Patent ID: 7117365
Filing Date: 2006-10-03
Classification: H04H,H04N

Abstract:
1. Method for generating a second data stream from a first data stream which comprises a first header and a first payload data block with payload data, wherein the first header comprises a first supplier identification for a supplier of the first data stream and a first user identification for a receiver of the first data stream, the method comprising the following computer implemented steps: extracting the first header from the first data stream; generating a second header for the second data stream, wherein the second header comprises a second supplier identification for a supplier of the second data stream and a second user identification for a receiver of the second data stream; entering at least a part of the first header into the second header, the part of the first header including information which allows conclusions as to the origin of the payload data, wherein the information comprises the first supplier identification for the supplier of the first data stream, and the first user identification for the receiver of the first data stream; and generating a second payload data block having the same payload data as the payload data block of the first data stream, so as to obtain the second data stream; wherein the payload data include audio data, video data, a combination of audio data and video data, or text data.