A notification method for a channel quality indicator, CQI, comprising: learning a first CQI index according to an acquired first CQI table; and sending the first CQI index to a base station; wherein the first CQI table comprises: multiple entries in which modulation schemes are higher than 64 quadrature amplitude modulation, QAM, entris corresponding to CQI indices 1, 3, and 5 in a second CQI table, and all entries in the second CQI table and in which modulation schemes are 16QAM; wherein a value range of a CQI index in the first CQI table is the same as a value range of a CQI index in the second CQI table; wherein a spectrum efficiency in an entry that is corresponding to a minimum CQI index and of the entries in which the modulation schemes are higher than 64QAM in the first CQI table is equal to a spectrum efficiency in an entry that is corresponding to a maximum CQI index and of all entries in which modulation schemes are 64QAM in the second CQI table; wherein the entry in the first CQI table refers to one modulation shceme, one code rate, and one spectrum efficiency that correspond to each CQI index in the first CQI table, and the entry in the second table refers to one modulation shceme, one code rate, and one specrum efficiency that correspond to each CQI index in the second CQI table; and wherein the second CQI table is as follow: CQI index Modulation scheme Code rate×1024 Spectrum efficiency (CQI index) (modulation) (code rate×1024) (efficiency) 0 Out of range (out of range) 1 QPSK 78 0.1523 2 QPSK 120 0.2344 3 QPSK 193 0.3770 4 QPSK 308 0.6016 5 QPSK 449 0.8770 6 QPSK 602 1.1758 7 16QAM 378 1.4766 8 16QAM 490 1.9141 9 16QAM 616 2.4063 10 64QAM 466 2.7305 11 64QAM 567 3.3223 12 64QAM 666 3.9023 13 64QAM 772 4.5234 14 64QAM 873 5.1152 15 64QAM 948 5.5547 learning a first CQI index according to an acquired first CQI table; and sending the first CQI index to a base station; wherein the first CQI table comprises: multiple entries in which modulation schemes are higher than 64 quadrature amplitude modulation, QAM, entris corresponding to CQI indices 1, 3, and 5 in a second CQI table, and all entries in the second CQI table and in which modulation schemes are 16QAM; wherein a value range of a CQI index in the first CQI table is the same as a value range of a CQI index in the second CQI table; wherein a spectrum efficiency in an entry that is corresponding to a minimum CQI index and of the entries in which the modulation schemes are higher than 64QAM in the first CQI table is equal to a spectrum efficiency in an entry that is corresponding to a maximum CQI index and of all entries in which modulation schemes are 64QAM in the second CQI table; wherein the entry in the first CQI table refers to one modulation shceme, one code rate, and one spectrum efficiency that correspond to each CQI index in the first CQI table, and the entry in the second table refers to one modulation shceme, one code rate, and one specrum efficiency that correspond to each CQI index in the second CQI table; and multiple entries in which modulation schemes are higher than 64 quadrature amplitude modulation, QAM, entris corresponding to CQI indices 1, 3, and 5 in a second CQI table, and all entries in the second CQI table and in which modulation schemes are 16QAM; wherein a value range of a CQI index in the first CQI table is the same as a value range of a CQI index in the second CQI table; wherein a spectrum efficiency in an entry that is corresponding to a minimum CQI index and of the entries in which the modulation schemes are higher than 64QAM in the first CQI table is equal to a spectrum efficiency in an entry that is corresponding to a maximum CQI index and of all entries in which modulation schemes are 64QAM in the second CQI table; wherein the entry in the first CQI table refers to one modulation shceme, one code rate, and one spectrum efficiency that correspond to each CQI index in the first CQI table, and the entry in the second table refers to one modulation shceme, one code rate, and one specrum efficiency that correspond to each CQI index in the second CQI table; and wherein the second CQI table is as follow: CQI index Modulation scheme Code rate×1024 Spectrum efficiency (CQI index) (modulation) (code rate×1024) (efficiency) 0 Out of range (out of range) 1 QPSK 78 0.1523 2 QPSK 120 0.2344 3 QPSK 193 0.3770 4 QPSK 308 0.6016 5 QPSK 449 0.8770 6 QPSK 602 1.1758 7 16QAM 378 1.4766 8 16QAM 490 1.9141 9 16QAM 616 2.4063 10 64QAM 466 2.7305 11 64QAM 567 3.3223 12 64QAM 666 3.9023 13 64QAM 772 4.5234 14 64QAM 873 5.1152 15 64QAM 948 5.5547