An antenna transceiver module, comprising: a transmit chain, comprising a main chain and a plurality of branch chains, wherein the main chain has an input end and an output end, each branch chain of the plurality of branch chains has an input end and at least one output end, the input ends of the plurality of branch chains are connected to the output end of the main chain, the output end of each branch chain is configured to connect to a duplexer, and at least one branch chain of the plurality of branch chains comprises a phase shifter; a plurality of receive chains, wherein a quantity of the plurality of receive chains is equal to a quantity of all output ends of the plurality of branch chains, each receive chain of the plurality of receive chains has an input end and an output end, the input ends of the plurality of receive chains are in a one-to-one correspondence with all the output ends of the plurality of branch chains, and the input end of each receive chain of the plurality of receive chains is configured to connect to the duplexer connected to the output end of the branch chain corresponding to the input end of the receive chain, a plurality of duplexers, wherein a quantity of the plurality of duplexers is equal to the quantity of all the output ends of the plurality of branch chains, the plurality of duplexers are in a one-to-one correspondence with all the output ends of the plurality of branch chains, each duplexer of the plurality of duplexers comprises a first end (a), a second end (b) and a third end (c), each duplexer of the plurality of duplexers is configured to couple a signal that is input from the first end to the third end for output, and couple a signal that is input from the third end to the second end for output, wherein the first end of each duplexer of the plurality of duplexers is connected to the output end of the branch chain corresponding to the duplexer, the second end of each duplexer of the plurality of duplexers is connected to the input end of the receive chain corresponding to the output end of the branch chain corresponding to the duplexer, and the third end of each duplexer of the plurality of duplexers is connected to a corresponding antenna subarray, characterized in that the antenna transceiver module further comprises: a plurality of antenna subarrays, wherein a quantity of the plurality of antenna subarrays is equal to the quantity of the plurality of duplexers, the plurality of antenna subarrays are in a one-to-one correspondence with the plurality of duplexers, each antenna subarray of the plurality of antenna subarrays comprises at least two antennas, and each antenna subarray of the plurality of antenna subarrays is connected to the third end of the duplexer corresponding to the antenna subarray. a transmit chain, comprising a main chain and a plurality of branch chains, wherein the main chain has an input end and an output end, each branch chain of the plurality of branch chains has an input end and at least one output end, the input ends of the plurality of branch chains are connected to the output end of the main chain, the output end of each branch chain is configured to connect to a duplexer, and at least one branch chain of the plurality of branch chains comprises a phase shifter; a plurality of receive chains, wherein a quantity of the plurality of receive chains is equal to a quantity of all output ends of the plurality of branch chains, each receive chain of the plurality of receive chains has an input end and an output end, the input ends of the plurality of receive chains are in a one-to-one correspondence with all the output ends of the plurality of branch chains, and the input end of each receive chain of the plurality of receive chains is configured to connect to the duplexer connected to the output end of the branch chain corresponding to the input end of the receive chain, a plurality of duplexers, wherein a quantity of the plurality of duplexers is equal to the quantity of all the output ends of the plurality of branch chains, the plurality of duplexers are in a one-to-one correspondence with all the output ends of the plurality of branch chains, each duplexer of the plurality of duplexers comprises a first end (a), a second end (b) and a third end (c), each duplexer of the plurality of duplexers is configured to couple a signal that is input from the first end to the third end for output, and couple a signal that is input from the third end to the second end for output, wherein the first end of each duplexer of the plurality of duplexers is connected to the output end of the branch chain corresponding to the duplexer, the second end of each duplexer of the plurality of duplexers is connected to the input end of the receive chain corresponding to the output end of the branch chain corresponding to the duplexer, and the third end of each duplexer of the plurality of duplexers is connected to a corresponding antenna subarray, characterized in that the antenna transceiver module further comprises: a plurality of antenna subarrays, wherein a quantity of the plurality of antenna subarrays is equal to the quantity of the plurality of duplexers, the plurality of antenna subarrays are in a one-to-one correspondence with the plurality of duplexers, each antenna subarray of the plurality of antenna subarrays comprises at least two antennas, and each antenna subarray of the plurality of antenna subarrays is connected to the third end of the duplexer corresponding to the antenna subarray.