AGPS combines the positioning information of GSM operated by China Mobile or CDMA network base station while receiving positioning signal through satellites in the past. On the one hand, mobile phone with AGPS acquires the positioning information from satellites, and at the same time, auxiliary positioning information is downloaded by the mobile phone through GPRS network of Chine Mobile, The positioning is achieved through such combination.
| 
and at the same time, auxiliary positioning information is downloaded by the mobile phone through GPRS network of Chine Mobile, The positioning is achieved through such combination.