IP Library › Granted Patent US 11,948,501
Granted Patent B2
US 11,948,501 · App. 18/142,951 · Granted Apr 2, 2024

Color correction system, method, and display device

Inventors: Robbie Thielemans (Nazareth, BE); Vince Dundee (Glendale, CA)
Assignee: STEREYO BV
G09G3/32G09G3/3406G09G3/342G09G5/12G10K11/162H04N5/765H04N13/194H04N13/20H04N21/242H04N23/73G09G2310/08G09G2354/00
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Quick Facts
Patent No.
US 11,948,501
App. No.
18/142,951
Granted
Apr 2, 2024
Kind
B2
Abstract

Light-emitting or light-reflecting displays with enhanced visual and acoustic characteristics, include a display based on light-emitting elements such as light-emitting diodes (LEDs). A LED display or screen with enhanced acoustic characteristics and/or improved visual performance is herewith presented for particular use or application in a studio environment where the quality performance of both image and sound, when being captured by a camera or an audience, is challenged. The use and applications of such display, include systems and methods making use of such display, and more particularly concerning the use and application of such displays in studio environments.

Claims (78)

1. A color correction system for improving a performance of a light source display having a plurality of distinct light sources of a plurality of different colors, the color correction system comprising:

a spectral analysis system including a computing device, the spectral analysis system being configured to

receive image data obtained from light emitted by the light source display, the image data including performance information relating to a visual performance of the plurality of distinct light sources of the plurality of different colors of the light source display,

generate comparison information by comparing the performance information of the distinct light sources of the plurality of different colors of the light source display with a reference, and

determine color correction data taking into account the comparison information; and

a light source controller configured to

receive the color correction data, and

adjust the performance of the light source display by outputting a light source control signal to the light source display, the light source control signal including operating parameters for the plurality of distinct light sources of the plurality of different colors of the light source display, said operating parameters including one or more color correction factors taking into account the color correction data determined by the spectral analysis system,

wherein the color correction data is determined by the spectral analysis system further by taking into account a color sensitivity of a camera that captures an image of the light source display.

2. The color correction system according to claim 1 , wherein the color correction system is configured to improve the performance of the light source display, the plurality of distinct light sources of the light source display being an array of pixels, each pixel of the array of pixels having at least three colors,

wherein the spectral analysis system is configured to generate the comparison information by comparing the performance information of the distinct light sources of each of the at least three colors of the light source display with a predetermined performance standard.

3. The color correction system according to claim 2 , wherein the plurality of distinct light sources of the light source display further comprises light emitters of one or more additional colors, the light emitters of the one or more additional colors being within the array of pixels or separate from the array of pixels, the one or more additional colors being different than the at least three colors, and

wherein the one or more color correction factors include one or more color correction factors for the one or more additional colors.

4. The color correction system according to claim 3 , wherein the at least three colors include red, green, and/or blue.

5. The color correction system according to claim 4 , wherein the one or more additional colors include orange, cyan, and/or white.

6. The color correction system according to claim 1 , wherein the operating parameters include adjustments to color intensity of one or more of the plurality of different colors.

7. The color correction system according to claim 1 , wherein the image data obtained from the light emitted by the light source display is obtained by the camera that captures an image directly of the light source display.

8. The color correction system according to claim 1 , wherein the image data obtained from the light emitted by the light source display is obtained by the camera that captures light reflected from a reflecting object, the light source display emitting the light onto the reflecting object.

9. The color correction system according to claim 1 , wherein the color correction data is determined by the spectral analysis system further by taking into account a visual perception of a human eye.

10. The color correction system according to claim 1 , further comprising the camera that captures the image data received by the spectral analysis system.

11. The color correction system according to claim 1 , wherein the spectral analysis system further includes a memory storage on which the reference is stored.

12. The color correction system according to claim 1 , further comprising the camera, wherein the camera is a video camera, a movie camera, a digital camera, and/or a film camera that captures the image data.

13. The color correction system according to claim 1 , further comprising a reflectance spectrometer that produces a reflectance spectrum of the light emitted by the light source display that is reflected by a surface.

14. The color correction system according to claim 13 , wherein the reflectance spectrometer produces the reflectance spectrum of the light emitted by the light source display that is reflected by a reference color pallet.

15. The color correction system according to claim 1 , further comprising the light source display having the plurality of distinct light sources of the plurality of different colors,

wherein the operating parameters output by the light source controller adjust the performance of the light source display.

16. The color correction system according to claim 15 , wherein the plurality of distinct light sources of the light source display is an array of pixels, each pixel of the array of pixels having at least three colors.

17. The color correction system according to claim 16 , wherein the at least three colors include red, green, and/or blue.

18. The color correction system according to claim 16 , wherein the plurality of distinct light sources of the light source display further comprises light emitters of one or more additional colors, the one or more additional colors including orange, cyan, and/or white, and

wherein the operating parameters include adjustments to color intensity of one or more of the plurality of different colors including adjustments to at least one or more of the at least three colors and/or adjustments to the one or more additional colors.

19. A color correction system for improving a performance of a light source display having a plurality of distinct light sources of a plurality of different colors, the color correction system comprising:

a spectral analysis system including a computing device, the spectral analysis system being configured to

receive image data obtained from light emitted by the light source display, the image data including performance information relating to a visual performance of the plurality of distinct light sources of the plurality of different colors of the light source display,

generate comparison information by comparing the performance information of the plurality of distinct light sources of the plurality of different colors of the light source display with a reference, and

determine color correction data taking into account the comparison information; and

a light source controller configured to

receive the color correction data, and

adjust the performance of the light source display by outputting a light source control signal to the light source display, the light source control signal including operating parameters for the plurality of distinct light sources of the plurality of different colors of the light source display, said operating parameters including one or more color correction factors taking into account the color correction data determined by the spectral analysis system,

wherein the color correction data is determined by the spectral analysis system further by taking into account a color sensitivity of a camera that captures the image data received by the spectral analysis system.

20. A color correction system for improving a performance of a light source display having a plurality of distinct light sources of a plurality of different colors, the color correction system comprising:

a spectral analysis system including a computing device, the spectral analysis system being configured to

receive image data obtained from light emitted by the light source display, the image data including performance information relating to a visual performance of the plurality of distinct light sources of the plurality of different colors of the light source display,

generate comparison information by comparing the performance information of the plurality of distinct light sources of the plurality of different colors of the light source display with a reference, and

determine color correction data taking into account the comparison information; and

a light source controller configured to

receive the color correction data, and

adjust the performance of the light source display by outputting a light source control signal to the light source display, the light source control signal including operating parameters for the plurality of distinct light sources of the plurality of different colors of the light source display, said operating parameters including one or more color correction factors taking into account the color correction data determined by the spectral analysis system,

wherein the color correction data is determined by the spectral analysis system further by taking into account a color sensitivity of a camera that captures light reflected from a reflecting object, the light source display emitting the light onto the reflecting object.

21. A color correction system for improving a performance of a light source display having a plurality of distinct light sources of a plurality of different colors, the color correction system comprising:

a spectral analysis system including a computing device, the spectral analysis system being configured to

receive image data obtained from light emitted by the light source display, the image data including performance information relating to a visual performance of the plurality of distinct light sources of the plurality of different colors of the light source display,

generate comparison information by comparing the performance information of the plurality of distinct light sources of the plurality of different colors of the light source display with a reference, and

determine color correction data taking into account the comparison information; and

a light source controller configured to

receive the color correction data, and

adjust the performance of the light source display by outputting a light source control signal to the light source display, the light source control signal including operating parameters for the plurality of distinct light sources of the plurality of different colors of the light source display, said operating parameters including one or more color correction factors taking into account the color correction data determined by the spectral analysis system,

wherein the reference is based on reference image data obtained by a camera that captures light produced by a reference light source.

22. A light source display comprising a plurality of distinct light sources of a plurality of different colors,

wherein the plurality of distinct light sources of the light source display is an array of pixels, each pixel of the array of pixels having at least three colors,

wherein the plurality of distinct light sources of the light source display further comprises light emitters of one or more additional colors, the light emitters of the one or more additional colors being within the array of pixels or separate from the array of pixels, the one or more additional colors being different than the at least three colors,

wherein the light source display is configured to adjust a performance of the plurality of distinct light sources of the plurality of different colors based on a light source control signal received from a color correction system, the light source control signal including operating parameters for the plurality of distinct light sources of the plurality of different colors of the light source display, said operating parameters including one or more color correction factors taking into account color correction data determined by a spectral analysis system,

wherein the color correction data is determined by the spectral analysis system further by taking into account a color sensitivity of a camera that captures an image of the light source display.

23. A color correction system for improving a performance of a light source display having a plurality of distinct light sources of a plurality of different colors, the color correction system comprising:

a spectral analysis system including a computing device, the spectral analysis system being configured to

receive image data obtained from light emitted by the light source display, the image data including performance information relating to a visual performance of the plurality of distinct light sources of the plurality of different colors of the light source display,

generate comparison information by comparing the performance information of the distinct light sources of the plurality of different colors of the light source display with a reference, and

determine color correction data taking into account the comparison information,

the color correction data being usable to adjust the performance of the light source display based on a light source control signal output to the light source display, the light source control signal including operating parameters for the plurality of distinct light sources of the plurality of different colors of the light source display, said operating parameters including one or more color correction factors taking into account the color correction data determined by the spectral analysis system,

wherein the color correction data is determined by the spectral analysis system further by taking into account a color sensitivity of a camera that captures an image of the light source display.

24. A color correction method for improving a performance of a light source display having a plurality of distinct light sources of a plurality of different colors, the color correction method comprising:

a spectral analysis system that includes a computing device configured to:

receiving image data obtained from light emitted by the light source display, the image data including performance information relating to a visual performance of the plurality of distinct light sources of the plurality of different colors of the light source display,

generating comparison information by comparing the performance information of the distinct light sources of the plurality of different colors of the light source display with a reference, and

determining color correction data taking into account the comparison information; and

a light source controller:

receiving the color correction data, and

adjusting the performance of the light source display by outputting a light source control signal to the light source display, the light source control signal including operating parameters for the plurality of distinct light sources of the plurality of different colors of the light source display, said operating parameters including one or more color correction factors taking into account the color correction data determined by the spectral analysis system,

wherein the color correction data is determined by the computing device further by taking into account a color sensitivity of a camera that captures an image of the light source display.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 9, 2023
From: THIELEMANS, ROBBIE; DUNDEE, VINCE
To: STEREYO BV
Reel/Frame 063576/0469 →
Priority Claims (1)
BE 2019/5759 · Nov 4, 2019 · national
Continuity (3)
Continuation 16895872 · Jun 8, 2020
Provisional Application 62858534 · Jun 7, 2019
Related Publication 20230274693A1 · Aug 31, 2023
Cited By (11)
US 12,199,079 US 12,425,538 US 12,443,384 US 12,455,056 US 12,494,165 US 12,499,820 US 12,505,785 US 12,506,923 US 12,647,689 US 12,656,992 US 12,658,112