QoS considerations for DMT-based ADSL and VDSL systems

作者: M. Colin , C. Modlin , M. Gharbi , M. Gazalet

DOI: 10.1109/ICASSP.1998.679604

关键词: Bit error rateComputer networkTransmission (telecommunications)Quadrature amplitude modulationDigital subscriber lineOrthogonal frequency-division multiplexingForward error correctionAsymmetric digital subscriber lineQuality of serviceComputer science

摘要: Thanks to their high bandwidth capability, asymmetric digital subscriber lines (ADSL) and very speed DSL (VDSL) are access technologies that permit the transmission of several applications simultaneously on telephone lines. Considering these may require a different quality service (QoS), particularly bit error rates (BER), for transmission, this paper addresses problem providing two BERs over DMT-based ADSL or VDSL link. Both coded uncoded systems considered.

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