Method, device and system for soft switch service communication

The invention belongs to the technical field of communication. A method, a device and a system for soft switch service communication are disclosed, wherein the method for soft switch service communication comprises: a first home base station sends a request message for starting soft switch service to a second home base station to establish a transmission channel for soft switch service; and the soft switch service communication is conducted between the first home base station and the second home base station in the transmission channel for soft switch service. The soft switch service communication covered by the home base stations is realized and the application of the home base stations is expanded.