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Comparing RF Fingerprinting Performance of Hobbyist and Commercial-Grade SDRs.

Abstract Details

2020, Master of Science in Electrical Engineering (MSEE), Wright State University, Electrical Engineering.
Radio Frequency Fingerprinting (RFF) research typically uses expensive, laboratory grade receivers which have high dynamic range, very stable oscillators, large instantaneous bandwidth, multi-rate sampling, etc. In this study, the RFF effectiveness of lower grade receivers is considered. Using software-defined radios (SDRs) of different cost and performance, a linear regression model is developed to predict RFF performance. Unlike two previous studies of SDR effectiveness that used commercial and lab-grade SDRs, the experiment here focused on hobbyist and commercial-grade SDRs (RTL-SDR, B200-mini, N210). A regression model is proposed for a generic SDR. Using a full-factorial experiment matrix, the gain, sample rate, and signal-to-noise ratio (SNR) were selected as the common control factors. The transmit sources were three commercially-available, general purpose, wireless transmitters of the same model. An SDR performance index (SPI) was developed from the percent correct classification using the Random Forest classifier for each SDR and for a generic SDR. The RFF results show that the lower-cost SDRs record the data with enough fidelity to achieve over 90% classification accuracy.
Michael A. Saville, Ph.D., P.E. (Committee Chair)
Saiyu Ren, Ph.D. (Committee Member)
Henry Chen, Ph.D. (Committee Member)
Joshua N. Ash, Ph.D. (Committee Member)
61 p.

Recommended Citations

Citations

  • Smith, T. R. (2020). Comparing RF Fingerprinting Performance of Hobbyist and Commercial-Grade SDRs. [Master's thesis, Wright State University]. OhioLINK Electronic Theses and Dissertations Center. http://rave.ohiolink.edu/etdc/view?acc_num=wright1608139109925131

    APA Style (7th edition)

  • Smith, Travis. Comparing RF Fingerprinting Performance of Hobbyist and Commercial-Grade SDRs. 2020. Wright State University, Master's thesis. OhioLINK Electronic Theses and Dissertations Center, http://rave.ohiolink.edu/etdc/view?acc_num=wright1608139109925131.

    MLA Style (8th edition)

  • Smith, Travis. "Comparing RF Fingerprinting Performance of Hobbyist and Commercial-Grade SDRs." Master's thesis, Wright State University, 2020. http://rave.ohiolink.edu/etdc/view?acc_num=wright1608139109925131

    Chicago Manual of Style (17th edition)