Device for controlling a scanning active antenna
US11955999B2 · kind B2 · utility
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2References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 19, 2021 |
| Grant date | Apr 9, 2024 |
| Priority date | — |
| Expiry date | Dec 19, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B1/1607
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A device for controlling the efficiency of a scanning active antenna includes at least two transmission paths Txi, a transmission path comprising a phase control module, and a power stage at the output of which a radiating element is arranged, comprising at least: a voltage modulator located upstream of the power stage of each of the radiating elements, a control device transmitting a PWM drain voltage control signal configured so as to manage the gain of a power stage in accordance with a predefined first bias law and to control the phase applied to the drain of the power stage in accordance with a second bias law.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.