Method and appartus for signal interference processing
First Claim
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1. A method, comprising:
- measuring, by a system comprising a processor, a power level in each of a plurality of resource blocks occurring in a radio frequency spectrum of a wireless communication system, wherein the plurality of resource blocks are used for uplink or downlink communications, and wherein the measuring occurs for a plurality of time cycles to generate a plurality of power level measurements for each resource block;
calculating, by the system, a baseline power level for each resource block of the plurality of resource blocks according to at least one of the plurality of power level measurements for each resource block to generate a plurality of baseline power levels for the plurality of resource blocks;
calculating, by the system, an aggregate baseline power level according to at least a portion of the plurality of baseline power levels;
determining, by the system, a threshold from the aggregate baseline power level;
monitoring, by the system, the plurality of resource blocks for signal interference according to the threshold;
detecting, by the system, the signal interference in at least one resource block of the plurality of resource blocks according to the threshold; and
determining, by the system, whether to mitigate the signal interference based on a correlation analysis of the signal interference in the at least one resource block, wherein the correlation analysis comprises determining a frequency of occurrence of the signal interference.
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Abstract
A system that incorporates the subject disclosure may include, for example, a method for measuring a power level in at least a portion of a plurality of resource blocks occurring in a radio frequency spectrum, wherein the measuring occurs for a plurality of time cycles to generate a plurality of power level measurements, calculating a baseline power level according to at least a portion of the plurality of power levels, determining a threshold from the baseline power level, and monitoring at least a portion of the plurality of resource blocks for signal interference according to the threshold. Other embodiments are disclosed.
178 Citations
25 Claims
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1. A method, comprising:
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measuring, by a system comprising a processor, a power level in each of a plurality of resource blocks occurring in a radio frequency spectrum of a wireless communication system, wherein the plurality of resource blocks are used for uplink or downlink communications, and wherein the measuring occurs for a plurality of time cycles to generate a plurality of power level measurements for each resource block; calculating, by the system, a baseline power level for each resource block of the plurality of resource blocks according to at least one of the plurality of power level measurements for each resource block to generate a plurality of baseline power levels for the plurality of resource blocks; calculating, by the system, an aggregate baseline power level according to at least a portion of the plurality of baseline power levels; determining, by the system, a threshold from the aggregate baseline power level; monitoring, by the system, the plurality of resource blocks for signal interference according to the threshold; detecting, by the system, the signal interference in at least one resource block of the plurality of resource blocks according to the threshold; and determining, by the system, whether to mitigate the signal interference based on a correlation analysis of the signal interference in the at least one resource block, wherein the correlation analysis comprises determining a frequency of occurrence of the signal interference. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17)
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18. A memory device of a base station, comprising instructions, which when executed by a processor, cause the processor to perform operations comprising:
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measuring a power level in each segment of a plurality of segments occurring in a radio frequency spectrum of a wireless communication system, wherein the plurality of segments are used for uplink or downlink communications, and wherein the measuring occurs for at least a plurality of time cycles to generate a plurality of power level measurements for each segment; calculating a normalized power level for each segment of the plurality of segments according to at least one of the plurality power level measurements for each segment to generate a plurality of normalized power levels for the plurality of segments; calculating an aggregate normalized power level according to at least a portion of the plurality of normalized power levels; determining a threshold from the aggregate normalized power level; monitoring the plurality of segments for signal interference according to the threshold; and detecting signal interference in at least one segment of the plurality of segments according to the threshold; and determining whether to mitigate the signal interference based on a correlation analysis of the signal interference in the at least one segment of the plurality of segments, wherein the correlation analysis comprises determining a frequency of occurrence of the signal interference. - View Dependent Claims (19, 20)
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21. A system, comprising:
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a memory to store instructions; and a processor coupled to the memory, wherein responsive to executing the instructions, the processor performs operations comprising; measuring a power level in at least a portion of a plurality of resource blocks occurring in a radio frequency spectrum, wherein the plurality of resource blocks are used for uplink or downlink communications, and wherein the measuring occurs for a plurality of time cycles to generate a plurality of power level measurements; calculating a baseline power level according to at least a portion of the plurality of power level measurements; determining a threshold from the baseline power level; monitoring at least a portion of the plurality of resource blocks for signal interference according to the threshold; and detecting signal interference in a resource block according to the threshold; and determining whether to mitigate the signal interference based on a correlation analysis of the signal interference in the resource block, wherein the correlation analysis comprises determining a frequency of occurrence of the signal interference. - View Dependent Claims (22, 23)
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24. A system, comprising:
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a memory that stores instructions; and a processor coupled to the memory, wherein responsive to executing the instructions, the processor performs operations comprising; measuring a power level in at least a portion of a plurality of resource blocks occurring in a radio frequency spectrum, wherein the plurality of resource blocks are used for uplink or downlink communications, and wherein the measuring occurs for a plurality of time cycles to generate a plurality of power level measurements; determining a baseline power level for each of the plurality of resource blocks or subgroups thereof according to at least a portion of the plurality of power level measurements; determining from the baseline power level a threshold for each of the plurality of resource blocks or subgroups thereof; monitoring at least a portion of the plurality of resource blocks for signal interference according to the threshold for each of the plurality of resource blocks or subgroups thereof; detecting signal interference in a resource block according to the threshold; and determining whether to mitigate the signal interference based on a correlation analysis of the signal interference in the resource block, wherein the correlation analysis comprises determining a frequency of occurrence of the signal interference. - View Dependent Claims (25)
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Specification