发明名称 KRETSANORDNING FOR ETT PULSKODMODULERAT TELEFONVEXELSYSTEM
摘要 A time division electronic switching system including, as main structural elements, a central processing unit, a multi-frequency signal receiver unit, a signal processor and a time division switch including a speech path memory. Dial information from a subscriber or from another telephone office is detected in the multi-frequency signal receiver unit, the output of the multi-frequency signal receiver unit is written into the speech path memory, and an access circuit reads out the information written in the speech path memory and supplies it to the signal processor as read out information.
申请公布号 SE442935(B) 申请公布日期 1986.02.03
申请号 SE19800006312 申请日期 1980.09.10
申请人 FUJITSU LTD 发明人 E * MINAMITANI;K * OZAWA;T * YOKOTO
分类号 H04Q11/04;(IPC1-7):H04Q11/04 主分类号 H04Q11/04
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