ANTENNA STRUCTURES AND METHODS THEREOF FOR SELECTING ANTENNA CONFIGURATIONS
First Claim
1. A method comprising:
- determining, by a communication device comprising a processor, a usage state of the communication device, wherein the communication device comprises a plurality of selectable antennas for engaging in wireless communications, the usage state including an orientation of the communication device;
selecting, by the communication device, a set of antennas from the plurality of antennas in accordance with the usage state;
obtaining, by the communication device, an antenna gain pattern for an antenna in the selected set of antennas;
evaluating, by the communication device, an expected performance of an antenna configuration corresponding to the selected set of antennas relative to a performance of an existing antenna configuration; and
initiating, by the communication device, usage of the antenna configuration corresponding to the selected set of antennas in accordance with improved performance relative to the existing antenna configuration,wherein the antenna configuration comprises a polarization configuration, andwherein the selected set of antennas comprises a first antenna element in a first plane and a second antenna element in a different second plane.
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Abstract
A system incorporating the subject disclosure may include, for example, a method including determining, by a communication device comprising a processor, a usage state of the communication device. The communication device includes selectable antennas, and the usage state includes an orientation of the communication device. The method also includes selecting a set of antennas according to the usage state, and obtaining an antenna gain pattern for an antenna in the selected set of antennas. The method further includes evaluating an expected performance of an antenna configuration corresponding to the selected set of antennas, relative to a performance of an existing antenna configuration. The method also includes initiating usage of the antenna configuration in accordance with improved performance relative to the existing antenna configuration. The antenna configuration comprises a polarization configuration, and the selected set of antennas comprises elements in different planes. Other embodiments are disclosed.
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Citations
20 Claims
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1. A method comprising:
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determining, by a communication device comprising a processor, a usage state of the communication device, wherein the communication device comprises a plurality of selectable antennas for engaging in wireless communications, the usage state including an orientation of the communication device; selecting, by the communication device, a set of antennas from the plurality of antennas in accordance with the usage state; obtaining, by the communication device, an antenna gain pattern for an antenna in the selected set of antennas; evaluating, by the communication device, an expected performance of an antenna configuration corresponding to the selected set of antennas relative to a performance of an existing antenna configuration; and initiating, by the communication device, usage of the antenna configuration corresponding to the selected set of antennas in accordance with improved performance relative to the existing antenna configuration, wherein the antenna configuration comprises a polarization configuration, and wherein the selected set of antennas comprises a first antenna element in a first plane and a second antenna element in a different second plane. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. An antenna structure for a communication device, comprising:
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a set of antennas selected from a plurality of antennas of the communication device, the set of antennas being selected in accordance with a usage state of the communication device; and a controller that facilitates selection of the set of antennas based on an evaluation of a performance of an antenna configuration corresponding to the selected set of antennas indicating an improved performance relative to a previous antenna configuration, wherein the evaluation comprises an envelope correlation coefficient for the antenna configuration corresponding to the selected set of antennas and an antenna isolation for the antenna configuration corresponding to the selected set of antennas. - View Dependent Claims (12, 13, 14, 15, 16)
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17. A machine-readable storage medium comprising instructions, wherein responsive to executing the instructions, a processor performs operations comprising:
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detecting a usage state of a communication device, wherein the communication device comprises a plurality of selectable antennas for engaging in wireless communications, the usage state including an orientation of the communication device; selecting a set of antennas from the plurality of antennas in accordance with the usage state; obtaining a first antenna gain pattern for a first antenna in the selected set of antennas; obtaining a second antenna gain pattern for a second antenna in the selected set of antennas; and evaluating an expected performance of an antenna configuration corresponding to the selected set of antennas relative to a performance of an existing antenna configuration, wherein the evaluating comprises determining an envelope correlation coefficient for the antenna configuration corresponding to the selected set of antennas and an antenna isolation for the antenna configuration corresponding to the selected set of antennas, wherein the evaluating is based on the first antenna gain pattern and the second antenna gain pattern, and wherein the second antenna gain pattern fits a null in the first antenna gain pattern. - View Dependent Claims (18, 19, 20)
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Specification