It is provided by the three major carriers unified interface, only have to fill in the cell phone number, verification code and confirm my authorization, do not have to fill in the ID card number, home address, do not collect other personal information, the operation of the simpler and safer, to fully protect the user's privacy.
Communication big data trip card ? The analysis is ? Cell phone signaling data?The cell phone signaling data is acquired through the location of the base station where the user's cell phone is located, and the signaling data collection, transmission and processing processes are automated, with strict security and privacy protection mechanisms, and the query results are available in real time, convenient and fast.
The communication big data itinerary card? s data can be nationally common, truly a national network of comprehensive coverage, but also can query the international itinerary of my domestic cell phone number. These will provide scientific and accurate technical support for epidemic prevention and control, resumption of work and production, road access, and entry and exit under the premise of ensuring user information security.
The data source of the location query service provided by the trip card is ? cell phone signaling data ? which is obtained through the location of the base station where the user's cell phone is located. In order to ensure communication continuity, realize coverage without blind zones and provide better communication service quality, the signals of two base stations at the junction of administrative divisions may be cross-covered, resulting in deviation of the results. This is possible if the user lives close to the city boundary, or if they are driving long distances or traveling by train.