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Tech Chat | Understanding GNSS Positioning:
From APC to Ground Target Point
In daily RTK measurement, we usually need to input the height of the ranging pole in order to convert the coordinates into a ground target point. Have you ever wondered the original position measured by the GNSS receiver are?
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Geospatial
Tech Chat | Common NMEA Messages Used in RTK Devices
In our previous blogs, we introduced NMEA-0183 and the key message $GPGGA. In this blog, we will introduce the most common NMEA messages used in RTK devices, in addition to $GPGGA.
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Geospatial
Tech Chat | What is #Heading Data?
For surveying or GIS, positioning data can meet the demands. But for some navigation applications such as auto-steering systems for agricultural operations or guiding UAVs, it is crucial to get the orientation information.
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Geospatial
Tech Chat | Mastering Road Stakeout with SingularPad – Part 2
In the last chapter, we have explored how to import a road file like XML, and how to design a road file in different methods based on your project. After the preparation, in this blog, let's learn how to conduct the road stakeout in SingularPad.
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Geospatial
Tech Chat | What is geoid model and how to use it?
In previous blogs, we explored the distinctions between three common height measurements—geodetic height, normal height, and orthometric height. In this blog, let's learn what the geoid model is and demonstrate how to utilize it.
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Tech Chat | How to adjust project coordinates when the base changes?
In surveying projects, sometimes we may need to update base station coordinates when many points have been measured. So how should we handle the previous measured points and continue surveying quickly?
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