| 摘要 |
PROBLEM TO BE SOLVED: To improve the actual convenience of a user interface, etc., by making a token giving an input right go around through the use of chain connection. SOLUTION: At the time of a communication conference connection plural communication conference terminal equipments A and B through a communication line and mutually communicating conference information, this terminal equipment connects plural display and input devices 17 provided with a function displaying and inputting conference information to one communication conference terminal equipment to display information for plural conference attendants and makes it possible to respectively input information. In this case, the plural display and input devices 17 are connected in the state of a chain and a control means circularly assigning a token giving an input right to each display and input device 17 at regular time intervals is provided. |
