Method and apparatus for creating and displaying faithful color images on a computer display

Claim 3

The method of claim 1, wherein said calculating step further comprises the steps of: determining an XYZ-RGB transformation matrix M for said specific display; computing RGB tristimulus values for said specific display from said XYZ-RGB transformation matrix M and said palette calibration table; and transforming said RGB values using a normalized luminance table to obtain said display specific palette.

Claim 4

The method of claim 2, wherein said normalized luminance table used by said transforming step further comprises the steps of: measuring luminance tristimulus values Y for said specific display; normalizing said luminance tristimulus values Y; and computing said normalized luminance table from said luminance tristimulus values Y normalized in said normalizing step.

Claim 5

The method of claim 1, wherein said generating step further comprises the steps of: sending said display specific palette to a display adapter in said specific computer system; sending said display independent image to said display adapter; and combining said display specific palette and said display independent image in said display adapter.

Claim 8

The method of claim 5, wherein said generating step further comprises the steps of: determining CIE XYZ* values from a group of displays; averaging said CIE XYZ* values determined in said determining step; obtaining a standard palette; and generating said palette calibration table from said CIE XYZ* values averaged in said averaging step and said standard palette.

Claim 9

The method of claim 5, wherein said generating step further comprises the steps of: obtaining a standard palette; determining CIE XYZ* values from said standard display; and generating said palette calibration table from said CIE XYZ* values and said standard palette.

Claim 10

The method of claim 5, wherein said creating step further comprises the steps of: determining a XYZ-RGB matrix M* for said standard display; obtaining a standard palette; creating said display independent palette table from said XYZ-RGB matrix M* and said standard palette; creating an RGB image from said original image; creating said display independent image from said RGB image and said display independent palette table.

Claim 15

A transportable storage media having information used to display a faithful color image on a specific computer display connected to a specific computer system, comprising: a palette calibration table generated from information about a standard display; and a display independent image created from said calibration table and from an original image.

Claim 16

A transportable storage media having information used to display a faithful color image on a specific computer display connected to a specific computer system, comprising: a palette calibration table generated from information about a standard display; and a display independent image created from said calibration table and from an original image.

Claim 17

A specific computer system having a specific computer display, said specific computer display capable of displaying a faithful color image, comprising: means for receiving a palette calibration table from a standard computer system; means for receiving a display independent image from a standard computer system; means for calculating a display specific palette from said palette calibration table and from information about said specific computer display; means for generating said faithful color image from said display specific palette and from said display independent image; and means for displaying said faithful color image on said specific computer display.

Claim 18

A specific computer system having a specific computer display, said specific computer display capable of displaying a faithful color image, comprising: means for receiving a palette calibration table from a standard computer system; means for receiving a display independent image from a standard computer system; means for calculating a display specific palette from said palette calibration table and from information about said specific computer display; means for generating said faithful color image from said display specific palette and from said display independent image; and means for displaying said faithful color image on said specific computer display.

Claim 19

A standard computer system capable of creating information used to display a faithful color image on a specific computer display connected to a specific computer system, said standard computer system comprising: means for generating a palette calibration table from information about a standard display; means for creating a display independent image from a display independent normalized palette table and from an original image; means for transmitting said palette calibration table to said specific computer display via a communications path; and means for transmitting said display independent image to said specific computer display via a communications path.

Claim 20

A standard computer system capable of creating information used to display a faithful color image on a specific computer display connected to a specific computer system, said standard computer system comprising: means for generating a palette calibration table from information about a standard display; means for creating a display independent image from a display independent normalized palette table and from an original image; means for transmitting said palette calibration table to said specific computer display via a communications path; and means for transmitting said display independent image to said specific computer display via a communications path.

Claim 21

A network of computer systems capable of creating information used to display a faithful color image on a specific computer display connected to a specific computer system, said specific computer system being one of said network of computer systems, said network comprising: a standard computer system, said standard computer system being one of said network of computer systems and comprising: means for generating a palette calibration table from information about at least one standard display; means for creating a display independent image from said calibration table and from an original image; means for sending said palette calibration table to said specific computer display; means for sending said display independent image to said specific computer display; said specific computer system comprising: means for receiving a palette calibration table from a standard computer system; means for receiving a display independent image from a standard computer system; means for calculating a display specific palette from said palette calibration table and from information about said specific computer display; means for generating said faithful color image from said display specific palette and from said display independent image; and means for displaying said faithful color image on said specific computer display.

Claim 22

A network of computer systems capable of creating information used to display a faithful color image on a specific computer display connected to a specific computer system, said specific computer system being one of said network of computer systems, said network comprising: a standard computer system, said standard computer system being one of said network of computer systems and comprising: means for generating a palette calibration table from information about at least one standard display; means for creating a display independent image from said calibration table and from an original image; means for sending said palette calibration table to said specific computer display; means for sending said display independent image to said specific computer display; said specific computer system comprising: means for receiving a palette calibration table from a standard computer system; means for receiving a display independent image from a standard computer system; means for calculating a display specific palette from said palette calibration table and from information about said specific computer display; means for generating said faithful color image from said display specific palette and from said display independent image; and means for displaying said faithful color image on said specific computer display.

Claim 33

A computer system, said computer system comprising: a palette calibration table; and a display independent image, said palette calibration table and said display independent image having been created from information about a standard display.

Claim 34

A computer system, said computer system comprising: a palette calibration table; and a display independent image, said palette calibration table and said display independent image having been created from information about a standard display.