GPS Positioning Method for Mobile Terminal, and Mobile Terminal

摘要

A GPS positioning method for a mobile terminal, and a mobile terminal are provided. The method includes: after GPS positioning is started, acquiring a first cell identifier of a first cell in which the mobile terminal is located; acquiring, according to the first cell identifier, first latitude and longitude information corresponding to the first cell identifier from a correspondence table stored on the mobile terminal, where the correspondence table includes a cell identifier and latitude and longitude information corresponding to the cell identifier; and with reference to the first latitude and longitude information, and time information and ephemeris information that are acquired in advance, performing GPS positioning on the mobile terminal by using a GPS receiver of the mobile terminal.

主权项

1. A global positioning system (GPS) positioning method for a mobile terminal, the method comprising:
acquiring, by the mobile terminal, an ephemeris information before GPS positioning is started; acquiring, by the mobile terminal, a first cell identifier of a first cell in which the mobile terminal is located; after GPS positioning is started, acquiring by the mobile terminal, according to the first cell identifier, a first latitude and longitude information corresponding to the first cell identifier from a correspondence table, wherein the correspondence table comprises a cell identifier and a latitude and longitude information corresponding to the cell identifier; and using the first latitude and longitude information, the ephemeris information, along with a time information that is acquired in advance, performing, by the mobile terminal, the GPS positioning by using a GPS receiver of the mobile terminal.