- 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: 655
10-year publication summary
|
49
|
73
|
59
|
60
|
75
|
66
|
46
|
36
|
14
|
10
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Texas Instruments Incorporated | 19376 |
32 |
| Qualcomm Incorporated | 76576 |
23 |
| Samsung Electronics Co., Ltd. | 131630 |
22 |
| Intel Corporation | 45621 |
17 |
| Huawei Technologies Co., Ltd. | 100781 |
17 |
| Boe Technology Group Co., Ltd. | 35384 |
16 |
| Infineon Technologies AG | 8189 |
13 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
13 |
| Nihon Dempa Kogyo Co., Ltd. | 265 |
12 |
| Skyworks Solutions, Inc. | 3450 |
12 |
| SK Hynix Inc. | 11030 |
9 |
| Apple Inc. | 50209 |
8 |
| Fujitsu Limited | 19265 |
8 |
| Mediatek Inc. | 4584 |
8 |
| NXP USA, Inc. | 4155 |
8 |
| Telefonaktiebolaget LM Ericsson (publ) | 26435 |
8 |
| Beijing BOE Technology Development Co., Ltd. | 1600 |
8 |
| Seiko Epson Corporation | 18724 |
7 |
| Micron Technology, Inc. | 24960 |
7 |
| Analog Devices, Inc. | 3475 |
7 |
| Other owners | 400 |