Patent ID: 7984205

Claim:
Method for the transfer of a data flow from a data source to a data sink, wherein the data flow is composed of a number of data sets, the method comprising the following steps: a) sending a data packet on the part of the data source; b) receiving the data packet on the part of the data sink; c) temporary storage of the data packet in a buffer memory inside the data sink; d) decoding the data of the data packet in the buffer memory; e) receiving at the data source a request from the data sink for changing into another operating mode, the request being connected with an identifier for data identification; f) sending the identifier for designating that the subsequent data packet(s) is (are) sent according to the new operating mode, on the part of the data source; comprising the steps: g) removing the data packet(s) from the buffer memory in the data sink which were received before the identifier had been communicated with the request and thus is(are) not connected with the identifier; h) receiving the identifier and a data packet on the part of the data sink; i) temporary storage of the data packet in the buffer memory of the data sink; j) checking in the data sink whether the identifier was received before or together with the data packet and, if affirmative, decoding the data of the data packet in the buffer memory of the data sink.