发明名称 |
CIRCUIT FOR SUPPLYING CURRENT TO SUBSCRIBER*S CIRCUIT |
摘要 |
<p>A supply circuit for a telephone subscriber's line circuit that includes a voltage source and a supply impedance connected in series with the line to the voltage source for limiting the line current upon short circuit of the line. The supply circuit includes an AC voltage generator, an AC/DC converter, and a circuit for coupling the AC voltage generator to the line via the supply impedance and the AC converter.</p> |
申请公布号 |
JPS54118713(A) |
申请公布日期 |
1979.09.14 |
申请号 |
JP19780078798 |
申请日期 |
1978.06.30 |
申请人 |
PHILIPS NV |
发明人 |
AIZE KARERU DEYUUKUMANSU;KURAUSU DEIITAA KAARU BUROTSUK |
分类号 |
H04Q3/72;H02M7/06;H04M19/00 |
主分类号 |
H04Q3/72 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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