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Laboratories

At present research in the Department is broadly organized into the following seven general areas. Please click on a topic name to get more information on laboratories in the department within that area.

Computer Engineering

Applied Networking Research Lab

Applied Networking Research Lab (ANRL) projects focus on modeling and simulation as well as experimentation in wired, wireless and sensor networks. ANRL is the home of MuTANT, a Multi-Protocol Label Switched Traffic Engineering and ANalysis Testbed composed of 10 high-end Cisco routers and several PC-routers, also used to study other protocols in data networks as well as automated network configuration and management. The lab also houses a sensor network testbed.
Jaudelice de Oliveira   Learn More

Drexel Network Modeling Laboratory

The Drexel Network Modeling Laboratory investigates problems in the mathematical modeling of communication networks, with specific focus on wireless ad hoc networks, wireless sensor networks, and supporting guaranteed delivery service models on best effort and multipath routed networks. Typical methodologies employed in our research include mathematical modeling, computer simulation, and performance optimization, often with the end goal of obtaining meaningful insights into network design principles and fundamental performance tradeoffs.

Steven Weber

Drexel Power-Aware Computing

The Power-Aware Computing Lab investigates methods to increase energy efficiency across the boundaries of circuits, architecture, and systems. Our recent accomplishments include the Sigil profiling tool, scalable modeling infrastructure for accelerator implementations, microarchitecture-aware VDD gating algorithms, an accelerator architecture for ultrasound imaging, evaluation of hardware reference counting, hardware and operating system support for power-agile computing, and memory systems for accelerator-based architectures.

Mark Hempstead Learn More

Drexel VLSI Laboratory

Drexel VLSI laboratory investigates problems in the design, analysis, optimization and manufacturing of high performance (low power, high throughput) integrated circuits in contemporary CMOS and emerging technologies. Suited with industrial design tools for integrated circuits, simulation tools and measurement beds, the VLSI group is involved with digital and mixed-signal circuit design to verify the functionality of the discovered novel circuit and physical design principles. Drexel VLSI laboratory develops design methodologies and automation tools in these areas, particularly in novel clocking techniques, featuring resonant clocking, and interconnects, featuring wireless interconnects.

Baris Taskin Learn More

Drexel Wireless Systems Laboratory

The Drexel Wireless Systems Laboratory (DWSL) contains an extensive suite of equipment for constructing, debugging, and testing prototype wireless communications systems. Major equipment within DWSL includes i.) three software defined radio network testbeds (HYDRA, USRP, and WARP) for rapidly prototyping radio, optical and ultrasonic communications systems, ii.) an anechoic chamber and robotic antenna positioners from TDK RF Solutions, iii.) a materials printer and printed circuit board milling machine for fabricating conformal antennas and iv.) wireless protocol conformance testing equipment from Aeroflex. The lab is also equipped with network analyzers, high speed signal generators, oscilloscopes, and spectrum analyzers as well as several Zigbee development platforms for rapidly prototyping sensor networks.

Kapil Dandekar Learn More

Electronic Design Automation Facility

Industrial-grade electronic design automation software suite for digital, analog and mixed-signal systems development. Field Programmable Gate Array (FPGA) development hardware. Printed circuit board production facility.

Prawat Nagvajara and Baris Taskin

Drexel VLSI Laboratory.

Testbed for Power/Performance Management of Enterprise Computing Systems

This computing testbed is used to validate techniques and algorithms aimed at managing the performance and power consumption of enterprise computing systems. The testbed comprises a rack of Dell 2950 and Dell 1950 PowerEdge servers, as well as assorted desktop machines, networked via a gigabit switch. Virtualization of this cluster is enabled by VMWare's ESX Server running the Linux RedHat kernel. It also comprises of a rack of ten Apple Xserve machines networked via a gigabit switch. These servers run the OS X Leopard operating systems and have access to a RAID with TBs of total disk capacity.

Nagarajan Kandasamy

Control, Robotics, and Intelligent Systems

Data Fusion Laboratory

Faculty: Moshe Kam

The Data Fusion Laboratory investigates problems in multisensory detection and estimation, with applications in robotics, digital communications, radar, and target tracking. Among the projects in progress: computationally efficient parallel distributed detection architectures, data fusion for robot navigation, modulation recognition and RF scene analysis in time-varying environments, pattern recognition in biological data sequences and large arrays, and hardware realizations of data fusion architectures for target detection and target tracking.

Supervisory Control Laboratory

Faculty: Moshe Kam

The Supervisory Control Laboratory investigates large-scale dynamic systems and robotic plants, applying modeling and control techniques that were developed at the interface of control theory and computer science. Studied methods include discrete event systems and Petri Nets, and applications are studied in power systems, large-scale control systems, and manufacturing. Experiments are designed to investigate the implications of replacing centralized control schemes by distributed counterparts. Several multisensor robotic and process control platforms are used for concept demonstration and algorithm verification. These include hoping, wheeled, and crawling robots.

Music and Entertainment Technology Laboratory

Faculty: Youngmoo Kim

The Music and Entertainment Technology Laboratory (MET-lab) is devoted to research in digital media technologies that will shape the future of entertainment, especially in the areas of sound and music. We employ digital signal processing and machine learning to pursue novel applications in music information retrieval, music production and processing technology, and new music interfaces. The MET-lab is also heavily involved in outreach programs for K-12 students and hosts the Summer Music Technology program, a one-week learning experience for high school students. Lab facilities include a sound isolation booth for audio and music recording, a digital audio workstation running ProTools, two large multi-touch display interfaces of our own design, and a small computing cluster for distributed processing.

ReTouch Lab

Faculty: Yon Visell

Cybersecurity

Data Fusion Laboratory

Faculty: Moshe Kam

The Data Fusion Laboratory investigates problems in multisensory detection and estimation, with applications in robotics, digital communications, radar, and target tracking. Among the projects in progress: computationally efficient parallel distributed detection architectures, data fusion for robot navigation, modulation recognition and RF scene analysis in time-varying environments, pattern recognition in biological data sequences and large arrays, and hardware realizations of data fusion architectures for target detection and target tracking.

Drexel Network Modeling Laboratory

Faculty: Steven Weber

The Drexel Network Modeling Laboratory investigates problems in the mathematical modeling of communication networks, with specific focus on wireless ad hoc networks, wireless sensor networks, and supporting guaranteed delivery service models on best effort and multipath routed networks. Typical methodologies employed in our research include mathematical modeling, computer simulation, and performance optimization, often with the end goal of obtaining meaningful insights into network design principles and fundamental performance tradeoffs.

Drexel Wireless Systems Laboratory

Faculty: Kapil Dandekar

The Drexel Wireless Systems Laboratory (DWSL) contains an extensive suite of equipment for constructing, debugging, and testing prototype wireless communications systems. Major equipment within DWSL includes i.) three software defined radio network testbeds (HYDRA, USRP, and WARP) for rapidly prototyping radio, optical and ultrasonic communications systems, ii.) an anechoic chamber and robotic antenna positioners from TDK RF Solutions, iii.) a materials printer and printed circuit board milling machine for fabricating conformal antennas and iv.) wireless protocol conformance testing equipment from Aeroflex. The lab is also equipped with network analyzers, high speed signal generators, oscilloscopes, and spectrum analyzers as well as several Zigbee development platforms for rapidly prototyping sensor networks.

Electrophysics

Cleanroom Microfabrication Facility

Faculty: Adam Fontecchio

The ECE Department Cleanroom facility is used to develop novel microelectronic materials, processes, and devices. It encompasses an area of 1,800 square feet with a rating of Class 10,000. The cleanroom contains a variety of thin film manufacturing and diagnostic equipment, such as thin film evaporators, a diffusion furnace, photoresist spinner, mask aligners, wafer scribing and dicing equipment, and an ellipsometer. Additional equipment suitable for the manufacture and packaging of hybrid circuits is also available. Device characterization and testing equipment is also available and includes a computerized station with femto-Farad and pico-Amp resolution. Faculty, graduate, and undergraduate students use the facility in their research and education programs.

Drexel Wireless Systems Laboratory

Faculty: Kapil Dandekar

The Drexel Wireless Systems Laboratory (DWSL) contains an extensive suite of equipment for constructing, debugging, and testing prototype wireless communications systems. Major equipment within DWSL includes i.) three software defined radio network testbeds (HYDRA, USRP, and WARP) for rapidly prototyping radio, optical and ultrasonic communications systems, ii.) an anechoic chamber and robotic antenna positioners from TDK RF Solutions, iii.) a materials printer and printed circuit board milling machine for fabricating conformal antennas and iv.) wireless protocol conformance testing equipment from Aeroflex. The lab is also equipped with network analyzers, high speed signal generators, oscilloscopes, and spectrum analyzers as well as several Zigbee development platforms for rapidly prototyping sensor networks.

Microwave Photonics Center

Faculty: Peter Herczfeld

The Center for Microwave Photonics was established twenty-five years ago (originally called the Center for Microwave-lightwave Engineering). It is a premier research and education enterprise for the advancement of microwaves and photonics technologies, which are among the fastest growing disciplines in engineering. Current projects focus on the chip level integration of photonic and monolithic microwave integrated circuits, on high dynamic range coherent fiber-optic links, on optical domain signal processing of microwave signals, on fiber-radio and on the application of microwave photonics to biology and medicine. The center has produced over three hundred publications, received numerous research and teaching awards and graduated forty doctoral students (seven of them are Fellows of the IEEE). The Centers enjoys close collaboration with Universities in North and South America, Europe, Asia and Australia.

Microwave-Photonics Device Laboratories

Faculty: Afshin Daryoush

The laboratory is equipped with test and measurement equipment for high-speed analog and digital electronics and fiber optic systems. The test equipment includes network analyzers from Agilent (100kHz- 1.3 GHz and 45 Mhz-40 GHz), and Anritsu (45 MHz-6 GHz); spectrum analyzers from Tektronix, HP, and Agilent with measurement capability of DC to 40 GHz and up to 90 GHz using external mixers; signal generators and communication channel modulators from HP, Rhode-Schwartz, Systron Donner, and Agilent; microwave power meter and sensor heads, assortment of passive and active microwave components up to 40 GHz ; data pattern generator and BER tester up to 3Gb/s; optical spectrum analyzer from Anritsu and power meters from HP; single and multimode fiber optic based optical transmitter and receiver boards covering ITU channels at data rates up to 10Gb/s; passive optical components such as isolator, filter, couplers, optical connectors and fusion splicer; LPKF milling machine for fabrication of printed circuit boards; wire-bonding and Cascade probe stations; Intercontinental test fixtures for testing of MMIC circuits and solid-state transistors; state-of-the-art microwave and electromagnetic CAD packages such as Agilent ADS, ANSYS HFSS, and COMSOL multi-physics module.

NanoPhotonics Laboratory

Faculty: Adam Fontecchio

Our research in the area of nanophotonics is focus on the nanoscale interaction of light with matter. This includes liquid crystal/polymer composites for gratings, lenses and HOEs; liquid crystal interactions with surfaces and in confined nanospaces; and alternative energy generation through novel photon interactions.

Opto-Electro-Mechanical Laboratory

Faculty: Timothy Kurzweg

This lab concentrates on the system integration on optics, electronics, and mechanical components and systems, for applications in imaging, communication, and biomedical research. Research areas include: Programmable Imaging with Optical Micro-electrical-mechanical systems (MEMS), in which microscopic mirrors are used to image light into a single photodetector; Pre-Cancerous Detection using White Light Spectroscopy, which performs a cellular size analysis of nuclei in tissue; Free-space Optical Communication using Space Time Coding, which consists of diffused light for computer-to-computer communications, and also tiny lasers and detectors for chip-to-chip communication; Magnetic Particle Locomotion, which showed that particles could swim in a uniform field; and Transparent Antennas using Polymer, which enables antennas to be printed through an ink-jet printer.

Plasma and Magnetics Laboratory

Faculty: Gary Friedman

Research is focused on applications of electrical and magnetic technologies to biology and medicine. This includes the subjects of non-thermal atmospheric pressure plasma for medicine, magnetic manipulation of particles for drug delivery and bio-separation, development of miniature NMR sensors for cellular imaging and carbon nanotube cellular probes.

Image and Signal Processing and Interpretation

Adaptive Signal Processing and Information Theory Research Group

Faculty: John Walsh

The Adaptive Signal Processing and Information Theory Research Group conducts research in the area of signal processing and information theory. Our main interests are belief/expectation propagation, turbo decoding and composite adaptive system theory. We are currently doing projects on the following topics: i) Delay mitigating codes for network coded systems, ii) Distributed esimation in sensor networks via expectation propagation, iii) Turbo speaker identification, iv) Performance and convergence of expectation propagation, v) Investigating bounds for SINR performance of autocorrelation based channel shorteners.

Data Fusion Laboratory

Faculty: Moshe Kam

The Data Fusion Laboratory investigates problems in multisensory detection and estimation, with applications in robotics, digital communications, radar, and target tracking. Among the projects in progress: computationally efficient parallel distributed detection architectures, data fusion for robot navigation, modulation recognition and RF scene analysis in time-varying environments, pattern recognition in biological data sequences and large arrays, and hardware realizations of data fusion architectures for target detection and target tracking.

Drexel Wireless Systems Laboratory

Faculty: Kapil Dandekar

The Drexel Wireless Systems Laboratory (DWSL) contains an extensive suite of equipment for constructing, debugging, and testing prototype wireless communications systems. Major equipment within DWSL includes i.) three software defined radio network testbeds (HYDRA, USRP, and WARP) for rapidly prototyping radio, optical and ultrasonic communications systems, ii.) an anechoic chamber and robotic antenna positioners from TDK RF Solutions, iii.) a materials printer and printed circuit board milling machine for fabricating conformal antennas and iv.) wireless protocol conformance testing equipment from Aeroflex. The lab is also equipped with network analyzers, high speed signal generators, oscilloscopes, and spectrum analyzers as well as several Zigbee development platforms for rapidly prototyping sensor networks.

Ecological and Evolutionary Signal-processing and Informatics Laboratory

Faculty: Gail Rosen

The Ecological and Evolutionary Signal-processing and Informatics Laboratory (EESI) seeks to solve problems in high-throughput genomics and engineer better solutions for biochemical applications. The lab's primary thrust is to enhance the use of high-throughput DNA sequencing technologies with pattern recognition and signal processing techniques. Applications include assessing the organism content of an environmental sample, recognizing/classifying potential and functional genes, and inferring microbial evolutionary relationships from short-read fragments. The lab also investigates higher-level biological systems such as modeling and controlling chemotaxis, the movement of cells, through optical and magnetic techniques. Also, the lab has interests in chemical location and tracking through circuit implementations of biological models.

Music and Entertainment Technology Laboratory

Faculty: Youngmoo Kim

The Music and Entertainment Technology Laboratory (MET-lab) is devoted to research in digital media technologies that will shape the future of entertainment, especially in the areas of sound and music. We employ digital signal processing and machine learning to pursue novel applications in music information retrieval, music production and processing technology, and new music interfaces. The MET-lab is also heavily involved in outreach programs for K-12 students and hosts the Summer Music Technology program, a one-week learning experience for high school students. Lab facilities include a sound isolation booth for audio and music recording, a digital audio workstation running ProTools, two large multi-touch display interfaces of our own design, and a small computing cluster for distributed processing.

ReTouch Lab

Faculty: Yon Visell

Power Engineering and Energy

Electric Power Engineering Center

Faculty: Chika Nwankpa, Karen Miu, and Dagmar Niebur

This newly established facility makes possible state-of-the-art research in a wide variety of areas, ranging from detailed theoretical model study to experimental investigation in its high voltage laboratories. The mission is to advance and apply scientific and engineering knowledge associated with the generation, transmission, distribution, use, and conservation of electric power. In pursuing these goals, this center works with electric utilities, state and federal agencies, private industries, nonprofit organizations and other universities on a wide spectrum of projects. Research efforts, both theoretical and experimental, focus on the solution of those problems currently faced by the electric power industry. Advanced concepts for electric power generation are also under investigation to ensure that electric power needs will be met at the present and in the future.

Power Electronics Research Laboratory

Faculty: Chika Nwankpa

The Power Electronics Research Laboratory (PERL) is involved in circuit and design simulation, device modeling and simulation, and experimental testing and fabrication of power electronic circuits. The research and development activities include electrical terminations, power quality, solar photovoltaic systems, GTO modeling, protection and relay coordination, and solid-state circuit breakers. The analysis tools include EMPT, SPICE, and others, which have been modified to incorporate models of such controllable solid-state switches as SCRs, GTOs, and MOSFETs. These programs have a wide variety and range of modeling capabilities used to model electromagnetics and electromechanical transients ranging from microseconds to seconds in duration. The PERL is a fully equipped laboratory with 42 kVA AC and 70 kVA DC power sources and data acquisition systems, which have the ability to display and store data for detailed analysis. Some of the equipment available is a distribution and HV transformer and three phase rectifiers for power sources and digital oscilloscopes for data measuring and experimental analysis. Some of the recent studies performed by the PERL include static VAR compensators, power quality of motor controllers, solid-state circuit breakers, and power device modeling which have been supported by PECO, GE, Gould, and EPRI.

Telecommunications and Networking

Adaptive Signal Processing and Information Theory Research Group

Faculty: John Walsh

The Adaptive Signal Processing and Information Theory Research Group conducts research in the area of signal processing and information theory. Our main interests are belief/expectation propagation, turbo decoding and composite adaptive system theory. We are currently doing projects on the following topics: i) Delay mitigating codes for network coded systems, ii) Distributed esimation in sensor networks via expectation propagation, iii) Turbo speaker identification, iv) Performance and convergence of expectation propagation, v) Investigating bounds for SINR performance of autocorrelation based channel shorteners.

Applied Networking Research Lab

Faculty: Jaudelice de Oliveira

Applied Networking Research Lab (ANRL) projects focus on modeling and simulation as well as experimentation in wired, wireless and sensor networks. ANRL is the home of MuTANT, a Multi-Protocol Label Switched Traffic Engineering and ANalysis Testbed composed of 10 high-end Cisco routers and several PC-routers, also used to study other protocols in data networks as well as automated network configuration and management. The lab also houses a sensor network testbed.

Data Fusion Laboratory

Faculty: Moshe Kam

The Data Fusion Laboratory investigates problems in multisensory detection and estimation, with applications in robotics, digital communications, radar, and target tracking. Among the projects in progress: computationally efficient parallel distributed detection architectures, data fusion for robot navigation, modulation recognition and RF scene analysis in time-varying environments, pattern recognition in biological data sequences and large arrays, and hardware realizations of data fusion architectures for target detection and target tracking.

Drexel Network Modeling Laboratory

Faculty: Steven Weber

The Drexel Network Modeling Laboratory investigates problems in the mathematical modeling of communication networks, with specific focus on wireless ad hoc networks, wireless sensor networks, and supporting guaranteed delivery service models on best effort and multipath routed networks. Typical methodologies employed in our research include mathematical modeling, computer simulation, and performance optimization, often with the end goal of obtaining meaningful insights into network design principles and fundamental performance tradeoffs.

Drexel Wireless Systems Laboratory

Faculty: Kapil Dandekar

The Drexel Wireless Systems Laboratory (DWSL) contains an extensive suite of equipment for constructing, debugging, and testing prototype wireless communications systems. Major equipment within DWSL includes i.) three software defined radio network testbeds (HYDRA, USRP, and WARP) for rapidly prototyping radio, optical and ultrasonic communications systems, ii.) an anechoic chamber and robotic antenna positioners from TDK RF Solutions, iii.) a materials printer and printed circuit board milling machine for fabricating conformal antennas and iv.) wireless protocol conformance testing equipment from Aeroflex. The lab is also equipped with network analyzers, high speed signal generators, oscilloscopes, and spectrum analyzers as well as several Zigbee development platforms for rapidly prototyping sensor networks.

Microwave-Photonics Device Laboratories

Faculty: Afshin Daryoush

The laboratory is equipped with test and measurement equipment for high-speed analog and digital electronics and fiber optic systems. The test equipment includes network analyzers from Agilent (100kHz- 1.3 GHz and 45 Mhz-40 GHz), and Anritsu (45 MHz-6 GHz); spectrum analyzers from Tektronix, HP, and Agilent with measurement capability of DC to 40 GHz and up to 90 GHz using external mixers; signal generators and communication channel modulators from HP, Rhode-Schwartz, Systron Donner, and Agilent; microwave power meter and sensor heads, assortment of passive and active microwave components up to 40 GHz ; data pattern generator and BER tester up to 3Gb/s; optical spectrum analyzer from Anritsu and power meters from HP; single and multimode fiber optic based optical transmitter and receiver boards covering ITU channels at data rates up to 10Gb/s; passive optical components such as isolator, filter, couplers, optical connectors and fusion splicer; LPKF milling machine for fabrication of printed circuit boards; wire-bonding and Cascade probe stations; Intercontinental test fixtures for testing of MMIC circuits and solid-state transistors; state-of-the-art microwave and electromagnetic CAD packages such as Agilent ADS, ANSYS HFSS, and COMSOL multi-physics module.

NanoPhotonics Laboratory

Faculty: Adam Fontecchio

Our research in the area of nanophotonics is focus on the nanoscale interaction of light with matter. This includes liquid crystal/polymer composites for gratings, lenses and HOEs; liquid crystal interactions with surfaces and in confined nanospaces; and alternative energy generation through novel photon interactions.

Opto-Electro-Mechanical Laboratory

Faculty: Timothy Kurzweg

This lab concentrates on the system integration on optics, electronics, and mechanical components and systems, for applications in imaging, communication, and biomedical research. Research areas include: Programmable Imaging with Optical Micro-electrical-mechanical systems (MEMS), in which microscopic mirrors are used to image light into a single photodetector; Pre-Cancerous Detection using White Light Spectroscopy, which performs a cellular size analysis of nuclei in tissue; Free-space Optical Communication using Space Time Coding, which consists of diffused light for computer-to-computer communications, and also tiny lasers and detectors for chip-to-chip communication; Magnetic Particle Locomotion, which showed that particles could swim in a uniform field; and Transparent Antennas using Polymer, which enables antennas to be printed through an ink-jet printer.