Data processing: presentation processing of document – operator i – Operator interface – Presentation to audience interface
Reexamination Certificate
2006-11-07
2006-11-07
Bayerl, Raymond J. (Department: 2173)
Data processing: presentation processing of document, operator i
Operator interface
Presentation to audience interface
C715S732000, C715S856000, C715S864000, C345S157000, C345S158000
Reexamination Certificate
active
07134078
ABSTRACT:
A presentation system and a user device for use as a presentation aid is disclosed. The system comprises presentation means (5) for presenting images that associate with a presentation. Pointer means (4) are used for provision of a pointer on an image (11) presented by means of the presentation means. Detector means (8) are for detecting the pointer on the image and for determining the location of the pointer relative to the image. Control means (6) are adapted to provide at least one control function for the presentation based on information from the detector means.
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Kirstein. Carsten. et al.; “Interaction with a projection screen using a camera-tracked laser pointer”; Informatik VII (Computer Graphics): University of Dortmund. D-44221 Dortmund. Germany: http://1s7-www.informatik.uni-dortmund.de: 2 pages.
Alston & Bird LLP
Bayerl Raymond J.
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