发明名称 Portable electronic device
摘要 An interactive system for use in conjunction in a movie theater having one or more venues, each venue comprising a projector and a theater screen simultaneously viewable by a group of individuals is provided in accordance with the principles of the invention. The illustrative embodiment of the system includes a master communication unit disposed in each venue. A plurality of handheld units is provided. Each handheld unit is programmed with a script, and identification information at one or more central locations. In accordance with one aspect of the invention, the handheld device is a portable electronic device comprising electronic circuitry that includes a super capacitor as the sole power source for the electronic circuitry.
申请公布号 US2007015531(A1) 申请公布日期 2007.01.18
申请号 US20050179146 申请日期 2005.07.12
申请人 DISALVO MARK 发明人 DISALVO MARK
分类号 H04B1/38;H04M1/00 主分类号 H04B1/38
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