Antenna for radiating-cable to vehicle communication systems

Communications: radio wave antennas – Antennas – Slot type

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343713, H01Q 1310

Patent

active

06091372&

ABSTRACT:
A low-loss vehicle communications system including a stationary radiating cable antenna and a slotted array antenna, either of which may be operated as transmitting and/or receiving antennas. The radiating cable antenna includes a plurality of apertures designed to produce a radiated field having a defined phase front in response to excitation of the antenna. The slotted array antenna is mounted to a vehicle movable in an axial direction along a length of the stationary radiating cable antenna. The slotted array antenna includes a corresponding plurality of slots which are oriented so as to couple to the radiated field along a phase front substantially matching the phase front of the radiating cable antenna.

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