US 12,119,855 B2
Single-cable radio antenna system for a vehicle
Duane S. Carper, Davison, MI (US); Nahel Eshaq, Rochester, MI (US); Gregg R. Kittinger, Oakland Township, MI (US); Hyok Jae Song, Oak Park, CA (US); and Hanseung Lee, Thousand Oaks, CA (US)
Assigned to GM GLOBAL TECHNOLOGY OPERATIONS LLC, Detroit, MI (US)
Filed by GM Global Technology Operations LLC, Detroit, MI (US)
Filed on Jul. 12, 2022, as Appl. No. 17/812,012.
Prior Publication US 2024/0022274 A1, Jan. 18, 2024
Int. Cl. H04B 1/16 (2006.01); H03F 3/19 (2006.01); H04B 1/00 (2006.01)
CPC H04B 1/16 (2013.01) [H03F 3/19 (2013.01); H04B 1/0064 (2013.01); H03F 2200/451 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A system for receiving radio signals for a vehicle, the system comprising:
an antenna farm unit including:
a plurality of antennas;
a plurality of amplifiers, wherein each of the plurality of amplifiers has an input port and an output port, and wherein the input port of each of the plurality of amplifiers is in electrical communication with one of the plurality of antennas; and
a multiplexer in electrical communication with the output port of each of the plurality of amplifiers;
a radio unit including:
a plurality of tuners; and
a demultiplexer in electrical communication with the plurality of tuners; and
a transmission line for connecting the antenna farm unit to the radio unit, wherein the transmission line has a first terminal and a second terminal, and wherein the first terminal of the transmission line is electrically connected to the multiplexer and the second terminal of the transmission line is electrically connected to the demultiplexer.