Patents by Inventor Madhura A. Sathe

Madhura A. Sathe 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).

  • Patent number: 7952775
    Abstract: A gray scale image cleaning algorithm for improved check code line OCR. An image processing system for processing a gray scale image is provided that includes: a system for generating a first thresholded black white image from the gray scale image; a system for generating a second thresholded black white image from the gray scale image, wherein the second thresholded black white image is generated with a higher threshold value than the first thresholded black white image; and a system for logically combining the first and second thresholded black white images to generate a composite image.
    Type: Grant
    Filed: January 9, 2009
    Date of Patent: May 31, 2011
    Assignee: International Business Machines Corporation
    Inventors: Ravinder Prakash, Robert W. Kruppa, Rodney G. Moon, Madhura Sathe
  • Patent number: 7885474
    Abstract: A solution for detecting a streak in a JPEG image is disclosed that includes an extraction system for extracting a DC value from each cell block in the compressed image; an identification system for identifying a peak DC value in each rank of cell blocks within the compressed image; and an analysis system for analyzing the peak DC values to determine if a streak exists in the compressed image.
    Type: Grant
    Filed: February 6, 2009
    Date of Patent: February 8, 2011
    Assignee: International Business Machines Corporation
    Inventors: Ravinder Prakash, Madhura Sathe
  • Publication number: 20100195895
    Abstract: A solution for detecting a streak in a JPEG image is disclosed that includes an extraction system for extracting a DC value from each cell block in the compressed image; an identification system for identifying a peak DC value in each rank of cell blocks within the compressed image; and an analysis system for analyzing the peak DC values to determine if a streak exists in the compressed image.
    Type: Application
    Filed: February 6, 2009
    Publication date: August 5, 2010
    Inventors: Ravinder Prakash, Madhura Sathe
  • Patent number: 7684646
    Abstract: A system and method for determining skew of a document image. An image processing system is provided, comprising: an image segmentation system that identifies and segments a line of printed characters; and a skew processing system that determines the skew by calculating slope values for pairs of characters in the line.
    Type: Grant
    Filed: October 22, 2008
    Date of Patent: March 23, 2010
    Assignee: International Business Machines Corporation
    Inventors: Ravinder Prakash, Madhura Sathe
  • Publication number: 20090116725
    Abstract: A gray scale image cleaning algorithm for improved check code line OCR. An image processing system for processing a gray scale image is provided that includes: a system for generating a first thresholded black white image from the gray scale image; a system for generating a second thresholded black white image from the gray scale image, wherein the second thresholded black white image is generated with a higher threshold value than the first thresholded black white image; and a system for logically combining the first and second thresholded black white images to generate a composite image.
    Type: Application
    Filed: January 9, 2009
    Publication date: May 7, 2009
    Inventors: Ravinder Prakash, Robert W. Kruppa, Rodney G. Moon, Madhura Sathe
  • Patent number: 7522761
    Abstract: A system and method for detecting a streak in a JPEG image. A system is provided that includes an extraction system for extracting a DC value from each cell block in the compressed image; an identification system for identifying a peak DC value in each rank of cell blocks within the compressed image; and an analysis system for analyzing the peak DC values to determine if a streak exists in the compressed image.
    Type: Grant
    Filed: September 2, 2005
    Date of Patent: April 21, 2009
    Assignee: International Business Machines Corporation
    Inventors: Ravinder Prakash, Madhura Sathe
  • Patent number: 7519214
    Abstract: A system and method for determining skew of a document image. An image processing system is provided, comprising: an image segmentation system that identifies and segments a line of printed characters; and a skew processing system that determines the skew by calculating slope values for pairs of characters in the line.
    Type: Grant
    Filed: October 31, 2007
    Date of Patent: April 14, 2009
    Assignee: International Business Machines Corporation
    Inventors: Ravinder Prakash, Madhura Sathe
  • Patent number: 7499580
    Abstract: A system for determining the image resolution of a check image using MICR characters. The disclosed system includes an extracting system for extracting a magnetic ink code recognition (MICR) code line from the document image, wherein the extracting system provides coordinate values for each of a plurality of MICR characters in the MICR code line; a calculating system for calculating a set of resolution values based on the coordinate values of the MICR characters; and a statistical analysis system that calculates a representative resolution value from the set of resolution values.
    Type: Grant
    Filed: April 25, 2008
    Date of Patent: March 3, 2009
    Assignee: International Business Machines Corporation
    Inventors: Ravinder Prakash, Rodney G. Moon, Madhura A. Sathe, Clair F. Rohe
  • Publication number: 20090046950
    Abstract: A system and method for determining skew of a document image. An image processing system is provided, comprising: an image segmentation system that identifies and segments a line of printed characters; and a skew processing system that determines the skew by calculating slope values for pairs of characters in the line.
    Type: Application
    Filed: October 22, 2008
    Publication date: February 19, 2009
    Inventors: Ravinder Prakash, Madhura Sathe
  • Patent number: 7492974
    Abstract: A gray scale image cleaning algorithm for improved check code line OCR. An image processing system for processing a gray scale image is provided that includes: a system for generating a first thresholded black white image from the gray scale image; a system for generating a second thresholded black white image from the gray scale image, wherein the second thresholded black white image is generated with a higher threshold value than the first thresholded black white image; and a system for logically combining the first and second thresholded black white images to generate a composite image.
    Type: Grant
    Filed: August 18, 2005
    Date of Patent: February 17, 2009
    Assignee: International Business Machines Corporation
    Inventors: Ravinder Prakash, Robert W. Kruppa, Rodney G. Moon, Madhura Sathe
  • Publication number: 20080199067
    Abstract: A system for determining the image resolution of a check image using MICR characters. The disclosed system includes an extracting system for extracting a magnetic ink code recognition (MICR) code line from the document image, wherein the extracting system provides coordinate values for each of a plurality of MICR characters in the MICR code line; a calculating system for calculating a set of resolution values based on the coordinate values of the MICR characters; and a statistical analysis system that calculates a representative resolution value from the set of resolution values.
    Type: Application
    Filed: April 25, 2008
    Publication date: August 21, 2008
    Inventors: Ravinder Prakash, Rodney G. Moon, Madhura A. Sathe, Clair F. Rohe
  • Patent number: 7386160
    Abstract: A system and method for determining the image resolution of a check image using MICR characters. The disclosed system includes an extracting system for extracting a magnetic ink code recognition (MICR) code line from the document image, wherein the extracting system provides coordinate values for each of a plurality of MICR characters in the MICR code line; a calculating system for calculating a set of resolution values based on the coordinate values of the MICR characters; and a statistical analysis system that calculates a representative resolution value from the set of resolution values.
    Type: Grant
    Filed: December 2, 2004
    Date of Patent: June 10, 2008
    Assignee: International Business Machines Corporation
    Inventors: Ravinder Prakash, Rodney G. Moon, Madhura A. Sathe, Clair F. Rohe
  • Publication number: 20080069476
    Abstract: A system and method for determining skew of a document image. An image processing system is provided, comprising: an image segmentation system that identifies and segments a line of printed characters; and a skew processing system that determines the skew by calculating slope values for pairs of characters in the line.
    Type: Application
    Filed: October 31, 2007
    Publication date: March 20, 2008
    Inventors: Ravinder Prakash, Madhura Sathe
  • Patent number: 7336813
    Abstract: A system and method for determining skew of a document image. An image processing system is provided, comprising: an image segmentation system that identifies and segments a line of printed characters; and a skew processing system that determines the skew by calculating slope values for pairs of characters in the line.
    Type: Grant
    Filed: April 26, 2004
    Date of Patent: February 26, 2008
    Assignee: International Business Machines Corporation
    Inventors: Ravinder Prakash, Madhura Sathe
  • Publication number: 20070053575
    Abstract: A system and method for detecting a streak in a JPEG image. A system is provided that includes an extraction system for extracting a DC value from each cell block in the compressed image; an identification system for identifying a peak DC value in each rank of cell blocks within the compressed image; and an analysis system for analyzing the peak DC values to determine if a streak exists in the compressed image.
    Type: Application
    Filed: September 2, 2005
    Publication date: March 8, 2007
    Applicant: International Business Machines Corporation
    Inventors: Ravinder Prakash, Madhura Sathe
  • Publication number: 20070041629
    Abstract: A gray scale image cleaning algorithm for improved check code line OCR. An image processing system for processing a gray scale image is provided that includes: a system for generating a first thresholded black white image from the gray scale image; a system for generating a second thresholded black white image from the gray scale image, wherein the second thresholded black white image is generated with a higher threshold value than the first thresholded black white image; and a system for logically combining the first and second thresholded black white images to generate a composite image.
    Type: Application
    Filed: August 18, 2005
    Publication date: February 22, 2007
    Applicant: International Business Machines Corporation
    Inventors: Ravinder Prakash, Robert Kruppa, Rodney Moon, Madhura Sathe
  • Publication number: 20060120587
    Abstract: A system and method for determining the image resolution of a check image using MICR characters. The disclosed system includes an extracting system for extracting a magnetic ink code recognition (MICR) code line from the document image, wherein the extracting system provides coordinate values for each of a plurality of MICR characters in the MICR code line; a calculating system for calculating a set of resolution values based on the coordinate values of the MICR characters; and a statistical analysis system that calculates a representative resolution value from the set of resolution values.
    Type: Application
    Filed: December 2, 2004
    Publication date: June 8, 2006
    Applicant: International Business Machines Corporation
    Inventors: Ravinder Prakash, Rodney Moon, Madhura Sathe, Clair Rohe
  • Publication number: 20050238252
    Abstract: A system and method for determining skew of a document image. An image processing system is provided, comprising: an image segmentation system that identifies and segments a line of printed characters; and a skew processing system that determines the skew by calculating slope values for pairs of characters in the line.
    Type: Application
    Filed: April 26, 2004
    Publication date: October 27, 2005
    Inventors: Ravinder Prakash, Madhura Sathe
  • Publication number: 20050094861
    Abstract: A system and method for providing positional synchronization of characters in a multi-voting character recognition system. The system comprises a character recognition system, comprising: at least one transducer system for scanning printed character data and generating a plurality of sets of transduced character information; a position collection system for collecting positional data for characters in the plurality of sets of transduced character information; a character position synchronization system for positionally synchronizing corresponding characters from different sets of transduced character information; and a voting engine for receiving the plurality of sets of transduced character information.
    Type: Application
    Filed: October 31, 2003
    Publication date: May 5, 2005
    Applicant: International Business Machines Corporation
    Inventors: Ravinder Prakash, Madhura Sathe, Rodney Moon, Robert Kruppa