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Tag search results for: "battery powered gps tracker"
yilian
battery powered gps tracker is A GPS signal receiver. It receives and demodulated satellite broadcast C/A code signals like a "radio", but does not send signals, which belongs to passive positioning. The battery powered gps tracker calculates the pseudo distance between the received information and each satellite, and uses the range rendezvous method to calculate the four parameters of the receiver: longitude, latitude, altitude and time correction. It is characterized by fast point speed but large error. The module of in... more