- All sections
- H - Electricity
- H03L - Automatic control, starting, synchronisation, or stabilisation of generators of electronic oscillations or pulses
- H03L 7/091 - Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop - Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector using a sampling device
Patent holdings for IPC class H03L 7/091
Total number of patents in this class: 505
10-year publication summary
33
|
54
|
81
|
59
|
62
|
51
|
38
|
29
|
35
|
19
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Intel Corporation | 45621 |
29 |
Samsung Electronics Co., Ltd. | 131630 |
22 |
Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
21 |
Qualcomm Incorporated | 76576 |
17 |
Rambus Inc. | 2314 |
15 |
Texas Instruments Incorporated | 19376 |
13 |
Realtek Semiconductor Corp. | 3028 |
12 |
Apple Inc. | 50209 |
11 |
Huawei Technologies Co., Ltd. | 100781 |
8 |
Infineon Technologies AG | 8189 |
7 |
Xilinx, Inc. | 4086 |
7 |
International Business Machines Corporation | 60644 |
6 |
Synopsys, Inc. | 2829 |
6 |
Socionext Inc. | 1575 |
6 |
NXP USA, Inc. | 4155 |
6 |
PhotonIC Technologies (Shanghai) Co., Ltd | 19 |
6 |
Marvell Asia PTE, Ltd. | 6841 |
6 |
Cisco Technology, Inc. | 18858 |
5 |
Seagate Technology LLC | 4228 |
5 |
Altera Corporation | 2241 |
5 |
Other owners | 292 |