- 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: 671
10-year publication summary
|
59
|
60
|
75
|
66
|
47
|
36
|
14
|
25
|
32
|
16
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Texas Instruments Incorporated | 19663 |
37 |
| Qualcomm Incorporated | 91997 |
28 |
| Samsung Electronics Co., Ltd. | 157557 |
24 |
| Huawei Technologies Co., Ltd. | 123282 |
18 |
| Boe Technology Group Co., Ltd. | 44004 |
16 |
| Intel Corporation | 47102 |
15 |
| Infineon Technologies AG | 8400 |
13 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 48248 |
13 |
| NPX B.V. | 2816 |
10 |
| Nihon Dempa Kogyo Co., Ltd. | 255 |
10 |
| SK Hynix Inc. | 12452 |
9 |
| NXP USA, Inc. | 4394 |
9 |
| Skyworks Solutions, Inc. | 3947 |
8 |
| Beijing BOE Technology Development Co., Ltd. | 4185 |
8 |
| Apple Inc. | 58705 |
7 |
| Seiko Epson Corporation | 20248 |
7 |
| Micron Technology, Inc. | 27626 |
7 |
| Mediatek Inc. | 5316 |
7 |
| Realtek Semiconductor Corp. | 3503 |
7 |
| Cirrus Logic, Inc. | 1803 |
7 |
| Other owners | 411 |