A system and method for efficient packetization of cells transmitted over a packet network are described. Multiple virtual connections are received, each virtual connection carrying multiple cells. One or more cells of the cells carried by each virtual connection are stored for a predetermined time period....http://www.google.de/patents/US7197051?utm_source=gb-gplus-sharePatent US7197051 - System and method for efficient packetization of ATM cells transmitted over a packet network