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| Number | Title | Issue Date |
| 8149427 | Dispatching pages for raster-image processing prior to printing the pages by a printing device A raster-imaging processing (RIP) time is predicted for each of a number of pages to be printed in printed-page number order. The pages are sorted based at least on when RIP should be finished for each page. The pages are dispatched to RIP components for RIP at leas... | 04/03/2012 |
| 8139246 | Printer dynamically tracking print jobs and method of tracking print jobs A printer and method of managing print jobs in the printer. Print job locations are identified in the printer. Each print job being printed is always in at least one of the print job locations and the locations are monitored for entering and exiting jobs. The printe... | 03/20/2012 |
| 8004721 | Halftone apparatus that provides simultaneous, multiple lines per inch screens A halftone threshold matrix includes a plurality of submatrices, wherein a first group of the plurality of submatrices has a line screen frequency different from a second group of the plurality of submatrices. The halftone method and apparatus removes the restrictio... | 08/23/2011 |
| 7944593 | Method and apparatus for efficient processing of color conversion The management of color presented at end point devices such as a display or printer is based on the implementation of a Color Management Resource (herein also CMR). A CMR is an architected resource stored accessibly to a print server or other processor that is used ... | 05/17/2011 |
| 7921146 | Apparatus, system, and method for interpolating high-dimensional, non-linear data An apparatus, system, and method are disclosed for interpolating data. A cluster module locates a plurality of variable granularity data clusters within a source data set using a center selection/clustering algorithm. A conversion selection module selects a conversi... | 04/05/2011 |
| 7890005 | Adjusting electrostatic charges used in a laser printer A method, system, and manufacture for adjusting electrostatic charges in a laser printer. A charge is applied to a photoconductor drum surface to create a dark voltage. An image area of the photoconductor drum is exposed with a printhead using a defined energy level... | 02/15/2011 |
| 7883177 | Tray insert for an ink tray of a production printing system Tray inserts are disclosed for production printing systems. The tray inserts rest in ink trays and hold ink absorbing elements. The tray inserts and ink absorbing elements collect ink when printheads print outside of the margin of a printable medium, or otherwise di... | 02/08/2011 |
| 7880913 | Methods and systems for segmenting logical pages into work units for processing on multiple compute systems Methods, systems, and software products are disclosed for transforming print jobs. A transform system of the invention includes a segmenting system and a plurality of compute systems. The segmenting system receives a print job comprising logical pages in a first enc... | 02/01/2011 |
| 7848695 | Toner brush with superimposed brushes for an electro-photographic printer and printer with the toner brush A toner brush for a printer and a printer including the toner brush. The toner brush includes a substrate (e.g. a core cylinder) with a cleaning brush and a residual toner brush superimposed over one another. During printing the printer holds the residual toner brus... | 12/07/2010 |
| 7869088 | Methods and apparatus for determining a lookup table size for an AFP link CMR Methods and apparatus for determining a preferred size for a Link LUT as used in conversion from an input color space defined by an input ICC profile into an output color space defined by an output ICC profile. The Link LUT may be incorporated within a device link s... | 01/11/2011 |
| 7857420 | Methods and apparatus to identify pages to be discarded in a print system Methods and apparatus for adding pages to a sequence of imprinted images used for flushing of inkjet features and then discarding the added pages following imprinting of the added pages. Features and aspects hereof within a printing system automatically insert addit... | 12/28/2010 |
| 7856089 | Method and apparatus for control lockout and transfer during service for systems controlled by multiple devices A printer, fax machine, copier, scanner, or any other office device used by multiple users from multiple locations is provided with improved apparatus and/or software for locking out all incoming commands from reaching the device's internal controller except for com... | 12/21/2010 |
| 7843597 | Separator page processing system A method and implementing computer system are provided for enabling multiple usages of the same printing job separator page. Separator pages are scanned and an image of the separator page content is obtained in order to determine the location on the separator page o... | 11/30/2010 |
| 7835034 | Halftone method and apparatus that provides a line screen frequency of N/2 for a printer resolution of N dots per inch without negative print effects A halftone method and apparatus provides a line screen frequency of N/2 for a printer resolution of N without negative print effects. A 300 lines per inch halftone screen for a 600 dpi printer may thus be created by alternating white and saturated colored lines when... | 11/16/2010 |
| 7835021 | Systems, methods, media for managing the print speed of a variable speed printer Systems, methods, and media for managing the print speed of a variable speed printer are disclosed. Embodiments include a print controller system having a raster image processor for rasterizing a print job to create a plurality of rasterized pages and a printer cont... | 11/16/2010 |
| 7817293 | Trace and debug tool for high speed printer systems A printer system stores a trace of a printer job in storage that is either local or accessible to the printer system. A remotely implemented tool accesses the stored printer job trace. The tool includes a graphical interface that displays the printer commands in the... | 10/19/2010 |
| 7756865 | Extendable meta-data support in final form presentation datastream print enterprises Methods, systems, and apparatus for generating and associating meta-data with a final form presentation datastream document where the meta-data is structured in accordance with the datastream component architectures. Meta-data objects (“MDOs”) are architected as... | 07/13/2010 |
| 7733509 | Method and apparatus for printing XML directly using a formatting template A printing system and method for printing XML files directly using a formatting template is disclosed. The formatting template includes an XML Descriptor (XMD) associated with each XML data element in a tree structure of the XML document. XML Descriptors (XMDs) are ... | 06/08/2010 |
| 7729633 | Printer dynamically monitoring printer environment contamination An printer, such as a state of the art a high performance, electro-photographic printer. The printer includes at least one smart material sensor enclosed in the printer enclosure that monitors for the presence of a contaminant (e.g., toner or developer) above a sele... | 06/01/2010 |
| 7719557 | Apparatus for providing delay signals to perform print scan line synchronization within a laser printer An apparatus for providing delay signals to perform print scan line synchronizations within a laser printer is disclosed. The apparatus includes a voltage-control oscillator, a frequency divider and multiple output control modules. The voltage-control oscillator con... | 05/18/2010 |
| 7710604 | Method and system for providing a high quality halftoned image A method and system for providing a halftoned image is disclosed. The method and system comprise scaling the halftoned image by performing pel repetition utilizing an error diffusion algorithm such that artifacts are minimized. According a system and method in accor... | 05/04/2010 |
| 7697850 | Image-based printer system monitoring A printer monitoring interface is disclosed that uses a combination of dynamic three dimensional representations of a printing system and actual photographic images (still or video) of problem areas to give an operator monitoring the printing system realtime feedbac... | 04/13/2010 |
| 7689514 | Printer transformation service The present invention provides a method, data processing system and computer program product for providing a data stream transform service, for example for transforming a data stream into a format suitable for printing. A data-stream is divided into one or more work... | 03/30/2010 |
| 7689312 | Downstream error handling in manufacturing systems A method, computer program product, and system for handling an error that occurs during processing of a job in a manufacturing system are provided. The method, computer program product, and system provide for determining a first location in the job where a first sub... | 03/30/2010 |
| 7675648 | Method and apparatus for converting a color representation of an image to a grayscale representation A method and apparatus for converting a color representation of an image to a grayscale representation are disclosed. For a color image, a location of each color within a device-independent color space is initially determined. Then, a color difference of each color ... | 03/09/2010 |
| 7675638 | Notification escalation in printing systems using dynamically determined timeout values Methods and systems are provided for a printer controller in a printing system to flexibly define conditions for notification to one or more recipients of intervention states of the printing system. The time delay for transmitting escalated intervention notification... | 03/09/2010 |
| 7663772 | Dynamic early preparation of presentation objects for efficient printing A command is provided as a means to instruct a printer to pre-rasterize and store presentation objects according to specified presentation parameters. The stored rasterized objects are available to the printer for use during printing when a print job is submitted to... | 02/16/2010 |
| 7646506 | Method and apparatus for determining how to process incoming print jobs The present invention efficiently directs the flow of print jobs and efficiently controls the spooling and printing of print jobs. The multiplexer system analyzes jobs received from client systems through print channels. The multiplexer determines the attributes of ... | 01/12/2010 |
| 7639392 | Methods, systems, and media to enhance image processing in a color reprographic system Methods, systems, and media to enhance image processing for a color reprographic system are disclosed. Embodiments of the invention may calibrate a component like scanner and/or printer in response to user input and/or coupling the component to the reprographic syst... | 12/29/2009 |
| 7626715 | Joined front end and back end document processing Systems, methods and program products for joining front-end processing with back-end processing of printed documents. In particular, the invention calls for collecting print data usable for printing a document (i.e., by persistently saving data used to print a docum... | 12/01/2009 |
| 7605932 | System and method of implementing a job cancel broadcast notification and parallel processing of the request A method, apparatus, and computer-usable medium for registering a collection of components with a job monitor for job cancellation notification, wherein the collection of components are software components within a logical printer domain; receiving a job cancel requ... | 10/20/2009 |
| 7595907 | Method and apparatus for providing printer recognition and management of a print job entity A Job Monitor for providing printer recognition and management of a print job entity is described. The Job Monitor includes a repository of attributes and status associated with each print job that passes through the system. Interfaces to the Job Monitor provide the... | 09/29/2009 |
| 7586637 | Power management in a printer system A printer system includes a printer engine that produces an engine power status signal and a printer controller that produces a controller power status signal. A power management interface receives the engine power status signal and the controller power status signa... | 09/08/2009 |
| 7586628 | Method and system for rendering Unicode complex text data in a printer A method and system for providing a printer for printing an encoded data stream. The stream includes a section of complex text data. The code is preferably Unicode, and the complex text data is preferably Unicode complex text. The printer includes a font, a text par... | 09/08/2009 |
| 7573598 | Method and apparatus for selectively copying documents with handwritten notations A document and image management system that can manage handwritten comments and/or edits on conventional paper. The invention may be embodied as an enhanced photocopier adapted to locate and classify handwritten notations using optical character recognition techniqu... | 08/11/2009 |
| 7559627 | Apparatus, system, and method for electrorheological printing An apparatus, system, and method are disclosed for electrorheological printing. The apparatus includes a pressurized ink chamber, a stimulator, and an electrode arrangement. The pressurized ink chamber is configured to retain an electrorheological ink and, under cer... | 07/14/2009 |
| 7558442 | System and method for anti-moire' imaging in a one dimensional sensor array A device and process which eliminates potential moiré patterns in digitized images by employing a one-dimensional sensor array and a sampling method of the sensor signals which produces a data set of non-uniformly spaced sensor positions. This allows the spacing of... | 07/07/2009 |
| 7557964 | Methods, systems, and media to calibrate a reprographic system Methods, systems, and media to calibrate a reprographic system are disclosed. Embodiments of the invention may calibrate a component like scanner and/or printer in response to user input and/or coupling the component to the reprographic system. More specifically, em... | 07/07/2009 |
| 7515297 | System and method for improving throughput in printing impositioned documents A method, apparatus, article of manufacture, and a memory structure for efficiently printing impositioned documents with using a wide spectrum of resources and document elements is disclosed. A print optimizer and an imposition engine operate cooperatively to genera... | 04/07/2009 |
| 7511249 | Adjustment of temperature in a hot roller Provided is a printing device comprising a hot roller having an inside surface and an outside surface. A heating element is present within the hot roller. The inside surface has a first region, wherein the first region is coated with a first type of material. The in... | 03/31/2009 |
