método para adquirir informação do sistema, sistema de comunicação e terminal móvel

摘要

A method for acquiring system information is provided in the embodiments of the present invention. The method is used to acquire the system information of a cell, wherein, the method comprises the steps of: performing synchronization between a mobile terminal in a dedicated mode and a mobile communication system cell; determining the broadcast time of the Main Information Block(MIB) according to the result of the synchronization; acquiring the corresponding MIB according to the determined broadcast time of MIB. A communication system and a mobile terminal are also provided in the embodiments of the present invention. The system information of the cell can be acquired by means of the embodiments of the present invention.