| 释义 |
V.22 V.22 (protocol, standard)An ITU-T modem protocol whichallowed data rates of 1200 bps. V.22bis doubled this.V.22An ITU standard (1980) for asynchronous and synchronous 600 and 1,200 bps full-duplex analog modems for use on dial-up lines. It uses DPSK modulation. |