 32931 |
82 |
Texas Instruments Incorporated | 19376 |
66 |
Ericsson | 20417 |
57 |
Apple Inc. | 50209 |
47 |
KT Corporation | 1885 |
47 |
Electronics and Telecommunications Research Institute | 8830 |
46 |
HFI Innovation Inc. | 755 |
41 |
Dolby International AB | 1076 |
39 |
Canon Inc. | 36841 |
37 |
Sony Group Corporation | 10730 |
37 |
Other owners | 1100 |