SYSTEM FOR MAXIMIZING GAIN IN A REPEATER
First Claim
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1. An antenna system for optimizing gain of a repeater comprising:
- a donor antenna sub-system that accepts an incoming signal;
a server antenna sub-system configured to relay an optimized version of the incoming signal;
a processor to determine an optimal configuration for the antenna system for generating the optimized version of the incoming signal, the optimal configuration being based on an optimal value of a cost function of operating the donor antenna sub-system and/or the server antenna sub-system in each of one or more operational configurations, the cost function being based on one or more operational inputs;
wherein each of the donor antenna sub-system and the server antenna subsystem provide a radiation pattern that is orthogonal to each other, an orthogonality of the radiation pattern is dynamically changed by the processor according to the configuration, and the radiation pattern is changed by a change in a null position of one or both of the donor antenna sub-system and the server antenna subsystem.
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Abstract
An antenna system includes a donor antenna sub-system, a server antenna sub-system, and a processor to optimize the gain of the repeater in the system. The gain in the antenna system is increased by optimizing the isolation between the donor and/or server antenna sub-systems according to a cost function.
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Citations
13 Claims
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1. An antenna system for optimizing gain of a repeater comprising:
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a donor antenna sub-system that accepts an incoming signal; a server antenna sub-system configured to relay an optimized version of the incoming signal; a processor to determine an optimal configuration for the antenna system for generating the optimized version of the incoming signal, the optimal configuration being based on an optimal value of a cost function of operating the donor antenna sub-system and/or the server antenna sub-system in each of one or more operational configurations, the cost function being based on one or more operational inputs; wherein each of the donor antenna sub-system and the server antenna subsystem provide a radiation pattern that is orthogonal to each other, an orthogonality of the radiation pattern is dynamically changed by the processor according to the configuration, and the radiation pattern is changed by a change in a null position of one or both of the donor antenna sub-system and the server antenna subsystem.
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2-11. -11. (canceled)
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12. A method of optimizing gain of an antenna system of a repeater, the method comprising:
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tuning, by a measuring system, to an operating frequency of a donor antenna sub-system of the antenna system, the donor antenna sub-system being configured to accept an incoming signal; tuning, by the measuring system, to an operating frequency of a server antenna subs-system of the antenna system, the server antenna sub-system being configured to relay an optimized version of the incoming signal; measuring, by the measuring system, one or more operational inputs from the operation of the donor antenna sub-system and/or server antenna sub-system at the operating frequency; calculating, by a processor and based on the one or more operational inputs, an output of a cost function of each of one or more operational configurations of the donor antenna sub-system and/or server antenna sub-system; and determining, by the processor, an optimal configuration for the antenna system for generating the optimized version of the incoming signal based on an optimal cost function output; providing a radiation pattern from each of the donor antenna sub-system and the server antenna subsystem, wherein the radiation patterns are orthogonal to each other; changing, by the processor, an orthogonality of the radiation pattern in a dynamic manner, according to the optimal configuration for the antenna system; and changing, by the processor, the radiation pattern according to a change in a null position of one or both of the donor antenna sub-system and the server antenna subsystem.
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13-20. -20. (canceled)
Specification