Interferometric direction-finding antenna array with multiplexed/switched radiating elements
US-11579234-B2 · Feb 14, 2023 · US
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the separate antennas having differently-oriented directivity characteristics
the separate antennas having differently-oriented directivity characteristics · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01S3/36 |
| Official title | the separate antennas having differently-oriented directivity characteristics |
| Display label | the separate antennas having differently-oriented directivity characteristics |
| Total patents | 24 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 3 |
| 2017 | 2 |
| 2018 | 4 |
| 2019 | 4 |
| 2020 | 3 |
| 2021 | 5 |
| 2022 | 1 |
| 2023 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Asset location using direction finding features
US-11378641-B2 · Jul 5, 2022 · US
Method and device for estimating an angle of arrival of an incident radio signal
US-11181605-B2 · Nov 23, 2021 · US
Interferometric Direction-Finding Antenna Array with Multiplexed/Switched Radiating Elements
US-2021349173-A1 · Nov 11, 2021 · US
Determining azimuth of an antenna based on identification of an azimuth error
US-11131538-B2 · Sep 28, 2021 · US
Asset location using direction finding features
US-2021055366-A1 · Feb 25, 2021 · US
Method and device for estimating an angle of departure
US-2021048501-A1 · Feb 18, 2021 · US
Asset location using direction finding features
US-10775471-B2 · Sep 15, 2020 · US
Method for direction finding and direction finding antenna unit
US-10677878-B2 · Jun 9, 2020 · US
Method and device for estimating an angle of arrival of an incident radio signal
US-2020142020-A1 · May 7, 2020 · US
Asset location using direction finding features
US-2019302216-A1 · Oct 3, 2019 · US
Multipolarized vector sensor array antenna system for search and rescue applications
US-10416268-B2 · Sep 17, 2019 · US
Method for determining a reception direction of a radio signal
US-2019154790-A1 · May 23, 2019 · US
Asset location using direction finding features
US-10295647-B1 · May 21, 2019 · US
Multipolarized vector sensor array antenna system for search and rescue applications
US-2018123238-A1 · May 3, 2018 · US
Apparatus and method for determining the elevation angle in a radar system
US-9958543-B2 · May 1, 2018 · US
Receiver circuit
US-9929790-B2 · Mar 27, 2018 · US
Method for direction finding and direction finding antenna unit
US-2018052215-A1 · Feb 22, 2018 · US
Receiver circuit
US-2017331545-A1 · Nov 16, 2017 · US
Methods and apparatus for determining angle of arrival (AOA) in a radar warning receiver
US-9739878-B2 · Aug 22, 2017 · US