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5499101 |
Image forming apparatus which avoids copying insignificant information
An image forming apparatus includes an image memory section in an image processing section for temporarily storing an image signal read from an optical system via a photoelectric transducer...
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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...
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5497236 |
Method and apparatus for distortion correction of scanned images
An improved method and apparatus for correcting for splay is provided. A document distorted by the curvature of a page of text away from a platen is converted to a digital image. The digital image...
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5495339 |
Scheduling multiple disk requests and writing data buffers to disk
An electronic image processing apparatus comprising an electronic scanner and an electronic printer for forming an image, a controller for directing the operation of the image processing means, the...
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5495277 |
Image sensor having a first light receptor substrate and a substrate with electronics mounted against the first substrate
In an image sensor having, in a frame equipped with a transparent cover engageable with an objective, a light emitter for radiating light over the objective, an optical system for condensing light...
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5495340 |
Image reading apparatus having color correction according to tempeature change improved
A chromatic color pattern and a monochromatic color pattern are read by an image sensor. A masking coefficient in a color masking portion or a gamma conversion characteristic of a gamma correction...
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5493409 |
Still video camera having a printer capable of printing a photographed image in a plurality of printing modes
A still video camera includes a photographing device for photographing an object and a printer for printing a photographed image on print paper. The printer has a plurality of printing modes which...
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5493418 |
Processing and printing video images and scanned original image with controlled aspect ratios of video signals
An image processing apparatus can deal with a plurality of kinds of video signals. The apparatus includes a circuit for generating a signal indicating the kind of an input video signal, and...
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5493421 |
Facsimile apparatus
A facsimile apparatus capable of conserving the recording paper and using a limited amount of the recording paper effectively is disclosed. In the case where what is called the total blank line...
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5493408 |
Image processing system having facilitated communication between an image data transmitter and an image processor
In an image processing system, a file server, an image processing apparatus and a terminal unit are connected to a network. The image processing apparatus collects information on available...
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5493324 |
Image forming apparatus
An image forming apparatus comprising: a laser beam irradiating device for irradiating a laser beam onto a record support member; a storage device for storing image data composed of a plurality of...
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5491557 |
Image forming apparatus having a memory and two operating modes, and method of using same
An image forming apparatus comprises a document transport mechanism for transporting a document to a reading station, an image reading unit for reading an image of the document at the reading...
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5491566 |
Integrated input-output device having a reading and a printing section on a single substrate
An integrated input-output device for a data communication terminal equipment including a plurality of photoelectric converting circuits respectively arranged in n aligned blocks each including m...
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5488488 |
Facsimile machine having received-image display function
A facsimile machine in which all of received image date are once stored in a memory and a necessary part of the stored image data is visually displayed on a display unit to confirm the necessity or...
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5488458 |
Duplex printing integrity system
In a duplex printing integrity system for insuring that correctly matching pages are being printed by a duplex printer on the opposing first and second sides of the sheets, the duplex printer...
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5486745 |
Method and apparatus for synchronizing system operations using a programmable element
A method and apparatus for synchronizing the operation of multiple elements of a system to the motion of a movable element using a programmable element as the control element.
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5485278 |
Character processing method and apparatus with brightness correction based output size
An image processing method and apparatus are used for generating image data including characters or symbols in a color on the basis of a designated size. The brightness at which the image data is...
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5485286 |
Image communication system using ink jet recorder with recovery processing and capping device
An image communication apparatus, for recording an image using a recording head for ejecting an ink from an ejection port by utilizing energy generated by an ejection energy generation element,...
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5485245 |
Image forming apparatus in which images are stored in an external memory
An image forming apparatus is capable of reproducing a read image in combination with a format, without reading a format sheet every time. The format information is read from an external detachable...
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5481365 |
Image recording apparatus having a memory for storing images
An image recording apparatus which includes reading means for reading an original image and for outputting an image signal corresponding to the original image, storage means for storing the image...
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5481367 |
Printing apparatus capable of changing print format
There is disclosed a printing apparatus implemented as a laser printer capable of changing the print format when outputting print data. When the operator changes the print format at the printer,...
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5481366 |
Method of and apparatus for producing a unit pattern on a printing cylinder for printing an endless pattern
A method of producing a unit pattern on a printing cylinder for printing an endless pattern including the steps of: storing pixel signals expressing pixels of an original picture in memory means;...
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5479262 |
Digital image forming apparatus
A digital image forming apparatus which detects a center of a book document when reading and writing an image of the document, including a document, a document board on which the document is set, a...
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5477329 |
Image sensor having externally mounted control board
To provide an image sensor which enables internally mounted electronic parts such as a light receiving element to be protected against adverse affection at assembly of the image sensor, electronic...
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5477331 |
Image recording apparatus with index information recording feature
An image recording apparatus includes a first recording device for recording an original image on a recording medium, storage device for storing a plurality of pieces of index information a...
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5477330 |
Synchronization to a start-of-scan detection, and digital generation of variable frequencies, from a fixed-frequency fixed-phase frequency source in an image generator in order to highly accurately time the placement of pixels upon a scan line
A highly accurate and stable, but continuous fixed-phase fixed-frequency, quartz crystal oscillator frequency source, typically of 80 Mhz frequency, is used as the primary frequency standard for...
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5475475 |
Image forming apparatus and method in which image of a plurality of originals are formed at different positions of one recording sheet
An image forming apparatus for forming a plurality of images at different positions on a single recording sheet is disclosed. In order to form a plurality of original images on a single recording...
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5473360 |
Adaptive method for high speed detection of position and intensity
A look ahead circuit for enabling the calibration of a ROS laser to be calibrated during the active part of the scan. A register takes a number of pixels from the stream of video and compares them...
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5471313 |
Method and control system architecture for controlling tone reproduction in a printing device
A controls system architecture for an image output terminal (IOT) has a hierarchical structure which isolates subsystem controls for purposes of efficient algorithm design, analysis and...
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5471312 |
Automatic calibration method
A method for automatically effecting calibration between an image processing apparatus and a control device of an automatic machine. Jig data for calibration and the position of a robot, fitted...
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5471314 |
Line start synchronizer for raster scanner
A reliable, low cost system for generating precisely aligned pixel clock and index signals for a digital scanning or printing system is based on the use of a phase locked loop multiplier to...
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5471322 |
Recording apparatus with reduced memory capacity requirement
A recording apparatus for receiving a page description language representing image data to be recorded and for recording an image includes a memory for storing bit image data smaller than a...
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5467195 |
Density adjustment in an image processing apparatus
An image forming apparatus has a producing device for producing density information from an original image signal, an image forming device for effecting image formation, and a controlling device...
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5463469 |
Image processing apparatus capable of discriminating a predetermined image
An image processing apparatus includes an input device for inputting image data representing an image. A first discriminating device discriminates whether the image represented by the input image...
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5461483 |
Optical card having registered region for directory modified information and file management method for optical card
For an optical card in which write-once-information can be optically recorded as a file, an optical card provided with a registered region of directory information including a file name...
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5461484 |
Single channel encoder for raster pixel clock
A reliable, low cost system for generating precisely aligned pixel clock and index signals for a digital scanning or printing system is based on a novel single channel encoder pattern detected with...
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5459585 |
Apparatus and method of storing image signals
An apparatus for storing high definition image signals capable of processing high definition image signals and low definition image signals using the same apparatus. A storage medium is provided...
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5459580 |
Recording apparatus for informing an operator of an inconsistency between the kind of sheet designated by the operator on which recording is desired to occur and the kind of sheet actually set in the recording apparatus
A recording apparatus capable of changing the kind of sheet on which printing occurs, includes a discrimination circuit for discriminating the kind of sheet on which printing is to occur specified...
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5459579 |
Multifunctional document processing system for receiving document signals from a local or a remote device
A multifunctional document processing system receives document signals from a local or a remote device and processes the document signals utilizing a host computer for transmission to the local or...
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5459581 |
Image communication method and apparatus for recording and displaying voice message history information
A communication apparatus and method includes a receiver for receiving voice messages, a recorder for recording a plurality of voice messages received by the receiver, a memory for storing history...
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5457540 |
Image processing method and apparatus in which identification information is added based on image density
An image processing apparatus adds information to read image signals and arranges a mark indicative of a position where the information is added so that the additional information can be easily...
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5457483 |
Page printer having a printing drum rotating at predetermined speeds and a method for determining the speed
Print data constructed of character data and so forth is developed into image data made of a dot matrix by a developing portion. Each band of the image data is stored in a raster buffer RAM. Each...
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5455686 |
Facsimile apparatus with paper saving function
A first facsimile apparatus effects a paper saving printing on the basis of the received video data for saving consumption of a recording paper by the contraction-printing in the longitudinal...
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5453851 |
Error reduction methods in scanning systems
A method for correcting image exposure and positional errors, arising from the components and geometry of a scanning system, wherein compensating electronic signals are generated to modulate the...
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5452094 |
Method and apparatus for storage and printing of logos using a storage medium capable of storing multiple logos
An apparatus and method enable any user of a digital copier to store and retrieve customized images of a relatively small size, such as, for example, logos or letterheads, for incorporation into...
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5452093 |
High speed color video printer for printing color image data in successive columns during blanking intervals of a video roster scan
A high speed color video printer for printing video signals representative of color images including a data converter comprising an internal memory storing one frame of video data representative of...
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5452095 |
Recording apparatus and method having a recording mode which repeatedly records recording data for one line a plurality of times
Disclosed is a recording apparatus using a recording head for recording in line units and having a recording mode for recording on a recording medium by repeatedly recording recording data for one...
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5452110 |
Compact facsimile apparatus with improved component arrangement
A facsimile apparatus is provided which includes a casing, a system control unit for controlling a facsimile operation, an optical system, reading facsimile data of a transmit document, arranged...
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5450208 |
Image processing method and image processing apparatus
The image processing apparatus for smoothing edges in a reproduced image includes an image data generating circuit for generating image data including a specified pixel and a plurality of pixels...
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5448374 |
Facsimile apparatus and roll-like sheet holder
A facsimile apparatus selectively uses a cut recording sheet or a roll-like recording sheet. The facsimile apparatus has a housing, constituting the outer surface of the apparatus. An original...
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