发明名称 |
ISDN TELEPHONE SYSTEM AND CONTROL METHOD THEREOF |
摘要 |
An integrated service digital network (ISDN) telephone system and control method therefor includes a nonISDN terminal interface circuit connected to a B channel controller and a system controller, for connecting a data call, thereby connecting a nonISDN terminal without additional equipment.
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申请公布号 |
KR940005246(B1) |
申请公布日期 |
1994.06.15 |
申请号 |
KR19910007062 |
申请日期 |
1991.05.01 |
申请人 |
KOREA ELECTRONICS & TELECOMMUNICATIONS RESEARCH INSTITUTE |
发明人 |
LEE, JONG - HYONG;LEE, SUNG - PYO;JONG, HAE - WON |
分类号 |
H04M11/06;(IPC1-7):H04M11/06 |
主分类号 |
H04M11/06 |
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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