Methods and apparatus for measuring a signal to switch between modes of transmission

• US 10,469,156 B1
• Filed: 12/13/2018
• Issued: 11/05/2019
• Est. Priority Date: 12/13/2018
• 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: Barzegar, Farhad, Vannucci, Giovanni, Henry, Paul Shala, Willis, III, Thomas M., Gerszberg, Irwin, Bennett, Robert, Barnickel, Donald J.
• Primary Examiner(s): Ferguson, Keith
• Application Number:
  US16/219,457
• Time in Patent Office: 327 Days
• CPC Class Codes: H04B 17/309 Measuring or estimating channel quality parameters
• CPC Class Codes: H04B 17/318 Received signal strength
• CPC Class Codes: H04B 17/336 Signal-to-interference ratio [SIR] or carrier-to-interference ratio [CIR]
• CPC Class Codes: H04B 17/382 for resource allocation, admission control or handover
• CPC Class Codes: H04B 17/40 of relay systems
• CPC Class Codes: H04B 7/15528 Control of operation parameters of a relay station to exploit the physical medium
• CPC Class Codes: H04B 7/15578 by gain adjustment
• CPC Class Codes: H04W 36/14 Reselecting a network or an air interface

Abstract

Aspects of the subject disclosure may include, a system for receiving electromagnetic waves that propagate along a transmission medium, responsive to a signal quality of the electromagnetic waves satisfying a threshold: generating updated electromagnetic waves by conditioning the electromagnetic waves without modifying digital signals conveyed by the electromagnetic waves and inducing propagation of the updated electromagnetic waves along the transmission medium. Other embodiments are disclosed.

Claims

1. A method, comprising:

receiving, by a waveguide system, electromagnetic waves that propagate along a first transmission medium, wherein the electromagnetic waves propagate along the first transmission medium without requiring an electrical return path, and wherein the electromagnetic waves convey digital data;

determining, by the waveguide system, a signal-to-noise ratio of the electromagnetic waves; and

responsive to the signal-to-noise ratio of the electromagnetic waves satisfying a threshold;

generating first updated electromagnetic waves by conditioning the electromagnetic waves without extracting the digital data conveyed by the electromagnetic waves; and

inducing propagation of the first updated electromagnetic waves along a second transmission medium.

2. The method of claim 1, further comprising:

responsive to the signal-to-noise ratio of the electromagnetic waves not satisfying the threshold;

generating second updated electromagnetic waves by;

extracting the digital data conveyed by the electromagnetic waves;

generating second updated electromagnetic waves that convey the extracted digital data; and

inducing propagation of the second updated electromagnetic waves along the second transmission medium.

3. The method of claim 2, wherein the extracting the digital data conveyed by the electromagnetic waves comprises performing error correction.

4. The method of claim 1, wherein the generating the first updated electromagnetic waves comprises conditioning the electromagnetic waves by amplifying the electromagnetic waves, filtering the electromagnetic waves, phase adjusting the electromagnetic waves, or any combinations thereof without extracting the digital data conveyed by the electromagnetic waves.

5. The method of claim 1, wherein the generating the first updated electromagnetic waves comprises conditioning the electromagnetic waves by converting the electromagnetic waves to digital signals and converting the digital signals to analog signals without extracting the digital data conveyed by the electromagnetic waves.

6. The method of claim 1, wherein the waveguide system comprises circuitry that consumes at a first power level while operating as a first repeater type and consumes at a second power level while operating as a second repeater type.

7. The method of claim 6, wherein the first repeater type is configured to condition the electromagnetic waves comprises extracting the digital data conveyed by the electromagnetic waves, wherein the second repeater type is configured to condition the electromagnetic waves without extracting the digital data conveyed by the electromagnetic waves, and wherein the first power level exceeds the second power level.

8. The method of claim 1, wherein the first transmission medium comprises a first span and a second span, and wherein the electromagnetic waves propagate along the first span and are received by the waveguide system.

9. The method of claim 8, wherein the waveguide system induces propagation of the first updated electromagnetic waves along the second span.

10. A waveguide system, comprising:

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;

receiving electromagnetic waves that propagate along a first transmission medium;

measuring a signal quality of the electromagnetic waves; and

responsive to the signal quality of the electromagnetic waves satisfying a threshold;

generating first updated electromagnetic waves by conditioning the electromagnetic waves without extracting digital data conveyed by the electromagnetic waves; and

inducing propagation of the first updated electromagnetic waves along a second transmission medium.

11. The waveguide system of claim 10, wherein the signal quality comprises a signal-to-noise ratio.

12. The waveguide system of claim 10, wherein the signal quality comprises a signal strength level.

13. The waveguide system of claim 10, wherein the operations further comprise:

responsive to the signal quality of the electromagnetic waves not satisfying the threshold;

generating second updated electromagnetic waves by;

extracting the digital data conveyed by the electromagnetic waves;

generating second updated electromagnetic waves that convey the extracted digital data; and

inducing propagation of the second updated electromagnetic waves along the second transmission medium.

14. The waveguide system of claim 13, wherein extracting the digital data conveyed by the electromagnetic waves comprises performing error correction.

15. The waveguide system of claim 10, wherein the generating the first updated electromagnetic waves comprises conditioning the electromagnetic waves by amplifying the electromagnetic waves, filtering the electromagnetic waves, phase adjusting the electromagnetic waves, or any combinations thereof without extracting the digital data conveyed by the electromagnetic waves.

16. The waveguide system of claim 10, wherein the generating the first updated electromagnetic waves comprises conditioning the electromagnetic waves by converting the electromagnetic waves to digital signals.

17. The waveguide system of claim 16, wherein the generating further comprises converting the digital signals to analog signals without extracting the digital data conveyed by the electromagnetic waves.

18. A machine-readable medium, comprising executable instructions that, when executed by a processing system of a waveguide system, wherein the processing system includes a processor, and wherein the processing system facilitates performance of operations, the operations comprising:

receiving electromagnetic waves that propagate along a first transmission medium;

responsive to a signal quality of the electromagnetic waves satisfying a threshold;

generating first updated electromagnetic waves by conditioning the electromagnetic waves without modifying digital signals conveyed by the electromagnetic waves; and

inducing propagation of the first updated electromagnetic waves along a second transmission medium.

19. The machine-readable medium of claim 18, wherein the operations further comprise:

responsive to the signal quality of the electromagnetic waves not satisfying the threshold;

generating second updated electromagnetic waves by;

converting the electromagnetic waves to digital signals;

generating updated digital signals by performing digital signal processing on the digital signals; and

converting the updated digital signals to second updated electromagnetic waves.

20. The machine-readable medium of claim 19, wherein the operations further comprise inducing propagation of the second updated electromagnetic waves along the second transmission medium.