发明名称 Two-Way PDA, Laptop and Cell Phone Audience Response System
摘要 A two-way PDA, cell phone and laptop audience participation system providing the ability for real-time audience participation in questions and surveys and for real-time generation and display of results. A plurality of two-way wireless communication devices such as PDAs, cellphones or laptops are provided for use by participants at an event. At least one two-way wireless communication device, such as a wireless tablet, is provided for use by a presenter. Communications are between the presenter and participants are managed by a central server, wireless access points and routers.
申请公布号 US2009187935(A1) 申请公布日期 2009.07.23
申请号 US20090415813 申请日期 2009.03.31
申请人 VISION TREE SOFTWARE, INC. 发明人 PELLINAT MARTIN;HAWKINS ADAM;DA COSTA ALAN
分类号 H04N7/173 主分类号 H04N7/173
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