Patent US6992682B1 successfully refreshed from Google Patents.
US6992682B1
Expired / Lapsed
US
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Method for color management on a display device
Assignee: Hewlett Packard Development Co LP
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Filing: 2000-02-07
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Granted: 2006-01-31
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Expires: 2020-02-07
Abstract
Abstract Disclosed is a method and apparatus for controlling color displayed on a color monitor. The method includes, in one embodiment, the steps of: activating a first color scheme on the monitor; responsive to the activating of the first color scheme, measuring a first color point of the monitor; storing the first color point within a memory associated with the monitor; activating a second color scheme on the monitor; responsive to the activating of the second color scheme, measuring a second color point of the monitor; storing the second color point within the memory associated with the monitor; activating a third color scheme on the monitor; responsive to the activating of the third color scheme, measuring a third color point of the monitor; and storing the third color point within the memory associated with the monitor.
Inventors
- 👤 Henry M. D'Souza
- 👤 William H. Nott
- 👤 Gokalp Bayramoglu
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 23:09
CPC Classifications
G; G06; G06T; G06T1/00; H; H04; H04N; H04N1/00; H04N1/46; H04N1/56; H04N1/60; G09; G09G; G09G5/00; G09G5/02; H04N17/00; H04N17/04; H04N9/00; H04N9/64; G06F; G06F3/00; G06F3/14; G09G2370/00; G09G2370/02; G09G2370/027; H04N17/02
Claims Analysis
Total Claims: 38
Claim 1
Independent Claim
168 words
A method for providing color corrected images to a monitor that includes a display screen and a storage device, the method comprising the acts of: activating a first color scheme on the monitor; responsive to the activating of the first color scheme, measuring a first color point of the monitor; storing the first color point in the storage device; activating a second color scheme on the monitor; responsive to the activating of the second color scheme, measuring a second color point of the monitor; storing the second color point in the storage device; activating a third color scheme on the monitor; responsive to the activating of the third color scheme, measuring a third color point of the monitor; storing the third color point in the storage device; and wherein the first color point, the second color point and the third color point comprise color correction data that may be used to provide a color corrected output to the monitor in response to a selection of a user-selected image.
Claim 2
Independent Claim
168 words
A method for providing color corrected images to a monitor that includes a display screen and a storage device, the method comprising the acts of: activating a first color scheme on the monitor; responsive to the activating of the first color scheme, measuring a first color point of the monitor; storing the first color point in the storage device; activating a second color scheme on the monitor; responsive to the activating of the second color scheme, measuring a second color point of the monitor; storing the second color point in the storage device; activating a third color scheme on the monitor; responsive to the activating of the third color scheme, measuring a third color point of the monitor; storing the third color point in the storage device; and wherein the first color point, the second color point and the third color point comprise color correction data that may be used to provide a color corrected output to the monitor in response to a selection of a user-selected image.
Claim 3
Dependent Claim
34 words
The method of claim 1 , wherein the step of activating the first color scheme comprises the step of displaying a full-intensity red; wherein a green and a blue are displayed at zero intensity.
Claim 4
Dependent Claim
34 words
The method of claim 2 , wherein the step of activating the second color scheme comprises the step of displaying a full-intensity green; wherein a red and a blue are displayed at zero intensity.
Claim 5
Dependent Claim
34 words
The method of claim 3 , wherein the step of activating the third color scheme comprises the step of displaying a full-intensity blue; wherein a green and a red are displayed at zero intensity.
Claim 6
Dependent Claim
65 words
The method of claim 1 , further comprising the steps of: reading the first, second and third color points from the storage device; generating an attenuation and mixing matrix corresponding to the first, second and third color points; receiving an RGB value for a pixel; generating a corrected RGB value for the pixel by applying the attenuation and mixing matrix to the received RGB value.
Claim 7
Independent Claim
177 words
A method for use in a monitor that includes a display screen and a storage device, the method comprising the acts of: activating a first color scheme on the monitor by displaying a full-intensity red, wherein a green and a blue are displayed at zero intensity; responsive to the activating of the first color scheme, measuring a first color point of the monitor; activating a second color scheme on the monitor; responsive to the activating of the second color scheme, measuring a second color point of the monitor; activating a third color scheme on the monitor; responsive to the activating of the third color scheme, measuring a third color point of the monitor; generating an attenuation and mixing matrix corresponding to the measured first, second, and third color points; storing at least a portion of the attenuation and mixing matrix in the storage device; and wherein the at least a portion of the attenuation and mixing matrix is used to provide a color corrected output to the monitor in response to a selection of a user-selected image.
Claim 8
Independent Claim
177 words
A method for use in a monitor that includes a display screen and a storage device, the method comprising the acts of: activating a first color scheme on the monitor by displaying a full-intensity red, wherein a green and a blue are displayed at zero intensity; responsive to the activating of the first color scheme, measuring a first color point of the monitor; activating a second color scheme on the monitor; responsive to the activating of the second color scheme, measuring a second color point of the monitor; activating a third color scheme on the monitor; responsive to the activating of the third color scheme, measuring a third color point of the monitor; generating an attenuation and mixing matrix corresponding to the measured first, second, and third color points; storing at least a portion of the attenuation and mixing matrix in the storage device; and wherein the at least a portion of the attenuation and mixing matrix is used to provide a color corrected output to the monitor in response to a selection of a user-selected image.
Claim 9
Dependent Claim
34 words
The method of claim 6 , wherein the step of activating the first color scheme comprises the step of displaying a full-intensity green; wherein a red and a blue are displayed at zero intensity.
Claim 10
Dependent Claim
34 words
The method of claim 6 , wherein the step of activating the first color scheme comprises the step of displaying a full-intensity blue; wherein a green and a red are displayed at zero intensity.
Claim 11
Dependent Claim
34 words
The method of claim 6 further comprising the steps of: receiving an RGB value for a pixel; generating a corrected RGB value by applying the attenuation and mixing matrix to the received RGB value.
Claim 12
Dependent Claim
37 words
The method of claim 9 , further comprising the steps of: manually selecting the pixel for display in corrected color; and operating the monitor in accordance with the corrected RGB value responsive to the pixel being selected.
Claim 13
Independent Claim
89 words
A method for displaying color on a monitor that comprises a display screen and a storage device, the color comprising a plurality of color points, the method comprising the acts of: reading a plurality of color points from the storage device, the plurality of color points associated with an output of the monitor; receiving RGB values for pixels that correspond to a user-selected image; and generating a corrected RGB value that approximates a SRGB value for the pixels with the color points and plurality of the received RGB values.
Claim 14
Independent Claim
89 words
A method for displaying color on a monitor that comprises a display screen and a storage device, the color comprising a plurality of color points, the method comprising the acts of: reading a plurality of color points from the storage device, the plurality of color points associated with an output of the monitor; receiving RGB values for pixels that correspond to a user-selected image; and generating a corrected RGB value that approximates a SRGB value for the pixels with the color points and plurality of the received RGB values.
Claim 15
Dependent Claim
28 words
The method of claim 11 , the generating step comprises the step of: generating an attenuation and mixing matrix corresponding to the first, second and third color points.
Claim 16
Dependent Claim
36 words
The method of claim 11 , further comprising the steps of: selecting the pixel of the display device; and operating the display device in accordance with the corrected RGB value responsive to the pixel being selected.
Claim 17
Independent Claim
73 words
A method for use in a monitor that includes a display screen and a storage device, the method comprising the acts of: activating a color scheme on the monitor; responsive to the activating of the color scheme, measuring a color point of the monitor; storing the color point in the storage device; and wherein the color point may be used for performing color compensation in response to a selection of a user-selected image.
Claim 18
Independent Claim
73 words
A method for use in a monitor that includes a display screen and a storage device, the method comprising the acts of: activating a color scheme on the monitor; responsive to the activating of the color scheme, measuring a color point of the monitor; storing the color point in the storage device; and wherein the color point may be used for performing color compensation in response to a selection of a user-selected image.
Claim 19
Dependent Claim
23 words
The method of claim 14 , comprising displaying a full-intensity red; and wherein a green and a blue are displayed at zero intensity.
Claim 20
Dependent Claim
29 words
The method of claim 14 , comprising activating a second color scheme by displaying a full-intensity green; and wherein a red and a blue are displayed at zero intensity.
Claim 21
Dependent Claim
29 words
The method of claim 14 , comprising activating a second color scheme by displaying a full-intensity blue; and wherein a green and a red are displayed at zero intensity.
Claim 22
Dependent Claim
18 words
The method of claim 14 , comprising generating an attenuation and mixing matrix corresponding to the color point.
Claim 23
Dependent Claim
35 words
The method of claim 18 , comprising: receiving an RGB value for a pixel; and generating a corrected RGB value for the pixel by applying the attenuation and mixing matrix to the received RGB value.
Claim 24
Dependent Claim
16 words
The method of claim 14 , wherein the recited acts are performed in the recited order.
Claim 25
Independent Claim
162 words
A method for use in a monitor that includes a display screen and a storage device, the method comprising the acts of: activating a first color scheme on the monitor; responsive to the activating of the first color scheme, measuring a first color point of the monitor; activating a second color scheme on the monitor; responsive to the activating of the second color scheme, measuring a second color point of the monitor; activating a third color scheme on the monitor; responsive to the activating of the third color scheme, measuring a third color point of the monitor; generating an attenuation and mixing matrix corresponding to the measured first, second, and third color points; and storing at least a portion of the attenuation and mixing matrix in the storage device; and wherein the at least a portion of the attenuation and mixing matrix is used to provide a color corrected output to the monitor in response to a selection of a user-selected image.
Claim 26
Independent Claim
162 words
A method for use in a monitor that includes a display screen and a storage device, the method comprising the acts of: activating a first color scheme on the monitor; responsive to the activating of the first color scheme, measuring a first color point of the monitor; activating a second color scheme on the monitor; responsive to the activating of the second color scheme, measuring a second color point of the monitor; activating a third color scheme on the monitor; responsive to the activating of the third color scheme, measuring a third color point of the monitor; generating an attenuation and mixing matrix corresponding to the measured first, second, and third color points; and storing at least a portion of the attenuation and mixing matrix in the storage device; and wherein the at least a portion of the attenuation and mixing matrix is used to provide a color corrected output to the monitor in response to a selection of a user-selected image.
Claim 27
Dependent Claim
23 words
The method of claim 21 , comprising displaying a full-intensity red; and wherein a green and a blue are displayed at zero intensity.
Claim 28
Dependent Claim
23 words
The method of claim 21 , comprising displaying a full-intensity green; and wherein a red and a blue are displayed at zero intensity.
Claim 29
Dependent Claim
23 words
The method of claim 21 , comprising displaying a full-intensity blue; and wherein a green and a red are displayed at zero intensity.
Claim 30
Dependent Claim
31 words
The method of claim 21 comprising: receiving an RGB value for a pixel; and generating a corrected RGB value by applying the attenuation and mixing matrix to the received RGB value.
Claim 31
Dependent Claim
33 words
The method of claim 25 , comprising: manually selecting the pixel for display in corrected color; and operating the monitor in accordance with the corrected RGB value responsive to the pixel being selected.
Claim 32
Dependent Claim
16 words
The method of claim 21 , wherein the recited acts are performed in the recited order.
Claim 33
Dependent Claim
51 words
A display device, comprising: a memory adapted to store color compensation data, the color compensation data being used to color compensate the display device in response to a selection of a user-selected image; and wherein the color compensation data is not used to color compensate images other than the user-selected images.
Claim 34
Dependent Claim
51 words
A display device, comprising: a memory adapted to store color compensation data, the color compensation data being used to color compensate the display device in response to a selection of a user-selected image; and wherein the color compensation data is not used to color compensate images other than the user-selected images.
Claim 35
Dependent Claim
18 words
The display device of claim 28 , wherein the color compensation data comprises at least one color point.
Claim 36
Dependent Claim
36 words
The display device of claim 28 , comprising a computer system that is adapted to read the color compensation data from the memory and generate an attenuation and mixing matrix corresponding to the color compensation data.
Claim 37
Dependent Claim
42 words
The display device of claim 30 , wherein the computer system is adapted to receive an RGB value for a pixel and generate a corrected RGB value for the pixel by applying the attenuation and mixing matrix to the received RGB value.
Claim 38
Dependent Claim
27 words
The display device of claim 30 wherein the computer system comprises: a processor for executing instructions; a hard drive for storing data; and a user input device.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2009-01-30 | 2009-08-01 | 2010-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2013-01-30 | 2013-08-01 | 2014-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2017-01-30 | 2017-08-01 | 2018-01-31 | $7700.00 | Window Closed / Lapsed |