IP Library Granted Patent US 10,447,333
Granted Patent B2
US 10,447,333 · App. 15/916,340 · Granted Oct 15, 2019

Method and apparatus for radio antenna frequency tuning

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Quick Facts
Patent No.
US 10,447,333
App. No.
15/916,340
Granted
Oct 15, 2019
Kind
B2
Abstract

A matching network of a communication device that incorporates teachings of the present disclosure may include, for example, a controller that executes instructions facilitating an identifying a subset of usage scenarios based on a usage condition of the communication device and adjusting the matching network device based on a subset of different tuning scenarios corresponding to the subset of usage scenarios. A group of operational parameters is obtained via parametric measurements for each tuning scenario change between the tuning scenarios corresponding to each of the subset of usage scenarios. Multiple operational parameters are averaged corresponding to each of the tuning scenarios to identify an average operational parameter for each tuning scenario, and a tuning scenario is selected from among the subset of different tuning scenarios based on a determination as to which of the average operational parameters correlates with a desired performance goal. Additional embodiments are disclosed.

Claims (52)

1. A matching network for a communication device, the matching network comprising:

an impedance matching circuit connectable with an antenna of the communication device, the impedance matching circuit comprising one or more variable components;

a control processing system including a processor connectable with the impedance matching circuit; and

a memory that stores executable instructions that, when executed by the control processing system facilitates performance of operations, the operations comprising:

identifying a subset of usage scenarios from a group of usage scenarios stored in a memory of the communication device, the subset of usage scenarios being identified based on a usage condition of the communication device;

adjusting the matching network of the communication device based on a subset of different tuning scenarios corresponding to the subset of usage scenarios;

obtaining a group of operational parameters via parametric measurements for each tuning scenario change between the different tuning scenarios corresponding to each of the subset of usage scenarios, wherein the group of operational parameters includes multiple operational parameters obtained at each of the different tuning scenarios at different times during an ordered sequence of sampling;

averaging the multiple operational parameters corresponding to each of the different tuning scenarios to identify an average operational parameter for each tuning scenario, resulting in a plurality of average operational parameters; and

reviewing the subset of different tuning scenarios and selecting one tuning scenario of the subset of different tuning scenarios to obtain a selected tuning scenario based on a determination as to which of the plurality of average operational parameters correlates with a desired performance goal.

2. The matching network of claim 1 , wherein the group of operational parameters further comprises a received signal strength indicator associated with a downlink signal from a base station, and wherein the usage condition comprises a radio bearer type.

3. The matching network of claim 1 , wherein the operations further comprise:

receiving instructions from a base station, wherein the instructions are utilized in the identifying the subset of usage scenarios.

4. The matching network of claim 1 , wherein the operational parameter is associated with a receive portion of a transceiver and is obtained during a receive mode of the communication device.

5. The matching network of claim 1 , wherein the average operational parameter is based on a downlink signal from a base station and comprises at least one of a downlink signal strength indicator, a downlink signal code power, a downlink signal quality, current drain, or a downlink bit error rate.

6. The matching network of claim 1 , wherein the operations further comprise:

monitoring for a change in the operational parameter; and

reviewing the group of usage scenarios to identify another subset of usage cases, when the change in the operation parameter no longer satisfies a threshold.

7. The matching network of claim 1 , wherein the operations further comprise tuning impedance matching circuit based on the selected tuning scenario.

8. A method comprising:

identifying, by a processing system of a communication device including a processor, a subset of usage scenarios from a group of usage scenarios stored in a memory, the subset of usage scenarios being identified based on a usage condition of the communication device;

adjusting, by the processing system, a matching network of the communication device based on tuning scenarios corresponding to each of the subset of usage scenarios;

obtaining, by the processing system, a group of operational parameters via parametric measurements for each tuning scenario change between the tuning scenarios corresponding to each of the subset of usage scenarios, wherein the group of operational parameters include multiple operational parameters obtained at each of the tuning scenarios at different times during an ordered sequence of sampling;

averaging, by the processing system, the multiple operational parameters corresponding to each of the tuning scenarios to identify an average operational parameter for each tuning scenario, resulting in a plurality of average operational parameters; and

reviewing, by the processing system, the subset of usage scenarios to identify a target usage scenario based on a determination as to which of the plurality of average operational parameters correlates with a desired performance goal.

9. The method of claim 8 , wherein the group of operational parameters further comprises a received signal strength indicator, and wherein the usage condition comprises a radio bearer type.

10. The method of claim 8 , further comprising:

receiving, by the processing system, instructions from a base station to obtain received instructions, wherein the received instructions are utilized in the identifying the subset of usage scenarios.

11. The method of claim 8 , wherein the operational parameter is associated with a receive portion of a transceiver and is obtained during a receive mode of the communication device.

12. The method of claim 8 , wherein the operational parameter is based on a downlink signal and comprises at least one of a downlink signal strength indicator, a downlink signal code power, a downlink signal quality, current drain, or a downlink bit error rate.

13. The method of claim 8 , further comprising:

monitoring, by the processing system, for a change in the operational parameter; and

reviewing, by the processing system, the group of usage scenarios to identify another subset of usage scenarios, when the change in the operation parameter no longer satisfies a threshold.

14. The method of claim 8 , further comprising tuning, by the processing system, impedance matching circuit based on the target usage scenario.

15. A matching network for a communication device, the matching network comprising:

a tunable network having tuning elements;

a memory that stores executable instructions; and

a processing system including a processor, wherein the processing system, responsive to executing the instructions, facilitates performance of operations, the operations comprising:

identifying a subset of usage scenarios from a group of usage scenarios stored in a memory of the communication device, the subset of usage scenarios being identified based on a usage condition of the communication device;

adjusting the matching network of the communication device based on a subset of different tuning scenarios corresponding to the subset of usage scenarios;

obtaining a group of operational parameters via parametric measurements for each tuning scenario change between the different tuning scenarios corresponding to each of the subset of usage scenarios, wherein the group of operational parameters include multiple operational parameters obtained at each of the different tuning scenarios at different times during an ordered sequence of sampling;

averaging the multiple operational parameters corresponding to each of the different tuning scenarios to identify an average operational parameter for each tuning scenario, resulting in a plurality of average operational parameters; and

reviewing the subset of different tuning scenarios and selecting one tuning scenario of the subset of different tuning scenarios to identify a target tuning scenario based on a determination as to which of the plurality of average operational parameters correlates with a desired performance goal,

wherein the group of operational parameters comprises a received signal strength indicator, and

wherein the reviewing of the subset of different tuning scenarios to identify the target tuning scenario is further based on tuning information provided by a base station.

16. The matching network of claim 15 , wherein the group of operational parameters further comprises a received signal strength indicator, and wherein the usage condition comprises a radio bearer type.

17. The matching network of claim 15 , wherein the operations further comprise:

receiving instructions from a base station to obtain received instructions, wherein the received instructions are utilized in the identifying the subset of usage scenarios.

18. The matching network of claim 15 , wherein the operational parameter is associated with a receive portion of a transceiver and is obtained during a receive mode of the communication device.

19. The matching network of claim 15 , wherein the operational parameter comprises at least one of a received signal strength indicator, a downlink signal code power, a downlink signal quality, current drain, or a downlink bit error rate.

20. The matching network of claim 15 , wherein the operations further comprise:

monitoring for a change in the operational parameter; and

reviewing the group of usage scenarios to identify another subset of usage scenarios, when the change in the operation parameter no longer satisfies a threshold.

Assignments (5)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 5, 2020
From: BLACKBERRY LIMITED
To: NXP USA, INC.
Reel/Frame 052095/0443 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 13, 2019
From: HOIRUP, CARSTEN; MANSSEN, KEITH; GREENE, MATTHEW
To: PARATEK MICROWAVE, INC.
Reel/Frame 048316/0301 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 13, 2019
From: RESEARCH IN MOTION RF, INC.
To: RESEARCH IN MOTION CORPORATION
Reel/Frame 048316/0306 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 13, 2019
From: RESEARCH IN MOTION CORPORATION
To: BLACKBERRY LIMITED
Reel/Frame 048316/0323 →
CHANGE OF NAME Recorded Feb 13, 2019
From: PARATEK MICROWAVE, INC.
To: RESEARCH IN MOTION RF, INC.
Reel/Frame 048324/0537 →