A method, for use in a base station of a wireless network, for conducting a MIMO communication with a mobile terminal based on scheduling, comprising the steps of: A. acquiring signal-quality-related information between said base station and each mobile terminal in the vicinity of said base station; B. acquiring indication information relevant to said base station, indicating mobile terminals associated with said base station; C. when said indication information indicates that said mobile terminals associated with said base station include multiple mobile terminals which need a downlink signal transmission via the same time-frequency resource from said base station, generating a pre-coded matrix according to the Channel Status Information, further referred to as CSI, between said base station and the multiple mobile terminals; D. pre-coding, by utilizing said pre-coded matrix, service data to be transmitted to the multiple mobile terminals so as to generate pre-coded downlink signals to be transmitted to the multiple mobile terminals, wherein, before the step B, the method further comprises a step of: - receiving signal-quality-related information reported by other at least one base station; said step B further comprises a step of: - determining indication information for said base station and said other one or more base stations respectively according to said signal-quality-related information acquired by said base station and signal-quality-related information reported by said other one or more base stations, said indication information is used for indicating mobile terminals respectively associated with said other one or more base stations; and the method further comprises the step of: - informing said other one or more base stations with said indication information respectively determined for said other one or more base stations. A. acquiring signal-quality-related information between said base station and each mobile terminal in the vicinity of said base station; B. acquiring indication information relevant to said base station, indicating mobile terminals associated with said base station; C. when said indication information indicates that said mobile terminals associated with said base station include multiple mobile terminals which need a downlink signal transmission via the same time-frequency resource from said base station, generating a pre-coded matrix according to the Channel Status Information, further referred to as CSI, between said base station and the multiple mobile terminals; D. pre-coding, by utilizing said pre-coded matrix, service data to be transmitted to the multiple mobile terminals so as to generate pre-coded downlink signals to be transmitted to the multiple mobile terminals, wherein, before the step B, the method further comprises a step of: - receiving signal-quality-related information reported by other at least one base station; said step B further comprises a step of: - determining indication information for said base station and said other one or more base stations respectively according to said signal-quality-related information acquired by said base station and signal-quality-related information reported by said other one or more base stations, said indication information is used for indicating mobile terminals respectively associated with said other one or more base stations; and the method further comprises the step of: - informing said other one or more base stations with said indication information respectively determined for said other one or more base stations. - receiving signal-quality-related information reported by other at least one base station; - determining indication information for said base station and said other one or more base stations respectively according to said signal-quality-related information acquired by said base station and signal-quality-related information reported by said other one or more base stations, said indication information is used for indicating mobile terminals respectively associated with said other one or more base stations; and the method further comprises the step of: - informing said other one or more base stations with said indication information respectively determined for said other one or more base stations.