IP Library › Granted Patent US 10,826,176
Granted Patent B2
US 10,826,176 · App. 16/035,050 · Granted Nov 3, 2020

Dielectric resonator antenna

Inventors: Mohammad S. Sharawi (Dhahran, SA); Ali Tawfiq Alreshaid (Dhahran, SA); Mohamed Tammam Hussein (Dhahran, SA)
Assignee: King Fahd University of Petroleum and Minerals
H01Q3/24H01Q1/243H01Q3/30H01Q9/0485H01Q21/22
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Quick Facts
Patent No.
US 10,826,176
App. No.
16/035,050
Granted
Nov 3, 2020
Kind
B2
Abstract

A dielectric resonator antenna array system includes a first array of a plurality of dielectric resonator antennas arranged in a first orientation and that forms a first beam, and a second array of a plurality of dielectric resonator antennas arranged in a second orientation, that is different from the first orientation, and that forms a second beam. Further, a dielectric resonator antenna array system includes a first array of a first type of plurality of dielectric resonator antennas arranged in a predetermined orientation and that forms a first beam, and a second array of a second type of plurality of dielectric resonator antennas arranged in the predetermined orientation and that forms a second beam.

Claims (21)

1. A dielectric resonator antenna, comprising:

a first array of a plurality of dielectric resonator antennas cylindrically arranged in a first orientation on a ground metallic sheet disposed on a dielectric substrate and configured to form a first beam, wherein the first array of a plurality of dielectric resonator antennas is coupled to an energy source with a microstrip line;

a second array of a plurality of dielectric resonator antennas arranged in a second orientation, different from the first orientation, and configured to form a second beam; and

circuitry configured to

receive detected beam shapes and corresponding excitation phases and amplitudes,

store an association between the detected beam shapes and the corresponding excitation phases and amplitudes in a look-up table, and

retrieve from the look-up table information associated with the excitation phases in response to determining that one or more beams overlaps.

2. The dielectric resonator antenna array system according to claim 1 , wherein the first orientation corresponds to a planar orientation and the second orientation corresponds to a linear orientation.

3. The dielectric resonator antenna array system according to claim 1 , wherein

the first array of the plurality of dielectric resonator antennas corresponds to a first type of dielectric resonator antennas, and

the second array of the plurality of dielectric resonator antennas corresponds to a second type of dielectric resonator antennas.

4. The dielectric resonator antenna array system according to claim 1 , wherein the first array of the plurality of dielectric resonator antennas and the second array of the plurality of dielectric resonator antennas correspond to a same type of dielectric resonator antennas.

5. The dielectric resonator antenna array system according to claim 1 , wherein the circuitry is configured to:

determine whether to change at least one of a first direction or a first shape of the first beam;

determine whether to change at least one of a second direction or a second shape of the second beam;

retrieve data of new excitation phases corresponding to the first array of the plurality of dielectric resonator antennas when a determination is made to change at least one of the first direction or the first shape of the first beam; and

retrieve data of other new excitation phases corresponding to the second array of the plurality of dielectric resonator antennas when a determination is made to change at least one of the second direction or the second shape of the second beam.

6. The dielectric resonator antenna array system according to claim 5 , wherein the circuitry is configured to:

alter the current excitation phases corresponding to the first array of the plurality of dielectric resonator antennas and the second array of the plurality of dielectric resonator antennas with at least one of the new excitation phases or the other new excitation phases.

7. The dielectric resonator antenna array system according to claim 5 , wherein said circuitry is configured to determine whether to change at least one of the first direction or the first shape of the first beam, and to determine whether to change at least one of the second direction or the second shape of the second beam based on the detected current excitation phases corresponding to the first array of the plurality of dielectric resonator antennas and the second array of the plurality of dielectric resonator antennas.

8. The dielectric resonator antenna array system according to claim 5 , wherein said circuitry is configured to determine whether to change at least one of the first direction or the first shape of the first beam, and to determine whether to change at least one of the second direction or the second shape of the second beam based on a location of an object communicating with the dielectric resonator antenna system.

Continuity (2)
Continuation 14931327 · Nov 3, 2015
Related Publication 20180342801A1 · Nov 29, 2018