- All sections
- H - Electricity
- H03L - Automatic control, starting, synchronisation, or stabilisation of generators of electronic oscillations or pulses
- H03L 7/187 - 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 a time difference being used for locking the loop, the counter counting between fixed numbers or the frequency divider dividing by a fixed number using means for coarse tuning the voltage controlled oscillator of the loop
Patent holdings for IPC class H03L 7/187
Total number of patents in this class: 64
10-year publication summary
3
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4
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2
|
2
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5
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5
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9
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10
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4
|
3
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2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Qualcomm Incorporated | 76576 |
4 |
Panasonic Corporation | 20786 |
4 |
Power Integrations, Inc. | 527 |
4 |
Intel Corporation | 45621 |
3 |
Texas Instruments Incorporated | 19376 |
3 |
Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
3 |
Skyworks Solutions, Inc. | 3450 |
3 |
Samsung Electronics Co., Ltd. | 131630 |
2 |
International Business Machines Corporation | 60644 |
2 |
Huawei Technologies Co., Ltd. | 100781 |
2 |
Silicon Motion, Inc. | 1009 |
2 |
Viavi Solutions Inc. | 1363 |
2 |
Marvell Asia PTE, Ltd. | 6841 |
2 |
Cavium International | 5549 |
2 |
Nokia Corporation | 6965 |
1 |
Fujitsu Limited | 19265 |
1 |
Raytheon Company | 8535 |
1 |
NPX B.V. | 2204 |
1 |
Synopsys, Inc. | 2829 |
1 |
The Regents of the University of Michigan | 4409 |
1 |
Other owners | 20 |