Patent ID: 8600428

Claim:
A method for initializing a cognitive system supported by a cognitive pilot channel, comprising: sending a frequency initialization request message to a cognitive pilot channel access point (CPC AP); receiving a frequency initialization response message sent by the CPC AP, wherein the frequency initialization response message comprises cognitive pilot channel (CPC) private resource description information; broadcasting cognitive information of a base station and description information of an uplink access channel to a terminal over a channel specified in the CPC private resource description information; receiving cognitive information of the terminal over CPC private resources, deciding a work frequency according to the cognitive information of the terminal, and sending the decided work frequency to the terminal, wherein the cognitive information of the terminal is sent, when an intersection between the cognitive information of the terminal and that of the base station is not null, by the terminal over a channel specified in the description information of the uplink access channel; and establishing, on the decided work frequency, a link with the terminal.