• CASES: A Novel Low-Cost Ground-based DualFrequency GPS Software Receiver and Space Weather Monitor 

      Crowley, Geoff; Bust, Gary S.; Reynolds, Adam; Azeem, Irfan; Wilder, Rick; O'Hanlon, Brady W.; Psiaki, Mark L.; Powell, Steven; Humphreys, Todd E.; Bhatti, Jahshan A. (2011)
      GPS receivers can be used for monitoring space weather events such as TEC variations and scintillation. This paper describes the new GPS sensor developed by ASTRA, Cornell and UT Austin. The receiver is called “Connected ...
    • CASES: A Smart, Compact GPS Software Receiver for Space Weather Monitoring 

      O'Hanlon, Brady W.; Psiaki, Mark L.; Powell, Steven; Bhatti, Jahshan A.; Humphreys, Todd E.; Crowley, Geoff; Bust, Gary S (2011)
      A real-time software-defined GPS receiver for the L1 C/A and L2C codes has been developed as a low-cost space weather instrument for monitoring ionospheric scintillation and total electron content. The so-called CASES ...