Title:
DYNAMIC DOOR DISPLAY SYSTEM AND METHOD
Document Type and Number:
WIPO Patent Application WO/2012/040090
Kind Code:
A3
Abstract:
In a system and method of image display, an image projector is positioned to back project (or rear project) an image on one or more platform doors disposed between a passenger platform of a train or people mover station and a pathway of the train or people mover. The image projector is positioned on the pathway side of the one or more platform doors. The image projector back projects the image on the one or more platform doors such that the image is diffusedly transmitted through them for observation by passengers on the platform side of the station. The back projected image is oriented such that characters or words in the image have a proper left-to-right, or right-to-left, orientation for reading by passengers on the platform side of the station.
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Inventors:
VENKATASUBRAMANIAN SATHYA VAGHEESWAR (US)
Application Number:
PCT/US2011/052111
Publication Date:
May 31, 2012
Filing Date:
September 19, 2011
Export Citation:
Assignee:
BOMBARDIER TRANSP GMBH (DE)
VENKATASUBRAMANIAN SATHYA VAGHEESWAR (US)
VENKATASUBRAMANIAN SATHYA VAGHEESWAR (US)
International Classes:
G09F19/18; G06Q30/00; G09F19/22
Foreign References:
| KR100767709B1 | 2007-10-18 | |||
| JP2004284521A | 2004-10-14 | |||
| JPH0916312A | 1997-01-17 |
Attorney, Agent or Firm:
ORKIN, Russell, D. et al. (One Gateway Center420 Ft. Duquesne Blvd., Suite 120, Pittsburgh Pennsylvania, US)
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