A channel correction method, used for performing channel correction on radio frequency apparatuses (113, 114; 310-1, 310-2, 310-N; 320-1, 320-2, 320K) in a network area, wherein the radio frequency apparatuses in the network area are divided into at least one radio frequency apparatus group, each radio frequency apparatus group comprises a plurality of radio frequency apparatuses, a correction path between the plurality of radio frequency apparatuses is reachable, configuration information is preset on a base station (111, 112, 102, 103) where a first radio frequency apparatus is located, wherein the configuration information is used to indicate a resource location where each radio frequency apparatus in a radio frequency apparatus group to which the first radio frequency apparatus belongs sends a correction signal, and the first radio frequency apparatus is any radio frequency apparatus in the network area; and the method is performed by the base station where the first radio frequency apparatus is located and comprises: controlling, based on the configuration information in a correction cycle, the first radio frequency apparatus to send a first correction signal at a first resource location, and obtaining a first received signal, corresponding to the first correction signal, from a second radio frequency apparatus, wherein the first resource location is a resource location where the first radio frequency apparatus sends the first correction signal, and the second radio frequency apparatus is a radio frequency apparatus in the radio frequency apparatus group to which the first radio frequency apparatus belongs; obtaining, based on the configuration information in the correction cycle, a second received signal at a second resource location through the first radio frequency apparatus, wherein the second received signal is corresponding to a second correction signal, and the second resource location is a resource location where the second radio frequency apparatus sends the second correction signal; and compensating a channel of the first radio frequency apparatus based on the first correction signal, the second correction signal, the first received signal, and the second received signal; and controlling, by the base station where the first radio frequency apparatus is located, the first radio frequency apparatus to send correction signals in a plurality of preset orders in a plurality of correction cycles, wherein each order indicates an order for sending correction signals by radio frequency apparatuses in the radio frequency apparatus group to which the first radio frequency apparatus belongs; selecting, by the base station where the first radio frequency apparatus is located, an order corresponding to highest correction efficiency as an optimal correction path; and performing, by the base station where the first radio frequency apparatus is located, subsequent correction based on the optimal correction path. controlling, based on the configuration information in a correction cycle, the first radio frequency apparatus to send a first correction signal at a first resource location, and obtaining a first received signal, corresponding to the first correction signal, from a second radio frequency apparatus, wherein the first resource location is a resource location where the first radio frequency apparatus sends the first correction signal, and the second radio frequency apparatus is a radio frequency apparatus in the radio frequency apparatus group to which the first radio frequency apparatus belongs; obtaining, based on the configuration information in the correction cycle, a second received signal at a second resource location through the first radio frequency apparatus, wherein the second received signal is corresponding to a second correction signal, and the second resource location is a resource location where the second radio frequency apparatus sends the second correction signal; and compensating a channel of the first radio frequency apparatus based on the first correction signal, the second correction signal, the first received signal, and the second received signal; and controlling, by the base station where the first radio frequency apparatus is located, the first radio frequency apparatus to send correction signals in a plurality of preset orders in a plurality of correction cycles, wherein each order indicates an order for sending correction signals by radio frequency apparatuses in the radio frequency apparatus group to which the first radio frequency apparatus belongs; selecting, by the base station where the first radio frequency apparatus is located, an order corresponding to highest correction efficiency as an optimal correction path; and performing, by the base station where the first radio frequency apparatus is located, subsequent correction based on the optimal correction path.