发明名称 DIGITAL CONVERSIOIN SYSTEM
摘要 PURPOSE:In order to realize the effective utilization of resources through the expansibility from small office to large office, processing and dispersion, by means of preforming the data conversion through channel assigning operation of the timedivision digital transfer-path.
申请公布号 JPS528710(A) 申请公布日期 1977.01.22
申请号 JP19750084102 申请日期 1975.07.09
申请人 NIPPON TELEGRAPH & TELEPHONE 发明人 OKADA KEIJI;KAJIWARA SHIYOUICHI
分类号 H04Q11/04 主分类号 H04Q11/04
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