×

Audience participation system

  • US 5,273,437 A
  • Filed: 05/14/1993
  • Issued: 12/28/1993
  • Est. Priority Date: 06/27/1991
  • Status: Expired due to Term
First Claim
Patent Images

1. An apparatus for communication between a speaker and his audience, said apparatus comprising:

  • a plurality of audience modules, each module having;

    input means activatable by a member of the audience, encoding means for transforming the response represented by said input into an encoded electrical pattern, a modulator for producing an electromagnetic signal corresponding to said encoded electrical pattern, means for including module identifying information associated with said audience module in the modulated electromagnetic signal, a first transmitter for sending said electromagnetic signal, where at least two of said plurality of audience modules have first transmitters with the same transmission frequency, means for entering audience member identifying information pertaining to the audience member using said module into said audience module for transmission with the modulated electromagnetic signal, and a first receiver for capturing an electromagnetic signal containing a cue for said first transmitter to initiate transmission of said encoded electrical pattern;

    a base station for use by the speaker, said base station having a second transmitter for transmitting an electromagnetic signal containing said cue to said audience module that the base station is prepared to receive a transmission from one of said plurality of audience modules designated by said module identifying information a second receiver for capturing said electromagnetic signals produced by a plurality of audience modules, a demodulator for reproducing said encoded electrical pattern, collection means for storing information encoded in said encoded electrical pattern, a computer for performing statistical analysis upon said information, and a display for presenting the results of said statistical analysis from the computer to the speaker.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×