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WO/1989/011132A1 |
A printer control device (2) is connected between the output of one or more word processing terminals (12) and the input to a printer (16). The device (2) is also connected to an envelope printer (22) and/or a label printer (21). The dev...
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WO/1989/009978A1 |
A magnetographic printing process comprises the following steps: a) A first item of information is recorded, b) part of the information written during step (a) is erased, c) a second item of information, at least part of which is located...
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WO/1989/009980A1 |
A thermal dye transfer apparatus includes a laser which illuminates an image or pattern produced by a liquid crystal display. This laser image is projected onto a dye carrying donor. The donor absorbs heat from laser light and dye transf...
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WO/1989/009381A1 |
A control system for a thermal transfer device (12) in which a selected image is transferred from a strip of color carrying ribbon (32) to a strip of image carrying tape (31) and precise alignment between adjacent columns of vertical pri...
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WO/1989/008893A1 |
When modules (11) are arranged on a module support (13), for example in an optical character generator (1), it is essential that the modules (11) be fastened to the module support (13) by interlocking and frictional engagement, particula...
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WO/1989/008894A1 |
A device which permits adjustment-free insertion and removal of optical character generators (1) facilitates the projection of optical images onto a transfer drum (2) of a non-mechanical printer. To this end, the invention proposes that ...
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WO/1989/008895A1 |
A plurality of densely packed rows of light-emitting diode modules (2) are arranged on both sides of driver modules (34) connected to triggering modules (3). The printing data are supplied by a printer control unit (6) via a bus system (...
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WO/1989/008896A1 |
A non-mechanical printer usually comprises a character generator (1) with a plurality of light sources (113) in the form of chips (112) fastened to the character generator (1). In the event of failure of one light source (113), it is not...
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WO/1989/008927A1 |
A process for assembling strip-like LED chips (112) in a row on a solid metal support (M) permits compliance with extremely close tolerances in all three directions as regards interspacing, linearity and surface planarity. In addition, o...
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WO/1989/007527A1 |
A nonimpact printer, for example, a color printer, of the type having an endless movable web (1) on which two or more images are formed by an electronic printhead (8) and transferred in registration provides reliable registration using p...
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WO/1989/006396A1 |
Method and apparatus for displaying and printing a high resolution graphics image stored in a common bit map memory (200). Data from the common bit map memory (200) is sent to both a printer (230) and a display (220) so that the printer ...
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WO/1989/006464A1 |
A reproduction apparatus includes a plurality of recording elements (20), for example, LED's, arranged in a row along the length of the printhead at a density of N elements per mm. An image scanner (81, 83) scans an original document she...
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WO/1989/005729A1 |
A method of printing paper or textile material comprises directing light through an array of electronically operated light shutter units (5 or 6 or 7 or 8) arranged in a two-dimensional area formed on the surface of a hollow control drum...
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WO/1989/006024A1 |
An electronic printer (12) queues a number of jobs in a mass storage buffer (16). Generally, only those jobs that do not require operator intervention are selected for printing (40), and jobs that require operator intervention are collec...
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WO/1989/005999A1 |
A color electrophotographic method wherein toner images of black, yellow, Magenta and cyan are superposed on a photosensitive material (54) and transferred to a piece of paper at a time. Black is transferred by the contact developing met...
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WO/1989/003767A1 |
A half-tone image recording apparatus which rearranges the image data at high speeds and efficiently. The apparatus comprises buffer memories to which the addresses are fixed to correspond to the arrangement of element array, mapping mea...
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WO/1989/004020A1 |
In multi-color reversal development, good color balance is obtained by changing the time duration of exposure for each different color frame. A dot printer apparatus (10) produces a series of different color-resolved electrostatic latent...
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WO/1989/004019A1 |
Electronic printers, wherein multi-page documents to be printed are received as character code signals to be applied to a pattern generator (37) for mapping and rasterization, electronically store the character code signals of a multi-pa...
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WO/1989/003628A1 |
In a non-impact dot printer, such as an LED printer, multiple bits of image data determining the on-time of each LED (20, 20') are latched into an appropriated data register (25, 26; 25', 26') in accordance with a token bit that is passe...
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WO/1989/003065A1 |
An electronic reproduction apparatus (10, 10') is coupled to a data source (19) that generates electronic data signals that have no information associated with it as to the colors the respective data are to be printed in. The apparatus i...
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WO/1989/002832A1 |
The invention discloses laser-induced colour printing with means which determine the printing colour in a microcapsule on which the laser beam (12) impinges. These means are a fluorescence transformer material which is a constituent of t...
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WO/1989/003060A1 |
A light modulator device for use in a light valve imaging system to image print media with different light colors comprising a panel (29) of electro-optic material of the type which changes the polarization of transmitted light selective...
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WO/1989/003148A1 |
A system for improving the uniformity of light valve imaging apparatus of the kind having an array (20) of spaced light valve portions, a source (21) for directing generally uniform illumination through the light valve portions, and an o...
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WO/1989/003097A1 |
The invention concerns a plotting apparatus incorporating one or several light pens (2), actuator elements, and a control unit, which takes care of a control of pen actuator element movements. The light pen (2) is connected to a light so...
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WO/1989/003149A1 |
A construction for reducing image artifacts in electro-optic imaging apparatus of the kind having (i) a linear array (20) of spaced, selectively activatible, light valve elements having generally equal element widths, (ii) an optical sys...
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WO/1989/002115A1 |
An automatic data plotting apparatus consists of three main parts: a processor (1); a serial and parallel interface (2); and a plotter (3). The plotter is a flat-bed X-Y plotter. The data processor (1) is programmed to handle one or more...
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WO/1989/002136A1 |
The device described comprises an electromagnetically operated covering element (5) which covers the light exit region of the focusing lens (2) of the character generator when the printer is not operating or during maintenance. When the ...
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WO/1989/002137A1 |
A laser diode image setter having multiple resolution operating modes, includes means for stabilizing the optical output power from the semiconductor laser diode during the scan trace interval across a photosensitive material so as to ma...
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WO/1988/010477A1 |
An electronic printer receives multi-page documents as character code signals which are applied to a pattern generator for rasterization. The rasterized signals are electronically stored so that a plurality of electronically collated, mu...
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WO/1988/010478A1 |
An image recording apparatus (10) is provided with relatively inexpensive circuitry for formatting image signals to a printhead (20). The circuitry includes an integrated circuit memory chip (52) having sufficient buffer memory sites for...
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WO/1988/008589A1 |
In laser beam recording apparatus suitable for recording a computer output signal onto a microfilm contained in an aperture card, a laser beam impinges on a beam splitter (24) which passes a write beam and reflects a reference beam to im...
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WO/1988/008556A1 |
A method and apparatus for locking the drive hubs (38) of a forms overlay station (26) in a laser electrographic printer (10) to its transparent forms overlay drum (30) includes counterboring a plurality of holes (40) through the drum (3...
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WO/1988/007729A1 |
An improved printer apparatus (20) includes a series of point-like radiation sources (30), such as LED's, arranged in a row for exposing a recording medium. Logic means (43) is provided for determining which of the point-like radiation s...
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WO/1988/007728A1 |
A device for generating printed output has an array of point light sources (26) focused onto a photosensitive surface (22). The array is spaced from the surface substantially at the position of best focus by generating a pattern of activ...
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WO/1988/006524A1 |
In order to optimize the storage running time and coding of characters of a given character supply in a pixel storage, the various characters are searched row after row for various pixel patterns (ZE) and only the rows (SP) having differ...
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WO/1988/006768A1 |
A pipe-lined raster image processor (RIP) contains a bus (80) and connected thereto a number of separate image processing components (30, 50, 60, 70) capable of undertaking a respective image processing task substantially in parallel wit...
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WO/1988/006825A1 |
A computer controlled photoplotter (2) includes a row of LED's (60) mounted to a light head (26) positioned parallel to the film (16) width (30). At the end of each lengthwise pass the light head (26) is indexed widthwise a distance less...
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WO1988005189A1 |
The shortcomings illustrated by the related art are addressed by the improved accumulator (110) of the present invention. The invention provides a periodic output signal in response to an input frequency word and includes one adder (112)...
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WO/1988/004121A1 |
A surface scanning system defining an optical path for scanning a planar surface (22), in which an angularly moving scanner (70) deflects a portion of the path, an optical element (52) aligned with stationary portions of the optical path...
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WO/1988/003680A1 |
Method of transferring graphic data prepared on the side of a host computer (40) to a plotter (80). Graphic data are prepared by the host computer (40) in drawings and are temporarily stored in an external memory unit (60). The graphic d...
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WO/1988/001755A1 |
A mechanism for maintaining a moving web (2) of sheet material in its proper path along an edge guide (10) in an apparatus such as a photographic printer. A compliant roller (12) is mounted on a roller shaft (14) which is pivoted at each...
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WO/1988/001768A1 |
A print engine data interface circuit (34) is selectively connected to one of a number of full page bit maps (28, 30) that provide a print engine (38) with command data. The print engine data interface (34) is designed to access one of t...
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WO/1988/001571A1 |
In a dot matrix printer, a slip having a long horizontal dimension may be inserted or placed on the slip table at 90� to the normal orientation to accommodate slips which are wider than the print station. Character data and space data ...
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WO/1988/001767A1 |
A horizontal line processor (10) receives its input commands and data from an image generator processor (12) with which it communicates over an input/output bus (14). The processor (10) includes a bit map memory (16) which it loads, line...
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WO/1988/001368A1 |
A system of tuned response printing in which toners (25) are tuned to match a pre-selected characteristic of electromagnetic energy (45) or other agent produced by a controllable agent source (10). When a toner is exposed to that pre-sel...
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WO/1988/000739A1 |
Apparatus for locating an imaging lens array (28) formed of a plurality of gradient index optical fibers (10) on a print head (26) having a linear array of light sources (14), such that the light sources are readily spaced from a photose...
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WO/1987/006860A1 |
A toner applicator assembly (18) for electrostatic drum printers featuring a toning shoe (17) with a biasing mechanism (32) in which the toning shoe is biased only at a single point (40). The toning shoe scans a sheet (13) having an elec...
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WO/1987/007041A1 |
An electrostatic color printer having a single toning shoe (17) for successively and sequentially applying color liquid developers to a color latent image overlay to a sheet (13) disposed against a rotating drum (11). An electrostatic he...
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WO/1987/007015A1 |
A photographic film printer (5) forms an image on film (14) based upon received or stored digital information. While maintained in a stationary position, the film (14) is exposed in a sequence of raster scans by a rotating disk (77) trav...
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WO/1987/006015A1 |
A scanner including a source of coherent or substantially coherent radiation, a radial hologon, a f lens and a target. Between the light source and the hologon there are means for forming radiation from the source into a collimated beam ...
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