PRINTER CHARACTERIZATION, MONITORING AND DIAGNOSIS USING DYNAMIC TEST PATTERNS GENERATED BY SENSING AND ANALYZING CUSTOMER DOCUMENTS
First Claim
1. A method for automated image quality based diagnosis of a document printing system, the method comprising:
- receiving image data to be printed on a document;
printing an image on the document based on the image data;
scanning the printed image on the document with a sensor;
analyzing the scanned printed image with an image quality analysis module to identify one or more defects in the printed image;
automatically generating test pattern image data based on the one or more identified defects; and
printing and analyzing a test pattern image based on the test pattern image data.
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Accused Products
Abstract
A method for automated image quality based diagnosis of a document printing system is disclosed. The method comprises receiving image data to be printed on a document; printing an image on the document based on the image data; scanning the printed image on the document with a sensor; analyzing the scanned printed image with an image quality analysis module to identify one or more defects in the printed image; automatically generating test pattern image data based on the one or more identified defects; and printing and analyzing a test pattern image based on the test pattern image data.
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Citations
28 Claims
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1. A method for automated image quality based diagnosis of a document printing system, the method comprising:
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receiving image data to be printed on a document; printing an image on the document based on the image data; scanning the printed image on the document with a sensor; analyzing the scanned printed image with an image quality analysis module to identify one or more defects in the printed image; automatically generating test pattern image data based on the one or more identified defects; and printing and analyzing a test pattern image based on the test pattern image data. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A system for automated image quality based diagnosis of a document printing system, comprising:
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a print engine configured; to receive image data to be printed on a document, and to print an image on the document based on the image data; a sensor configured to scan the printed image; and an image quality analysis module configured to analyze the scanned printed image to identify one or more defects on the printed image; wherein the print engine is configured; to automatically generate test pattern image data based on the one or more identified defects, and to print and analyze a test pattern image based on the test pattern image data. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25)
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26. A system for pooling image quality data related to a plurality of document printing systems to obtain automated image quality based diagnosis, comprising:
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a plurality of document printing systems, each document printing system comprises; a print engine configured to receive image data to be printed on a document, and to print an image on the document based on the image data; a sensor configured to scan the printed image; an image quality analysis module configured to analyze the scanned printed image to identify one or more defects on the printed image; wherein the print engine is configured to automatically generate test pattern image based on the one or more identified defects; and to print and analyze a test pattern image based on the test pattern image data; a network; and a manufacturer/service provider; wherein an image quality data is obtained from at least one document printing system by analyzing the test pattern image from the at least one document printing system; and the manufacturer/service provider is configured to receive the image quality data from the at least one document printing system via the network. - View Dependent Claims (27, 28)
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Specification