SDR Laboratory

Project Objective: Utilized a portable transceiver to detect a rogue transmission in the field. Generated a heatmap of the search area Reduced the next search area and locate the rogue transmission source. Experimental Hardware and Software Setup: NI USRP-2920 SDR X-Star Premium Drone Ettus E312 USRP LabVIEW Communications MATLAB GNU Radio Project Outcomes: Successfully recorded...

Project Objective: Recorded and captured 99.9 MHz FM signal and calculate its location by correlating time difference of arrival and GPS data Experimental Hardware and Software Setup: USRP-2920 SDR TERK Omnidirectional FM Antenna Sparkfun GP-20U7 GPS Antenna w/ Arduino UNO LabVIEW Communications MATLAB Project Outcomes: Successfully implemented a system that records, captures, and calculates the...

Project Objective: Interpreted the data being analyzed from the USRP in order to compare the power spectral density, given a band spectrum of radio frequencies By having the User specify a power threshold, the program will check against this number in order to save information on the frequencies that surpass the threshold. Displayed the relevant...

Project Objective: Designed the transmitter within the search range of the receiving antenna Identified the received signal as a sampled version of the transmitted one Aligned to the measured max power received Achieved the scanning time less than 8 minutes Experimental Hardware and Software Setup: 2x USRP-2901 SDR Arduino Mega 2560 Adafruit Ultimate GPS Breakout...

Project Objective: Created a system to track an object aerially. Safety and reliability were prioritized over speed, and clarity and usability were emphasized. Experimental Hardware and Software Setup: BerryGPS-IMU USB to UART converter Arduino Uno XBee Breakout Board Double Pole Double Throw Switch Raspberry Pi 3b+ XBee S2C module Software to control the drone using...

Project Objective: Created an autonomous robot that travels to a location via GPS, displays a target, and records if the target is hit Replaced standard static target ranges with a mobile, autonomous robot Experimental Hardware and Software Setup: Arduino Mega and Arduino Uno L298n dual H Bridge Motor Driver Neo 6M GPS Module BNO055 Absolute...

Project Objective: Modified a quadcopter drone so that it is able to autonomously travel to the location of targets on the target range Used computer vision to score the hits on the target in real time Detected hits on the target with an accuracy of at least 70% Experimental Hardware and Software Setup: Autel X-Star...

Project Objective: Designed semi-autonomous rover Navigated to designated GPS coordinates Provided a target for shooting and confirmation Communicated via WiFi and SSH Experimental Hardware and Software Setup: Raspberry Pi 3 Model B Arduino Uno Stepper and DC motors Python Project Outcomes Created GPS-based boundary Navigated to n random points within the boundary Presented target at...

Project Objective: Determined an initial bearing using known transmitter coordinates with on-board GPS receiver Adjusted the antennas azimuth and elevation automatically to obtain the highest received power Experimental Hardware and Software Setup: Arduino IDE NI USRP 2901 SDR Linear actuator drivers Arduino mega MCU LabVIEW Project Outcomes Designed an algorithm to find the direction with...

Project Objective: Designed an intelligent system that can navigate a drone autonomously using image processing at those locations Scored targets using image processing at those locations Experimental Hardware and Software Setup: X-Star Premium, Autel Robotics drone Arduino IDE MATLAB Custom assembled an intelligent system Project Outcomes Navigated the drone to up to 4 predefined GPS...

Project Objective: Estimated the angle of arrival of a signal at the receiver within three degrees Resolved the location of a transmitter within less than five percent of the total search area Experimental Hardware and Software Setup: 6x USRP-2920 SDR CDA-2990 Octoclock 5x 3 dBi 915 MHz omnidirectional antenna LabVIEW Communications MATLAB Project Outcomes Implemented...

Project Objective: Designed a framework to locate, define, and report radio frequency power levels given a general predefined location Determined the GPS location of an RF source using a Software Defined Radio mounted on a drone Experimental Hardware and Software Setup: Ettus E312 USRP NI 2920 USRP GNURadio Autel X-Star Premium drone The host computer...

Project Objective: Located the transmit tower via TDOA algorithm Built a repeatable positioning system Experimental Hardware and Software Setup: NEO-6M GPS NI USRP 2920 SDR Antennas U-center MATLAB LabVIEW Communications Project Outcomes Located the FM signal transmitter successfully Developed a repeatable and stable positioning system

Project Objective: Monitored a user-defined band between 50 and 500 MHz Identified and record potential interference signals on that band Experimental Hardware and Software Setup: NI USRP 2920 LabVIEW Communications 2.0 Great Scott Gadgets ANT500 antenna Project Outcomes Designed a LabVIEW program that can scan an arbitrary area of the RF spectrum Scanned a bandwidth...