電話網におけるG4ファクシミリの展開

概要

論文の詳細を見る
Facsimile services over PSTN (Public Switched Telephone Network) are investigated, especially an error correcting G3,a supper high speed G3 and G4,which use high speed or bi-directional Modems such as V. 33 (14.4 Kbps) or V. 32 (9.6Kbps). From the viewpoit of communication efficiency, applied media and protocol, the sevice aspect of new facsimile services over PSTN is categorized. As a result, it is pointed out that there exist the following two types of facsimile servies : (1) supper high speed G3 communication service using V.33 Modem and PPS (Partial Page Selection) method, (2) G4 communication service with V.32 Modem.
社団法人映像情報メディア学会の論文