Interference classification with minimal or incomplete information

US9130871B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-9130871-B2
Application numberUS-201414185845-A
CountryUS
Kind codeB2
Filing dateFeb 20, 2014
Priority dateJan 29, 2010
Publication dateSep 8, 2015
Grant dateSep 8, 2015

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Abstract

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Interference classification with minimal or incomplete information. Receivers in access points and in other network devices on a wireless digital network may be switched to a spectrum monitor mode in which they provide amplitude-versus-frequency information for a chosen part of the spectrum. This may be performed by performing a FFT or similar transform on the signals from the receiver. Receivers are calibrated with known interference sources in controlled environments to determine peaks, pulse frequency, bandwidth, and other identifying parameters of the interference source in best and worst case conditions. These calibrated values are used for matching interference signatures. Calibration is also performed using partial signatures collected over a short period in the order of microseconds. These partial signals may be used to detect interferers while scanning.

First claim

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I claim: 1. A non-transitory computer readable medium comprising instructions which, when executed by one or more hardware processors, causes performance of operations comprising: calibrating the receiver and generating a library of signatures for the receiver, receiving a signal at the receiver, and classifying the signal by matching the signal to one or more signatures of the library of signatures. 2. The medium of claim 1 wherein the receiver includ…

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What does patent US9130871B2 cover?
Interference classification with minimal or incomplete information. Receivers in access points and in other network devices on a wireless digital network may be switched to a spectrum monitor mode in which they provide amplitude-versus-frequency information for a chosen part of the spectrum. This may be performed by performing a FFT or similar transform on the signals from the receiver. Receive…
Who is the assignee on this patent?
Aruba Networks Inc
What technology area does this patent fall under?
Primary CPC classification H04L43/50. Mapped technology areas include Electricity.
When was this patent published?
Publication date Tue Sep 08 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).