Patent application number | Description | Published |
20080253783 | SUBJECTIVE AND OBJECTIVE UNIVERSAL SUBSTRATE PRINTER ICC PROFILE SELECTION - Forming a multicolor image on a receiver member wherein a database of custom color profiles based on substrate physical properties and printing process characteristics is established. A set of universal color profiles is determined based on physical properties of substrates from clustered custom profiles. One universal color profile is assigned to a target substrate from the set of universal color profiles based on objective or subjective feedback. Thereafter, a multicolor toner image is formed on the receiver member with toners of at least three different colors of toner pigments which form various combinations of colors at different pixel locations on the receiver member to form the multicolor toner image thereon using the assigned one color profile. Based on objective or subjective feedback, the selected one universal color profile is modified, or a different universal color profile is selected. | 10-16-2008 |
20100097657 | ADAPTIVE EXPOSURE PRINTING AND PRINTING SYSTEM - One or more printers or printing systems are connected to a scanning device. Each printer includes one or more color modules that are used during a printing operation. A printer prints a target for each color module or color channel. The printed targets are then scanned by the scanning device. The printed targets may be rotated to any angle and then scanned by the scanning device. The scanned raster data is processed by a controller to detect non-uniformities in at least one density image and to generate one or more correction profiles for the printer. When an image is to be printed, one or more controllers receive the image data and use the one or more correction profiles to correct or compensate for the non-uniformities during the exposure process. | 04-22-2010 |
20100156929 | Ridge-based color gamut mapping - Techniques for color gamut mapping between source and destination devices are provided. The mapping is performed in a device-independent color space using color ridges of the primary and secondary color ramps of the source and destination devices. An iterative learning process is also provided to adapt the color gamut mapping to a user's perceptual preferences. | 06-24-2010 |
20100224090 | METHODS OF REDUCING GRAIN AND TEXTURE IN A PRINTED IMAGE - Methods of improving image quality by reducing grain and texture in a printed image are provided. According to one embodiment, a method of reducing grain and texture in an image includes the steps of providing a light color toner and a dark color toner, providing an aperiodic micrononuniformity map, using the aperiodic micrononuniformity map to determine an acceptable domain that includes a plurality of combinations of the light color toner and the dark color toner, and forming an image by selecting one combination of the light color toner and the dark color toner from the plurality of combinations of the light color toner and the dark color toner. | 09-09-2010 |
20110012919 | MULTILEVEL HALFTONE SCREEN AND SETS THEREOF - A three-dimensional halftone screen is provided that is suited for multilevel printing. The three-dimensional halftone screen includes a plurality of planes each corresponding to one or more input intensity levels of an input RIPped pixel. Within the planes are screen dots, each associated with one or more output exposure intensity values representing an intensity of an exposure dot corresponding to the input RIPped pixel. | 01-20-2011 |
20110141491 | AUTOMATIC HIGH-PRECISION REGISTRATION CORRECTION SYSTEM WITH LOW RESOLUTION IMAGING - System and apparatus for automatically correcting alignment of printer writers using a scanner for calculating a calibration parameter. The calibration parameter is used to adjust or maintain the alignment of the printer writers. | 06-16-2011 |
20110141525 | MULTI-LEVEL HALFTONE SCREENS - The present invention relates to methods of improving color image quality by optimization of the gray level screens including blending a plurality of gray level screens to reducing the color grain noise and maintaining larger color gamut for the pictorial color imagery in the color printing systems that utilize gray level (multi-level) printing. | 06-16-2011 |
20110157611 | METHOD FOR GENERATING PERSONALIZED DOCUMENTS - A computer implemented method of producing personalized documents comprising the steps of inputting handwritten alphanumeric characters which are then mapped into at least one set of text characters. A textural document is entered into the computer and is transcribed into a set of text characters corresponding to the input handwritten alphanumeric characters. The document can be printed and will contain text in the handwriting of the person whose alphanumeric characters were used as input. | 06-30-2011 |
20110157615 | SYSTEM FOR GENERATING PERSONALIZED DOCUMENTS - A system with for capturing and storing an image of a user's handwritten alphanumeric characters. The characters are stored in memory in association with a standard alphanumeric character set such as an ASCII character set. A text document can then be transcribed into the stored handwritten alphanumeric characters for resembling a handwriting of the user. The characters can be represented by mathematical functions such as Taylor Series or McLauren Series and can be digitally reproduced based on the stored functions. | 06-30-2011 |
20110235059 | SCREENED HARDCOPY REPRODUCTION APPARATUS WITH COMPENSATION - Screened hardcopy reproduction apparatus for applying toner to a receiver using a print engine that may not apply toner uniformly, so the toner applied to the receiver has a non-uniformity. A controller receives an input pixel level and a corresponding input pixel location; a tone-reproduction unit calculates an output pixel level from the input pixel level and a corresponding output pixel location from the input pixel location; a compensator calculates a compensated pixel level from the output pixel level and the output pixel location; and a screening unit calculates a screened pixel level and a screened pixel location from the compensated pixel level, the output pixel location, and a selected screening pattern. The print engine applies an amount of the toner corresponding to the screened pixel level and the non-uniformity to the receiver at a toner location corresponding to the screened pixel location to compensate for the non-uniformity. | 09-29-2011 |
20110235060 | SCREENED HARDCOPY REPRODUCTION APPARATUS COMPENSATION DATA CALCULATION - A method of calculating compensation data for compensating for spatial print engine non-uniformity of an image applied by a print engine to a receiver. A test target has two test areas of different output densities, each with a single output pixel level. A relationship between output density and output pixel level for the print engine is determined, and is used to calculate the output pixel level for each test area from the respective output density. The test target is printed, and the reproduced densities of the test areas are measured at a plurality of different locations in each area. A processor is used to calculate the compensation data using the measured densities. The compensation data defines a relationship between an output pixel location on the receiver, an output pixel level, and a compensated pixel level. | 09-29-2011 |
20120268544 | PRINTER NONUNIFORMITY COMPENSATION FOR HALFTONE SCREENS - Compensation is performed for nonuniformity in a printer. The printer has a photoreceptor and a print head with a plurality of different light sources, each light source capable of producing a plurality of different levels of light. A plurality of stored gain control signals for each light source are related to the light output of that light source. Print job data includes screened pixel levels and a halftone screen specification. The stored gain control signals are adjusted based on the halftone screen specification. The screened pixel levels are modified using the adjusted gain control signals to provide engine pixel levels. Those levels are provided to corresponding light sources to expose the photoreceptor in respective pixel areas with light corresponding to the compensated pixel levels. | 10-25-2012 |
20120269527 | ELECTROPHOTOGRAPHIC PRINTING WITH COMPENSATION - Electrophotographic (EP) streaking compensation is performed. A tonescale is measured for each column and a per-column gain computed to compensate for variations. An adjustment tonescale is determined and a per-column adjustment-tonescale gain computed to correct for remaining error after the per-column gain is applied. The two corrections are used together to provide improved compensation quality. | 10-25-2012 |
20120300229 | DEPOSITING TEXTURE ON RECEIVER - Apparatus for depositing a texture on a receiver includes a data source that provides multilevel input tint data values. A lossy compressor produces compressed multilevel tint data values from the multilevel input tint data values. A decompressor produces multilevel decompressed tint data values from the compressed multilevel tint data values. A texture memory receives those values from the decompressor and provides corresponding multilevel texture pixel data values. A print engine deposits at each of a plurality of pixel sites on the receiver an amount of texture-forming material corresponding to the respective multilevel texture pixel data value. A loader loads into the texture memory a texture set including multilevel texture pixel data values for each of a plurality of textures, and each texture in the texture set corresponds to a respective selected range of multilevel decompressed tint data value. | 11-29-2012 |
20130002739 | DEPOSITING JOB-SPECIFIED TEXTURE ON RECEIVER - Apparatus for depositing a texture on a receiver includes a data source that provides multilevel input tint data values based on a job specification. A lossy compressor produces compressed multilevel tint data values from the multilevel input tint data values. A decompressor produces multilevel decompressed tint data values from the compressed multilevel tint data values. A texture memory receives those values from the decompressor and provides corresponding multilevel texture pixel data values. A print engine deposits at each of a plurality of pixel sites on the receiver an amount of texture-forming material corresponding to the respective multilevel texture pixel data value. A loader loads into the texture memory a texture set including multilevel texture pixel data values for each of a plurality of textures, and each texture in the texture set corresponds to a respective selected range of multilevel decompressed tint data value. | 01-03-2013 |
20130003087 | DEPOSITING TEXTURE FOR JOB ON RECEIVER - Apparatus for depositing a texture on a receiver includes a data source adapted to receive a job specification and provide corresponding texture identification data values. A texture memory receives the texture identification data values from the data source and provides corresponding multilevel texture pixel data values. A loader loads into the texture memory a texture set including multilevel texture pixel data values for each of a plurality of textures, each texture in the texture set corresponding to one or more of the texture identification data values. A print engine deposits at each of a plurality of pixel sites on the receiver an amount of texture-forming material corresponding to the respective multilevel texture pixel data value. | 01-03-2013 |
20130010312 | AUTOMATIC CROSS-TRACK DENSITY CORRECTION METHOD - Methods are provided for automatic cross-track density correction for a print engine having a print head that forms lines of picture elements on a receiver based upon lines of pixel values. In one aspect of the method, the print engine is caused to print a first print having a plurality of different areas along a cross-track direction with target densities and data is received from which measured densities for different ones of the plurality of different areas can be determined. A line density adjustment function is based upon a functional relationship between a cross track position of different ones of the areas and a difference between the measured density and the target density at the different ones of the areas. A production print is subsequently printed according to lines of pixel values for the production print modulated by the line density adjustment function. | 01-10-2013 |
20130010313 | PRINTER HAVING AUTOMATIC CROSS-TRACK DENSITY CORRECTION - Printers are provided having a print engine having a print head that forms lines of picture elements on a receiver based upon lines of pixel values and a controller that causes the print engine to print a first print having a plurality of different areas along a cross-track direction with target densities and that receives data from which measured densities for different ones of the plurality of different areas can be determined. The controller determines a line density adjustment function based upon a functional relationship between a cross-track position of different ones of the areas and a difference between the measured density and the target density at the different ones of the areas and subsequently prints a production print according to lines of pixel values for the production print modulated by the line density adjustment function. | 01-10-2013 |
20130155422 | PRODUCING CORRECTION DATA FOR PRINTER - Correction data is produced for density errors in prints produced using a printer. While printing a test image, the periods of rotation of one or more rotatable imaging members arranged along a receiver feed path in the printer are measured using respective period sensors. The printed test image is measured along a selected measurement direction and a reproduction error signal representing deviation from aim density is determined. For each period sensor, the autocorrelation of the reproduction error signal for the corresponding period is determined. If the determined autocorrelation exceeds a selected threshold, the reproduction error signal is decomposed at the corresponding period to extract the variation from the measured component. The remaining error signal is separated by frequency terms. The variations from the data at measured periods and the remaining error signal are used to produce a correction signal. | 06-20-2013 |
20130295498 | ENHANCING COLOR TONER IMAGES WITH FLUORESCING MAGENTA TONERS - A composite color toner image can be enhanced by applying a separate fluorescing toner image over it to provide an enhanced color toner image having a “pinkish” fluorescing effect. This separate fluorescing toner image is obtained using visible fluorescing dry magenta toner particles. Each of these toner particles consists essentially of a polymeric binder phase and a visible fluorescing colorant that emits at one or more peak wavelengths of at least 510 nm and up to and including 590 nm and that is dispersed within the polymeric binder phase. | 11-07-2013 |
20140036281 | SYSTEM FOR DETERMINING EFFICIENT COMBINATIONS OF TONER COLORS TO FORM PRINTS WITH ENHANCED GAMUT - Systems for determining toner colors to be combined to form a target color at a location on a receiver. In one aspect, a system has a processor that determines a fluorescent toner color to be provided at the location based upon the density and hue angle of the target color and that determines one or more reflective toner colors to be provided with the determined fluorescent toner color at the location to form the target color in which the amount of the fluorescent toner color is decreased as the target color density increases. | 02-06-2014 |
20140036282 | PRINTING SYSTEM WITH NOISE REDUCTION - Systems are provided for determining toner color having a processor that generates a fluorescent toner color image that when printed using a corresponding fluorescent toner will generate a diffuse fluorescent color light that reduces the extent to which noise induced variations in density in a noise evident portion of a toner print are observable. The processor further adjusts reflective toner color images used to form the toner print so that the reflective toner color images combine with the fluorescent color image to form a target color image. | 02-06-2014 |
20140037306 | NOISE REDUCTION IN TONER PRINTS - Methods for determining toner color images are provided in which fluorescent toner is used create light in a fused toner mass that reduces the appearance of noise in a noise evident portion of the fused toner mass. | 02-06-2014 |
20140037307 | TONER PRINTING WITH INCREASED GAMUT - Methods are provided for determining toner colors to be combined to form a target color at a location on a receiver. In one aspect, a method includes determining a fluorescent toner color to be provided at the location based upon the density and hue angle of the target color; determining one or more reflective toner colors to be provided with the determined fluorescent toner color at the location to form the target color and the amount of the fluorescent toner color is decreased as the target color density increases. | 02-06-2014 |
20140037338 | TONER PRINT WITH EFFICIENTLY ENHANCED GAMUT - Toner prints with efficiently enhanced gamut are provided. In one aspect a toner print comprises a receiver and a toner image fused to the receiver. The toner image has a first area with a first density at a first hue angle formed by a first amount of a fluorescent toner colorant at the first area; and, a second area with a second density at the first hue angle formed by a second amount of the fluorescent toner color that is lower than the first amount of fluorescent toner colorant. The second density is greater than the first density. | 02-06-2014 |
20140212642 | ENHANCED COLOR TONER IMAGES USING FLUORESCING MAGENTA TONERS - A composite color toner image can be enhanced in a printed receiver material by having a separate fluorescing magenta toner image applied over it to provide a “pinkish” fluorescing effect. This separate fluorescing magenta toner image is obtained using visible fluorescing dry magenta toner particles, each of which has a polymeric binder phase and a visible fluorescing colorant that emits at one or more peak wavelengths of from 510 nm and to and including 590 nm. The covering power of the fused visible fluorescing magenta toner particles in the enhanced composite color toner image is at least 350 cm | 07-31-2014 |
20140272339 | FLUORESCING YELLOW TONER PARTICLES AND METHODS OF USE - A fluorescing yellow polymeric toner particle comprises one or more non-fluorescing yellow colorants, and one or more fluorescing yellow colorants having one or more emission peak wavelengths of at least 480 nm and up to and including 600 nm. These fluorescing yellow polymeric toner particles can be used to provide multicolor toner images with increased yellow color gamut. | 09-18-2014 |
20140320927 | INKJET PRINTING WITH INCREASED GAMUT - A method for determining color separation image data for printing for an ink jet printer. Target colors are determined as a function of location in accordance with the image data, and color separation image data is determined specifying amounts of a fluorescent ink and one or more non-fluorescent reflective inks to be combined to form the target colors when printed on an ink receiver. For target colors having a specified hue angle the amount of the fluorescent ink is decreased as a density of the target color increases beyond a threshold density level. | 10-30-2014 |
20140369701 | METHOD FOR CALIBRATING SPECIALTY COLOR TONER - A method for calibrating specialty toner, the method includes providing a substrate; depositing an invariant or substantially invariant laydown of a color toner on the substrate; depositing a varying laydown of the specialty toner; fusing the color toner and specialty toner to the substrate; measuring a color response signal of the substrate, color toner, and specialty toner; calculating a color response curve as function of the varying laydown of the specialty toner; comparing the color response curve to a target color response curve; and modifying printing parameters of the specialty toner to set the color response curve equal to or substantially equal to the target color response curve. | 12-18-2014 |
20150086913 | METHODS FOR USING FLUORESCING YELLOW TONER PARTICLES - A fluorescing yellow polymeric toner particle comprises one or more non-fluorescing yellow colorants, and one or more fluorescing yellow colorants having one or more emission peak wavelengths of at least 480 nm and up to and including 600 nm. These fluorescing yellow polymeric toner particles can be used to provide multicolor toner images with increased yellow color gamut on various printed receiver materials. | 03-26-2015 |
Patent application number | Description | Published |
20080312921 | SPEECH RECOGNITION UTILIZING MULTITUDE OF SPEECH FEATURES - In a speech recognition system, the combination of a log-linear model with a multitude of speech features is provided to recognize unknown speech utterances. The speech recognition system models the posterior probability of linguistic units relevant to speech recognition using a log-linear model. The posterior model captures the probability of the linguistic unit given the observed speech features and the parameters of the posterior model. The posterior model may be determined using the probability of the word sequence hypotheses given a multitude of speech features. Log-linear models are used with features derived from sparse or incomplete data. The speech features that are utilized may include asynchronous, overlapping, and statistically non-independent speech features. Not all features used in training need to appear in testing/recognition. | 12-18-2008 |
20090030692 | Natural Language System and Method Based on Unisolated Performance Metric - A natural language business system and method is developed to understand the underlying meaning of a person's speech, such as during a transaction with the business system. The system includes a speech recognition engine, and action classification engine, and a control module. The control module causes the system to execute an inventive method wherein the speech recognition and action classification models may be recursively optimized on an unisolated performance metric that is pertinent to the overall performance of the natural language business system, as opposed to the isolated model-specific criteria previously employed | 01-29-2009 |
20090055160 | Apparatus And Method For Integrated Phrase-Based And Free-Form Speech-To-Speech Translation - An apparatus and method that integrates both phrase-based and free-form speech-to-speech translation approaches using probability models. The starting step of the method is to receive vocal communication in a source language. Then store the received vocal communication. Then decipher the content of the vocal communication. Then locate in a multilingual dictionary module the corresponding translation of the deciphered vocal communication provided a preset sentence exists in a speech recognition module for the vocal communication. Then translate the vocal communication into the target language provided there is no corresponding translation located in the multilingual dictionary module. Then synthesize the translated target language when there is no corresponding translation for the vocal communication in the multilingual dictionary module. Then store the sound of the translated target language. Then play the sound of the translated target language. | 02-26-2009 |
20100274552 | APPARATUS FOR PROVIDING FEEDBACK OF TRANSLATION QUALITY USING CONCEPT-BSED BACK TRANSLATION - A concept-based back translation system includes a target language semantic parser module, a source language semantic parser module, a bi-directional machine translation module, a relevancy judging module, and a back translation display module. | 10-28-2010 |
20140032217 | NATURAL LANGUAGE SYSTEM AND METHOD BASED ON UNISOLATED PERFORMANCE METRIC - A natural language business system and method is developed to understand the underlying meaning of a person's speech, such as during a transaction with the business system. The system includes a speech recognition engine, and action classification engine, and a control module. The control module causes the system to execute an inventive method wherein the speech recognition and action classification models may be recursively optimized on an unisolated performance metric that is pertinent to the overall performance of the natural language business system, as opposed to the isolated model-specific criteria previously employed | 01-30-2014 |
Patent application number | Description | Published |
20080255472 | Ovulation-prediction devices with image processing system - An ovulation-prediction device with an image processing system containing a transmissive test platen for placing saliva samples and a miniature camera for capturing the image of saliva sample at dried state for analyzing the increase of salt content for predicting ovulation. An image processing method with an algorithm described for removing noise in a saliva sample for calculating the density of dark pixels which represents salt content in the sample. A Density Index is defined. Trend curve of Density Index vs. day is established based on the daily saliva analysis in a woman's menstrual cycle for predicting days from the ovulation. Also illustrated are applications of the image processing system in an electrical toothbrush, a dental massager and a portable compact device using a disposable tape cassette for testing saliva samples. | 10-16-2008 |
20080317505 | SINGLE-PASS BYPASS PRINTING METHOD AND APPARATUS - A single-pass bypass printing machine including: (a) a moveable photoreceptor belt for moving through an imaging path; (b) apparatus for supplying and feeding print media along a main media path and a bypass media path; (c) a first stage including at least three imaging subassemblies for forming a first color toner image on the photoreceptor; (d) a first transfer station for transferring the first color toner image onto the print media; (e) apparatus for diverting the print media from the main media path onto the bypass media path; (f) a second stage including at least one marking engine for forming a second color toner image on the photoreceptor; (g) apparatus for moving the print media from the bypass media path back into the main media path; and (h) a second transfer station for transferring the second color toner image onto the print media, forming a desired multi-color toner image on the print media. | 12-25-2008 |
20120059349 | IMPLANTABLE DRUG DELIVERY DEVICES - The invention relates generally to implantable drug delivery devices. Devices having a single drug chamber configuration, a divided drug chamber configuration and a compact dual-drug configuration are described. The devices have features to prevent clogging of the dispensing catheter and the creation of a local vacuum caused by the dispensing of the drug fluid. Also provided are features of a failsafe refilling process, automatic refill notification, and performance verification process. The divided drug chamber configuration enables frequent or continuous minute doses. A dual-drug chamber configuration uses self-locking refill containers to prevent mismatching between refill containers and drug chambers. | 03-08-2012 |
20120183343 | PUMP TOOTHBRUSH WITH INTEGRATED DENTIFRICE DISPENSING PLATFORM AND DISPOSABLE BRISTLE HEAD - Pump toothbrush comprising a pump head, a refillable cartridge containing dentifrice material, an integrated dispensing platform and a disposable bristle head. The pump head includes an inlet connector for attaching the cartridge, a pumping chamber attached with an elastic compressible button, and a dispensing platform. The dispensing platform contains a flow channel and a self-sealing slit-spout to prevent drying of the dentifrice material at the spout. The slit spout opens and closes automatically when the compressible button is pressed and released. The bristle head, which is the disposable part of the pump toothbrush, is attached to the dispensing platform for structural support and receiving the dentifrice material from the slit spout. Gum-guard elements are optionally attached to the periphery of the dispensing platform for massaging gums. | 07-19-2012 |
20130011177 | Dentifrice dispensing electrical toothbrush with integrated dispensing platform and self sealing spout - Dentifrice dispensing electrical toothbrush comprising a driver-pump head with a dispensing platform, a replaceable brush unit and a handle having a battery and a cartridge containing dentifrice material. The replaceable brush unit includes a oscillatory brush element and a brush element having a circular or an elongated spout opening as well as a snap-on mounting bracket for fastening to the driver-pump head. The dispensing platform contains a flow channel and a self-sealing spout to prevent drying of the dentifrice material at the spout. The self-sealing spout opens and closes automatically during a pumping action. The brush element with a spout opening is detachably mounted over the spout fixed on the dispensing platform to allow for brush oscillation around the spout and receive the dentifrice material dispensed from the flow channel. Different drive mechanisms are used to impart rotary, lateral or longitudinal oscillation on a brush element in a brush unit. | 01-10-2013 |
20140142556 | IMPLANTABLE DRUG DELIVERY DEVICES - The invention relates generally to implantable drug delivery devices. Devices having a single drug chamber configuration, a divided drug chamber configuration and a compact dual-drug configuration are described. The devices have features to prevent clogging of the dispensing catheter and the creation of a local vacuum caused by the dispensing of the drug fluid. Also provided are features of a failsafe refilling process, automatic refill notification, and performance verification process. The divided drug chamber configuration enables frequent or continuous minute doses. A dual-drug chamber configuration uses self-locking refill containers to prevent mismatching between refill containers and drug chambers. | 05-22-2014 |
20140214010 | DRUG DELIVERY DEVICE WITH COMPRESSIBLE FLUID CHAMBERS - A drug delivery device utilizing compressible fluid chambers for actuation is disclosed. The device includes a compressible dispensing chamber situated in a first compartment and a compressible filler-fluid chamber in flow communication with the first compartment. The compressible dispensing chamber is attached with a reciprocating plunger for dispensing the drug fluid. The drug chamber is refillable with a refill container that uses a compressible pouch containing the refill drug fluid. The refilling process is failsafe enabled by the insertion of the refill container needle only at the correct position to activate an internal contact switch. The compressible-wall configurations enable low dispensing forces without leakage of the drug fluid. | 07-31-2014 |