Patent ID: 7233594

Claim:
A wireless data transmitting or receiving method comprising: (a) when a length of a collection of data in an application layer is longer than a length of a payload of a protocol, dividing the collection of data into a plurality of protocol units, and transmitting the protocol units of data after adding length information and location information of the data divided into the protocol units; and (b) determining whether or not a loss of data has occurred, by referring to the length and location information of data divided into the protocol units in (a), and if it determined that the loss of data from the protocol units has occurred, inserting blank data into a part corresponding to lost data to re-form the entire collection of data, transmitting to an upper layer the re-formed data and signaling to the upper layer an indication of whether or not the blank data is inserted, wherein said blank data is generated by referring to the length and location information of data, which is added to a header of a preceding or succeeding protocol unit.