GNU Radio can be used to create GNSS receivers. The DBSRX daughterboard for the USRP is capable of receiving signal from all contemporary GNSS systems.
Below is a list of projects that uses the GNU Radio framework or the USRP to implement GNSS receivers. Please add your self to the list if you are doing similar work.
注： Global Navigation Satellite System（原文出处，翻译整理仅供参考!）