Matches 251 - 300 out of 327 < 1 2 3 4 5 6 7 >
Match Document Document Title
5579129 Original reading apparatus and information processing apparatus with original reading apparatus  
The present invention provides an original reading apparatus including a pre-scan mode for reading a color reference member before an original is read, a registration mode for aligning a tip end of...
5568281 Automatic document presence, skew and width detection method and apparatus for a document scanner  
A document scanner method and apparatus is provided which allows for the detection of the presence and size of a document to be scanned. The scanner is also able to determine whether the document...
5563403 Method and apparatus for detection of a skew angle of a document image using a regression coefficient  
A method and apparatus for detecting the skew angle of a document image. Skew angle determination is performed by the steps of determining a set of sampling points from an input document image and...
5548414 Image data input apparatus  
An input device, in use with a copier, for inputting image editing information corresponding to an image on a document. The device includes a platen glass having a transparent body; a scanner for...
5510908 Image reading device for removing the background of a scanned original document  
In an image forming device including an image reading device, dot signals for one scanning line are detected by a CCD sensor. After their A/D conversion and shading-correction, the detected signals...
5508810 Image recorder for properly orienting output images  
An image recoder capable of automatically correcting irregularities in the orientation of an image among reproductions. A direction of characters in an input image is determined by character...
5497250 Document scanning apparatus having a stamp and method for controlling the stamping position  
A document scanning apparatus includes an automatic document feeder having at least a pick-up section for picking up documents to be scanned and a feed-out section which ejects the scanned...
5479270 Method and apparatus for aligning depth images  
A method and apparatus which provides alignment lines adjacent to a lenticular image. The alignment lines are projected through a lenticular overlay and used to align the overlay to the image. The...
5477341 Digital image forming apparatus  
A digital image forming apparatus having a scanner for reading a document, a memory for storing image data generated by the scanner, and a printer for outputing the image data read out of the...
5455690 Image reading apparatus  
An image reading apparatus for photoelectrically reading an image (e.g. as used in facsimile apparatus, digital copying machines, etc.) includes a reference member provided at a reading position...
5448372 Storage and retrieval of digitized photographic images  
A storage and retrieval mechanism for a digital image processing system employs a reduced capacity frame store in the playback device. A plurality of photographic images captured on a photographic...
5440403 Image reading means for reading a document including a plurality of images and space  
An image reading device by which a plurality of images recorded and set in a prescribed posture on an original document are scanned by one scanning motion, changed in layout and then outputted in...
5430550 Image reading apparatus which corrects for positional and angular deviation between the image sensor and the document  
In an image reader a frame image of a microfilm is projected on a line sensor with a projection lens and read. The projection lens is movable in the main scanning direction by a driving motor. The...
5414522 Image reading apparatus which detects document size  
Image data of a plurality of lines in a document are read in the main scan direction and/or in the subscan direction, and the document size is determined on the basis of the image data of the...
5410417 Method and apparatus for correcting an angle of an optical image for improving the efficiency of facsimile encoding of the image  
A system controller (102) is for generating a compressed facsimile message in a radio communications system (100). The system controller (102) includes an image memory (203) for storing an optical...
5410415 Recorded digital image presentation control files  
A digital image processing system digitizes and stores photographic film images in their captured orientation on film, in order to obviate the need to physically rotate the film scanner relative to...
5410419 Facsimile machine capable of distinguishing copied image and received image  
The facsimile machine according to the invention can set a so-called night time collective time designation mode for power saving during night time processing time. Turning on a prescribed...
5387986 Integrated edit board and document scanner  
System and method for editing, reading, and quantizing images on an imaged side of a document without repositioning the document. The system includes an integrated edit board unit, digital scanner...
5384621 Document detection apparatus  
A scanning background member is provided with two or more superimposed line sets or density patterns of having frequencies unrelated to each other that can be detected by a background detection...
5373371 Image processing apparatus  
An image processing apparatus that reads the image on a document by raster scanning and which rotates it at the same time. The apparatus includes a comparing unit for comparing image data in a...
5371614 Image scanner for film  
According to the present invention, a film which has been inserted into a film insertion opening of a support is conveyed toward the inner part reciprocatably by a conveyance means; light is...
5359677 Image reader and facsimile machine using such image reader  
An image reader includes a scanner for reading a two-dimensional image and converting the read data into two-dimensional image data, a memory for storing the two-dimensional image data, correction...
5355420 Method and apparatus for identification of document skew  
A method and apparatus for identifying and correcting for document skew. Lines of a bitmap are scanned and a variance in the number of ON pixels as a function of skew angle is calculated. Skew of...
5325213 Image reader and book document reader with a page turning capability for an image forming apparatus  
An image reader for reading a book document laid on a document table in a spread position by optically scanning the surface of the document. The edge of the document on the side where scanning for...
5311607 Facsimile machine for printing documents all with corresponding edges aligned but without requiring scanning  
A facsimile machine which will print documents which have their corresponding edges aligned. Incoming data is stored in memory. A line of text, as it is bit mapped in memory, is identified. Line...
5282064 Apparatus for simultaneous reading of reflective and light conductive portions of an original  
An original is placed on an original support of an original-reading apparatus. A reflecting original is exposed to a first light source. A light conductive original is exposed to a second light...
5282065 Facsimile machine for printing documents all with corresponding edges aligned independent of whether individual documents were transmitted top or bottom edge first  
A facsimile machine in which all received documents have their corresponding edges aligned. Incoming data is stored in memory. Character recognition software processes this data to determine...
5280370 Apparatus and method for scanning by means of a rotatable detector array  
An apparatus for capture of image data from an object has a detector array containing at least one detector row, and arrangements for rotating the detector array relative to the object, as well as...
5278677 Device for removing document jamming generated at a transmitter of a facsimile using a contact image sensor  
A device for removing document jamming generated at a platen roller and a contact image sensor of a facsimile comprising sensor brackets mounted to opposite ends of the contact image sensor and...
5270831 Storage and playback of digitized images in digital database together with presentation control file to define image orientation/aspect ratio  
A digital image processing system digitizes and stores photographic film images in their captured orientation on film, in order to obviate the need to physically rotate the film scanner relative to...
5270838 Document scanning apparatus for scanning image information on a single sided document whether the document is right side up or upside down  
A document scanner that is able to reliably discriminate and scan the information side of each simplex document of a stack of documents, i.e. The side containing information, even when some of the...
5260804 Image processing apparatus having frame erasure capability  
An image processing apparatus has an original read unit for reading an image on an original document by a prescan and a copy scan, an image data processing unit for converting original image...
5249069 Method and apparatus for automatic alignment of front and rear scanning cameras  
A method and apparatus for automatic lateral alignment of front and rear images in a two sided scanning system. A line store is used for each camera to capture image data from a calibration target....
5245447 Indexing mechanism for compact scanner  
A scanner has a frame assembly including a carriage movably mounted in the frame assembly for scanning movement in a scanning path in a first direction along the length of the frame assembly, the...
5245440 Method and apparatus for adjusting read start position of document to be read  
An apparatus for adjusting a read start position of a document to be read is provided. A read unit has at least a transportation element for transporting the document to be read. A detection switch...
5239394 Apparatus for storing image information on a photographic record member  
An apparatus for storing electronic data on a storage area of a photographic record member such as a photographic negative, print or transparency is disclosed. The photographic record member is...
5225688 Original and original size detecting device  
A device for detecting the presence or absence of an original and size thereof and corresponding method therefore. The device is provided on an image forming apparatus, and provides accurate...
5216526 Method for controlling paper-feeding by detecting a starting point of scanning in a facsimile system  
A method for controlling paper-feeder of a facsimile (FAX) system is disclosed. The method especially provides the precise feeding of the document to the scanning point of the FAX system. To...
5212568 Method and apparatus for scanning a signature document  
An electronic reprographic apparatus, including a method for increasing the speed of manual or semi-automatic imaging of signature-type original documents, having the ability to selectively control...
5206744 Document scanning apparatus having image signal correcting capability  
A document scanning apparatus includes an image signal part for generating a number of successive image signals from a document which is transported along a transport path between a pair of feeding...
5202774 Image reading apparatus  
An image reading apparatus that illuminates or irradiates a document by scanning for reading in two orthogonal directions. In a mode preceding a reading mode, it photoelectrically converts...
5202556 Document reading apparatus having photoconductive detector for detecting documents and document edges  
A document reading apparatus comprises a light source part for generating a light beam which scans a document being transported to a reading position along a main scan line by a predetermined scan...
5198853 Document size detection apparatus  
A document size detector for detecting a size of a document in use with a document scanner. The document size detector has an irradiator to irradiate the document with a light beam; a cover of the...
5194966 Optical scanner threshold setting method and sheet  
A method for the optimization of optical scanners by automatically determining image processing threshold values using a novel threshold calibration sheet. The calibration sheet image has lines at...
5191438 Facsimile device with skew correction and text line direction detection  
Disclosed is a facsimile device enabling data transmission in high efficiency independently of the direction in which an original is drawn into the facsimile device. The facsimile device includes a...
5181260 Method for determining the amount of skew of image, method for correcting the same, and image data processing system  
Method for determining and correcting the amount of an skew of image which may be read by an image reader, preferably one with with an automatic paper feeding device. Information dependent on the...
5172422 Fast character segmentation of skewed text lines for optical character recognition  
A character segmentation process for skewed documents divides the document bit map into vertical blocks and within each vertical block estimates initial top and bottom bounds of each character in a...
5164846 Document gap detecting device for use in facsimile  
A document gap detecting device for facsimile is disclosed in which the bottom plate is formed in a stepped shape, and the linear speeds of an ADF roller and a carrying roller are designed to be...
5162918 Copying apparatus with display of both document image and frame of document contour  
A digital copying apparatus including an image reader for reading a document, an engine portion for conducting copying operation and a liquid-crystal display or displaying an image of the document...
5132808 Image recording apparatus  
An image recording apparatus for recording the images of originals on a recording medium is provided with a reading device for reading information for discriminating between originals, a recording...
Matches 251 - 300 out of 327 < 1 2 3 4 5 6 7 >