- All sections
- G - Physics
- G01S - Radio direction-finding; radio navigation; determining distance or velocity by use of radio waves; locating or presence-detecting by use of the reflection or reradiation of radio waves; analogous arrangements using other waves
- G01S 3/52 - Systems for determining direction or deviation from predetermined direction using a receiving antenna moving, or appearing to move, in a cyclic path to produce a Doppler variation of frequency of the received signal
Patent holdings for IPC class G01S 3/52
Total number of patents in this class: 16
10-year publication summary
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5
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1
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1
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0
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1
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1
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1
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1
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1
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0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Massachusetts Institute of Technology | 9795 |
4 |
| Ericsson | 20417 |
2 |
| Nokia Technologies Oy | 15057 |
2 |
| Nokia Corporation | 6965 |
1 |
| Electronics and Telecommunications Research Institute | 8830 |
1 |
| Rockwell Collins, Inc. | 2402 |
1 |
| Elbit Systems bmd and Land EW - Elisra Ltd | 6 |
1 |
| Viavi Solutions Inc. | 1363 |
1 |
| Wellington, Robert J. | 1 |
1 |
| Iseeloc, Inc. | 4 |
1 |
| National Technology & Engineering Solutions of Sandia, LLC | 1851 |
1 |
| Other owners | 0 |