APPARATUS AND METHODS FOR SELECTIVELY TARGETING COMMUNICATION DEVICES WITH AN ANTENNA ARRAY

• US 20180166784A1
• Filed: 12/08/2016
• Published: 06/14/2018
• Est. Priority Date: 12/08/2016
• Status: Active Grant

• Current Assignee: AT&T Intellectual Property I LP (AT&T, Inc.)
• Original Assignee: AT&T Intellectual Property I LP (AT&T, Inc.)
• Inventors: JOHNSON, SHIKIK, BRITZ, DAVID M., HENRY, PAUL SHALA, BENNETT, ROBERT, BARZEGAR, FARHAD, GERSZBERG, IRWIN, BARNICKEL, DONALD J., WILLIS, III, THOMAS M.
• Granted Patent: US 10,411,356 B2
• Time in Patent Office: Days
• CPC Class Codes: H01Q 1/246 specially adapted for base stations
• CPC Class Codes: H01Q 1/38 formed by a conductive layer on an insulating support patch antennas H01Q9/0407; microstrip dipole antennas H01Q9/065; microstrip slot antennas H01Q13/106; transmission line microstrip antennas H01Q13/206; manufacturing reflecting surfaces using insulating material for supporting the reflecting surface H01Q15/142
• CPC Class Codes: H01Q 21/20 the units being spaced along or adjacent to a curvilinear path slotted waveguide arrays H01Q21/005; circularly or helically slotted waveguides H01Q21/0062
• CPC Class Codes: H01Q 25/002 providing at least two patterns of different beamwidth; Variable beamwidth antennas
• CPC Class Codes: H01Q 3/24 varying the orientation by switching energy from one active radiating element to another, e.g. for beam switching
• CPC Class Codes: H01Q 3/34 by electrical means active lenses or reflecting arrays H01Q3/46
• CPC Class Codes: H01Q 9/0485 Dielectric resonator antennas
• CPC Class Codes: H04B 5/0031 for data transfer
• CPC Class Codes: H04B 5/72 for local intradevice communication
• CPC Class Codes: H04B 7/0617 for beam forming
• CPC Class Codes: H04W 16/28 using beam steering
• CPC Class Codes: H04W 4/025 using location based information parameters
• CPC Class Codes: H04W 4/029 Location-based management or tracking services

Abstract

Aspects of the subject disclosure may include, detecting a communication device in transit, determining a trajectory of the communication device, selecting a section from a plurality of sections of an array of dielectric antennas according to the trajectory of the communication device, where the section corresponds to a set of one more dielectric antennas from the array of dielectric antennas coupled to a set of launchers, and directing the set of launchers to launch electromagnetic waves directed to the set of one more dielectric antennas to generate a beam pattern directed to the communication device while in transit. Other embodiments are disclosed.

Claims

1. A device, comprising:

an array of dielectric antennas;

a plurality of dielectric cores coupled to the array of dielectric antennas;

a processing system including a processor; and

a memory that stores executable instructions that, when executed by the processing system, facilitate performance of operations, the operations comprising;

organizing the array of dielectric antennas into a plurality of sections, each section comprising one more dielectric antennas that differs from other dielectric antennas in other sections of the array of dielectric antennas, wherein the plurality of sections are angularly displaced;

detecting a first location of a first communication device;

selecting a first section from the plurality of sections according to the first location of the first communication device, wherein the first section corresponds to a first set of one more dielectric antennas from the array of dielectric antennas coupled to a first set of one or more dielectric cores from the plurality of dielectric cores; and

launching first electromagnetic waves along the first set of one or more dielectric cores that cause the first set of one more dielectric antennas to generate a first beam pattern directed to the first location of the first communication device.

2. The device of claim 1, wherein the operations further comprise:

detecting a second location of a second communication device;

selecting a second section from the plurality of sections according to the second location of the second communication device, wherein the second section corresponds to a second set of one more dielectric antennas from the array of dielectric antennas coupled to a second set of one or more dielectric cores from the plurality of dielectric cores; and

launching second electromagnetic waves along the second set of one or more dielectric cores that cause the second set of one more dielectric antennas to generate a second beam pattern directed to the second location of the second communication device.

3. The device of claim 2, wherein the operations further comprise:

detecting movement of the second communication device;

determining a trajectory of the second communication device based on the movement;

selecting a third section of the plurality of sections according to the trajectory, wherein the third section corresponds to a third set of one more dielectric antennas from the array of dielectric antennas coupled to a third set of one or more dielectric cores from the plurality of dielectric cores;

detecting a transition by the second communication device from a first scope of coverage by the second section to a second scope of coverage by the third section; and

responsive to the detecting the transition, launching third electromagnetic waves along the third set of one or more dielectric cores that cause the third set of one more dielectric antennas in the third section to generate a third beam pattern directed to a new location of the second communication device.

4. The device of claim 1, wherein the operations further comprise:

detecting movement of the first communication device;

determining a trajectory of the first communication device based on the movement;

selecting a second section of the plurality of sections according to the trajectory, wherein the second section corresponds to a second set of one more dielectric antennas from the array of dielectric antennas coupled to a second set of one or more dielectric cores from the plurality of dielectric cores;

detecting a transition by the first communication device from a first scope of coverage by the first section to a second scope of coverage by the second section; and

responsive to the detecting the transition, launching second electromagnetic waves along the second set of one or more dielectric cores that cause the second set of one more dielectric antennas in the second section to generate a second beam pattern directed to a new location of the first communication device.

5. The device of claim 1, wherein the first electromagnetic waves conveys first data to the first communication device.

6. The device of claim 1, wherein the first electromagnetic waves comprise a plurality of electromagnetic waves, and wherein each electromagnetic wave of the plurality of electromagnetic waves is launched in a different dielectric core of the first set of one or more dielectric cores.

7. The device of claim 6, wherein the operations further comprise adjusting the plurality of electromagnetic waves to steer a direction of the first beam pattern.

8. The device of claim 6, wherein the operations further comprise adjusting the plurality of electromagnetic waves to adjust a shape of the first beam pattern.

9. The device of claim 1, wherein the operations further comprise:

selecting a second section from the plurality of sections, wherein the second section corresponds to a second set of one more dielectric antennas from the array of dielectric antennas coupled to a second set of one or more dielectric cores from the plurality of dielectric cores; and

launching second electromagnetic waves along the second set of one or more dielectric cores that cause the second set of one more dielectric antennas to generate a beam pattern that combines with the first beam pattern to form a second beam pattern.

10. The device of claim 1, wherein the array of dielectric antennas comprises an array of dielectric polyrod antennas.

11. The device of claim 10, wherein each dielectric polyrod antenna of the array of dielectric polyrod antennas is independently selectable via a printed circuit board.

12. The device of claim 10, wherein the array of dielectric polyrod antennas is configured in a circular configuration to enable generation of beam patterns from the plurality of sections having different angular directions.

13. The device of claim 1, wherein the operations further comprise:

receiving at a second section of the plurality of sections a wireless signal supplied by the first communication device, wherein the wireless signal conveys data, and wherein the second section corresponds to a second set of one more dielectric antennas from the array of dielectric antennas coupled to receivers; and

obtaining the data from second electromagnetic waves generated by the second set of one more dielectric antennas responsive to receiving the wireless signal.

14. The device of claim 1, wherein launchers, coupled to dielectric antennas associated with a remainder of the plurality of sections that are not in use, are disabled.

15. A method, comprising:

detecting, by a processing system including a processor, a first location of a first communication device;

selecting, by the processing system, a first section from a plurality of sections of an array of dielectric antennas according to the first location of the first communication device, wherein the first section corresponds to a first set of one more dielectric antennas from the array of dielectric antennas coupled to a first set of launchers; and

directing, by the processing system, the first set of launchers to launch first electromagnetic waves directed to the first set of one more dielectric antennas to generate a first beam pattern directed to the first location of the first communication device.

16. The method of claim 15, further comprising:

detecting a second communication device in transit;

determining a trajectory of the second communication device according to the transit of the second communication device; and

directing the second set of launchers to launch second electromagnetic waves directed to the first set of one more dielectric antennas in the first section to generate a second beam pattern directed to the second communication device while in transit, wherein the first beam and the second beam differ in frequency and/or phase.

17. The method of claim 16, wherein the second set of launchers are configured to perform beam steering of the second beam pattern to track the trajectory of the second communication device.

18. The method of claim 15, further comprising:

detecting movement of the first communication device;

determining a trajectory of the first communication device based on the movement; and

directing the first set of launchers to adjust the first electromagnetic waves to steer the first beam so that it tracks the trajectory of the first communication device.

19. A device, comprising:

means for detecting a communication device in transit;

means for determining a trajectory of the communication device;

means for selecting a section from a plurality of sections of an array of dielectric antennas according to the trajectory of the communication device, wherein the section corresponds to a set of one more dielectric antennas from the array of dielectric antennas coupled to a set of launchers; and

means for directing the set of launchers to launch electromagnetic waves directed to the set of one more dielectric antennas to generate a beam pattern directed to the communication device while in transit.

20. The device of claim 19, wherein the set of launchers are configured to perform beam steering of the beam pattern.