1. A method of measuring a color parameter value of a display device, the method comprising the following steps:
measuring an initial color parameter value of the display device;
comparing the initial color parameter value to a threshold value;
determining whether additional measurements are needed in response to the comparison of the initial color parameter value to the threshold value;
continuing to measure the color parameter value of the display device until an average of the measured color parameter values converges to a prescribed tolerance; and
providing a determined color parameter value based on the averaged measured color parameter values.
2. The method of claim 1 wherein the color parameter value is represented as a tristimulus value from the display device.
3. The method of claim 1 wherein the color parameter value is chromaticity and luminance information for the display device.
4. The method of claim 1 wherein the display device is selected from the group consisting of:
a cathode ray tube;
a liquid crystal display;
a television screen;
a plasma screen; and
a projection screen.
5. The method of claim 1 wherein the number of additional measurements is zero if the initial color parameter value exceeds the threshold value.
6. The method of claim 1, further comprising the step of:
calibrating the display device in accordance with the determined color parameter value.
7. A system for measuring a color parameter value of a display device, the system comprising:
a computer system configured to:
receive an initial color parameter value of the image on the display device measured by a sensor,
compare the initial color parameter value with a threshold value,
determine whether additional measurements of the same image are necessary in response to comparing the initial color parameter value with the threshold value,
initiate at least one additional measurement of the image if a determination is made that additional measurements are necessary, and
provide a determined color parameter value for the display device based on an average of the measured color parameter values.
8. The system of claim 7 wherein the color parameter value is represented as a tristimulus value.
9. The system of claim 7 wherein the color parameter value is chromaticity and luminance information for the image.
10. The system of claim 7 wherein the number of additional measurements are determined from a function in response to the initial color parameter value.
11. The system of claim 7 wherein the number of additional measurements is zero if the initial color parameter value exceeds the threshold value.
12. A system for measuring a color parameter value of a display device, the system comprising:
a computer system configured to:
receive an initial color parameter value of the display device measured by a sensor,
compare the initial color parameter value with a threshold value,
determine whether additional measurements are necessary in response to comparing the initial color parameter value with the threshold value,
if a determination is made that additional measurements are necessary, cause the sensor to continue to measure the color parameter value of the display device until an average of the measured color parameter values converges to a prescribed tolerance; and
provide a determined color parameter value for the display device based on an average of the measured color parameter values.
13. A system for measuring a color parameter value of a display device, the system comprising:
means for receiving an initial color parameter value measurement of an image displayed on the display device; and
computing means for determining whether additional measurements of the same image by the detecting means are required by comparing the initial color parameter value measurement to a threshold value,
wherein if a determination is made that additional measurements are necessary, the computing means causes at least one additional measurement of the image to be performed and the computing means averages the measured values to obtain a determined color parameter value for the display device.
14. The system of claim 13 wherein the computing means determines the number of additional measurements in accordance with a pre-defined function.
15. The system of claim 13 wherein the color parameter value is represented as a tristimulus value.
16. The system of claim 13 wherein the color parameter value is chromaticity and luminance information.
17. The system of claim 13 further including a light sensor for obtaining said measurements.
18. A system for measuring a color parameter value of a display device, the system comprising:
means for receiving an initial a color parameter value measurement of the display device; and
computing means for determining whether additional measurements are required by comparing the initial color parameter value measurement to a threshold value,
wherein if a determination is made that additional measurements are necessary, the computing means causes at least one additional measurement to be performed and the computing means averages the measured values to obtain a determined color parameter value for the display device, and upon the computing means determining that an average value of the measurements has not converged to a prescribed tolerance, the causes at least one further measurement to be performed.
19. A method of measuring a color parameter value of a display device, the method comprising the following steps:
measuring a first color parameter value of the display device;
measuring a second color parameter value of the display device;
determining a difference between the first and second color parameter values;
continuing to measure the color parameter value of the display device if the difference between the first and second color parameter values is greater than a prescribed tolerance and until an average of the color parameter values converges to the prescribed tolerance; and
providing a determined color parameter value based on the averaged color parameter values.
20. The method of claim 19 wherein the color parameter value is represented as a tristimulus value for the display device.
21. The method of claim 19 wherein the color parameter value is chromaticity and luminance information about the display device.
22. The method of claim 19 wherein the display device is selected from the group consisting of:
a cathode ray tube;
a liquid crystal display;
a television screen;
a plasma screen; and
a projection screen.
23. The method of claim 19, further comprising the step of:
calibrating the display device in accordance with the determined color parameter value.
24. A method for measuring a color parameter value of a display, the method comprising the steps of:
performing an initial color parameter value measurement of an image on the display;
comparing the initial color parameter value measurement to a threshold value;
determining a number of additional measurements of the same image to be performed in response to the comparison between the initial color parameter value measurement and the threshold value;
measuring the color parameter value of the display the number of additional measurements; and
averaging the additional measurements in order to calculate the color parameter value of the display.
25. A system for measuring a color parameter value of a display, the system comprising:
a light sensor for detecting a color parameter value of the display;
a computer system in communication with the light sensor, the computer system having a computer-readable medium containing a program which executes the following procedure:
performing an initial color parameter value measurement of an image on the display;
comparing the initial color parameter value measurement to a threshold value;
determining a number of additional measurements of the same image to be performed in response to the comparison between the initial color parameter value measurement and the threshold value;
measuring the color parameter value of the display the number of additional measurements; and
averaging the additional measurements in order to calculate the color parameter value of the display.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A deformable elastomeric conductive material comprising:
an elastomeric polymer matrix; and
conductive filler material uniformly dispersed in the elastomeric polymer matrix sufficient to render the material electrically or thermally conductive,
wherein the conductive filler material comprises a plurality of substantially non-entangled particles having an aspect ratio sufficiently large to enable the particles to substantially remain in contact andor in close proximity with adjacent particles so as to maintain conductive pathways in the material when the material is subjected to deformation up to and exceeding 10% strain.
2. The material of claim 1, wherein the amount of particles in the elastomeric polymer matrix ranges from 0.01 to 50 vol %.
3. The material of claim 1, wherein the aspect ratio of the particles ranges from about 1.5 to 100,000.
4. The material of claim 1, wherein the particles are individually dispersed, dispersed in aggregate in bundles, or a combination thereof, in the elastomeric polymer matrix.
5. The material of claim 4, wherein the amount of particles in the bundles range from 1 s to 100 s.
6. The material of claim 1, wherein the particles remain in contact andor in close proximity with adjacent particles when subjected to deformation over the range of 1% to 100% strain.
7. The material of claim 1, wherein the particles are substantially straight and rigid.
8. The material of claim 1, wherein the material maintains a conductivity of at least 0.01 Scm when subjected to said deformation.
9. The material of claim 1, wherein the elastomeric polymer matrix comprises: poly(styrene-b-isoprene-b-styrene), poly(styrene-b-ethylene-co-butylene-b-styrene), poly(styrene-b-butadiene-b-styrene), polybutadiene, natural rubber, silicone elastomer, epoxy elastomer, poly(propylene oxide) rubber, chloroprene, butyl elastomers, acrylonitrile butadiene styrene, butyl elastomer, or nitrile elastomer.
10. The material of claim 1, wherein the conductive filler material comprises: nickel-coated carbon fibers, nickel nanorods, nickel flakes, nickel-coated graphite, copper nanorods, copper flakes, nickel nanostrands, nickel-coated carbon nanotubes, silver nanorods, silver flakes, copper fiber, silver fiber, nickel fiber, stainless steel fiber, gold nanorods, gold flakes, gold fibers, graphene flakes, graphite flakes, carbon nanofiber, or non-entangled carbon nanotubes.
11. The material of claim 1, further comprising solid additives uniformly dispersed in the elastomeric polymer matrix.
12. The material of claim 11, where the solid additives comprise C60 \u201cbuckyballs\u201d or conductive nickel spheres.
13. The material of claim 11, wherein the solid additives range from 1.5 nm to 500 \u03bcm in length or diameter.
14. The material of claim 11, wherein the amount of the solid additives ranges from about 0.5 volume percent to 50 volume percent.
15. The material of claim 1, further comprising liquid additives.
16. The material of claim 15, wherein the liquid additive comprise a room temperature liquid eutectic metal alloy or an ionic liquid.
17. The material of claim 16, wherein the liquid eutectic metal alloy comprises GalliumIndium or GalliumIndiumTin.
18. The material of claim 16, wherein the ionic liquid comprises 1-ethyl-3-methylimidazolium chloride, 1-ethyl-3-methylimidazolium tetrafluoroborate, 1-butyl-3-methylimidazolium hexafluorophosphate, 1-butyl-3-methylimidazolium chloride, 1-alkylpyridinium chloride, or N-methyl-N-alkylpyrrolidinium hexafluorophosphate).
19. The material of claim 15, wherein the amounts of liquid additives range from about 5 volume percent to about 80 volume percent.
20. The material of claim 1, wherein the material is formed according to one of: Example 1, Example 2, Example 3, Example 4, and Example 5, described herein.