U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Real-time wireless audience response system

Patent 5226177 Issued on July 6, 1993. Estimated Expiration Date: Icon_subject August 3, 2012. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

3328803

3513443

3744712

Audience response system
Patent #: 3943641
Issued on: 03/16/1976
Inventor: Dworetzky

Television viewer reaction determining system
Patent #: 4107734
Issued on: 08/15/1978
Inventor: Percy ,   et al.

Revenue metering system for power companies
Patent #: 4218737
Issued on: 08/19/1980
Inventor: Buscher ,   et al.

Apparatus for wireless transmission of a teaching program in a classroom
Patent #: 4229829
Issued on: 10/21/1980
Inventor: Grunwald

Electronic voting system
Patent #: 4290141
Issued on: 09/15/1981
Inventor: Anderson ,   et al.

Television viewer reaction determining system
Patent #: 4308554
Issued on: 12/29/1981
Inventor: Percy ,   et al.

Electronic audience polling system
Patent #: 4377870
Issued on: 03/22/1983
Inventor: Anderson ,   et al.

More ...

Inventor

Assignee

Application

No. 925236 filed on 08/03/1992

US Classes:

725/24, INTERACTIVE OPINION POLLING340/10.41, Combination response455/517, To or from mobile station725/81, Using wireless link725/85, Receiver725/131Receiver (e.g., set-top box)

Examiners

Primary: Eisenzopf, Reinhard J.
Assistant: Pham, Chi

Attorney, Agent or Firm

International Class

H04B 017/00

Abstract

A system for collecting data from a plurality of respondents having a central portion with a central processor and a base station and a remote portion with a plurality of wireless response units for respondents to be prompted to enter response data to a visually perceptible display which may be shown live, on a television monitor or may be taped. The display may include multiple choice questions. The central processor accumulates the response data via radio, optical or acoustic communication links with the remote units, each of which has a unique address. The central processor displays the accumulated response data in real time and may overlay the processed response data and originate display shown to the respondents.

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