Nokia Siemens Networks Oy

Sebastian Weiser

Thomas Haustein

Jijun Luo

Fred Matthiesen

Kay Migge

Robert Inderst

The present invention relates to a method and system for data transmission in a data network. According to the method, a data packet is sent from a sender to a receiver. If a data packet is incorrectly received on the receiver, a repeat request is sent from the receiver to the sender. Upon receiving the repeat request on the sender, the data packet is resent from the sender to the receiver. After having received on the sender a predetermined number of repeat requests requesting the reseeding of the same data packet, a predetermined quantity of copies of the data packet is sent from the sender to the receiver, wherein the predetermined quantity includes at least two copies, or a predetermined quantity of additional information packets is sent from the sender to the receiver.

Method and system for data transmission in a data network

The present invention relates to a method and system for data transmission in a data network. According to the method, a data packet is sent from a sender to a receiver. If a data packet is incorrectly received on the receiver, a repeat request is sent from the receiver to the sender. Upon receiving the repeat request on the sender, the data packet is resent from the sender to the receiver. After having received on the sender a predetermined number of repeat requests requesting the resending of the same data packet, a predetermined quantity of copies of the data packet is sent from the sender to the receiver, wherein the predetermined quantity includes at least two copies, or a predetermined quantity of additional information packets is sent from the sender to the receiver.

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Munich, Germany

Sebastian Weiser