- All sections
- H - Electricity
- H04W - Wireless communication networks
- H04W 72/231 - Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal the control data signalling from the layers above the physical layer, e.g. RRC or MAC-CE signalling
Patent holdings for IPC class H04W 72/231
Total number of patents in this class: 1107
10-year publication summary
|
1
|
1
|
13
|
21
|
13
|
9
|
20
|
252
|
657
|
101
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 139302 |
179 |
| LG Electronics Inc. | 71074 |
102 |
| Qualcomm Incorporated | 82009 |
96 |
| NTT DoCoMo, Inc. | 12305 |
55 |
| Huawei Technologies Co., Ltd. | 106915 |
53 |
| ZTE Corporation | 41096 |
53 |
| Beijing Xiaomi Mobile Software Co., Ltd. | 10890 |
52 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 20072 |
43 |
| Vivo Mobile Communication Co., Ltd. | 11387 |
32 |
| Apple Inc. | 52845 |
30 |
| Sharp Kabushiki Kaisha | 18855 |
29 |
| Intel Corporation | 46153 |
27 |
| Sharp Corporation | 10194 |
26 |
| Ericsson | 21171 |
24 |
| Nokia Technologies Oy | 16586 |
23 |
| Shanghai Langbo Communication Technology Company Limited | 1268 |
19 |
| Ofinno, LLC | 1440 |
19 |
| Blackpin Inc. | 304 |
16 |
| Electronics and Telecommunications Research Institute | 9037 |
15 |
| Lenovo (Beijing) Limited | 3139 |
15 |
| Other owners | 199 |