Definition of half-duplex in US English:



  • (of a communications system or computer circuit) allowing the transmission of signals in both directions but not simultaneously.

    • ‘This is because 802.11 allows only for half-duplex communication.’
    • ‘AGP is only a half-duplex interface, so data can be going from system memory to graphics memory or vice versa, but not both at the same time.’
    • ‘The Land Mobile Radio system provides intermixed digital voice and data transmission over multiple 9,600 baud, half-duplex channels.’
    • ‘With the latest integrated power amplifier allowing an output power of 5dBm, it meets the need for a cost-effective and physically small half-duplex data transceiver.’
    • ‘Two-way radio is the classic half-duplex medium of communication.’