- All sections
- H - Electricity
- H04B - Transmission
- H04B 7/0491 - Diversity systemsMulti-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas using two or more sectors, i.e. sector diversity
Patent holdings for IPC class H04B 7/0491
Total number of patents in this class: 186
10-year publication summary
|
7
|
19
|
38
|
30
|
30
|
18
|
14
|
15
|
13
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Electronics Inc. | 72807 |
18 |
| Qualcomm Incorporated | 84971 |
16 |
| Intel Corporation | 46949 |
13 |
| Huawei Technologies Co., Ltd. | 111975 |
13 |
| Ericsson | 21704 |
11 |
| Panasonic Intellectual Property Corporation of America | 7613 |
10 |
| Samsung Electronics Co., Ltd. | 145416 |
9 |
| Sony Corporation | 31093 |
9 |
| Telefonaktiebolaget LM Ericsson (publ) | 27855 |
8 |
| Interdigital Patent Holdings, Inc. | 5343 |
6 |
| Intel IP Corporation | 2195 |
5 |
| T-Mobile Innovations LLC | 3630 |
5 |
| Apple Inc. | 54658 |
4 |
| Rampart Communications, Inc. | 56 |
4 |
| Toyota Motor Corporation | 31819 |
3 |
| International Forte Group LLC | 8 |
3 |
| Honeywell International Inc. | 13525 |
2 |
| Panasonic Corporation | 20136 |
2 |
| Cisco Technology, Inc. | 19860 |
2 |
| Airspan Networks Inc. | 63 |
2 |
| Other owners | 41 |