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RE41018 |
Light source module arranged in an image scanning device for scanning a transparent object
A light source module arranged in an image scanning device having a scanning platform and an image-pickup module for scanning a transparent object is disclosed, The light source module includes a...
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7624288 |
System for controlling power supplies of an image formation apparatus
An image formation apparatus is disclosed. The image formation apparatus includes a manuscript reading unit for reading a manuscript, a main power supply for supplying electric power to an...
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7619787 |
Method and apparatus for illuminating a document
An image forming apparatus includes at least one light source and at least one reflector. The at least one light source is configured to emit light and has an opening. The at least one reflector is...
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7619786 |
Linear illumination apparatus and method
An illumination apparatus including a plurality of light sources in a linear array. An elongated aperture blocks unwanted light and directs light from the light sources in the linear array into an...
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7616359 |
Image reading apparatus, image forming apparatus, and image forming method
In an image reading apparatus for reading a color document as a monochrome image, an image forming apparatus of the invention includes a composite light source that irradiates the color document...
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7609421 |
Scanning apparatus
A scanning apparatus for scanning an image of a document includes a housing, a reflecting plate, a light emitting element having a substrate and a plurality of point light sources, and an image...
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RE40945 |
Increasing scanning resolution through driving system control
A method of increasing the scanning resolution of a scanner through controlling its driving system. By suitably adjusting the timing relationship between motor pulses and exposure pulses, a...
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7605952 |
Exposure control device
An exposure control device is used for adjusting light amount received by a focusing device and a photoelectric conversion device of an image scanning apparatus. The exposure control device...
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7595917 |
Document scanner with light-focusing device
A document scanner with a light focusing device downward formed on a document support panel is disclosed. The document scanner is provided with a chassis including a light source and an image...
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7593143 |
Compound curved concentrator based illuminator
A document illuminator comprising a light-transmissive element having nonlinear walls. The walls are shaped in the form of a compound parabolic concentrator with an optically inverted...
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7593139 |
Light guide, illuminating device having the light guide, and image reading device and information processing apparatus having the illuminating device
In an illumination device, a light guide is adapted to emit the light from a face thereof and is provided with an area, on a face opposite to the light emitting face, for diffusing and/or...
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7592574 |
Light source control apparatus, image reading apparatus, image forming apparatus, medium storing light source part control program, and method for controlling of light source part by adjusting light quantity ratios
A light source control apparatus that includes a light quantity detection unit that respectively detects light quantities of three colors of light emitted from a light source part. A light quantity...
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7591576 |
Illuminator and image reader employing it
An illuminator includes a light guide having a circular cross-section, a scatterer that is provided on a portion of the circumference of the circular cross-section and that radiates scattering...
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7589870 |
Dual-mode scanner capable of performing transmissive and reflective scanning with single side lamp
A dual-mode scanning apparatus is capable of scanning both transmissive and reflective objects. An opaque object or a light-transmissible object is placed on the scanning platform when either of...
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7589869 |
Adjusting image quality using multi-wavelength light
A method and apparatus to improve image quality in images captured via monochromatic cameras using multi-wavelength lighting. A contrast optimization algorithm determines which particular...
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7573617 |
Scanning chassis with a light transparent slot
A scanning chassis is suited for scanning a document. The scanning chassis includes a case, a light source, at least one reflector, a lens assembly and an optical sensor. The case has a light...
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7573015 |
Image reading device and image reading method
An image reading device which reads a document as an image includes a light source unit, a light receiving unit, a transporting mechanism which relatively transports either one of the light...
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7567366 |
Image scanner provided with power saving mode and a system having a power saving mode
A system having a power saving mode includes: a body provided with an original table having a surface for putting an original; an original cover coupled to the original table so that the original...
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7564601 |
Method for generating a tonal response curve for a scanner
A method for generating a tonal response curve for a scanner includes (a) directing light from the scanner to a calibration target having a single uniform neutral tone; (b) measuring with the...
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7564599 |
Image scanning apparatus, image forming apparatus and image scanning method
An image forming apparatus according to the invention includes: a sensor disposed under an original stand, on which an original is placed, to be in close contact with the original stand; a first...
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7561758 |
Scanning module and the method thereof
The present invention relates to a scanning module, which is capable of integrating optical paths of illuminating and imaging for size reduction, and improving the quality of scanned image by using...
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7561312 |
Systems and methods for glare removal using polarized filtering in document scanning
Systems and methods using polarized filtering for glare removal to improve the process of scanning documents, particularly bound documents with glossy content, are disclosed. The system may...
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7557967 |
Image reading apparatus
To set at least the main portion of a read original on an image reading apparatus while avoiding a discontinuous portion, the position of the discontinuous portion of photoelectric conversion...
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7557966 |
Apparatus and method for scanning an object
A scanner has a plurality of cameras positioned around an object to be scanned. The object is illuminated by unstructured light and the object is covered by a textured surface. The cameras can be...
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7554703 |
Optical reading device of scanning apparatus
An optical reading device of a scanning apparatus includes two light sources and a movable lens. The first light source emits a first light when the optical reading device is operated in a flatbed...
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7554702 |
Image input apparatus
The present invention provides an image input apparatus. The image input apparatus includes a board having an image sensor; a supporting member having a first supporting portion and a second...
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7551327 |
Controlling apparatus and method for image scanning system
The present invention provides a controlling apparatus and method for an image scanning system that includes a direct current (DC) motor and an image sensor driven by the DC motor to move. A...
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7548355 |
Image scanning apparatus and method, and storage medium
A scheme for obtaining an original image free from any dust or scratches on a film by scanning a film original or the like with visible light and infrared light has been proposed. This scheme...
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7548352 |
Illumination device, document reading device, adjusting device, and image forming apparatus
An illumination device for a reading device which irradiates light over a predetermined illumination width including a reading area having a predetermined reading width extending in a main scanning...
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7545543 |
Scanner illuminator systems and methods
A scanner includes an illuminator and a platen adapted to support a document to be scanned. A light source directs light into the platen and the light is reflected internally within the platen. A...
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7542182 |
Image pickup apparatus with light emission control adapted for light-receiving characteristics
An electronic flash light is emitted from a camera by causing light-emitting diodes corresponding to red, green and blue simultaneously. Light emission of the light-emitting diodes corresponding to...
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7538916 |
Document lighting device, image reader, color document reader, and image forming device
In a document lighting device, each of the plurality of the light emitting elements arrayed in a light source unit is arranged in a vicinity of a focal point on a cross section in a sub-scanning...
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7538915 |
Book scanner with a minimized scan margin
A book scanner with a minimized scan margin scans an open book, which has a first inner surface, a second inner surface and a binding section. The book scanner includes a book supporting structure...
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7538912 |
Image reading apparatus and circuit board unit used therefor
An image reading apparatus (X) includes a light source, a case ( 2 ) for accommodating the light source, and a substrate ( 8 ) mounted to the case ( 8 ). A plurality of sensor IC chips ( 7 ) for...
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7538911 |
Lighting device image, reading apparatus, and image forming apparatus
A lighting device used in an image forming apparatus includes point light sources that emits rays; and a condensing body that is arranged in a direction of the rays emitted from the point light...
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7535604 |
Book scanner with a uniform light source
A book scanner comprises a transparent platen, a carriage and a housing. The carriage is disposed in the housing, and the transparent platen with an angular structure is disposed on the housing for...
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7528999 |
Image forming apparatus
The preset invention relates to an image forming apparatus comprising; an original loading member on which an original is loaded, image reading means for scanning the loaded original to read image...
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7526145 |
Optical scanning device and image forming apparatus using the same
Provided is an optical scanning device, including a light source, an incident optical system for allowing a light beam emitted from the light source to enter a deflection surface of a deflector at...
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7525700 |
[Scanning method]
A scanning method, applicable for a flatbed scanner with transparent scanning function. A plane light source with a distribution range covering the region to be scanned of a transparent document is...
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7525699 |
Back-light module for image scanning device and method for calibrating illumination with back-light module
A back-light module for an image scanning device includes a casing, a pair of tubular lamps, a light guide plate, and a frosted transparent plate. The image scanning device includes a document...
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7522322 |
Apparatus for dental shade measurement
An apparatus for suitable for obtaining an image of a dental structure has an illuminator member placed proximate the area to be imaged. The illuminator member has a support structure ( 30 ) for...
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7518766 |
Calibration mechanism of a scanner
A calibration mechanism of a scanner includes a second light source, a calibration element having an opening, a first light source and a scanning module. The second light source is assembled with...
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7518764 |
Prism design for scanning applications and illumination of microscopy sample
There is disclosed a prism for use in scanning applications such as total internal reflection microscopy in which the prism is translated relative to an incident light beam. A geometry is disclosed...
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7518763 |
Image reading apparatus and image reading module
A scanner is provided with an illumination lamp for emitting light to a first side of a document from one side of a transfer path and a CCD image sensor for receiving light reflected from the first...
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7518762 |
Illuminated media position indicator and method of use
An illuminated media position indicator for an imaging device comprises a scanner having a scanner top cover including an inner edge portion which defines an opening for a scanning platen disposed...
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7518758 |
Method and apparatus for increasing scanning resolution
The present invention provides a method and apparatus for increasing a scanning resolution. The present invention is applied in optics input equipments, such as scanners and multi-function...
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7511862 |
Sheet transfer apparatus and image reading apparatus
An image reading apparatus includes a transfer device for transferring a sheet, and a reading device for reading an image of the sheet at a prescribed read position. A light volume detection device...
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RE40678 |
Installation for increasing a scanning range of a scanner along an axial direction of a light source
An installation for increasing the scanning range along the axial direction of the light source. The installation includes a light source and a transparent glass panel. The light source provides a...
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7505184 |
Adjusting method of image reading apparatus and image reading apparatus
An image reading apparatus in which an original is illuminated with visible light and with infrared light, and in which a lens assembly forms an image of the original on the surface of a reading...
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7502148 |
Multiple lightguide electronic document imaging device
A multi-lightguide document imaging device is proposed for scanning a document transported atop it. The device includes a line image sensor module having a top sensing area and built-in circuitry...
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