Patent ID: 6414967
Filing Date: 2002-07-02
Classification: H04J,H04L,H04N,H04Q

Abstract:
A transmission system comprising:a transmitter; and at least one receiver coupled via a transmission medium to the transmitter, the transmitter comprising: a frame assembler to assemble frames within a payload portion of a packet, the frames comprising a control portion and a sequence of data cells configured to transmit ATM cells; and a validity indication inserter to insert a validity indication in the control portion, set to a first value when there are only valid ATM cells in the sequence of data cells, and set to at least a second value when there are data cells different from ATM cells in the sequence of data cells, the receiver comprising: a frame disassembler to extract ATM cells from the frames if the validity indication indicates valid ATM cells, and for extracting the different data cells from the frames, if the validity indicator indicates data different from a sequence of ATM cells.