Patent ID: 11955690
Assignee: SMART RADAR SYSTEM, INC.
Field: Measurement (Instruments)
Classification: CPC G  H | IPC G  H

Claim 0:
1. A radio detection and ranging (RADAR) level gauging apparatus comprising:
an antenna configured to emit a RADAR signal to a level interface and receive the RADAR signal reflected from the level interface; and
a controller configured to perform transmission control for the RADAR signal emitted by the antenna, reception control for the RADAR signal received by the antenna, and level measurement control using the received RADAR signal,
wherein the antenna includes:
a lens through which the RADAR signal is transmitted or received in a direction perpendicular to the level interface; and
an absorber configured to reduce a side lobe of the RADAR signal transmitted or received through the lens, and
wherein the lens includes a Luneburg lens.