US Patent 8352540 Distinguishing data streams to enhance data storage efficiency

Systems, methods, and computer products for communicating between a client and server by identifying and separating file data streams within a file are provided. The method comprises indicating the type of file data stream to be transmitted and transmitting the indicated file data stream. The transmitted file data stream is compared with a stored data stream. A non-redundant file data stream is stored based upon the outcome of the comparison. The transmitted file data stream and stored data stream may be compared according to a deduplication table based on data stream profiles.