You are here: irt.org | FOLDOC | Group 4
<protocol, compression> (G4) The CCITT fax protocol which uses data compression and allows a variety of file types (e-mail, pictures, PostScript, etc.) to be transmitted over digital (ISDN) telephone lines.
The Group 4 protocol was published by CCITT in 1993. Full details of the protocol are available from ITU-T.
See also Group 3.
(1998-09-10)
Nearby terms: gronked « group « Group 3 « Group 4 » Group Code Recording » group identifier » Group Separator
FOLDOC, Topics, A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X, Y, Z, ?, ALL