One of the main requirements coming from different clients is to add an "anti-theft alarm" function to our gps trackers, which will trigger the loud BEEP BEEP alarm whenever the motorcyc...
1. Satellite track There are 24 GPS satellites orbiting the earth in six orbits (groups of four), and generally no more than 12 satellites are on the same side of the earth, and most GPS receiver...
1. DGPS function To minimize the effects of SA and atmospheric refraction, there is a device called a DGPS transmitter. It is a fixed GPS receiver (set within a radius of 100km to 200km of a surv...
From the current mainstream models on the market, the main anti-theft methods include immobilizer engine (IMMO), remote control door lock (RKE), keyless entry (PKE), two-way smart key, infrared de...
Generally equipped with GPS monitoring system. However, the GPS monitoring system has not been popularized in China, which has a great relationship with the lack of public awareness. Some car own...
With the continuous improvement of people's living standards and the development and expansion of the automobile industry, the number of automobiles in my country has increased year by year, a...
GPS receivers can receive time information accurate to nanoseconds that can be used for timing; forecast ephemeris for forecasting the approximate position of satellites in the next few months; br...
When it comes to positioning accuracy, we have to talk about SA and AS. What is SA, AS? GPS signals have two types of C/A codes and P codes. The error of C/A code is 29.3m to 2.93m. Common rece...
GPS system is the abbreviation of Global Positioning System (Global Positioning System) in English. Because it is the only system in the world that can provide free positioning services in a large...
1. GPS system composition GPS gloabal Positioning System, which is built in the United States. It is mainly divided into three parts, the control station on the ground, the satellites flying in t...
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