- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 27/18 - Phase-modulated carrier systems, i.e. using phase-shift keying
Patent holdings for IPC class H04L 27/18
Total number of patents in this class: 759
10-year publication summary
63
|
75
|
81
|
86
|
76
|
63
|
46
|
44
|
30
|
4
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
LG Electronics Inc. | 69257 |
56 |
Qualcomm Incorporated | 76576 |
45 |
Huawei Technologies Co., Ltd. | 100781 |
40 |
Samsung Electronics Co., Ltd. | 131630 |
39 |
Comcast Cable Communications, LLC | 4075 |
29 |
Electronics and Telecommunications Research Institute | 8830 |
25 |
Intel Corporation | 45621 |
24 |
Marvell Asia PTE, Ltd. | 6841 |
19 |
Ericsson | 20417 |
16 |
Cavium International | 5549 |
13 |
Telefonaktiebolaget LM Ericsson (publ) | 26435 |
12 |
Apple Inc. | 50209 |
11 |
Texas Instruments Incorporated | 19376 |
11 |
Sony Corporation | 32931 |
10 |
ZTE Corporation | 39218 |
10 |
Aviation Communication & Surveillance Systems LLC | 112 |
10 |
SK Telecom Co., Ltd. | 1699 |
10 |
Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 18739 |
9 |
Sun Patent Trust | 1972 |
9 |
Panasonic Corporation | 20786 |
8 |
Other owners | 353 |