IP Library Granted Patent US 8,300,042
Granted Patent B2
US 8,300,042 · App. 11/982,290 · Granted Oct 30, 2012

Interactive video display system using strobed light

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Quick Facts
Patent No.
US 8,300,042
App. No.
11/982,290
Granted
Oct 30, 2012
Kind
B2
Abstract

An interactive video display system uses strobing light to allow easy and unencumbered interaction between a person and projected video images. A camera may be synchronized to the strobing light and the strobing light may be in an infrared spectral range. A processing system detects images of a human in the field of view of the camera and controls the display so that the projected video images are changed based on an interaction between the human and the projected video images. The system may project the video images on a surface around the person and may move the projected video images on the surface based on a movement of the person. The projected video images may include computer-generated characters and/or virtual objects that react to the movement of a person.

Claims (25)

1. A video gaming system comprising:

a camera system operable to provide images of an object; and

a computing device configured to

receive the images from the camera system,

drive a display system, and

generate an influence image comprising a plurality of outline areas partially surrounding a representation of the object and positioned successively further away from the representation of the object, wherein a portion of the plurality of outline areas that impinge at least one virtual object are used to estimate a strength and a direction of an interaction with the at least one virtual object.

2. The video gaming system of claim 1 , wherein the computing device comprises a video game system.

3. The video gaming system of claim 2 , wherein the computing device is further configured to drive the display system to display one or more video images comprising the representation of the object and the at least one virtual object.

4. The video gaming system of claim 3 , wherein the display system comprises one or more of a television, a monitor, an LED display, a plasma display, and a video projector.

5. A method of tracking an object, the method configured for execution by a computing system comprising one or more computing devices, the method comprising:

receiving at a computing system a plurality of images of an object from a detector;

generating an influence image comprising a plurality of outline areas that partially surround the object and are positioned successively further away from the object;

transmitting video images for display on a display device, the video images including a virtual object and a representation of the object; and

based at least on a position of the plurality of outline areas associated with the object in the influence image and a position of the virtual object in one or more of the video images, detecting a strength and a direction of an interaction between the object and the virtual object when the influence image impinges the virtual object.

6. The method of claim 5 , wherein the representation of the object comprises a representation of a user.

7. A gaming system comprising:

a camera system operable to provide images of an object;

a display system operable to render video images; and

a computing device coupled to receive the images from the camera system and coupled to drive the display system, the computing device operable to determine at least one of a strength or a direction of an interaction between the object and a virtual object included in the video images based on at least a location of the virtual object in relation to one or more computer-generated outline areas that partially surround the object and are positioned successively further away from the object and have progressively lower pixel values as the outline areas are further away from the object.

8. The gaming system of claim 7 , wherein the display system comprises one or more of a television, a monitor, an LED display, a plasma display, and a video projector.

9. The gaming system of claim 7 , wherein the computing device comprises a video game system.

10. The gaming system of claim 7 , wherein the video images comprise a representation of the object.

11. The gaming system of claim 7 , wherein the object is a user.

12. The system of claim 7 , wherein the video images further comprise the virtual object.

13. The gaming system of claim 7 , wherein the virtual object is a ball.

Assignments (6)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 9, 2014
From: MICROSOFT CORPORATION
To: MICROSOFT TECHNOLOGY LICENSING, LLC
Reel/Frame 034542/0001 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 9, 2012
From: INTELLECTUAL VENTURES HOLDING 67 LLC
To: MICROSOFT CORPORATION
Reel/Frame 028012/0662 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 2, 2009
From: DHANDO INVESTMENTS, INC.
To: INTELLECTUAL VENTURES HOLDING 67 LLC
Reel/Frame 022768/0789 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 27, 2009
From: REACTRIX (ASSIGNMENT FOR THE BENEFIT OF CREDITORS), LLC
To: DHANDO INVESTMENTS, INC.
Reel/Frame 022741/0239 →
CONFIRMATORY ASSIGNMENT Recorded May 21, 2009
From: REACTRIX SYSTEMS, INC.
To: REACTRIX (ASSIGNMENT OF THE BENEFIT OF CREDITORS), LLC.
Reel/Frame 022720/0820 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 31, 2007
From: BELL, MATTHEW
To: REACTRIX SYSTEMS, INC.
Reel/Frame 020124/0798 →