This invention discloses one fan crack upper signal integrating method, which comprises the following steps: sending upper signals for integration on radio remote unit; adjusting signals wide band according to above point wide limit and sending the processed upper signals to basic band process unit; processing upper signals by base band process unit. This invention also discloses one base station system, which comprises single board with base band process unit and radio remote unit connected to the single wireless and upper signal integration unit for radio remote unit, wherein, the integrated unit is set with wide band adjusting unit according to above wide band limit. |