| 摘要 |
<p>A method and an apparatus for requesting retransmission of data message in physical layer are provided. The method comprises: a receiving side receiving the data message came from a sending side, in which the data message includes data units, and each data unit includes a data head with a first Cyclic Redundant Check (CRC) code and a data body with a second CRC code; verifying and correcting the error of the various data units according to the first CRC code and the second CRC code of various data units; determining whether to inform the sending side to retransmit the data message according to the current number of the retransmission of the data message in the case of failing to correct the error of one of the data units.</p> |
