发明名称 Interface arrangement for a telephone system or the like
摘要 An interface scheme is described which allows relatively convenient interconnection of, and re-configuration of, circuits for performing operations to digital signals from a bus. In one exemplary embodiment, a parallel bus, eight bits wide, having 320 channels per frame is provided. For each circuit to be connected to the parallel bus a connection memory and an input/output buffer is provided to control the accessing of the parallel bus by each circuit.
申请公布号 US4574375(A) 申请公布日期 1986.03.04
申请号 US19830541080 申请日期 1983.10.12
申请人 NORTHERN TELECOM LIMITED 发明人 KEMP, MICHAEL F.;CHAMPAGNE, CLAUDE J.
分类号 H04J3/08;H04J3/18;H04Q11/08;(IPC1-7):H04Q11/04;H04J3/02 主分类号 H04J3/08
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