GPS Free Stack/Web Links

References

• http://zone.ni.com/devzone/cda/tut/p/id/4805 IQ Signals
• http://www.kowoma.de/en/gps/signals.htm gps signaling quick intro
• http://en.wikipedia.org/wiki/GPS_signals gps signaling
• https://secure.wikimedia.org/wikipedia/en/wiki/BPSK
• https://secure.wikimedia.org/wikipedia/en/wiki/Digital_Down_Converter
• http://gpspp.sakura.ne.jp/rtklib/rtklib_beagleboard.htm RTKLIB beagle board
• https://secure.wikimedia.org/wikipedia/en/wiki/Open_Geospatial_Consortium
• http://www.gpstk.org gps tool kit
• http://www.gps-sdr.com/projects/show/gps-sdr gps software defined radio
• http://michelebavaro.blogspot.com/2010/05/linking-primo-with-gps-sdr.html primo gps receiver
• http://home.earthlink.net/~cwkelley/ open source gps
• http://gn3s-nix.sourceforge.net/ SigE GNS3 dongle software fronted
• https://secure.wikimedia.org/wikipedia/en/wiki/Signed_number_representations sign/magnitude
• http://www.gpscreations.com/Products_GPS1A.html GPS1A module for the osgps software
• http://gnsstk.sourceforge.net/ The Essential GNSS Project
• http://michelebavaro.blogspot.com/2008/01/weird-results-prn-127-is-really-gagan.html curiosities
• http://gps.aau.dk/fileadmin/gps/Dowloads/Presentations/software_receiver.ppt step by step software side
• http://lea.hamradio.si/~s53mv/navsats/theory.html A homemade receiver for GPS & GLONASS satellites
• http://www.ctae.org/sdr/ related to gps-sdr
• http://kom.aau.dk/project/softgps/receiverTechnologyPart3.htm software defined GPS slides
• http://gnuradio.org/redmine/wiki/1/GlobalPositioningSystem gnu radio GPS info
• http://web.archive.org/web/20061214222310/http://www.navcen.uscg.gov/gps/geninfo/ICD-GPS-200C+with+IRNs+12345.pdf Interface Control Document GPS
• http://gpspp.sakura.ne.jp/rtklib/rtklib.htm rtklib
• http://www.gpstk.org/bin/view/Development/SwrxUpdates
• http://www.dynamics.co.nz/forum/viewtopic.php?f=5&t=18&sid=bcdbecf45f69fbdff57cb1f86ed4ef3b Namuru and other RF IC
• http://gps.psas.pdx.edu/GpsSoftware/ gpl-gps project :-)
• http://gnss-sdr.ru/index.php?itemid=17#nucleus_cf GNSS-SDR
• https://code.google.com/p/gnsssdr/ source code namuru vhdl osgps-fork
• http://gps.psas.pdx.edu/plgplgps/ gpl-gps-fpga
• http://www.dkdinst.com/articles/Gps_art.html construction of a GPS receiver
• http://www.colorado.edu/geography/gcraft/notes/gps/gps.html Global Positioning System Overview (great illustrated material)
• http://diydrones.com/profiles/blog/list?q=rtklib
• http://www.s5tech.net/s53mv/navsats/theory.html homemade receiver for GPS & GLONASS satellites
• http://gnss-sdr.ru/index.php?blogid=2 GLONASS working receiver with floss-like licenses in hw and software
• http://www.holmea.demon.co.uk/GPS/Main.htm
• http://gnss-sensor.com/ pll approach
• https://code.google.com/p/cu-hw-gps/ pll approach