An information transmission method in a cell, wherein the method is performed by a network device and applied to a wireless network, the wireless network comprises at least a network device and a terminal, the terminal is located in a cell of the network device, and the method comprises: obtaining, by the network device, terminal information; determining, by the network device, a state of the terminal according to the terminal information, wherein the state of the terminal comprises: a first state or a second state; and when the terminal is in the first state, performing, by the terminal, communication on a contention resource of the cell; and when the terminal is in the second state, allocating, by the network device, a contention-free resource of the cell to the terminal; characterized by the terminal information comprising: a movement speed of the terminal, and a location of the terminal in the cell; wherein the determining, by the network device, a state of the terminal according to the terminal information comprises: detecting, by the network device, whether the movement speed of the terminal is greater than a speed threshold, and if the movement speed of the terminal is greater than the speed threshold, determining that the terminal enters the first state; and if the movement speed of the terminal is less than or equal to the speed threshold, determining that the terminal enters the second state; wherein the first state is an idle state and the second state is a connected state. obtaining, by the network device, terminal information; determining, by the network device, a state of the terminal according to the terminal information, wherein the state of the terminal comprises: a first state or a second state; and when the terminal is in the first state, performing, by the terminal, communication on a contention resource of the cell; and when the terminal is in the second state, allocating, by the network device, a contention-free resource of the cell to the terminal; characterized by the terminal information comprising: a movement speed of the terminal, and a location of the terminal in the cell; wherein the determining, by the network device, a state of the terminal according to the terminal information comprises: detecting, by the network device, whether the movement speed of the terminal is greater than a speed threshold, and if the movement speed of the terminal is greater than the speed threshold, determining that the terminal enters the first state; and if the movement speed of the terminal is less than or equal to the speed threshold, determining that the terminal enters the second state; wherein the first state is an idle state and the second state is a connected state. detecting, by the network device, whether the movement speed of the terminal is greater than a speed threshold, and if the movement speed of the terminal is greater than the speed threshold, determining that the terminal enters the first state; and if the movement speed of the terminal is less than or equal to the speed threshold, determining that the terminal enters the second state; wherein the first state is an idle state and the second state is a connected state.