US 12,249,964 B2
R-mode receiver assembly
Lars Grundhöfer, Horneburg (DE); and Filippo Rizzi, Neustrelitz (DE)
Assigned to Deutsches Zentrum für Luft- und Raumfahrt e.V., Bonn (DE)
Filed by Deutsches Zentrum für Luft- und Raumfahrt e.V., Bonn (DE)
Filed on Apr. 24, 2023, as Appl. No. 18/138,595.
Claims priority of application No. 202022102208.9 (DE), filed on Apr. 25, 2022.
Prior Publication US 2023/0344389 A1, Oct. 26, 2023
Int. Cl. H04B 1/00 (2006.01); H03F 3/189 (2006.01)
CPC H03F 3/189 (2013.01) [H04B 1/0003 (2013.01); H03F 2200/294 (2013.01)] 17 Claims
OG exemplary drawing
 
1. An R-mode receiver arrangement comprising:
a low-noise amplifier,
a bandpass filter, and
an RTL software-defined radio receiver module,
wherein an input of the low-noise amplifier is configured to be connectable to a receiving antenna, wherein an output of the low-noise amplifier is connected to the RTL software-defined radio receiver module via the bandpass filter;
wherein the bandpass filter has a passband from 250 kHz to 375 kHz.