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5444543 |
Method and apparatus for detecting a closed-loop area of an image
A closed-loop area detecting method includes the steps of: reading a dot matrix from bi-level image data, the dot matrix comprising a target dot and two or more contiguous dots contiguous to the...
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5444518 |
Image forming apparatus which adds identification information to recorded images to prevent forgery
An image forming apparatus including an image reading unit for reading an original and for outputting image data corresponding to the original, an image processing unit for processing the image...
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5442449 |
Portable copier and method of using a portable copier
A scanner disposed within a portable copier includes a scan carriage, a document indexer for transporting a document along a document transport path, a copy sheet indexer for transporting a copy...
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5440410 |
Control system for transmitting and recording image data in accordance with a predetermined recording width or type of recording medium
In a communication control system between a device for outputting image data, and a recording apparatus for recording an image on a recording medium in units of predetermined unit recording widths...
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5436738 |
Three dimensional thermal internegative photographic printing apparatus and method
The present invention is a system and method that produces an internegative 60 from a digitally processed image or images that are originally captured on film or digitally. The digital processing...
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5434672 |
Pixel error diffusion method
Error distribution in printing and information processing systems is accomplished according to combined internal and external super-pixel error diffusion techniques, effective for distributing...
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5432617 |
Method and apparatus using a control signal to designate a print area on a recording medium
In a communication control system between a device for outputting image data, and a recording apparatus for recording an image on a recording medium in units of predetermined unit recording widths...
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5432532 |
Video printer for printing plurality of kinds of images of different image formats
A video printer for printing a plurality of kinds of images having different image formats, consisting of an image memory for storing image data of one image portion of an input image signal, an...
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5424844 |
Copy machine managing system and facsimile machine used therein
A copy machine managing system comprises at least one copy machine provided with a collecting unit for collecting and storing management information and a transferring unit for transferring the...
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5422727 |
Facsimile apparatus having magnetic tape recording apparatus for data storage
In a facsimile apparatus having a magnetic tape recording apparatus for data storage and a buffer memory for data transfer to and from the recording apparatus, with the data being temporarily held...
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5422707 |
Toner for developing electrostatic images, detachable apparatus, image forming apparatus and facsimile apparatus
A toner for developing an electrostatic image, comprises a binder resin and a colorant. The toner has a glass transition temperature (Tg) of 65° C. or lower. The binder resin comprises a...
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5422732 |
Facsimile apparatus
A hollow platen roller common for reading and recording heads is provided. A cam shaft is disposed in the hollow platen roller and the cams are provided at the opposite ends of the hollow platen...
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5420697 |
Portable facsimile/thermal printer utilizing a multi-purpose single roller
A normal size facsimile machine (81/2inches wide) is to be made for portable applications, with the added feature of being a thermal printer. The design is focused on a slim profile of extremely...
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5420965 |
Single pass method of compressing data transmitted to command driven terminal
A process for compressing data sent to command driven remote video terminals is disclosed. A command string representation of the current contents of the remote terminal's video buffer is...
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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...
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5406383 |
Method and apparatus for outputting a pattern in a selected one of a plurality of output resolutions
An output method and apparatus derive a plurality of respective time factors, each of which represents the time required to output a pattern in correspondence with a respective output resolution....
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5406386 |
Image data transmitting/receiving apparatus
A video clock is supplied from the sync circuit of a controller. In response to this video clock, an external unit controller outputs image data supplied from a host unit. A delay amount between...
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5404233 |
Method for smoothing image
A method for forming images composed of a matrix of dots in a printer, such as a laser printer or an LED printer, and a bit map display unit such as a CRT display, and more particularly a method...
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5402409 |
Optical recording apparatus and method for adding information in a sub-scanning direction and for deflecting a light beam to an optimum sub-scanning recording position
A method of optically recording original information supplied from information generating device on an optical recording material in an optical recording apparatus, comprising the steps of:...
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5400146 |
Image formation apparatus
The present invention relates to an image formation apparatus comprising a first housing and a second housing which can be freely opened and closed, and in the first housing a locking nail is...
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5398100 |
Image recording apparatus operable with a vertical scan synchronization signal
An image recording apparatus operated in synchronism with a vertical synchronization signal from an external device comprises a unit for sending out to the external device a signal indicating a...
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5392126 |
Airborne thermal printer
A mobile printer having features particularly suited for use in a mobile conveyance such as an airplane. The printer stores a first data set in a memory that is accessed under control of a...
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5392061 |
Pixel resolution enhancement employing encoded dot size control
A laser printer includes a Resolution Enhancement driver for causing modulation of image edge pixels. The printer comprises a laser for discharging an electrophotographic surface in accordance with...
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RE34859 |
Thermally operated apparatus for making a plate
A thermally operated plate making apparatus with a capability of producing a plate which carries a plurality of images of a small-size original document side by side thereon by a continuous...
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5389478 |
Electrophotographic photosensitive member, and electrophotographic apparatus, device unit, and facsimile machine employing the same
An electrophotographic photosensitive member has an electroconductive support, and a photosensitive layer formed thereon. The photosensitive layer contains a compound represented by the formula (1).
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5386301 |
Apparatus for producing a bilevel image suitable for a printing characteristic of a printing unit
An image processing apparatus includes a reading part for reading an image by raster scanning of a document and for producing a multilevel image data relating to one pixel of the image, a memory...
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5383030 |
Multiple use system having a laser cartridge for a laser printer and laser facsimile
This invention is to provide a laser facsimile system combining a laser printer and facsimile equipment, and the laser facsimile system comprises said laser printer 31 having a laser printer engine...
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5383027 |
Portrait printer system with digital image processing editing
A portraiture printer system receives portrait film which carries portrait images provided by a portraiture camera. A frame grabber receives portrait images carried on the film and converts them...
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5382967 |
Continuously tunable raster resolution printing
A circuit for using a flying spot scanner of one scan density to produce rasters of a different density in the process direction by using a fractional number of scans per raster. In the usual case,...
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5379121 |
Portable facsimile apparatus
A facsimile apparatus comprises a housing constituting the outer surface of the facsimile apparatus, an original reading section for conveying an original between a first opening portion formed in...
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5376957 |
Ink jet printer
The present invention is an ink jet printer utilized to enlarge color images. Signals from a scanned image are converted by a color correction computer into control signals representing the density...
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5374494 |
Electrophotographic photosensitive member, electrophotographic apparatus, device unit, and facsimile machine employing the same
The present invention provides an electrophotographic photosensitive member which has a surface layer of high hardness, high resistance to abrasion and scratching, and high durability. The surface...
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5373368 |
Serial recording method and apparatus for one-way and two-way recording
A serial recording apparatus is disposed for recording onto a recording medium while moving relatively a recording head with a plurality of recording elements arranged and the recording medium in a...
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5371608 |
Optical scan apparatus having jitter amount measuring means
A scan optical apparatus is provided with a first light source for generating a beam for scan optically modulated based on an image signal, a second light source for generating a beam for jitter...
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5369469 |
Voice of the customer acquistion system
A method of receiving and processing verbal input from a user of a printing machine having at least, a voice input activator, a voice receiver, an output signal connected to a communications...
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5361134 |
Integrated multifunctional document processing system for faxing, copying, printing, and scanning document information
A multifunctional document processing system for faxing, copying, printing or scanning document information and for transmitting and receiving document signals to and from a remote device. The...
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5361085 |
Method and apparatus for printing medical information signals
A medical monitor is constructed to be coupled to a printer module for providing medical information signals to the printer module to be printed. The printer module is constructed to be used with...
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5359435 |
Facsimile apparatus
A facsimile apparatus, which includes a recording unit adopting serial recording type ink-jet recording means, and which can arbitrarily supply one recording sheet to the recording unit without...
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5359422 |
Display device having a plurality of display modes
A display device having a plurality of display modes may be used with a recording apparatus which records received image information on a recording medium. An information display is provided for...
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5359434 |
Scanning optical apparatus
A scanning optical apparatus is used as a recording apparatus having an optical system and a mechanical system and effecting desired recording on a photoconductor by irradiation of a beam. The...
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5359424 |
Thermal transfer image forming apparatus using different gamma functions for different density ranges
A thermal transfer image forming apparatus comprises: a recording head having a plurality of heating resistor elements arranged in a line; a mechanism for carrying a sheet of recording paper and an...
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5359423 |
Method for statistical generation of density preserving templates for print enhancement
The present invention is a method for automating the design of pattern matching templates used to implement a print quality enhancement filter that preserves image density More particularly, the...
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5357347 |
Communication system with inoperability detector such as "Ink Out" detector in receiving machine
A communication apparatus has a recording device operable in a first recording mode for effecting a multi- or full-color recording in response to image signals received and a second recording mode...
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5355151 |
Image recording apparatus and method in which recording data interruptions are reduced
An image recording apparatus having a thermal transfer type printer for recording images based on received information on recording medium using an ink supplied by an ink sheet. The apparatus also...
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5355231 |
Output apparatus with dot density adjustments
An output apparatus for receiving code information, developing it into a bit map and recording it, in which the code information is developed into image information of a bit pattern form the image...
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5353122 |
Printing control apparatus compatible with printing systems of a laser scanning unit type and a light emitting diode type
A printing control apparatus compatible with printing systems of a laser scanning unit type and a light emitting diode type contemplates a synchronizing signal supplying circuit which receives at...
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5349446 |
Method for displaying printing situation of a color video printer
A method for easily notifying a user of the printing status of a color video printer by displaying the printing status of the color video printer. In order to display the color being printed, a...
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5349445 |
Mechanical transmission mechanism for fax machine
A fax machine provided with an optical reader, a roller, a heat sensitive head for printing, a heat sensitive head press piece, a roller transmission mechanism, a heat sensitive head sustaining...
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5347297 |
Apparatus and method for optimizing performance in an optical storage system read/write head
A read/write head for an optical storage system is implemented using at least one liquid crystal cell, the liquid crystal cell being of the type in which the retardance of a radiation beam...
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5347368 |
Image recording apparatus having a small-capacity frame memory and an image recording method
A frame memory of an image recording apparatus includes a first frame memory for storing image data having a large number of pixels per unit area and a small number of gradations per pixel and a...
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