- All sections
- H - Electricity
- H03M - Coding, decoding or code conversion, in general
- H03M 13/25 - Error detection or forward error correction by signal space coding, i.e. adding redundancy in the signal constellation, e.g. Trellis Coded Modulation [TCM]
Patent holdings for IPC class H03M 13/25
Total number of patents in this class: 1195
10-year publication summary
|
106
|
154
|
101
|
106
|
217
|
133
|
111
|
78
|
51
|
12
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 131630 |
251 |
| Electronics and Telecommunications Research Institute | 8830 |
167 |
| LG Electronics Inc. | 69257 |
76 |
| Saturn Licensing LLC | 1502 |
61 |
| Huawei Technologies Co., Ltd. | 100781 |
54 |
| Panasonic Corporation | 20786 |
31 |
| Sony Corporation | 32931 |
29 |
| Qualcomm Incorporated | 76576 |
26 |
| Constellation Designs, LLC | 43 |
19 |
| SK Hynix Inc. | 11030 |
17 |
| Sun Patent Trust | 1972 |
17 |
| Mitsubishi Electric Corporation | 43934 |
16 |
| NEC Corporation | 32703 |
15 |
| Marvell Asia PTE, Ltd. | 6841 |
14 |
| JPMorgan Chase Bank, National Association | 10964 |
13 |
| Panasonic Intellectual Property Corporation of America | 7230 |
12 |
| Panasonic Holdings Corporation | 1325 |
11 |
| Thomson Licensing | 4027 |
10 |
| Intel Corporation | 45621 |
9 |
| Texas Instruments Incorporated | 19376 |
8 |
| Other owners | 339 |