Wisconsin Alumni Research Foundation

Technology

Visual Privacy Protection System

A visual privacy system unilaterally blocks rolling shutter cameras by providing a periodically interrupted ambient light source imposing bright and dark bands on the image yet at a frequency impercep...
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Xinyu Zhang, Chi Zhang, Shilin Zhu | P170301US01

Technology

CONTEXT-AWARE CLUSTERING OF DNS QUERY TRAFFIC

A network monitor provides improved understanding of the type of data being transmitted by packets by capturing rendezvous packets, such as domain name server queries and responses, to extract text do...
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Paul Barford, David Plonka | P09163US

Technology

High Density Content Addressable Memory

An associative memory that can be integrated with standard computer memory flexibly reduces its parallelism to match the memory bus speed thereby providing substantial increases in memory density poss...
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Jing Li | P160004US01

Technology

Wireless Vibrometer With Antenna Array

A wireless vibrometer employs an antenna array to significantly boost the signal-to-noise ratio of faint received signals twin small objects vibrating at acoustic frequencies. This technique may be us...
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Xinyu Zhang, Teng Wei, Shu Wang, Anfu Zhou | P160023US01

Technology

METHOD AND APPARATUS FOR NETWORK ANOMALY DETECTION

A network anomaly detector evaluates two complementary measurements of network statistics, a time variation and correlation among those statistics, to provide an extremely robust detection of network ...
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Paul Barford, Jeffery Kline, Sangnam Nam, David Plonka, Amos Ron | P06379US

Technology

Lagrangian Support Vector Machine

A Lagrangian support vector machine solves problems having massive data sets (e.g., millions of sample points) by defining an input matrix representing a set of data having an input space with a dimen...
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Olvi Mangasarian, David Musicant | P00388US

Technology

Distilled Sensing

Methods for adaptive data acquisition are disclosed herein. In one aspect, methods for adaptive data acquisition include performing a first sensing method on a signal having a plurality of components ...
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Robert Nowak, Jarvis Haupt, Rui Castro | P09340US02

Technology

Polarization Rotating Phased Array Element

A phase shifter includes a first dielectric layer, a switch mounted to the first dielectric layer, a conductive layer mounted to the first dielectric layer, a second dielectric layer mounted to the co...
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Nader Behdad, Zhe Yang, John Booske, Hung Luyen | P170061US01

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