发明名称 |
Control method and system for establishing a connection among terminals forming a joint project information processing system |
摘要 |
A system including a plurality of terminal apparatuses connected to each other via a communication network for achieving joint information processing, such as involved in an electronic joint project and an electronic meeting. The terminal apparatuses are interconnected to each other via a logical ring path formed on the communication network. Each terminal apparatus is loaded with a control program for supervising the joint information processing. Each control program functions in cooperation with control programs of other terminal apparatuses to conduct communication procedures for establishing, for changing, or for terminating the logical ring path and to control a display operation to supply the user with information identifying those members currently participating in the joint information processing.
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申请公布号 |
US5247615(A) |
申请公布日期 |
1993.09.21 |
申请号 |
US19900631238 |
申请日期 |
1990.12.20 |
申请人 |
HITACHI, LTD. |
发明人 |
MORI, KENJIRO;NAKAYAMA, YOSHIYUKI;NAKAMURA, FUMIO;YAMAMITSU, TADASHI |
分类号 |
H04L12/18;H04M3/56 |
主分类号 |
H04L12/18 |
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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