I have the following NMEA output by Holux M-241 GPS receiver: $GPGGA,144014.000,2227.0987,N,11410.1382,E,2,6,1.67,32.6,M,-1.3,M,0000,0000*7B I know that WGS84 height is higher than geoid height 1.3 ...
I was wondering if someone could try the same Add-In with the same data and see if they have an error. I have downloaded the 'AIS Data Handler Pre-Processor' ...
In GPRMC there is a time field, called fix time. Can I consider this always the same as value from GPZDA time? Is there any possibility that when GPS device is configured to stream both GPRMC and ...
At the moment there is no problem when using GPS only devices, NMEA string with information about speed, DOP value etc starts with GP.. prefix. But with Glonass included NMEA string has different ...
Given x number of GPS units transmitting NMEA formatted strings back to a server (xxx.xxx.xxx.xxx:xxxxx) is there a way to listen in on the traffic and parse NMEA formatted strings for display on a ...
I have a GPS Tracker which sends the GPRMC string of the NMEA 0183 protocol, at fixed periodicity, to a predefined number as SMS. I am looking for a software which can port these incoming SMS to a COM ...
I have a Garmin Forerunner 305 and a Google Nexus One Android phone. From the GPS on both these devices I can get a "Accuracy" value that is usually between 6-20 meters. How much can I trust this ...
Calculating absolute precision confidence number from Dilution of Precision indicators from GPS receiver
End-user GPS receivers typically show an absolute confidence indication, such as Within 25 Metres, for the calculated position. I am parsing NMEA data from a GPS unit and wan't to calculate a similar ...