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Tech Chat | How accurate is your GNSS device? – DOP Indicators
When using navigation and positioning products, have you ever seen the DOP indicators in the status bar such as VDOP, PDOP and HDOP? In this blog, we will show you what these DOP values mean...
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Geospatial
Tech Chat | What services can GNSS provide?
In the last blog, we've learned how GNSS works and what it consists of. So after obtaining the satellite signal, what can we do with it? Or in other words, what services can GNSS provide?
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Geospatial Agriculture
Tech Chat | How to judge the waterproof performance of products? - IP67/IPXX
When shopping for electronics, such as cameras, smartphones, you may be concerned about a key performance: is it waterproof? Most devices will list a parameter of IP67 or IP68 to show their high water resistance.
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Geospatial
Tech Chat | An Easy Way of Setting Projected Coordinate Systems – RTCM 1021-1027 Messages
In the last blog we introduced the RTCM protocol, normally we use RTCM32 to transmit RTK corrections. But in some countries, the local CORS will also transmit the projected coordinate systems via RTCM1021 -1027 messages
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Geospatial
Tech Chat - What is RTCM format in RTK correction data transmission?
In order to deal with GNSS real-time data service, the Radio Technical Commission for Maritime Services (RTCM) proposed a general GNSS data encoding format for network communication.
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Geospatial
Tech Chat - How Does A GNSS Receiver Implement Tilt Surveying?
In RTK surveying, it is necessary to keep the pole bubble in the center for a measurement. At that time, it's very tiring for the whole day of survey work. You may have the idea - Can we do the measurement without centering the bubble?
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