Gsm Network

The Motorola Moto X developer version (that is, the factory default unlock bootloader version, 32GB ROM) was sold on September 19, with two models, one supporting Verizon network and the other supporting the GSM network (t, at&t), 　　Fuselage rear cover has "Developer Edition" the sign, the price all is 649.99 dollars (about 4000 yuan). The real player will naturally choose the factory default unlock bootloader version, MO ...

"Knowledge link" location-based Service (Location Based service,lbs), which obtains the location information (geographic coordinates, or geodetic coordinates) of the mobile end user via the telecommunication network (such as GSM network, CDMA) or external positioning method (such as GPS) of the mobile operator. , with the support of GIS (Geographic information system, geographic information System) platform, to provide users with corresponding service ...