- 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: 188
10-year publication summary
|
7
|
19
|
37
|
30
|
29
|
17
|
14
|
15
|
13
|
8
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Electronics Inc. | 73714 |
18 |
| Qualcomm Incorporated | 86990 |
17 |
| Intel Corporation | 46921 |
13 |
| Huawei Technologies Co., Ltd. | 114462 |
13 |
| Ericsson | 21917 |
11 |
| Panasonic Intellectual Property Corporation of America | 6872 |
10 |
| Samsung Electronics Co., Ltd. | 148077 |
9 |
| Sony Corporation | 30901 |
9 |
| Telefonaktiebolaget LM Ericsson (publ) | 28377 |
8 |
| Interdigital Patent Holdings, Inc. | 5794 |
6 |
| Intel IP Corporation | 2194 |
5 |
| T-Mobile Innovations LLC | 3697 |
5 |
| Apple Inc. | 55735 |
4 |
| Rampart Communications, Inc. | 58 |
4 |
| Toyota Motor Corporation | 33077 |
3 |
| International Forte Group LLC | 8 |
3 |
| Honeywell International Inc. | 13557 |
2 |
| Panasonic Corporation | 20018 |
2 |
| Cisco Technology, Inc. | 22061 |
2 |
| Airspan Networks Inc. | 63 |
2 |
| Other owners | 42 |