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WO/1999/023605A1 |
An improved method and apparatus for calibrating an imaging system having multiple imaging outputs such as a plurality of laser diodes. Calibration is achieved by driving each imaging output to form a test pattern on an imaging element, ...
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WO/1999/019830A1 |
The invention improves the performance of systems that process page description languages. The invention generates objects that represent graphical aspects of a visually perceivable image. These objects can be rasterized in parallel to g...
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WO/1999/017533A1 |
A method and system for compensating for scanner facet height error in a laser imaging application including a rotating polygon (30) for directing a laser beam (20) across a dimension of a photographic element (65). The present invention...
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WO1998049606A9 |
In a process for initialising a printer or copying machine, control data are loaded into a working memory (G-RAM) of a machine control unit (GS). The control data are compared with comparative values which correspond to a predetermined, ...
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WO/1999/008875A1 |
A method and system for detecting nonfunctional ink-jets and compensating for the nonfunctional ink-jets in an ink-jet printer (54). The ink-jet printer (54) includes a printhead (44) having a plurality of ink-jets (192), each ink-jet (1...
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WO/1999/009734A1 |
The invention relates to a device and method for preparing a source document in order to produce treated documents for multicolour reproduction, said source document consisting of picture elements, and comprises the following steps: a) d...
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WO/1999/004363A1 |
A system is disclosed for producing a plurality of substantially identical prints using a plurality of dissimilar printer systems. Each of the substantially identical prints are generated from a neutral data file defining a print image a...
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WO/1999/000764A2 |
Disclosed is a two-level current driver (200) suitable for driving a semiconductor laser (250) for printing applications, the laser driver (200) comprising a primary power source (210, 212) for producing a first current pulse (161) of am...
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WO/1998/058341A1 |
Character strings inter alia are inputted into a data processing unit (1) during the normal course of operation. Said strings are outputted in a sequential character sequence via an output interface (4). The primary output signal flow th...
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WO/1998/056587A1 |
A method of reducing striations in electrostatic printing is provided by varying plate firing sequences in a pattern of nib groups on the writing head of an electrostatic printer to visually mute the effects of sequence striations. This ...
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WO/1998/057296A1 |
A printer (10) stores print image data in memory (56) as the print image data is used by a print engine (12) to print an image in accordance with the print image data. In one embodiment, separate data buses (17, 46) and separate processo...
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WO/1998/050236A1 |
The invention concerns a printer comprising two printing modules, monochrome (6) and polychrome (7) respectively, and means (2) analysing the colours of the image to be printed arranged to control the complementary operations of the two ...
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WO/1998/046432A1 |
A drive signal having two pulses in one recording cycle is generated by a piezoelectric element drive circuit (50). The time from the end of the first pulse up to the first signal T21 of the second pulse is adjusted to be about 3/8 of th...
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WO/1998/045121A1 |
Two integers which are relatively prime to each other are selected as the number of effective nozzles Neff which shows the net number of rasters in the main scanning direction which can be recorded in one main scanning and a nozzle pitch...
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WO/1998/045120A1 |
A pitch k of dot forming elements is represented by a value that can be expressed as a product m ?.� n of two integers m, n (m, n are integers not smaller than 2). Vertical scanning feed is realized by a plurality of vertical scanning ...
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WO/1998/045119A1 |
First, the same image is recorded in each of a plurality of dot recording modes differing from each other at least in vertical scanning, with the same resolution. Then, a dot recording mode in which a preferred recorded image among the r...
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WO/1998/043818A1 |
Even when a printing head capable of forming dots of different diameters by controlling the quantity of ink ejected from a nozzle is used, the diameters of dots during one horizontal scanning are equal, dots of different diameters have c...
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WO/1998/043204A1 |
The invention describes a method and apparatus for addressing the problem of combining a plurality of Page Description Language (PDL) separation color files to create a display list of objects that represents the composite or combined ou...
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WO/1998/042516A1 |
An imaging device (1) having a plurality of beam projecting sources which can be independently driven; an imaging method; an optical fiber array device; an imaging head device; and a printing device. The imaging device (1) has n light so...
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WO/1998/040222A1 |
The present invention is directed to controlling an ink jet printing device during an interleaved, or overlap, mode of operation. A printing device (2) configured to scan back and forth across a printing medium (4) includes a plurality o...
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WO/1998/038597A2 |
The invention relates to microlithography, in particular to the writing of photomasks for computer displays, microelectronic devices, and precision photoetching. It is also applicable to wafers, optical devices and a variety of electroni...
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WO/1998/036370A2 |
A method and system for printing of indicia on both halves of a tab insert (138) on a perforated sheet (134) which is passed through a laser printer. The user enters the title once (340) into the computer and the program automatically co...
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WO/1998/033318A1 |
A digital decorating system (10) for transferring a selected image to a surface (25) of an article (26) includes a thermal head (42), an advancing mechanism (22) for producing relative movement between the printhead (42) and the surface ...
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WO/1998/033293A1 |
A system (100) and method for preventing a copy of a document to the output from a printing node (130) until the printing node (130) authenticates the intended recipient. The system (100) includes the sending node (110), the printing nod...
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WO/1998/032096A1 |
A system and method are provided which have the ability to print whole documents at a time, rather than page by page. The data for an entire multi-page document is fed directly to an output device, and then a print engine. The data strea...
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WO/1998/031548A1 |
The present invention is an ink container for use in an ink jet printing system. The printing system has a printhead under control of printing system electronics and an ink container receiving station for providing ink to the printhead. ...
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WO/1998/024633A1 |
An electrostatic recording head unit and a method for detecting a fault caused in the electrostatic recording head provided with a device for detecting a head fault of the unit due to a short circuit between main electrodes, which is so ...
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WO/1998/024049A1 |
A novel transaction method and system, wherein a transaction Java-Applet is embedded within an HTML-encoded document stored in an HTTP server at predetermined URL. When a code symbol (8) encoded with the URL is read using a code symbol r...
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WO/1998/024050A1 |
A novel transaction-enabling method and system (3) are disclosed, wherein a transaction-enabling Java-Applet is embedded within 2-D bar code symbol. One or more HTML-encoded documents, including a framework-style HTML document, are creat...
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WO/1998/024036A1 |
A bar code symbol driven system for accessing information resources from information servers connected to communication networks, including the Internet. The system includes a bar code symbol reader (7a) for reading bar code symbols enco...
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WO/1998/024019A1 |
A compression/decompression method useful in communicating ideographic characters to communication devices. An ideographic character is represented by a compressed character codeword including information defining a structure type or lay...
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WO/1998/015408A1 |
A single document page with multiple different variable indicia from at least two discrete sources is produced using a computer control and an imaging system (such as a selective flexographic system with ion deposition or ink jet station...
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WO/1998/014889A1 |
A computer-printable adhesive note system configures a computer (10) and a printer (12) to print information on self-sticking adhesive notes (34). The system includes a note assembly (24) and a plurality of instructions in the form of co...
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WO/1998/011503A1 |
A reduced cost, scaled down raster image processor (RIP) provides fast real time imaging without the cost and complexity of prior designs. The scaled down RIP can be tailored to accommodate image generation in a particular printing range...
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WO/1998/004957A1 |
The filmless method and printer for making 3D and animation pictures using a digital reflection-type matrix display device (40) such as a digital micro-mirror device or a matrix display to sequentially display a plurality of 2D views, a ...
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WO/1998/001975A1 |
A wireless transmitting method by which enciphered data are transmitted and received between a data transmitting side and a data receiving side without preparing any encryption key in advance and the need of any encryption key registerin...
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WO/1997/047481A1 |
The present invention provides a method of displaying an image on a display device having first and second sides, said image including a light restricting silhouette pattern having a plurality of first transparent or translucent areas, a...
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WO/1997/048071A1 |
The invention describes a method for processing printed pages using a contone map (item delta list), which characterises the items on the printed sheet (pictures, graphics, text). The printed pages that are to be processed are formed as ...
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WO/1997/046393A2 |
A printing system includes a first printer (12) and a second printer (14) for printing documents encoded in computer generated signals. The documents generally include alphanumeric characters, charts and graphics. A computer (38) for gen...
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WO/1997/043681A1 |
The present invention relates to a system (4, 5) and method of viewing pairs of perspective images of 3-D objects (i.e. stereoscopic image pairs) displayed from a CRT display surface in a time-multiplexed or field-sequential manner, and ...
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WO/1997/043720A1 |
A method and system for printing documents based on Java commands. A Java printer (figure 1, item 100) receives page layout request (figure 3, item 131) and converts the request into a rasterized image which is transferred to a recording...
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WO/1997/041522A1 |
A color table stores a plurality of discriminating information so as to discriminate a predetermined data of a document data and a color information corresponding to each discriminating information. An area information indicative of a po...
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WO/1997/040619A1 |
Each copy of software (9) is assigned a unique identifying code pattern (27) which is printed on all documents (19) produced with that software (9) by a high resolution printer (17). The unique identifying code pattern (27) is a pluralit...
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WO1997037854A1 |
In an ink jet printer and a head unit of the same, a plurality of printer heads having N-pieces of nozzles respectively, which are arranged in a sub-scanning direction at K-picture element intervals in predetermined resolution so that K/...
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WO/1997/035278A1 |
The invention provides a method of printing rasterized images while economizing print, on the basis of input image data corresponding to a predetermined original format. The method comprises the following successive steps: reducing the i...
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WO/1997/033228A1 |
This invention is a printer (30) which contains a print engine (31) for printing an image onto a physical medium. The print engine (31) receives signals representing the image to be printed directly from an external computer (20). The pr...
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WO/1997/033219A1 |
A data communication unit (1) receives input image data of a first data format which comprises coordinate data at the ends of vectors forming an image and various modification information of the vectors, and stores them in an input buffe...
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WO/1997/031781A1 |
A method of operation for an ink jet printer having a print head with a plurality of spaced apart ink jet heads, the ink jet printer printing an image on a substrate at a predetermined line resolution, thereby defining an inter ink dot l...
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WO/1997/029434A1 |
A device including an electronic module (10) for transmitting and receiving messages to and from another device (1B), interface means (3, 4, 5) for generating and transmitting a message to another device (1B), and means (7) for printing ...
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WO/1997/028002A1 |
An imaging apparatus modulates or gates pluralities of light beams through individual light valves, thereby providing a greater number and finer resolution of modulated light beams without increasing the number of light valves or decreas...
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