System for testing wireless communication equipment employing antennas
A system for testing wireless communication equipment which includes a beamforming antenna, the system comprising: a probe for coupling an antenna element of the beamforming antenna of the wireless communication equipment to be tested to a test and measurement unit; and a lid configured to cover the beamforming antenna, wherein the lid is provided with a port for receiving the probe, such that the probe couples to the antenna element.
1. A system for testing wireless communication equipment, the system comprising:
a probe for coupling an antenna element of a beamforming antenna of wireless communication equipment to be tested to a test and measurement unit, wherein the wireless communication equipment is to transmit a wave in the microwave band or in the millimeter wave band; and
a lid to cover the beamforming antenna of the wireless communication equipment,
wherein the lid is provided to facilitate the probe to align and couple to the antenna element using a probe coupling element.
2. The system of claim 1 , wherein the lid is of a material that is opaque to electromagnetic radiation, and wherein the lid is provided with a material which absorbs electromagnetic radiation.
3. The system of claim 1 , wherein the port is positioned such that, when the lid is in position on the antenna and the probe is received in the port, the probe aligns with the antenna element.
4. The system of claim 1 , wherein the lid is to engage with a mechanical feature of the beamforming antenna.
5. The system of claim 1 , wherein a first end of the probe is in physical contact with the antenna element.
6. The system of claim 1 , wherein a first end of the probe is in close proximity to the antenna element, such that the probe couples to the antenna element in or close to a near field reactive region of the antenna element.
7. The system of claim 6 , wherein a distance between the first end of the probe and the antenna element is equal to or less than λ/2π, where λ represents a wavelength of a test signal to be transmitted or received by the antenna element.
8. The system of claim 1 , wherein the probe comprises at least one of:
a dielectrically loaded waveguide;
an air filled waveguide;
a loop antenna;
a dipole antenna;
a monopole antenna;
a coaxial cable; and
a coaxial connector.
9. The system of claim 1 , wherein the system comprises a plurality of probes, and wherein the lid is provided with a plurality of ports for receiving the plurality of probes, such that, when the plurality of probes is received in the plurality of ports, each of the plurality of probes couples to a different antenna element of the antenna of the wireless communication equipment to be tested.
10. The system of claim 1 , wherein the antenna is a dual polarizing antenna and the probe is a dual polarizing probe.
11. A method for testing wireless communication equipment, the method comprising:
covering a beamforming antenna of wireless communications equipment with a lid, the lid being provided with a port for receiving a probe, wherein the wireless communication equipment is to transmit a wave in the microwave band or in the millimeter wave band;
receiving a probe in the port of the lid;
communicatively coupling the probe at a first end thereof to an antenna element of the beamforming antenna using a probe coupling element;
communicatively coupling the probe at a second end thereof to test and measurement equipment;
transmitting or receiving, by the antenna element, a test signal; and
detecting or generating, at the test and measurement equipment, the test signal.
12. The method of claim 11 , wherein the lid is of a material that is opaque to electromagnetic radiation, and wherein the lid is provided with a material which absorbs electromagnetic radiation.
13. The method of claim 11 , wherein the port is positioned such that, when the lid is in position on the antenna and the probe is received in the port, the probe aligns with the antenna element.
14. The method of claim 11 , wherein the lid is to engage with mechanical feature of the beamforming antenna.
15. The method of claim 11 , wherein the first end of the probe is in physical contact with the antenna element.
16. The method of claim 11 , wherein the first end of the probe is in close proximity to the antenna element, such that the probe couples to the antenna element in or close to a near field reactive region of the antenna element.
17. The method of claim 16 , wherein a distance between the first end of the probe and the antenna element is equal to or less than λ/2π, where λ represents a wavelength of a test signal to be transmitted or received by the antenna element.
18. The method of claim 11 , wherein the probe comprises at least one of:
a dielectrically loaded waveguide;
an air filled waveguide;
a loop antenna;
a dipole antenna;
a monopole antenna;
a coaxial cable; and
a coaxial connector.
19. The method of claim 11 , wherein the lid is provided with a plurality of ports for receiving a plurality of probes, and wherein the method further comprises receiving a plurality of probes in the plurality of ports, such that, when the plurality of probes is received in the plurality of ports, each of the plurality of probes couples to a different antenna element of the antenna of the wireless communication equipment to be tested.
20. The method of claim 11 , wherein the antenna is a dual polarizing antenna and the probe is a dual polarizing probe.