发明名称 Data communication system
摘要 According to the inventive method, data from at least one ISDN data link, at least one conventional telephone link and at least one broadband data link, respectively, are transmitted in an SDSL frame of an SDSL data link, with the required control data being transmitted in either the eoc or in one or more Z channels.
申请公布号 US2003174735(A1) 申请公布日期 2003.09.18
申请号 US20020182771 申请日期 2002.11.25
申请人 DAECKE DIRK MARTIN;SCHAUER GUENTHER;TANNHAEUSER ARMIN 发明人 DAECKE DIRK MARTIN;SCHAUER GUENTHER;TANNHAEUSER ARMIN
分类号 H04M11/06;H04Q11/04;(IPC1-7):H04J3/12 主分类号 H04M11/06
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