Minimal phase matched test target injection for parallel receiver phase and amplitude alignment
US11482779B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jul 12, 2019 |
| Grant date | Oct 25, 2022 |
| Priority date | — |
| Expiry date | Apr 15, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01S2013/0263
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A system is provided comprising: a plurality of receivers; a plurality of antennas; a calibration device coupled to the plurality of receivers; a plurality of antenna paths, each of the antenna paths being arranged to couple a respective one of the plurality of receivers with a respective one of the plurality of antennas; a plurality of first calibration paths, each of the first calibration paths being arranged to couple the calibration device to different respective first pair of the antenna paths; a plurality of second calibration paths, each of the second calibration paths being arranged to couple the calibration device to a different respective second pair of the antenna paths, each second pair of the antenna paths including at least one antenna path in common with any of the first pairs of the antenna paths.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.