Duty ratio wireless sensor network topology control method based on game theory

The invention relates to the technical field of wireless communication, and discloses a duty ratio wireless sensor network topology control method based on a game theory, in a duty ratio wireless sensor network, all sensor nodes in each work period T can establish connection with a sink node through a space-time path, a low-power-consumption network topology structure is constructed, and the network topology control method has the advantages that the network topology control method is simple and convenient; the method specifically comprises the following steps of: dividing a work period into a plurality of time slots, and determining a network topology sequence according to activity/dormancy scheduling of a sensor node in each time slot; constructing a virtual time extension graph according to the network topology sequence, and in the time extension graph, determining power consumption required for maintaining a space link and a time link in the network topology; a suboptimal reaction algorithm based on the g