Patents by Inventor Nikita Gurudath
Nikita Gurudath has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11636296Abstract: A system is disclosed. The system includes at least one physical memory device to store compensation logic and one or more processors coupled with the at least one physical memory device to execute the compensation logic to generate inverse transfer functions for each of a plurality of color planes to compensate for non-functioning pel forming elements based on ink deposition functions for groups of pel forming elements including functioning pel forming elements and the non-functioning pel forming elements, wherein the inverse transfer functions transform output digital counts and the ink deposition functions represent output ink amount versus input digital count and generate compensated halftones for each of a plurality of color planes based on the inverse transfer functions.Type: GrantFiled: March 1, 2022Date of Patent: April 25, 2023Assignee: Ricoh Company, Ltd.Inventors: Mikel Stanich, Walter F. Kailey, Nikita Gurudath, Ziling Zhang, Brandon Skogen
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Patent number: 11637946Abstract: A printing system is disclosed. The printing system includes at least one physical memory device to store halftone calibration logic and one or more processors coupled with the at least one physical memory device to execute the halftone calibration logic to receive print image measurement data corresponding to a first halftone design associated with each of a plurality of pel forming elements, generate measurement data for each of the pel forming elements based on the print image measurement data, generate a uniformity compensated halftone for each of the pel forming elements based on inverse transfer functions corresponding to each of the pel forming elements and the first halftone design and transmit the uniformity compensated halftone for each of the pel forming elements.Type: GrantFiled: November 24, 2021Date of Patent: April 25, 2023Assignee: Ricoh Company, Ltd.Inventors: Mikel Stanich, Nikita Gurudath, Walter F. Kailey
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Publication number: 20230120258Abstract: A system is disclosed. The system includes at least one physical memory device to store compensation logic and one or more processors coupled with the at least one physical memory device to execute the compensation logic to generate first ink deposition function representing a first output ink amount versus input digital count for each of a plurality of color planes without pel forming element artifacts, generate second ink deposition function representing a second output ink amount versus input digital count for each of the plurality of color planes with the pel forming element artifacts and generate compensated halftones for each of the plurality of color planes based on the first ink deposition function and the second ink deposition function.Type: ApplicationFiled: October 20, 2021Publication date: April 20, 2023Applicant: Ricoh Company, Ltd.Inventors: Mikel Stanich, Walter F. Kailey, Nikita Gurudath, Ziling Zhang, Brandon Skogen
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Publication number: 20230123461Abstract: A system is disclosed. The system includes at least one physical memory device to store compensation logic and one or more processors coupled with the at least one physical memory device to execute the compensation logic to generate first ink deposition function representing a first output ink amount versus input digital count for each of a plurality of color planes, generate second ink deposition function representing a second output ink amount versus input digital count for each of the plurality of color planes and generate transfer functions for each of the plurality of color planes based on the first ink deposition function and the second ink deposition function, wherein the transfer functions transform input digital counts.Type: ApplicationFiled: October 20, 2021Publication date: April 20, 2023Applicant: Ricoh Company, Ltd.Inventors: Mikel Stanich, Walter F. Kailey, Nikita Gurudath, Ziling Zhang, Brandon Skogen
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Patent number: 11630975Abstract: A printing system is disclosed.Type: GrantFiled: March 1, 2022Date of Patent: April 18, 2023Assignee: Ricoh Company, Ltd.Inventors: Soraya Terrab, Mikel Stanich, Ziling Zhang, Nikita Gurudath, Walter F. Kailey, James Chauvin
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Patent number: 11632487Abstract: A printing system is disclosed.Type: GrantFiled: March 1, 2022Date of Patent: April 18, 2023Assignee: Ricoh Company, Ltd.Inventors: Soraya Terrab, Mikel Stanich, Ziling Zhang, Nikita Gurudath, Walter F. Kailey, James Chauvin
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Patent number: 11570311Abstract: A printing system is disclosed. The printing system includes at least one physical memory device to store nozzle correction logic and one or more processors coupled with at least one physical memory device to execute the nozzle correction logic to receive a uniformity compensated halftone design for each of a plurality of pel forming elements, receive an average missing neighbor threshold lowering function, receive a defective nozzles list including one or more of the plurality of pel forming elements indicated as defective during print production and perform missing neighbor processing by applying the average missing neighbor threshold lowering function associated with a pel forming element determined to be a neighbor of a defective pel forming element.Type: GrantFiled: March 5, 2021Date of Patent: January 31, 2023Assignee: Ricoh Company, Ltd.Inventors: Walter F. Kailey, Nikita Gurudath, Mikel Stanich, William Manchester, Ziling Zhang
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Patent number: 11570332Abstract: A printing system is disclosed. The printing system includes at least one physical memory device to store ink model estimation logic and one or more processors coupled with the at least one physical memory device to execute the ink model estimation logic to generate color space ink model parameter data for a print system based on an ink deposition data and color space measurement data for one of a plurality of inks for the print system.Type: GrantFiled: February 25, 2021Date of Patent: January 31, 2023Assignee: Ricoh Company, Ltd.Inventors: Mikel Stanich, Pallavi Premkumar, Nikita Gurudath
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Patent number: 11539857Abstract: A printing system is disclosed. The printing system includes at least one physical memory device to store calibration logic and one or more processors coupled with the at least one physical memory device to execute the calibration logic to generate a uniformity compensated halftone design for each of a plurality of pel forming elements, generate a missing neighbor corrected halftone design for each of the pel forming elements, generate a missing neighbor threshold lowering function for each of the pel forming elements based on the uniformity compensated halftone designs and the missing neighbor corrected halftone design and compute an average of the missing neighbor threshold lowering functions to generate an average missing neighbor threshold lowering function.Type: GrantFiled: March 5, 2021Date of Patent: December 27, 2022Assignee: Ricoh Company, Ltd.Inventors: Walter F Kailey, Nikita Gurudath, Mikel Stanich, William Manchester, Ziling Zhang
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Patent number: 11521031Abstract: A system is disclosed. The system at least one physical memory device to store ink estimation logic and one or more processors coupled with the at least one physical memory device, to execute the ink estimation logic to receive a histogram for each of a plurality of color planes, receive uncalibrated ink deposition data for a printing system, perform a direct conversion of the uncalibrated ink deposition data to generate first calibrated ink deposition data and generate estimated ink usage data for each of the plurality of color planes based on the histograms and the first calibrated ink deposition data.Type: GrantFiled: March 30, 2021Date of Patent: December 6, 2022Assignee: Ricoh Company, Ltd.Inventors: Mikel Stanich, Nikita Gurudath
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Patent number: 11475260Abstract: A printing system is disclosed. The printing system includes at least one physical memory device to store ink model logic and one or more processors coupled with the at least one physical memory device to execute the ink model logic to generate first ink model parameter data for a first print medium based on first ink deposition data for a second print medium and first optical density measurement data for the first print medium.Type: GrantFiled: February 2, 2021Date of Patent: October 18, 2022Assignee: Ricoh Company, Ltd.Inventors: Mikel Stanich, Nikita Gurudath, Pallavi Premkumar, Ziling Zhang, Burke Larsen
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Patent number: 11477343Abstract: A printing system is disclosed. The printing system includes a printer to print image data to a medium and a print controller including a halftone calibration module to dynamically generate calibrated halftones to compensate for optical density changes that occur at the printer.Type: GrantFiled: October 20, 2021Date of Patent: October 18, 2022Assignee: Ricoh Company, Ltd.Inventors: Mikel Stanich, Nikita Gurudath, Larry Ernst, Walter F. Kailey
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Publication number: 20220288945Abstract: A printing system is disclosed. The printing system includes at least one physical memory device to store nozzle correction logic and one or more processors coupled with at least one physical memory device to execute the nozzle correction logic to receive a uniformity compensated halftone design for each of a plurality of pel forming elements, receive an average missing neighbor threshold lowering function, receive a defective nozzles list including one or more of the plurality of pel forming elements indicated as defective during print production and perform missing neighbor processing by applying the average missing neighbor threshold lowering function associated with a pel forming element determined to be a neighbor of a defective pel forming element.Type: ApplicationFiled: March 5, 2021Publication date: September 15, 2022Applicant: Ricoh Company, Ltd.Inventors: Walter F. Kailey, Nikita Gurudath, Mikel Stanich, William Manchester, Ziling Zhang
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Patent number: 11443152Abstract: A printing system is disclosed.Type: GrantFiled: March 5, 2021Date of Patent: September 13, 2022Assignee: Ricoh Company, Ltd.Inventors: Mikel Stanich, Nikita Gurudath, Walter F. Kailey
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Publication number: 20220286579Abstract: A printing system is disclosed. The printing system includes at least one physical memory device to store calibration logic and one or more processors coupled with the at least one physical memory device to execute the calibration logic to generate a uniformity compensated halftone design for each of a plurality of pel forming elements, generate a missing neighbor corrected halftone design for each of the pel forming elements, generate a missing neighbor threshold lowering function for each of the pel forming elements based on the uniformity compensated halftone designs and the missing neighbor corrected halftone design and compute an average of the missing neighbor threshold lowering functions to generate an average missing neighbor threshold lowering function.Type: ApplicationFiled: March 5, 2021Publication date: September 8, 2022Applicant: Ricoh Company, Ltd.Inventors: Walter F. Kailey, Nikita Gurudath, Mikel Stanich, William Manchester, Ziling Zhang
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Publication number: 20220286578Abstract: A printing system is disclosed.Type: ApplicationFiled: March 5, 2021Publication date: September 8, 2022Applicant: Ricoh Company, Ltd.Inventors: Mikel Stanich, Nikita Gurudath, Walter F. Kailey
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Publication number: 20220284247Abstract: A printing system is disclosed.Type: ApplicationFiled: March 5, 2021Publication date: September 8, 2022Applicant: Ricoh Company, Ltd.Inventors: Mikel Stanich, Nikita Gurudath, Walter F. Kailey
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Publication number: 20220286581Abstract: A system is disclosed. The system includes at least one physical memory device to store calibration logic and one or more processors coupled with the at least one physical memory device to execute the calibration logic to receive an image having a blended input color comprising a first primary color value and a second primary color value, generate blend weights for the blended input color based on the first primary color value and the second primary color value, receive a plurality of transfer functions corresponding to each of the first primary color value and the second primary color values and apply the blend weights and the plurality of transfer functions to the first primary color value and the second primary color value to generate a uniformity corrected first primary color value and a uniformity corrected second primary color value associated with the blended input color.Type: ApplicationFiled: March 5, 2021Publication date: September 8, 2022Applicant: Ricoh Company, Ltd.Inventors: Walter F. Kailey, Mikel Stanich, Nikita Gurudath
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Publication number: 20220284250Abstract: A system is disclosed. The system includes at least one physical memory device to store calibration logic and one or more processors coupled with the at least one physical memory device to execute the calibration logic to receive an image having a blended input color comprising a first primary color value and a second primary color value, generate blend weights for the blended input color based on the first primary color value and the second primary color value, receive a plurality of halftone designs corresponding to each of the first primary color value and the second primary color values and apply the blend weights and the plurality of halftone designs to the first primary color value and the second primary color value to generate a uniformity corrected halftone design associated with the first primary color value and a uniformity corrected halftone design associated with the second primary color value.Type: ApplicationFiled: March 5, 2021Publication date: September 8, 2022Applicant: Ricoh Company, Ltd.Inventors: Walter .F Kailey, Mikel Stanich, Nikita Gurudath
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Publication number: 20220272230Abstract: A printing system is disclosed. The printing system includes at least one physical memory device to store ink model estimation logic and one or more processors coupled with the at least one physical memory device to execute the ink model estimation logic to generate color space ink model parameter data for a print system based on an ink deposition data and color space measurement data for one of a plurality of inks for the print system.Type: ApplicationFiled: February 25, 2021Publication date: August 25, 2022Applicant: Ricoh Company, Ltd.Inventors: Mikel Stanich, Pallavi Premkumar, Nikita Gurudath