Image reading system for obtaining a final image by displaying a plurality of preliminary images read under various reading conditions

An image reading system, comprising:

• an image reading device to read an image of a document, wherein the image reading device divides the image into a plurality of areas including a first area and a second area, reads the first and second areas during a single scan of the document, and outputs image signals respectively corresponding to the plurality of areas;
• a reading condition input device to set a first image reading condition and a second image reading condition for reading the image, the first image reading condition being different from the second image reading condition;
• a control device to control the image reading device based on the first image reading condition to output a first image signal corresponding to the first area, and to control the image reading device based on the second image reading condition to output a second image signal corresponding to the second area;
• and
• a display device to display images respectively corresponding to the first and second image signals.

An image reading system, comprising:

• an image reading device to read an image on a document, wherein the image reading device divides the image into a plurality of areas reads the respective areas during a single scan of the document, and outputs image signals respectively corresponding to the plurality of areas;
• a reading condition input device to set a first image reading condition and a second image reading condition, the first image reading condition being different from the second image reading condition;
• an image processing device to convert an image signal corresponding to a specified area into a first image signal based on the first image reading condition and to convert an image signal corresponding to the specified area into a second image signal based on the second image reading condition;
• and
• a display device to display, side by side, images respectively corresponding to the first image signal and the second image signal.

An image reading apparatus, comprising:

• an image reading device to read an image on a document, wherein the image reading device divides the document into a plurality of areas including a first area and a second area, reads the first and second areas during a single scan of the document, and outputs image signals respectively corresponding to the first and second areas;
• a reading condition input device to set a first image reading condition and a second image reading condition, the first image reading condition being different from the second image reading condition;
• an image processing device to convert an image signal corresponding to the first area into a first image signal based on the first image reading condition, and to convert an image signal corresponding to the second area into a second image signal based on the second image reading condition;
• and
• an output device to output the first and second image signals to external devices.

An image reading apparatus, comprising:

• an image reading device to read an image on a document, wherein the image reading device divides the image into a plurality of areas including a first area and a second area, reads the first and second areas during a single scan of the document, and outputs image signals corresponding to the plurality of areas;
• a reading condition input device to set a first image reading condition and a second image reading condition, the first image reading condition being different from the second image reading condition;
• a control device to control the image reading device based on the first image reading condition to output a first image signal corresponding to the first area and to control the image reading device based on the second image reading condition to output a second image signal corresponding to the second area;
• and
• an output device to output respective images, based on the first and second image signals, to external devices.

An image reading system, comprising:

• an image reading device to read an image of a document by dividing the image into a plurality of areas and to output image signals corresponding to the plurality of areas, the image reading device comprising:
• a line sensor including a plurality of photoelectric conversion sections arranged in a row in a main scanning direction, and
• a moving device to move at least one of the line sensor and the document relative to the other in a secondary scanning direction crossing the main scanning direction;
• a reading condition input device to set a first image reading condition and a second image reading condition for reading the image;
• a control device to control the image reading device based on the first image reading condition to output a first image signal corresponding to a first area among the plurality of areas, and to control the image reading device based on the second image reading condition to output a second image signal corresponding to a second area among the plurality of areas, the control device comprising a gradation conversion control device to control the conversion of gradations based on the first image reading condition or the second image reading condition;
• and
• a display device to display images based on the first and second image signals respectively,
• wherein the gradation conversion control device drives the plurality of photoelectric conversion sections at a first image accumulation time based on the first image reading condition, and drives the plurality of photoelectric conversion sections at a second image accumulation time based on the second image reading condition.

An image reading system, comprising:

• an image reading device to read an image of a document by dividing the image into a plurality of areas and to output image signals corresponding to the plurality of areas, the image reading device comprising a lighting device to light the document;
• a reading condition input device to set a first image reading condition and a second image reading condition for reading the image;
• a control device to control the image reading device based on the first image reading condition to output a first image signal corresponding to a first area among the plurality of areas, and to control the image reading device based on the second image reading condition to output a second image signal corresponding to a second area among the plurality of areas, the control device comprising a gradation conversion control device to control the conversion of gradations based on the first image reading condition or the second image reading condition, wherein the gradation conversion control device drives the lighting device at a first lighting time based on the first image reading condition, and drives the lighting device at a second lighting time based on the second image reading condition;
• and
• a display device to display images based on the first and second image signals respectively.

An image reading system, comprising:

• an image reading device to read an image on a document by dividing the image into a plurality of areas and to output image signals corresponding to the plurality of areas, the image reading device comprising;
• a line sensor including a plurality of photoelectric conversion sections arranged in a row in a main scanning direction;
• and
• a moving device to move at least one of the line sensor and the document relative to the other in a secondary scanning direction crossing the main scanning direction,
• wherein the image reading device reads the image of the document by dividing the image into a plurality of areas to be read in the main scanning direction according to the plurality of photoelectric conversion sections and in the secondary scanning direction by the moving device in a sequential manner,
• a reading condition input device to set a first image reading condition and a second image reading condition;
• an image processing device to convert an image signal corresponding to a first area, among the plurality of areas, into a first image signal based on the first image reading condition, and to convert an image signal corresponding to a second area into a second image signal based on the second image reading condition, the first area comprising a plurality of reading areas at specified intervals in the main scanning direction and a plurality of reading areas at specified intervals in the secondary scanning direction, and the second area is different from the first area and comprises a plurality of reading areas at specified intervals in the main scanning direction and a plurality of reading areas at specified intervals in the secondary scanning direction;
• and
• a display device to display images based on the first image signal and the second image signal.

An image reading system, comprising:

• an image reading device to read an image of a document by dividing the image into a plurality of areas and to output image signals corresponding to the plurality of areas, the image reading device comprising;
• a line sensor including a plurality of photoelectric conversion sections arranged in a row in a main scanning direction, and
• a moving device to move at least one of the line sensor and the document relative to the other in a secondary scanning direction crossing the main scanning direction,
• wherein the image reading device reads the image of the document by dividing the image into a plurality of areas to be read in the main scanning direction according to the plurality of photoelectric conversion sections and in the secondary scanning direction according to the moving device in a sequential manner;
• a reading condition input device to set a first image reading condition and a second image reading condition for reading the image;
• a control device to control the image reading device based on the first image reading condition to output a first image signal corresponding to a first area among the plurality of areas, and to control the image reading device based on the second image reading condition to output a second image signal corresponding to a second area among the plurality of areas, the first area comprises a plurality of reading areas at specified intervals in the main scanning direction and a plurality of reading areas at specified intervals in the secondary scanning direction, and the second area is different from the first area and comprises a plurality of reading areas at specified intervals in the main scanning direction and a plurality of reading areas at specified intervals in the secondary scanning direction;
• and
• a display device to display images based on the first and second image signals, respectively.