Title:
CONTROL STATE NOTIFYING SYSTEM IN MULTI-SPOT COMMUNICATION
Document Type and Number:
Japanese Patent JP3108826
Kind Code:
B2
Abstract:
PURPOSE: To perform a multi-spot communication of a conference, etc., without being confused even when each terminal requests control independently by displaying control contents in other communication terminals for the period when the system having various kinds of contents are controlled by the request of a specific communication terminal.
CONSTITUTION: A control starting signal transmission function 3 is provided on a multi-spot connection device 1, and the function transmits control starting signals including control contents information to all communication terminals 2 at the time of the control start and transmits control termination signals to all the communication terminal 2. A control state display function 5 is provided on each communication terminal 2 and the function displays the information on the control starting signal and the control termination signal. Therefore, for the period when a system is controlled by the request of a specific communication terminal when plural communication terminals perform multi-spot communication via a multi-spot connection device, since the control contents is displayed in other communication terminals, a multi-spot communication can be performed without being confused even when each terminal performs a control request independently in a state that the large number of terminals participate in the communication.
Inventors:
Tomohiko Awazu
Application Number:
JP13482092A
Publication Date:
November 13, 2000
Filing Date:
May 27, 1992
Export Citation:
Assignee:
富士通株式会社
International Classes:
H04M3/42; H04L12/28; H04M3/56; H04N7/15; (IPC1-7): H04M3/56
Domestic Patent References:
| JP48090A | ||||
| JP3219787A |
Attorney, Agent or Firm:
Shoji Kashiwaya (1 person outside)