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Waveform Reveals Damage

Dr. Robert Flake has discovered the first non-sinusoid signal that doesn’t undergo dispersion on transmission lines that would normally distort a signal. The waveform, “Speedy Delivery” (SD), helps to pinpoint the exact location of a crack in a foundation when sent through a metal cable encased in the foundation.

Smart Surveillance

Professor Jake Aggarwal's research is in computer vision, specifically in smart surveillance systems that identify suspicious activity and alert humans to follow-up. His approach has evolved from the basic problems of determining movement of a 3-dimensional object from 2-dimensional images to a sophisticated system that can recognize aggressive activity even with multiple players and a cluttered background.

Integrating Wind Power into the Grid

ECE professors, Mack Grady and Surya Santoso, are collecting the data needed to truly integrate wind power into the existing power grid—and creating the first university-lead phasor measurement network in the country. A collaboration between UT, the State of Texas, Austin Energy, and Schweitzer Engineering Inc. will make it possible for power operators in the future to maximize the use of this inexpensive, renewable, and non-polluting energy source.

Touba Named IEEE Fellow

Professor Nur Touba was named an IEEE Fellow—the highest grade of IEEE membership—for contributions to test data compression and built-in self-test for integrated circuits. Dr. Touba has developed a number of innovative techniques for automated design of testable and fault-tolerant circuits.

Lizy John Elevated to IEEE Fellow

The department's first female IEEE Fellow, Professor Lizy John, was elevated for contributions to power modeling and performance evaluation of microprocessors. Dr. John has concentrated on allowing microprocessor designers to find problems early in the design process. Since pre-silicon microprocessors cannot be tested with full applications, Dr. John’s team developed a cloning technique to create miniature versions enabling an accurate estimation of performance and power. Dr.

Evans Becomes IEEE Fellow

Professor Brian L. Evans was elevated to IEEE Fellow, the highest grade of IEEE membership, for contributions to multicarrier communications and image display.

In multicarrier communications, Prof. Evans was recognized for his algorithms to maximize user bit rates in WiMax, cellular and DSL systems. In image display, he was recognized for his algorithms to improve image quality in printers. For both contributions, the algorithms were developed to be amenable for cost-effective implementation in products. Prof. Evans joined the UT Austin faculty in fall 1996.

Artificial Tongue

The tongue can be a powerful tool, but also a highly subjective one. Dr. Dean Neikirk developed what amounts to an artificial tongue. When food companies want to create the same flavor every time, they turn to Neikirk's electronic tongue to analyze liquids and pick out their exact chemical make-up. Neikirk's tongue uses microspheres, tiny sensors that change color when exposed to a specific targets, such as certain kinds of sugars. The result is a system that can't replace the person who says, This tastes good! but can make sure the chemistry of good taste is reliably replicated.

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