A method for sending a parameter set of a cell, wherein the method is performed by a base station and comprises: determining, based on a parameter set of a cell, feature information of a synchronization signal and a broadcast channel, wherein the parameter set of the cell comprises at least one of cyclic prefix, CP, type and a subcarrier spacing, wherein the feature information of the synchronization signal and the broadcast channel comprises time domain resource information of the synchronization signal and the broadcast channel; and sending the broadcast channel to a terminal based on the feature information of the synchronization signal and the broadcast channel, wherein the determining feature information of a synchronization signal and a broadcast channel based on a parameter set of a cell comprises: determining the feature information of the synchronization signal and the broadcast channel based on the parameter set of the cell and a mapping relationship, wherein the mapping relationship comprises a correspondence between a parameter set and at least one piece of feature information, and wherein: (i) a group of feature information uniquely corresponds to a parameter set, or (ii) in the mapping relationship, one piece of the feature information corresponds to a plurality of parameter sets, and an intersection set of parameter sets corresponding to each piece of information in the group of feature information is a unique parameter set, or (iii) in the mapping relationship, a parameter in the parameter set corresponds to a plurality of groups of feature information, and an intersection set of feature information corresponding to each parameter in the parameter set is unique feature information. determining, based on a parameter set of a cell, feature information of a synchronization signal and a broadcast channel, wherein the parameter set of the cell comprises at least one of cyclic prefix, CP, type and a subcarrier spacing, wherein the feature information of the synchronization signal and the broadcast channel comprises time domain resource information of the synchronization signal and the broadcast channel; and sending the broadcast channel to a terminal based on the feature information of the synchronization signal and the broadcast channel, wherein the determining feature information of a synchronization signal and a broadcast channel based on a parameter set of a cell comprises: determining the feature information of the synchronization signal and the broadcast channel based on the parameter set of the cell and a mapping relationship, wherein the mapping relationship comprises a correspondence between a parameter set and at least one piece of feature information, and wherein: (i) a group of feature information uniquely corresponds to a parameter set, or (ii) in the mapping relationship, one piece of the feature information corresponds to a plurality of parameter sets, and an intersection set of parameter sets corresponding to each piece of information in the group of feature information is a unique parameter set, or (iii) in the mapping relationship, a parameter in the parameter set corresponds to a plurality of groups of feature information, and an intersection set of feature information corresponding to each parameter in the parameter set is unique feature information. determining the feature information of the synchronization signal and the broadcast channel based on the parameter set of the cell and a mapping relationship, wherein the mapping relationship comprises a correspondence between a parameter set and at least one piece of feature information, and wherein: (i) a group of feature information uniquely corresponds to a parameter set, or (ii) in the mapping relationship, one piece of the feature information corresponds to a plurality of parameter sets, and an intersection set of parameter sets corresponding to each piece of information in the group of feature information is a unique parameter set, or (iii) in the mapping relationship, a parameter in the parameter set corresponds to a plurality of groups of feature information, and an intersection set of feature information corresponding to each parameter in the parameter set is unique feature information. (i) a group of feature information uniquely corresponds to a parameter set, or (ii) in the mapping relationship, one piece of the feature information corresponds to a plurality of parameter sets, and an intersection set of parameter sets corresponding to each piece of information in the group of feature information is a unique parameter set, or (iii) in the mapping relationship, a parameter in the parameter set corresponds to a plurality of groups of feature information, and an intersection set of feature information corresponding to each parameter in the parameter set is unique feature information.