Patent ID: 9024829
Filing Date: 2015-05-05
Classification: H01Q

Abstract:
1. In a truck cab having a first metallic pillar at a driver's side, a second metallic pillar at a passenger's side, a raised dielectric roof extending from the first and second metallic pillars and having an inside surface, a headliner, and a space between the headliner and the inside surface, the improvement comprising: an inductor-capacitor (LC) circuit mounted in the space between the headliner and the inside surface and connected to one of the first and second metallic pillars, and a citizens band (CB) antenna connected to the LC circuit, and mounted to and extending along the inside surface parallel to one of the driver's side and passenger's side, wherein the LC circuit is configured to block signals outside the CB frequency range, and the one of the first and second metallic pillars provides a ground plane for the CB antenna, while the CB antenna remains hidden from view.