- All sections
- H - Electricity
- H03L - Automatic control, starting, synchronisation or stabilisation of generators of electronic oscillations or pulses
- H03L 7/199 - 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 numbers which are variable in time or the frequency divider dividing by a factor variable in time, e.g. for obtaining fractional frequency division with reset of the frequency divider or the counter, e.g. for assuring initial synchronisation
Patent holdings for IPC class H03L 7/199
Total number of patents in this class: 22
10-year publication summary
2
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1
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3
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2
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2
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2
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3
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1
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4
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0
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2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Samsung Electronics Co., Ltd. | 145416 |
2 |
Fondazione Istituto Italiano di Tecnologia | 579 |
2 |
Analog Devices International Unlimited Company | 1895 |
2 |
Shaoxing Yuanfang Semiconductor Co., Ltd. | 35 |
2 |
Qualcomm Incorporated | 84971 |
1 |
International Business Machines Corporation | 61207 |
1 |
Fujitsu Limited | 18343 |
1 |
Fujitsu Ten Limited | 456 |
1 |
Texas Instruments Incorporated | 19480 |
1 |
Texas Instruments Japan, Ltd. | 1656 |
1 |
Altera Corporation | 2209 |
1 |
Amazon Technologies, Inc. | 26591 |
1 |
Ciena Corporation | 2027 |
1 |
ARM Limited | 4637 |
1 |
Asahi Kasei Microdevices Corporation | 531 |
1 |
Renesas Electronics America Inc. | 323 |
1 |
STMicroelectronics International N.V. | 3146 |
1 |
Changxin Memory Technologies, Inc. | 4927 |
1 |
Other owners | 0 |