二に重じゅう通つう信しん

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Meanings

1

noun

duplex communication

computing

Technical computing term for simultaneous two-way data transmission.

two, two radical (no. 7)

重heavy, important, esteem

通traffic, pass through, avenue

信faith, truth, fidelity

全ぜん二に重じゅう
Full-duplex; both directions simultaneously. 二重通信 is the general concept of duplex communication.
半はん二に重じゅう
Half-duplex; only one direction at a time. 二重通信 encompasses both full and half duplex.

Compound of 二重 (double, two-fold) and 通信 (communication).