| 摘要 |
A sending method for a packet information package includes: carrying, by a ground signal system, information group information in a to-be-sent packet information package, where the information group information includes packet information package number information in an information group to which the packet information package belongs and/or location information of a next packet information package in the information group; and sending, by the ground signal system, the to-be-sent packet information package to a radio block center RBC, so that the RBC detects package loss or a transmission sequence of the packet information package according to the information group information. The present invention further discloses a ground signal system, a detecting method for a packet information package, and an RBC. In embodiments of the present invention, the RBC can accurately detect whether package loss occurs or whether a transmission sequence of a packet information package is correct. |
