释义 |
frequency-division multiplexing
frequency-division multiplexing[′frē·kwən·sē di‚vizh·ən ′məl·tə‚plek·siŋ] (communications) A multiplex system for transmitting two or more signals over a common path by using a different frequency band for each signal. Abbreviated fdm; FDM. Also known as frequency multiplexing. |