SDR Laboratory

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...