CONFERENCE SPEECH EQUIPMENT AND CONFERENCE SPEECH METHOD

摘要

PROBLEM TO BE SOLVED: To realize conference speech for many persons with a minimum system configuration by selecting a state of a terminal equipment with respect to a conference speech. ;SOLUTION: At least one port in two-way speech ports 8a-8e is used for an output port to which plural hearing terminal equipments are connected with distribution. That is, a terminal equipment 4a of a conference sponsor is connected one to one to a speech port 8b of a conference trunk 7 via a line circuit 3 and a time division switch 2. Terminal equipments 4b, 4c of conference participants are connected one to one to speech ports 8c, 8d of the conference trunk 7 via the line circuit 3 and the time division switch 2. On the other hand, terminal equipments 4d-4f of plural conference hearing parties are connected distributingly to one speech port 8e of the conference trunk 7 via the line circuit 3 and the time division switch 2.;COPYRIGHT: (C)1997,JPO