256APSK

AcronymDefinition
256APSK256-Ary Amplitude and Phase Shift Keying
References in periodicals archive ?
The Newtec MDM5000 is the first-ever DVB-S2X high-throughput VSAT modem, with a symbol rate ranging from 1 up to 133 Mbaud and coding from QPSK to 256APSK in the forward channel.
iDirect's DVB-S2X technology allows Bentley Walker to leverage the benefits of Avanti's HTS Ka-band capacity, supporting MODCODs up to 256APSK, to significantly increase network efficiency and performance.
The successful tests included the operation of DVB-S2X carriers with 64APSK, 128APSK and 256APSK modulation and coding, and roll-off factors of 5%.