Antenna with switchable beam pattern
US11271318B2 · kind B2 · utility
0Cited by
7References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 19, 2019 |
| Grant date | Mar 8, 2022 |
| Priority date | — |
| Expiry date | Mar 19, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q25/04
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A waveguide antenna is disclosed, comprising: a first plurality of slots, for producing a beam having a first radiation pattern at a first resonant frequency; and a second plurality of slots, for producing a beam having a second radiation pattern at a second resonant frequency. A method of operation of the waveguide antenna is also disclosed, comprising: operating the transceiver at a first frequency to detect objects in a first field of view; and operating the transceiver at a second frequency to detect objects in a second field of view.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.