IP Library › Granted Patent US 8,362,992
Granted Patent B2
US 8,362,992 · App. 12/840,576 · Granted Jan 29, 2013

Dual view display system using a transparent display

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Quick Facts
Patent No.
US 8,362,992
App. No.
12/840,576
Filed
Jul 21, 2010
Granted
Jan 29, 2013
Kind
B2
Art Unit
2693
USPC
345/87
Abstract

A dual view display system to display two different images in substantially opposite direction using a single transparent display to time-multiplex the images and shutter devices to alternately block each side from being viewed according to the image being displayed.

Claims (9)

1. A dual view display system for displaying properly oriented images in substantially opposite directions, said system comprising:

a transparent display configured display a first image oriented for a first side during a first time period and display a second image oriented for a second side opposite the first side during a second time period distinct from the first time period;

a first shutter device configured to allow a view of the first side during the first time period, and block the view of the first side during the second time period; and

a second shutter device configured to allow a view of the second side during the second time period, and block the view of the second side during the first time period,

wherein the system further comprises a touch sensitive surface configured to determine that an object is touching the system to indicate a location in the first image, said system further configured to indicate a corresponding location on the second image, wherein the corresponding location on the second image is characterized as a mirror image of the location on the first image.

2. The system in accordance with claim 1 , wherein the first shutter device comprises a first liquid crystal device (LCD), and the second shutter device comprises a second LCD device.

3. The system in accordance with claim 1 , wherein the first shutter device comprises an electrowetting type device, and the second shutter device comprises an electrowetting type device.

4. The system in accordance with claim 1 , wherein the first shutter device comprises a first electrochromic glass device, and the second shutter device comprises a second electrochromic glass device.

5. The system in accordance with claim 1 , wherein the first shutter device is further configured to allow a view of the first side during a third time period and the second shutter device is further configured to allow a view of the second side during the third time period, whereby the first image is a mirror image of the second image.