发明名称 |
TELEPHONE EXCHANGE APPARATUS |
摘要 |
PROBLEM TO BE SOLVED: To provide a telephone exchange apparatus excellent in operability and security by enabling participation in a conference and completion in the middle according to the intention of a participant in the conference. SOLUTION: A telephone exchange apparatus 101 manages conference group data by a memory 108, enables accessing an arbitrary conference group by dial information (special number) from extension telephone sets (102 or 104) to be a participant and an office line trunk 106, establishes a communication path using a conference communication apparatus 109 in accordance with the received conference group number, and performs conference communication. COPYRIGHT: (C)2006,JPO&NCIPI
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申请公布号 |
JP2005311410(A) |
申请公布日期 |
2005.11.04 |
申请号 |
JP20040121445 |
申请日期 |
2004.04.16 |
申请人 |
HITACHI COMMUNICATION TECHNOLOGIES LTD |
发明人 |
YAGINUMA SATOSHI;WATANABE HIROSHI |
分类号 |
H04M3/56;H04Q3/58;(IPC1-7):H04M3/56 |
主分类号 |
H04M3/56 |
代理机构 |
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地址 |
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