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"I watched his countenance closely, to see if he was not deranged ... and I was assured by other senators after he left the room that they had no confidence in it."
U.S. Senator Smith of Indiana ; After seeing Samuel Morse demonstrate the telegraph.
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| Number | Title | Issue Date |
| 7436994 | System of using neural network to distinguish text and picture in images and method thereof This specification discloses a system of using a neural network to distinguish text and pictures in an image and the method thereof. Using the knowledge of text recognition learned by the neural network in advance, images data of color brightness and gray levels in ... | 10/14/2008 |
| 7336849 | Exposure correction method for digital images An exposure correction method for digital images first computes a gray-level histogram of an image. Then determine whether the exposure of the image is normal from the gray-level histogram, thereby determining an exposure threshold. The central region of the image i... | 02/26/2008 |
| 7246132 | Method of storing compressed data A method of storing compressed data first compresses source data, generating compressed data, and computes the total compression length in each row of the compressed data. The number of rows of compressed data that the biggest memory block can accommodate is compute... | 07/17/2007 |
| 7126613 | Graphic processing method A graphic processing method is implemented to determine which processing method is to be performed to improve graphic processing speed. First, it is determined whether the document page to be processed includes a large amount of graphics, in which case the document ... | 10/24/2006 |
| 7126644 | Rapid white balance method for color digital images A rapid white balance method for color digital image is disclosed. This method is applied to RGB color regions in an image. First, the image is divided into several blocks to obtain the G parameter, then the averaged R and B parameters of each block, thereby obtaini... | 10/24/2006 |
| 6971075 | Circuit design method to control access pointers of different memory A circuit design method to control access pointers of different memory used to transfer the data buffer of printers. The proposed control signal circuit employs a read control signal circuit and a write control signal circuit to receive and send m+n-bit control sign... | 11/29/2005 |
| 6928390 | Method of nonlinear calibration of halftone screen Calibration could be implemented in several stages during the color rendering processes. One possible and efficient place to put the calibration to work is in the screen table itself. In order to make the screen intelligent enough to adjust the factor results from o... | 08/09/2005 |
| 6903842 | Method for generating full-page print data A method for converting a document into a full-page image using a graphical device interface (GDI) of an operating system is disclosed. The GDI provides objects of the document and coordinates of the objects in the document. The document is divided into a plurality ... | 06/07/2005 |
| 6822751 | Method and system for monochrome multi-beam printing with edge enhancement A system and a method provide edge enhancement for a printer engine which produces multiple laser beams for marking a corresponding number of scan lines on at least one photosensitive medium. A corresponding number of windows are created. Each window contains data o... | 11/23/2004 |
| 6778296 | Color imaging processing method with boundary detection and enhancement A color image processing provides a thin-line enhancement module for a color image for finding and keeping thin lines in the color image. A boundary enhancement module is provided for finding and keeping the boundary in the color image. A de-background module is pro... | 08/17/2004 |
| 6750986 | Color image processing method with thin-line detection and enhancement A color image processing provides a thin-line enhancement module for a color image for finding and keeping thin lines in the color image. A boundary enhancement module is provided for finding and keeping the boundary in the color image. A de-background module is pro... | 06/15/2004 |
| 6614557 | Method for degrading grayscale images using error-diffusion based approaches An image transformation method to reduce the number of the gray levels is disclosed. Error diffusion, error bias and a programmable integer C are utilized. For the focus pixel, the value Gi of the original gray scale is read. The related errors... | 09/02/2003 |
| 6483605 | Method for transforming an image from a resolution to a lower resolution A method for transforming a source image into a target image with the original resolution N time to the target resolution is disclosed. The original image data of pixels is read and stored for N scan lines and grouped into a series of matrices each includ... | 11/19/2002 |
| 6469800 | Method for converting vertical resolutions to printer-based resolutions A method for converting a facsimile-based vertical resolution to a printer-based vertical resolution is disclosed. The printer-based vertical resolution is firstly divided by using the facsimile-based vertical resolution to obtain a quotient and a remaind... | 10/22/2002 |
| 6467087 | Method for updating a printer firmware A method for updating a printer firmware is disclosed. The method achieves updating a printer firmware by use of downloading a printer firmware from the network or some media. More specifically, a Printer Job Language (PJL) Download Command of printer fir... | 10/15/2002 |
| 6146031 | Method and apparatus for controlling a thermal printer head A method and apparatus for controlling a thermal printer head. The temperature of a recording medium is sensed to determine a heating parameter for controlling the heat supplied to the thermal printer head. A transforming circuit receives image data and t... | 11/14/2000 |
| 6130762 | Paper advance mechanism and printer using the same A paper advance mechanism which minimizes the size of a printer includes a printer head and a platen disposed below the printer head and separated from the printer head by a gap. A first channel defined by the platen and a chassis is in the form of an arc... | 10/10/2000 |
