Dr. Khadija Stewart, Assistant Professor of Computer Science

My research interests primarily involve networks and Systems on Chips. I worked in designing routing protocols, management protocols and security protocols for wireless networks and I also worked in testing for Systems on Chips. My newest venture is Cyber Security. Below are the projects that I have worked on for the past two years or am currently working on.

  • In the summer of 2007, I worked with two DePauw Students: Miss Emily Lyon and Miss Kelsey Warsinske on a project entitled: Time Synchronization for Sensor Networks. During that summer, Emily and Kelsey studies the literature and developed a set of recommendations for improving time synchronizations between nodes in a sensor network. Emily and Kelsey published an abstract of their work at the the 18th annual Argonne Symposium for Undergraduates in Science, Engineeting and Mathematics, November of 2007.
  • During my last year as a graduate student, I worked with my dissertation advisor, Dr. Spyros Tragoudas on a proposal for the Department of Defense entitled: “Prototype to Estimate Location of an RF Signal Source”. The Broad Agency Announcement (BAA) was accepted for funding by the Department of Defense in September of 2007. This project consists of building an inexpensive integrated circuit to detect the distance to an electronically activated explosive device. My task in this project is to develop a software tool to determine the distance to the RF transmitter.
  • In the summer of 2008, I worked with three DePauw Students: Miss Kasey Aderhold, Mr. Andrew Porter and Mr. Kervory Samuel on the time synchronization project. During that summer, Kasey, Andrew and Kervory developed a multi-hop algorithm to propagate the time synchronization through a network of sensor nodes. Kervory presented the group's poster at CAARMS 2008 and won best under-graduate poster award. The group also published two abstracts from their summer work at the 19th annual Argonne Symposium for Undergraduates in Science, Engineering and Mathematics in November of 2008.
  • In the Fall of 2008 and Spring of 2009, I worked with two DePauw ITAP students: Mr. Pucong Han and Mr. Yavor Kovachev. Pucong and Yavor are working on using a sensor network kit to implement TPSN.
  • In the Spring of 2009, I am working with Mr. Paul Elliott on a Cyber Security project. Paul will be surveying the literature on Cyber Security and will compose, at the end of the Spring semester, a survey manuscript to be submitted to a conference.

 

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