Many friends often ask about the difference between GPS chips when they buy GPS. My brother has also searched and sorted out a copy on the Internet for your reference. Please also add to the defic...
The GPS system can provide precise positioning services for highly dynamic objects because it carries a high-precision atomic clock. In addition, since 2000, the United States has cancelled the im...
The coordinate value of a point saved in the GPS memory. When there is a GPS signal, press the "MARK" key, and the current point will be marked as a landmark. It has a default name like ...
In order to meet the requirements of high-precision positioning, NEO-5Q GPS module is used for logistics tracking vehicle terminal to receive positioning information. The latest fifth generation p...
The GPS implementation plan is divided into three stages: The first stage is the scheme demonstration and preliminary design stage. From 1973 to 1979, four test satellites were launched. The grou...
First, let's talk about the principle of radar velocity measurement. The radar velocimeter is based on the calculation of the frequency shift from * * to the reflected wave to obtain the movin...
GPS has been developed in China for a long time, and both manufacturers and users have a deep foundation in production and application. Imagine the situation that will occur when you stop or disab...
1. The Bluetooth GPS receiver model is small, and the appearance design of the new products is more beautiful. Some models of the Bluetooth GPS receiver also have a waterproof function. 2. The Bl...
As Donghai Bridge is located in the open sea, it not only needs to withstand seawater corrosion, earthquake and typhoon natural disasters, but also various traffic tools to cause slow damage to th...
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