Path: utzoo!utgpu!news-server.csri.toronto.edu!rutgers!mcnc!rti!dg-rtp!bigben!bigben!philip From: philip@beeblebrox.dle.dg.com (Philip Gladstone) Newsgroups: comp.dcom.fax Subject: Re: welcome to faxtasy island: the CCITT spec for Group 3 Message-ID: Date: 16 Dec 90 22:36:01 GMT References: <137629@pyramid.pyramid.com> <19720@know.pws.bull.com> Sender: usenet@dle.dg.com (Net News) Organization: Data General, Development Lab Europe Lines: 14 In-Reply-To: eli@pws.bull.com's message of 13 Dec 90 19:58:29 GMT The version of the T.4 specification just posted is significantly out of date. In particular, the support for two-dimensional encoding is now specified (in the 1984 version). New features were added in 1988, including support for the ECM (Error Correction mode) and Error Limiting Mode. The two dimensional encoding gives a big win, especially in fine mode. Philip -- Philip Gladstone Dev Lab Europe, Data General, Cambridge, UK Listen three eyes, don't you try and outweird me, I get stranger things that you free with my breakfast cereal.