Currently, the modulation of light used in telecom transmissions requires costly and relatively large electro-optic modulators (EOMs). These devices operate at high voltages and require special care t...
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UW–Madison researchers have combined the innate sensing capabilities of biological compounds with the power of electronics to create a hybrid “bio-electronic” network. This enables new biosensor...
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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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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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A system for identifying the location of the mobile device uses standard fluorescent light fixtures commonly found in indoor environments and detects minor variations in the light output of those fixt...
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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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A multiple band phase shifter includes a first dielectric layer, a conductive layer, a second dielectric layer, and for each central operating frequency of a plurality of central operating frequencies...
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A method of automatically identifying state information in different middlebox programs first identifies relevant program portions by expanding outward from a packet processing loop to statements depe...
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A magneto-inductive transmit antenna is provided that includes a shield formed of a magnetic material, a magnetic field source mounted on a first side of the shield, and a coil wrapped around the shie...
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A network switch holds a routing table and a network topology table so that when a link failure is detected at the network switch, the network switch may independently reroute a packet intended for th...
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A phase shift element includes a first dielectric layer, a conductive layer, a second dielectric layer, a conducting pattern layer, switches, and vertical interconnect accesses (vias). Each conductor ...
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A waveguide includes a first double-ridge waveguide, a second double-ridge waveguide, and a polarization rotator. The first double-ridge waveguide provides a phase of an input electrical field rotated...
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Real-time data monitoring via wireless sensors is used in a wide range of applications, such as "smart agriculture," where sensors measure soil moisture and monitor livestock, and in health care, wher...
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The proliferation of LEDs for ambient lighting is driving smart lighting technologies. Visible light communication (VLC) is an emerging technology that uses LEDs as transmitters and light sensors (e.g...
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As data is shuffled around in computer networks, important components called middleboxes (also called network functions or NFs) examine and modify network traffic to meet security requirements, perfor...
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Sophisticated wireless transceivers transmit digital data encoded into a physical signal such as a radio wave. The encoding process changes multiple bits making up a data unit into symbols that descri...
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Rich, high quality media content is becoming increasingly available through the Internet. As a result, user expectation of accessing such content over wireless-enabled devices continues to grow. While...
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The widespread use of wireless communication applications in daily life has resulted in an increased need for power and bandwidth efficiency in emerging wireless transceivers. Two recent technological...
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The rise of wireless technology use in daily life has increased the need for electrically-small antennas with performance levels that exceed conventional limits. An electrically-small antenna is an an...
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Antennas that are electrically small, those with dimensions relatively diminutive compared to the size of the wavelengths they radiate, are integral to radio engineering, from wireless garage door ope...
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The bandwidth of a computer network is a measure of the rate of data transfer.  Limits on bandwidth may result from physical limitations of the media as well as processing limitations.  Incr...
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Cloud computing is an emerging model for the delivery and consumption of information technology (IT) resources. Infrastructure-as-a-service cloud providers deliver virtual servers along with network c...
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The most salient feature of wireless communication channels is signal propagation over multiple scattering paths. Although this so-called multipath signal propagation leads to undesirable signal fadin...
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Computer networks function by connecting spatially separated computers with “links” – electrical conductors, fiber optics and radio waves.  The majority of network protocols wor...
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In a phased-array antenna the relative phases of the signals feeding the antennas are varied in such a way that the effective radiation pattern is reinforced in a desired direction and suppressed in u...
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