Integrated additively manufactured modular aperture antenna
A device includes a frame and at least one printed circuit board attached to the frame. The frame includes an integrated aperture antenna array and an antenna feed in electrical communication with the at least one printed circuit board. The integrated aperture antenna array further includes a first conductive dipole arm in planar alignment with a surface of the frame; a second conductive dipole arm in planar alignment with the surface of the frame and adjacent to the first conductive dipole arm; a first feedline in electrical communication with the first conductive dipole arm and the antenna feed; a second feedline in electrical communication with the second conductive dipole arm and the surface of the frame; and a shorting arm in electrical communication with second conductive dipole arm and the frame.
1. A device comprising:
a frame including a ground plane; and
at least one printed circuit board attached to the frame,
wherein the at least one printed circuit board includes an integrated aperture antenna array comprising
an antenna feed in electrical communication with the at least one printed circuit board, the antenna feed configured to receive a signal over a wide bandwidth;
a first conductive dipole arm in planar alignment with a surface of the frame;
a second conductive dipole arm in planar alignment with the surface of the frame and adjacent to the first conductive dipole arm;
a first feedline in electrical communication with the first conductive dipole arm and the antenna feed;
a second feedline in electrical communication with the second conductive dipole arm and the surface of the frame;
at least one of a shorting arm and a conductive wall (“H-wall”), the shorting arm in electrical communication with second conductive dipole arm and the frame, the conductive wall (“H-wall”) in electrical communication with the ground plane and having an end adjacent to, and physically separate from, the second conductive dipole arm, an axial length of the H-wall being orthogonal to the ground plane; and
one or more frame couplers and one or more assembly keys configured to attach the frame, the frame couplers, and the at least one printed circuit board together via one or more threaded holes in the frame.
2. The device of claim 1 , wherein the frame comprises one or more soldering features for soldering the first feedline and the second feedline to the at least one printed circuit board.
3. The device of claim 1 , wherein the at least one of the shorting arm and the H-wall is a structural support element between the ground plane and the second conductive dipole arm.
4. The device of claim 1 , further comprising an integral element additively manufactured into a single continuous piece of material, the integral element including the first conductive dipole arm, the second conductive dipole arm, the first feedline, the second feedline, and the at least one of the shorting arm and the H-wall.
5. The device of claim 4 , wherein the integral element includes an electrically conductive material.
6. The device of claim 4 , wherein the integral element includes a dielectrically controlled material.
7. The device of claim 1 , wherein the frame includes at least one opening through which the antenna feed passes.
8. The device of claim 7 , wherein the at least one opening of the frame is hermetically sealed.