This paper describes the main ideas of a GNSS SDR receiver and its implementation. Aims of the development, advantages, and some specific details are discussed. Particular attention is paid to the issue of security in GNSS receivers used for special purposes and some strategies of tracking. The idea of a snapshot receiver is briefly mentioned.
Borre, K., & Kudryavtsev, I. (2015). Software Defined GNSS Receiver. In Procedia Engineering (Vol. 104, pp. 9–14). Elsevier Ltd. https://doi.org/10.1016/j.proeng.2015.04.090