Channel occupation method and device

The present invention provides a channel occupation method and device. The method comprises the steps that a license assisted access (LAA) site sends an occupation signal and/or channel to a first LAA site and/or first LAA user equipment near the LAA site through an unlicensed carrier and/or licensed carrier, the first LAA site and/or first LAA user equipment (UE) receives the occupation signal and/or channel, wherein the occupation signal and/or channel are used for indicating the LAA site to compete to obtain the unlicensed carrier and occupy the occupation information of the unlicensed carrier. Through the invention, the problems of taking-away of the unlicensed carrier, occupation time length and a 'hidden site' in the related technology are solved, and the efficiency of channel occupation is improved.