IP Library › Granted Patent US 7,068,813
Granted Patent B2
US 7,068,813 · App. 09/820,058 · Granted Jun 27, 2006

Method and apparatus for eye gazing smart display

Assignee: Koninklijke Philips Electronics N.V.
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Quick Facts
Patent No.
US 7,068,813
App. No.
09/820,058
Granted
Jun 27, 2006
Kind
B2
Abstract

The present invention is a method and apparatus for enhancing a perceived video quality (e.g. higher resolution) on a display in a region surrounding an intersection point of a user's gaze onto a screen of the display.

Claims (17)

1. An apparatus comprising:

an eye tracking system for determining an eye-gaze direction line of a user looking at a display screen of a display device;

an eye-gaze tracking module for extracting the eye-gaze direction from the eye tracking system and for determining the intersection point where the eye-gaze direction line intersects with the screen;

wherein the eye-gaze tracking module sends the intersection point data to a scalable video decoder;

wherein the scalable video decoder receives an encoded video stream and provides a first set of higher video resolution data for a first region surrounding the intersection point on the display screen and a second set of lower video resolution data to a second region of the video screen that is different than the first region; and

wherein the second region on the video screen is dimmer than the first region on the video screen.

2. An apparatus comprising:

an eye tracking system for determining an eye-gaze direction line of a user looking at a display screen of a display device;

an eye-gaze tracking module for extracting the eye-gaze direction from the eye tracking system and for determining the intersection point where the eye-gaze direction line intersects with the screen;

wherein the eye-gaze tracking module sends the intersection point data to a scalable video encoder;

wherein the scalable video encoder receives a source video stream and provides an encoded first set of higher video resolution data for a first region surrounding the intersection point on the screen and an encoded second set of lower video resolution data is provided for a second region of the screen that is different than the first region; and

wherein the second region on the video screen is dimmer than the first region on the video screen.

3. A method comprising:

determining an eye-gaze direction line of a user looking at a display screen;

determining an intersection point where the eye-gaze direction line intersects with the display screen;

providing to the display screen a first set of higher video resolution data for a first region surrounding the intersection point on the display screen and a second set of lower video resolution data for a second region of the video screen that is different than the first region; and

wherein the second region on the video screen is dimmer than the first region on the video screen.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 28, 2001
From: LIN, YUN-TING
To: KONINKLIJKE PHILIPS ELECTRONICS N.V.
Reel/Frame 011659/0682 →
Continuity (1)
Related Publication 20020141614A1 · Oct 3, 2002