| 摘要 |
PCT No. PCT/US96/15832 Sec. 371 Date May 30, 1997 Sec. 102(e) Date May 30, 1997 PCT Filed Oct. 3, 1996 PCT Pub. No. WO97/13207 PCT Pub. Date Apr. 10, 1997An interactive system (10) for presenting information to members of an audience includes a main server (11), slave server (13), a video projector (19) for displaying information to all members of an audience, a memory in the main server and a laser disc unit connected to slave server for storing information related to a plurality of categories and a plurality of topics related to each categories, and a plurality of seat computers (16) connected through an audience response server to the main server (11). The main server (11) is responsive to category selection signals for controlling the video projector (19) to display the stored information which is first category choice of the audience. For each audience member who did not select the first category choice, the main server (11) controls the associated seat computer (16) to display the stored information related to another one of the categories selected by the audience member.
|
