- All sections
- H - Electricity
- H03L - Automatic control, starting, synchronisation or stabilisation of generators of electronic oscillations or pulses
- H03L 7/18 - Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
Patent holdings for IPC class H03L 7/18
Total number of patents in this class: 667
10-year publication summary
|
73
|
59
|
60
|
74
|
66
|
46
|
36
|
14
|
25
|
29
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Texas Instruments Incorporated | 19484 |
36 |
| Qualcomm Incorporated | 87362 |
27 |
| Samsung Electronics Co., Ltd. | 148765 |
25 |
| Huawei Technologies Co., Ltd. | 115366 |
18 |
| Boe Technology Group Co., Ltd. | 41615 |
16 |
| Intel Corporation | 46455 |
15 |
| Infineon Technologies AG | 8277 |
13 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 45590 |
13 |
| Nihon Dempa Kogyo Co., Ltd. | 259 |
12 |
| Skyworks Solutions, Inc. | 3796 |
10 |
| SK Hynix Inc. | 11629 |
9 |
| NXP USA, Inc. | 4341 |
9 |
| NPX B.V. | 2607 |
8 |
| Telefonaktiebolaget LM Ericsson (publ) | 28484 |
8 |
| Beijing BOE Technology Development Co., Ltd. | 3432 |
8 |
| Apple Inc. | 56170 |
7 |
| Seiko Epson Corporation | 19675 |
7 |
| Micron Technology, Inc. | 26461 |
7 |
| Mediatek Inc. | 5215 |
7 |
| Realtek Semiconductor Corp. | 3345 |
7 |
| Other owners | 405 |