A communication method, comprising: determining a correspondence between Y uplink subframes and X downlink subframes, wherein the Y uplink subframes are used to respectively transmit hybrid automatic repeat request,HARQ, information that is corresponding to the X downlink subframes, at least one uplink subframe of the Y uplink subframes is an uplink subframe on a frequency division duplex,FDD, carrier, the X downlink subframes are downlink subframes in one radio frame on a time division duplex,TDD, carrier, and both X and Y are positive integers; and communicating with user equipment UE according to the correspondence; wherein the FDD carrier is configured in a first base station and the TDD carrier is configured in a second base station; wherein the values of X and Y are the same and the Y uplink subframes correspond to the X downlink subframes in a one-to-one manner; characterized in that the Y uplink subframes comprise a first-type uplink subframe and a second-type uplink subframe, wherein the first-type uplink subframe is an uplink subframe on the FDD carrier, and the second-type uplink subframe is an uplink subframe on the TDD carrier; wherein in a case in which the UL/DL configuration mode of the radio frame is any one of the following UL/DL configuration mode, the correspondence between the Y uplink subframes and the X downlink subframes is as follows: UL/DL configuration mode Uplink subframe n 0 1 2 3 4 5 6 7 8 9 0 4,F 4 4,F 4 1 4,F 4 4,F 4,F 4 4,F 2 4,F 4 4,F 4,F 4,F 4 4,F 4,F 3 4,F 4,F 4 4 4 4,F 4,F 4 4,F 4,F 4 4 4,F 4,F 4,F 4,F 5 4,F 4,F 4 4,F 4,F 4,F 4,F 4,F 4,F 6 4,F 4 4 4,F 4,F wherein an uplink subframe n corresponding to "4,F" belongs to the first-type uplink subframe and "4,F" indicates that a downlink subframe corresponding to the uplink subframe n is the fourth subframe prior to a subframe n on the TDD carrier; an uplink subframe n corresponding to "4" belongs to the second-type uplink subframe and "4" indicates that a downlink subframe corresponding to the uplink subframe n is the fourth subframe prior to a subframe n on the TDD carrier; and n is any element in a set {0,1,2,3,4,5,6,7,8,9}. determining a correspondence between Y uplink subframes and X downlink subframes, wherein the Y uplink subframes are used to respectively transmit hybrid automatic repeat request,HARQ, information that is corresponding to the X downlink subframes, at least one uplink subframe of the Y uplink subframes is an uplink subframe on a frequency division duplex,FDD, carrier, the X downlink subframes are downlink subframes in one radio frame on a time division duplex,TDD, carrier, and both X and Y are positive integers; and communicating with user equipment UE according to the correspondence; wherein the FDD carrier is configured in a first base station and the TDD carrier is configured in a second base station; wherein the values of X and Y are the same and the Y uplink subframes correspond to the X downlink subframes in a one-to-one manner; characterized in that the Y uplink subframes comprise a first-type uplink subframe and a second-type uplink subframe, wherein the first-type uplink subframe is an uplink subframe on the FDD carrier, and the second-type uplink subframe is an uplink subframe on the TDD carrier; wherein in a case in which the UL/DL configuration mode of the radio frame is any one of the following UL/DL configuration mode, the correspondence between the Y uplink subframes and the X downlink subframes is as follows: UL/DL configuration mode Uplink subframe n 0 1 2 3 4 5 6 7 8 9 0 4,F 4 4,F 4 1 4,F 4 4,F 4,F 4 4,F 2 4,F 4 4,F 4,F 4,F 4 4,F 4,F 3 4,F 4,F 4 4 4 4,F 4,F 4 4,F 4,F 4 4 4,F 4,F 4,F 4,F 5 4,F 4,F 4 4,F 4,F 4,F 4,F 4,F 4,F 6 4,F 4 4 4,F 4,F wherein an uplink subframe n corresponding to "4,F" belongs to the first-type uplink subframe and "4,F" indicates that a downlink subframe corresponding to the uplink subframe n is the fourth subframe prior to a subframe n on the TDD carrier; an uplink subframe n corresponding to "4" belongs to the second-type uplink subframe and "4" indicates that a downlink subframe corresponding to the uplink subframe n is the fourth subframe prior to a subframe n on the TDD carrier; and n is any element in a set {0,1,2,3,4,5,6,7,8,9}.