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GPS (Global Positioning System) is an outdoor localization system that measures time of flight of a radio signal from a number of satellites in earth orbit.

9
votes
5answers
I am looking for a cheapest possible GPS setup with a centimeter precision without much HW hacking. I am not able to produce my PCB or do any soldering (though I would do that if there is no other … employing a 50 USD raw GPS sensor with an antenna and ordinary PC with RTKLIB software. I am not sure if it is better to use two GPS sensor setup for RTK (one base station and one for rover) or …
asked Jul 27 '14 by Kozuch
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Is there any general problem in using precise positioning (centimeter-accurate GNSS RTK system meant) for autonomous car guidance given I have a predefined path the car should follow? I mean, autonomo …
asked Jan 10 '16 by Kozuch
2
votes
0answers
or streamed correction data. I am wondering whether one would be able to substantially improve the accuracy of an ordinary (uncorrected) GPS+GLONASS device (maybe one found in a common smartphone … use the visual odometry for "smoothing" the rough GPS track. The question is how this can be technically done in terms of SW. The input would be two tracks - one from GPS device and the other VISO 2 library. I think I need a kind of filter that will fuse the sensor data to get greater precision. …
asked Sep 8 '14 by Kozuch
0
votes
1answer
contain an IMU, would fuse it with GPS and filter the result accordingly and then provide a software API to query for location/speed etc. I am interested rather in some affordable solution but is there … some professional hardware too? I am trying to implement this for my mobile robot and I realize that a smartphone-grade GPS (Samsung J5) gives me better preliminary results than an u-blox eval board …
asked May 8 '16 by Kozuch