Image reproducing method and apparatus

Claim 2

An image reproducing method for subjecting image data fetched in through an input device to predetermined image processing and making an output device output reproduced image on the basis of processed image data comprising the steps of: preparing at least one input profile that is set to correspond to only said input device, said at least one input profile being employed for correcting MTF (Modulation Transfer Function) characteristics of only said input device; correcting said MTF characteristics of said input device by subjecting said image data fetched in through said input device to said at least one input profile corresponding to only said input device; preparing at least one output profile that is set to correspond to only said output device, said at least one output profile being employed for correcting MTF characteristics of only said output device; correcting said MTF characteristics of said output device by subjecting said image data to be output through said output device to said at least one output profile corresponding to only said output device; subjecting said image data processed by said at least one input profile to said predetermined image processing; supplying said image data to said output device; and outputting said reproduced image on the basis of said image data supplied to said output device.

Claim 3

An image reproducing method according to claim 1 , wherein said at least one input profile and said at least one output profile profiles are two-dimensional space filters.

Claim 4

An image reproducing method according to claim 2 , wherein said two-dimensional space filters carry out matrix calculations with weighing coefficients for correcting deterioration of the MTF characteristics in each of said input device and said output device.

Claim 5

An image reproducing method according to claim 1 , wherein said predetermined image processing is at least one of color/density correction, gradation correction, sharpness correction, K-channel formation and UCR (Under Color Removal).

Claim 6

An image reproducing apparatus comprising: plurality of input devices for fetching in image data; an image processing device for receiving said image data fetched in through said input devices and subjecting said image data to predetermined image processing; plurality of output devices for receiving said image data processed by said image processing device and outputting reproduced image; input profiles that are set to correspond to MTF (Modulation Transfer Function) characteristics of only the respective input devices, wherein said input profiles are applied to said image data for correcting said MTF characteristics of only said respective input devices; and output profiles that are set to correspond to MTF characteristics of only the respective output devices, wherein said output profiles are applied to said image data for correcting said MTF characteristics of only said respective output devices.

Claim 7

An image reproducing apparatus comprising: plurality of input devices for fetching in image data; an image processing device for receiving said image data fetched in through said input devices and subjecting said image data to predetermined image processing; plurality of output devices for receiving said image data processed by said image processing device and outputting reproduced image; input profiles that are set to correspond to MTF (Modulation Transfer Function) characteristics of only the respective input devices, wherein said input profiles are applied to said image data for correcting said MTF characteristics of only said respective input devices; and output profiles that are set to correspond to MTF characteristics of only the respective output devices, wherein said output profiles are applied to said image data for correcting said MTF characteristics of only said respective output devices.

Claim 8

An image reproducing apparatus according to claim 5 , wherein said input profiles and said output profiles comprise device profiles for said input devices and device profiles for said output devices respectively.

Claim 9

An image reproducing apparatus according to claim 6 , wherein both said device profiles for said input and output devices are incorporated in said image processing device and connected to an image processing space for subjecting said image data received from said input devices to said predetermined image processing.

Claim 10

An image reproducing apparatus according to claim 6 , wherein said device profiles for said input devices are incorporated in the respective input devices and said device profiles for said output devices are incorporated in the respective output devices.

Claim 11

An image reproducing method for subjecting image data fetched in through an input device to predetermined image processing and making an output device output reproduced image on the basis of processed image data comprising the steps of: preparing at least one input profile that is set to correspond to only said input device, said at least one input profile being employed for correcting MTF (Modulation Transfer Function) characteristics of only said input device; correcting said MTF characteristics of said input device by subjecting said image data to said at least one input profile corresponding to only said input device; preparing at least one output profile that is set to correspond to only said output device, said at least one output profile being employed for correcting MTF characteristics of only said output device; subjecting said image data to said predetermined image processing; correcting said MTF characteristics of said output device by subjecting said image data to be output through said output device to said at least one output profile corresponding to only said output device; supplying said image data to said output device; and outputting said reproduced image on the basis of said image data supplied to said output device.

Claim 12

An image reproducing method for subjecting image data fetched in through an input device to predetermined image processing and making an output device output reproduced image on the basis of processed image data comprising the steps of: preparing at least one input profile that is set to correspond to only said input device, said at least one input profile being employed for correcting MTF (Modulation Transfer Function) characteristics of only said input device; correcting said MTF characteristics of said input device by subjecting said image data to said at least one input profile corresponding to only said input device; preparing at least one output profile that is set to correspond to only said output device, said at least one output profile being employed for correcting MTF characteristics of only said output device; subjecting said image data to said predetermined image processing; correcting said MTF characteristics of said output device by subjecting said image data to be output through said output device to said at least one output profile corresponding to only said output device; supplying said image data to said output device; and outputting said reproduced image on the basis of said image data supplied to said output device.

Claim 13

An image reproducing method according to claim 9 , wherein said at least one input profile and said at least one output profile are two-dimensional space filters.

Claim 14

An image reproducing method according to claim 10 , wherein said two-dimensional space filters carry out matrix calculations with weighing coefficients for correcting deterioration of the MTF characteristics in each of said input device and said output device.

Claim 15

An image reproducing method according to claim 9 , wherein said predetermined image processing is at least one of color/density correction, gradation correction, sharpness correction, K-channel formation and UCR (Under Color Removal).

Claim 16

An image reproducing method for subjecting image data fetched in through an input device to predetermined image processing and making an output device output a reproduced image on the basis of processed image data comprising the steps of: a) preparing at least one input profile that is set to correspond to said input device, said at least one input profile being employed for correcting MTF (Modulation Transfer Function) characteristics of said input device; b) preparing at least one output profile that is set to correspond to said output device, said at least one output profile being employed for correcting MTF characteristics of said output device; c) correcting said MTF characteristics of said input device by subjecting said image data fetched in through said input device to said at least one input profile corresponding to said input device; d) subsequent to step c), subjecting said image data processed by said at least one input profile to said predetermined image processing; e) subsequent to step d, correcting said MTF characteristics of said output device by subjecting said image data to be output through said output device to said at least one output profile corresponding to said output device; f) supplying said image data to said output device; and g) outputting said reproduced image on the basis of said image data supplied to said output device.

Claim 17

An image reproducing method for subjecting image data fetched in through an input device to predetermined image processing and making an output device output a reproduced image on the basis of processed image data comprising the steps of: a) preparing at least one input profile that is set to correspond to said input device, said at least one input profile being employed for correcting MTF (Modulation Transfer Function) characteristics of said input device; b) preparing at least one output profile that is set to correspond to said output device, said at least one output profile being employed for correcting MTF characteristics of said output device; c) correcting said MTF characteristics of said input device by subjecting said image data fetched in through said input device to said at least one input profile corresponding to said input device; d) subsequent to step c), subjecting said image data processed by said at least one input profile to said predetermined image processing; e) subsequent to step d, correcting said MTF characteristics of said output device by subjecting said image data to be output through said output device to said at least one output profile corresponding to said output device; f) supplying said image data to said output device; and g) outputting said reproduced image on the basis of said image data supplied to said output device.

Claim 18

An image reproducing method according to claim 13 , wherein said at least one input profile and said at least one output profile are two-dimensional space filters.

Claim 19

An image reproducing method according to claim 14 , wherein said two-dimensional space filters carry out matrix calculations with weighing coefficients for correcting deterioration of the MTF characteristics in each of said input device and said output device.

Claim 20

An image reproducing method according to claim 13 , wherein said predetermined image processing is at least one of color/density correction, gradation correction, sharpness correction, K-channel formation and UCR (Under Color Removal).

Claim 21

An image reproducing apparatus comprising: plurality of input devices for fetching in image data; an image processing device for receiving said image data fetched in through said input devices and subjecting said image data to predetermined image processing; plurality of output devices for receiving said image data processed by said image processing device and outputting a reproduced image; input profiles that are set to correspond to MTF (Modulation Transfer Function) characteristics of the respective input devices, wherein said input profiles are applied for correcting said MTF characteristics of said respective input devices before said image data undergoes said predetermined image processing; and output profiles that are set to correspond to MTF characteristics of the respective output devices, wherein said output profiles are applied, separate from said input profiles, for correcting said MTF characteristics of said respective output devices after said image data undergoes said predetermined image processing.

Claim 22

An image reproducing apparatus comprising: plurality of input devices for fetching in image data; an image processing device for receiving said image data fetched in through said input devices and subjecting said image data to predetermined image processing; plurality of output devices for receiving said image data processed by said image processing device and outputting a reproduced image; input profiles that are set to correspond to MTF (Modulation Transfer Function) characteristics of the respective input devices, wherein said input profiles are applied for correcting said MTF characteristics of said respective input devices before said image data undergoes said predetermined image processing; and output profiles that are set to correspond to MTF characteristics of the respective output devices, wherein said output profiles are applied, separate from said input profiles, for correcting said MTF characteristics of said respective output devices after said image data undergoes said predetermined image processing.

Claim 23

An image reproducing apparatus according to claim 17 , wherein said input profiles and said output profiles comprise device profiles for said input devices and device profiles for said output devices, respectively.

Claim 24

An image reproducing apparatus according to claim 18 , wherein both said device profiles for said input and output devices are incorporated in said image processing device and connected to an image processing space for subjecting said image data received from said input devices to said predetermined image processing.

Claim 25

An image reproducing apparatus according to claim 18 , wherein said device profiles for said input devices are incorporated in the respective input devices and said device profiles for said output devices are incorporated in the respective output devices.