| 摘要 |
PROBLEM TO BE SOLVED: To provide an electronic blackboard system that can be integrated into an existing blackboard or the like easily at low cost, can add functions of the electronic black board in keeping functions of the blackboard or the like as they are, allows a person unaccustomed to the operation of a personal computer to easily operate, and further allows a user to operate at a position away from a screen.SOLUTION: An electronic blackboard system includes: a writing board 1 enabling a user to write and erase characters or the like on it; a projector 2 for projecting an image toward the writing board 1; an adaptor 3 connected with the projector 2 and capable of handling mirroring; and a mobile information terminal 4 connected with the adaptor 3 and capable of touch operation and mirroring. A screen selected by touch operation on a display unit of the mobile information terminal 4 is projected by mirroring on the writing board 1 from the projector 2 via the adapter 3.SELECTED DRAWING: Figure 1 |
