- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 5/12 - Channels characterised by the type of signal the signals being represented by different phase modulations of a single carrier
Patent holdings for IPC class H04L 5/12
Total number of patents in this class: 606
10-year publication summary
|
29
|
27
|
29
|
27
|
39
|
33
|
51
|
44
|
23
|
4
|
| 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 |
63 |
| Qualcomm Incorporated | 76576 |
51 |
| LG Electronics Inc. | 69257 |
28 |
| Huawei Technologies Co., Ltd. | 100781 |
24 |
| Ericsson | 20417 |
16 |
| Texas Instruments Incorporated | 19376 |
14 |
| Apple Inc. | 50209 |
11 |
| Marvell Asia PTE, Ltd. | 6841 |
10 |
| NEC Corporation | 32703 |
9 |
| Cavium International | 5549 |
9 |
| Sony Corporation | 32931 |
8 |
| Futurewei Technologies, Inc. | 3708 |
7 |
| Avago Technologies International Sales Pte. Limited | 9260 |
7 |
| Murata Manufacturing Co., Ltd. | 22355 |
6 |
| ROHDE & Schwarz GmbH & Co. KG | 1831 |
6 |
| Wsou Investments, LLC | 1115 |
6 |
| Electronics and Telecommunications Research Institute | 8830 |
5 |
| Microsoft Technology Licensing, LLC | 51439 |
5 |
| Realtek Semiconductor Corp. | 3028 |
5 |
| Cable Television Laboratories, Inc. | 876 |
5 |
| Other owners | 311 |