The domestic GPS operators are mainly divided into the following categories. The first category is independent operators who sell vehicle terminals and operation services as agents; The second typ...
Mainly targeting students, in today's society, accidental injuries and potential dangers exist everywhere for children. For example, being bullied by school, being bullied by classmates, being...
With the approaching aging society in China, the safety of elderly people going out has increasingly become an important issue for their safety. Because some common chronic diseases of the elderly...
One reason is that personal GPS is not as cheap as possible. If a seller recommends a GPS positioning system with a lifetime free map, and the price is too low, then be careful not to be fooled. ...
1. Front end hardware: mainly including GPS positioning accuracy, positioning time, drift, etc. There are not many products on the market that can truly solve hardware drift. After testing, many p...
A tracking locator is a terminal that is equipped with a built-in GPS module and a mobile communication module. It is used to transmit the positioning data obtained by the GPS module to a server o...
The application layer here generally refers to the application and data processing at the server level. It generally consists of a map server, a database server, and a business logic server. Map s...
The centralized procurement layer is mainly composed of GPS mobile terminals, which complete the collection of front-end data in the system. It mainly consists of CPU+GSM+GPRS+GPS functional modul...
The first point: Currently, the power of GPS cameras is not high, so searching for GPS satellites is relatively slow, and the signal is also relatively weak. The search time is generally longer th...