The invention relates to a method for scanning originals using a scanner, for example a flatbed scanner, said method comprising the steps of: (i) performing a pre-scan using a scanner bed (2) of the scanner, said scanner bed (2) having an extension in the x-direction and in the y-direction, in order to measure an x-extension (4) between a smallest (4a) and a largest extension value (4b) in the x-direction and to measure a y-extension (6) between a smallest (6a) and a largest extension value (6b) in the y-direction in respect of each of the originals on the scanner bed (2), and creating scanning frames (R1, R2, R3, R4, R5, R6) associated with the originals from the respectively measured extension values, (ii) specifying the scanning frame (R1, R2, R3, R4, R5, R6) with the largest y-extension (6) as the leading frame (R4), (iii) defining as subsequent frames (R3, R5) those which are located with their y-extension within a section (10) of the scanning bed which is spanned in the y-direction by the smallest and the largest extension value of the y-extension of the leading frame, (iv) creating an image processing dataset from said section, its leading frame and its subsequent frames, (v) registering said image processing dataset in a list of image processing datasets, (vi) performing steps (ii) to (v), without taking into account the scanning frames already existing in an image processing dataset, until all the scanning frames measured in step (i) are included in an image processing dataset, (vii) capturing image data by scanning the sections of the image processing datasets registered in the list, (viii) cropping the image data of originals from the captured image data along the scanning frame, and (ix) storing the cropped image data of the originals.

The invention relates to a method for scanning originals using a scanner, for example a flatbed scanner, said method comprising the steps of: (i) performing a pre-scan using a scanner bed (2) of the scanner, said scanner bed (2) having an extension in the x-direction and in the y-direction, in order to measure an x-extension (4) between a smallest (4a) and a largest extension value (4b) in the x-direction and to measure a y-extension (6) between a smallest (6a) and a largest extension value (6b) in the y-direction in respect of each of the originals on the scanner bed (2), and creating scanning frames (R1, R2, R3, R4, R5, R6) associated with the originals from the respectively measured extension values, (ii) specifying the scanning frame (R1, R2, R3, R4, R5, R6) with the largest y-extension (6) as the leading frame (R4), (iii) defining as subsequent frames (R3, R5) those which are located with their y-extension within a section (10) of the scanning bed which is spanned in the y-direction by the smallest and the largest extension value of the y-extension of the leading frame, (iv) creating an image processing dataset from said section, its leading frame and its subsequent frames, (v) registering said image processing dataset in a list of image processing datasets, (vi) performing steps (ii) to (v), without taking into account the scanning frames already existing in an image processing dataset, until all the scanning frames measured in step (i) are included in an image processing dataset, (vii) capturing image data by scanning the sections of the image processing datasets registered in the list, (viii) cropping the image data of originals from the captured image data along the scanning frame, and (ix) storing the cropped image data of the originals.

An image reading apparatus includes: N sensor chips arranged in a first direction and each including a plurality of image pickup elements arranged in the first direction; N optical systems that form, on the N sensor chips, reduced-size images of N reading ranges arranged in the first direction on a document; and an image processing section that uses image data of overlap regions to obtain positions of the overlap regions, obtains, based on the positions and predetermined synthesis reference positions in the overlap regions, magnifications of read images and synthesis positions, performs image processing of correcting the magnifications in the first direction of the image data of the N reading ranges, and combines the image data of the N reading ranges subjected to the image processing, thereby generating synthesized image data.

An image reading apparatus includes: N sensor chips arranged in a first direction and each including a plurality of image pickup elements arranged in the first direction; N optical systems that form, on the N sensor chips, reduced-size images of N reading ranges arranged in the first direction on a document; and an image processing section that uses image data of overlap regions to obtain positions of the overlap regions, obtains, based on the positions and predetermined synthesis reference positions in the overlap regions, magnifications of read images and synthesis positions, performs image processing of correcting the magnifications in the first direction of the image data of the N reading ranges, and combines the image data of the N reading ranges subjected to the image processing, thereby generating synthesized image data.

Computer implemented method for generating a hash value (110) is disclosed, the method comprises the following steps: i) Providing a first digital RGB image (112) having first RGB colors of a physical object (114); ii) Combining first transaction data (116) and the first digital RGB image (112), thereby generating a second RGB image (118) having second RGB colors; iii) Converting (128) color values of the second RGB image (118) from RGB color space (130) to a secondary color space (132) having at least four primary colors and determining (134) a number of respectively colored pixels for each primary color of the secondary color space (132); iv) Generating (136) the hash value (110) by converting the determined number of respectively colored pixels for each primary color of the secondary color space (132) to hexadecimal numerals.

Computer implemented method for generating a hash value (110) is disclosed, the method comprises the following steps: i) Providing a first digital RGB image (112) having first RGB colors of a physical object (114); ii) Combining first transaction data (116) and the first digital RGB image (112), thereby generating a second RGB image (118) having second RGB colors; iii) Converting (128) color values of the second RGB image (118) from RGB color space (130) to a secondary color space (132) having at least four primary colors and determining (134) a number of respectively colored pixels for each primary color of the secondary color space (132); iv) Generating (136) the hash value (110) by converting the determined number of respectively colored pixels for each primary color of the secondary color space (132) to hexadecimal numerals.

The multifunction peripheral of the present invention includes an ADF document crop function. According to this ADF document crop function, front side image shaping processing for cutting out a front side document image corresponding to the image on the front side of a document, from a front side read image of the document and for correcting the tilt of the front side document image is performed. Then, on the basis of shaping information in the front side image shaping processing, back side image shaping processing for cutting out a back side document image from a back side read image of the document and for correcting the tilt of the back side document image is performed.

An image processing apparatus that performs processes of reducing read data in a main-scanning direction and a sub-scanning direction, wherein the image reading apparatus includes a plurality of line image sensors having a longitudinal direction as the main-scanning direction, the plurality of line image sensors are displaced in the sub-scanning direction, and the image reading apparatus relatively moves the plurality of line image sensors and an original in the sub-scanning direction, wherein the image processing apparatus comprises: a sub-scanning direction processing unit configured to perform reduction processing in the sub-scanning direction; and a main-scanning direction processing unit configured to connect data after the reduction processing is performed by the sub-scanning direction processing unit in the main-scanning direction and reduces the connected data in the main-scanning direction.

The invention relates to a method for scanning originals using a scanner, for example a flatbed scanner, said method comprising the steps of: (i) performing a pre-scan using a scanner bed (2) of the scanner, said scanner bed (2) having an extension in the x-direction and in the y-direction, in order to measure an x-extension (4) between a smallest (4a) and a largest extension value (4b) in the x-direction and to measure a y-extension (6) between a smallest (6a) and a largest extension value (6b) in the y-direction in respect of each of the originals on the scanner bed (2), and creating scanning frames (R1, R2, R3, R4, R5, R6) associated with the originals from the respectively measured extension values, (ii) specifying the scanning frame (R1, R2, R3, R4, R5, R6) with the largest y-extension (6) as the leading frame (R4), (iii) defining as subsequent frames (R3, R5) those which are located with their y-extension within a section (10) of the scanning bed which is spanned in the y-direction by the smallest and the largest extension value of the y-extension of the leading frame, (iv) creating an image processing dataset from said section, its leading frame and its subsequent frames, (v) registering said image processing dataset in a list of image processing datasets, (vi) performing steps (ii) to (v), without taking into account the scanning frames already existing in an image processing dataset, until all the scanning frames measured in step (i) are included in an image processing dataset, (vii) capturing image data by scanning the sections of the image processing datasets registered in the list, (viii) cropping the image data of originals from the captured image data along the scanning frame, and (ix) storing the cropped image data of the originals.

(FIG. 2)

The invention relates to a method for scanning originals using a scanner, for example a flatbed scanner, said method comprising the steps of: (i) performing a pre-scan using a scanner bed (2) of the scanner, said scanner bed (2) having an extension in the x-direction and in the y-direction, in order to measure an x-extension (4) between a smallest (4a) and a largest extension value (4b) in the x-direction and to measure a y-extension (6) between a smallest (6a) and a largest extension value (6b) in the y-direction in respect of each of the originals on the scanner bed (2), and creating scanning frames (R1, R2, R3, R4, R5, R6) associated with the originals from the respectively measured extension values, (ii) specifying the scanning frame (R1, R2, R3, R4, R5, R6) with the largest y-extension (6) as the leading frame (R4), (iii) defining as subsequent frames (R3, R5) those which are located with their y-extension within a section (10) of the scanning bed which is spanned in the y-direction by the smallest and the largest extension value of the y-extension of the leading frame, (iv) creating an image processing dataset from said section, its leading frame and its subsequent frames, (v) registering said image processing dataset in a list of image processing datasets, (vi) performing steps (ii) to (v), without taking into account the scanning frames already existing in an image processing dataset, until all the scanning frames measured in step (i) are included in an image processing dataset, (vii) capturing image data by scanning the sections of the image processing datasets registered in the list, (viii) cropping the image data of originals from the captured image data along the scanning frame, and (ix) storing the cropped image data of the originals.

(FIG. 2)