- All sections
- H - Electricity
- H03L - Automatic control, starting, synchronisation or stabilisation of generators of electronic oscillations or pulses
- H03L 7/191 - 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 at least two different signals from the frequency divider or the counter for determining the time difference
Patent holdings for IPC class H03L 7/191
Total number of patents in this class: 31
10-year publication summary
1
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2
|
5
|
5
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4
|
5
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2
|
1
|
3
|
1
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2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Qualcomm Incorporated | 82781 |
4 |
Apple Inc. | 53280 |
2 |
International Business Machines Corporation | 60389 |
2 |
Ericsson | 21298 |
2 |
Micron Technology, Inc. | 25961 |
2 |
SK Hynix Inc. | 10930 |
2 |
Movellus Circuits Inc., DBA Movellus Circuits Inc. | 35 |
2 |
Perceptia IP Pty Ltd | 10 |
2 |
Texas Instruments Incorporated | 19457 |
1 |
NPX B.V. | 2401 |
1 |
Rambus Inc. | 2338 |
1 |
Lawrence Livermore National Security, LLC | 1890 |
1 |
Agency for Science, Technology and Research | 3573 |
1 |
Cambridge Silicon Radio Limited | 101 |
1 |
II-VI Delaware, Inc. | 1714 |
1 |
Liming Xiu | 11 |
1 |
Nokia Siemens Networks Oy | 1563 |
1 |
Teledyne e2v Semiconductors SAS | 95 |
1 |
Cambridge Silicon Radio | 1 |
1 |
Inspur Suzhou Intelligent Technology Co., Ltd | 1015 |
1 |
Other owners | 1 |