发明名称 |
DATA SIGNAL TRANSMISSION CONTROL APPARATUS |
摘要 |
<p>A data signal transmission control apparatus (10) includes a connection unit (17) for connecting a plurality of first lines and one or more second lines which are contained in a switching apparatus (PBX (a)) between the first lines and the second lines for transmitting an audio signal, a control unit (18) for controlling the connection operation of the connection unit, and isolation/insertion units (15, 16) for isolating a data signal flowing on one of the lines connected by the connection unit and inserting it onto the other line. By using an ADSL modem, a splitter, and the transmission control apparatus (10), it is possible to prepare a connection environment to the Internet for each telephone installation place (such as rooms in a hotel) without modifying the telephone extension line system using the PBX (a).</p> |
申请公布号 |
WO2004080048(A1) |
申请公布日期 |
2004.09.16 |
申请号 |
WO2003JP02667 |
申请日期 |
2003.03.06 |
申请人 |
FUJITSU LIMITED;KAWAMOTO, MASATSUGU;UCHIBA, MAKOTO;YAMADA, KENJI;FUKUDA, NAOKI;HIGASHIHARA, YUJI |
发明人 |
KAWAMOTO, MASATSUGU;UCHIBA, MAKOTO;YAMADA, KENJI;FUKUDA, NAOKI;HIGASHIHARA, YUJI |
分类号 |
H04L12/28;H04M11/06;H04Q3/62;(IPC1-7):H04M11/00;H04L12/00;H04Q3/58 |
主分类号 |
H04L12/28 |
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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