Patents by Inventor Thomas Lloyd Credelle

Thomas Lloyd Credelle 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: 10163985
    Abstract: A subpixel arrangement structure for a display device includes a plurality of unit pixels each having a red subpixel, a green subpixel, and a blue subpixel. The red, green, and blue subpixels form a delta arrangement. Green subpixels are disposed on a plurality of first subpixel arrangement lines, each of which extends along a direction of a first axis. Two red subpixels and two blue subpixels are alternately disposed along the first axis direction on a plurality of second subpixel arrangement lines. Each of the plurality of second subpixel arrangement lines is positioned between every two of the plurality of first subpixel arrangement lines and extends along the first axis direction.
    Type: Grant
    Filed: November 28, 2016
    Date of Patent: December 25, 2018
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Soonjae Hwang, Homin Lim, Hanareum Jung, Thomas Lloyd Credelle
  • Publication number: 20170077191
    Abstract: A subpixel arrangement structure for a display device includes a plurality of unit pixels each having a red subpixel, a green subpixel, and a blue subpixel. The red, green, and blue subpixels form a delta arrangement. Green subpixels are disposed on a plurality of first subpixel arrangement lines, each of which extends along a direction of a first axis. Two red subpixels and two blue subpixels are alternately disposed along the first axis direction on a plurality of second subpixel arrangement lines. Each of the plurality of second subpixel arrangement lines is positioned between every two of the plurality of first subpixel arrangement lines and extends along the first axis direction.
    Type: Application
    Filed: November 28, 2016
    Publication date: March 16, 2017
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Soonjae HWANG, Homin LIM, Hanareum JUNG, Thomas Lloyd CREDELLE
  • Patent number: 9583034
    Abstract: A subpixel arrangement structure for a display device includes a plurality of unit pixels each having a red subpixel, a green subpixel, and a blue subpixel. The red, green, and blue subpixels form a delta arrangement. Green subpixels are disposed on a plurality of first subpixel arrangement lines, each of which extends along a direction of a first axis. Two red subpixels and two blue subpixels are alternately disposed along the first axis direction on a plurality of second subpixel arrangement lines. Each of the plurality of second subpixel arrangement lines is positioned between every two of the plurality of first subpixel arrangement lines and extends along the first axis direction.
    Type: Grant
    Filed: July 27, 2011
    Date of Patent: February 28, 2017
    Assignee: LG Display Co., Ltd.
    Inventors: Soonjae Hwang, Homin Lim, Hanareum Jung, Thomas Lloyd Credelle
  • Patent number: 9041625
    Abstract: A subpixel arrangement structure for a display device, including a plurality unit pixels each having a red subpixel, a green subpixel and a blue subpixel, wherein openings of the red and green subpixels of each unit pixel are aligned along a direction of a column axis, and wherein an opening of the blue subpixel of each unit pixel is aligned along a direction of a row axis that is perpendicular to the column axis or arranged in zigzags along the direction of the row axis.
    Type: Grant
    Filed: April 12, 2011
    Date of Patent: May 26, 2015
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Soonjae Hwang, Jongsik Shim, Homin Lim, Minkyu Chang, Kyoungsik Choi, Thomas Lloyd Credelle
  • Patent number: 9001167
    Abstract: A display device having subpixel repeating groups is presented. Each subpixel repeating group has an even number of four or more subpixels and includes odd-numbered subpixels and even-numbered subpixels alternately arranged in a row direction, each subpixel having a color. A data driver is configured to provide data signals to the subpixels such that the odd-numbered subpixels have a polarity that is opposite that of the even-numbered subpixels in each of the subpixel repeating groups. A first subpixel repeating group and a second subpixel repeating group are adjacent in the row direction. The first subpixel of the first subpixel repeating group and the first subpixel of the second subpixel repeating group have the same color and opposite polarities.
    Type: Grant
    Filed: April 27, 2012
    Date of Patent: April 7, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Thomas Lloyd Credelle, Matthew Osborne Schlegel
  • Patent number: 8933959
    Abstract: Display devices and systems are configured with display panels substantially comprising one of several embodiments of three primary color or multi-primary color subpixel repeating groups that are particularly suitable for directional display devices which produce at least two images simultaneously, such as autostereoscopic three-dimensional display devices or multi-view devices. Input image data indicating an image is rendered to a device configured with one of the illustrated subpixel repeating groups using a subpixel rendering operation.
    Type: Grant
    Filed: February 8, 2008
    Date of Patent: January 13, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Candice Hellen Brown Elliott, Thomas Lloyd Credelle, Matthew Osborne Schlegel
  • Patent number: 8797344
    Abstract: A display system comprises line buffer memory that stores input image data in a first color space, and a plurality of gamut mapping modules that accept the input image data from the line buffer memory and performs a gamut mapping operation to produce mapped image data specified in a second color space. The system also includes a subpixel rendering module that renders the image data specified in the second color space for display on a display panel substantially comprised of a particular subpixel repeating group. The system architecture utilizes a plurality of gamut mapping modules which in turn allows for a reduction in the size of line buffer memory needed for the subpixel rendering operation.
    Type: Grant
    Filed: October 13, 2006
    Date of Patent: August 5, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: SeokJin Han, Thomas Lloyd Credelle
  • Patent number: 8754913
    Abstract: A subpixel arrangement structure for a display device, including a plurality of unit pixels each having a red subpixel, a green subpixel and a blue subpixel which form a delta arrangement structure, wherein openings of the red and green subpixels of each unit pixel are substantially aligned along a direction of a column axis, wherein an opening of the blue subpixel of each until pixel are substantially aligned along the direction of the column axis or a direction of a row axis that is perpendicular to the column axis, and wherein two of the plurality of unit pixels of each pixel group, that are positioned adjacent to each other in the direction of the column axis or the direction of the row axis, share one blue subpixel with each other.
    Type: Grant
    Filed: April 12, 2011
    Date of Patent: June 17, 2014
    Assignee: LG Display Co., Ltd.
    Inventors: Soonjae Hwang, Jongsik Shim, Homin Lim, Minkyu Chang, Kyoungsik Choi, Thomas Lloyd Credelle
  • Patent number: 8704744
    Abstract: Methods are disclosed to render image data over time. In one embodiment, a mapping from image data values to first and second sets of subpixels in a plurality of output frames uses brightness versus viewing angle performance measures to reduce color error when the image is viewed on the display panel at an off-normal viewing angle. In another embodiment, temporal subpixel rendering is used to improve the viewing angle in LCD displays or to improve subpixel rendering in other display technologies.
    Type: Grant
    Filed: February 8, 2013
    Date of Patent: April 22, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Moon Hwan Im, Thomas Lloyd Credelle, Matthew Osbourne Schlegel
  • Patent number: 8633886
    Abstract: A display is disclosed having crossover connections effecting polarity inversion. The display includes a panel comprising a subpixel repeating group having an even number of repeating subpixels in a first direction. The display also includes a driver circuit coupled to the panel to provide image data signals effecting polarity inversion to the panel. The display also includes a plurality of crossover connections from the driver circuit to the columns of the panel such that polarities of same color subpixels in the first direction alternate at a spatial frequency sufficient to abate undesirable visual effects on the panel when an image is displayed thereon; each crossover connection applying the same polarity to each subpixel in the column.
    Type: Grant
    Filed: September 14, 2011
    Date of Patent: January 21, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Thomas Lloyd Credelle, Matthew Osborne Schlegel
  • Patent number: 8519910
    Abstract: An image processing method comprises: (A) separating R and B data and G data from input data; (B) loading data corresponding to respective odd rows of gamma-converted R and B data, and storing data corresponding to respective even rows of the R and B data adjacent to the loaded odd rows; (C) loading two R data of the even row, along with two R data of the odd row corresponding to a first display position, so as to form a 2×2 R pixel area, and loading two B data of the even row, along with two B data of the odd row corresponding to a second display position, so as to form a 2×2 B pixel area; (D) computing the sharpness of the corresponding display data by comparing the data in each of the R and B pixel areas column by column and row by row; (E) computing the luminance of the display data by taking the average value of the data corresponding to the odd row of each of the R and B pixel areas; (F) determining the gray scale value of output R data by adding the sharpness to the luminance of the R data, and determi
    Type: Grant
    Filed: December 21, 2010
    Date of Patent: August 27, 2013
    Assignee: LG Display Co., Ltd.
    Inventors: Byunghwee Park, Namyang Lee, Thomas Lloyd Credelle
  • Patent number: 8516683
    Abstract: Methods and apparatuses for an electronic assembly. The electronic assembly has a first object created and separated from a host substrate. The first object has a first electrical circuitry therein. A carrier substrate is coupled to the first object wherein the first object is being recessed below a surface of the carrier substrate. The carrier substrate further includes a first carrier connection pad and a second carrier connection pad that interconnect with the first object using metal connectors. A receiving substrate, which is substantially planar, including a second electrical circuitry, a first receiving connection pad, and a second receiving connection pad that interconnect with the second electrical circuitry using the metal connectors. The carrier substrate is coupled to the receiving substrate using the connection pads mentioned.
    Type: Grant
    Filed: July 14, 2009
    Date of Patent: August 27, 2013
    Assignee: Alien Technology Corporation
    Inventors: Thomas Lloyd Credelle, Glenn Gengel, Roger Green Stewart, William Hill Joseph
  • Patent number: 8456496
    Abstract: Various embodiments of a sub-pixel octal grouping are disclosed. The octal grouping may comprise three-color (red, green and blue) sub-pixels with blue colored subpixel comprising twice the number of positions within the octal sub-pixel grouping as the red and green colored sub-pixels. Various embodiments for performing sub-pixel rendering on the sub-pixel groupings are disclosed.
    Type: Grant
    Filed: March 12, 2012
    Date of Patent: June 4, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventor: Thomas Lloyd Credelle
  • Patent number: 8436799
    Abstract: Systems and methods are disclosed to correct for image degraded signals on a liquid crystal display panel are disclosed. Panels that comprise a subpixel repeating group having an even number of subpixels in a first direction may have parasitic capacitance and other signal errors due to imperfect dot inversion schemes thereon. Techniques for signal correction and localizing of errors onto particular subpixels are disclosed.
    Type: Grant
    Filed: October 28, 2003
    Date of Patent: May 7, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventor: Thomas Lloyd Credelle
  • Patent number: 8421820
    Abstract: Processing data for a display including pixels, each pixel having color sub-pixels, comprises receiving pixel data. Once the pixel data is received, processing data for a display includes converting the pixel data to sub-pixel rendered data, the conversion generating the sub-pixel rendered data for a sub-pixel arrangement including alternating red and green sub-pixels on at least one of a horizontal and vertical axis. Next processing data for a display includes correcting the sub-pixel rendered data if a condition exists and outputting the sub-pixel rendered data.
    Type: Grant
    Filed: June 27, 2011
    Date of Patent: April 16, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Candice Hellen Brown Elliott, Thomas Lloyd Credelle, Paul Higgins
  • Patent number: 8411022
    Abstract: The embodiments disclosed herein comprise a plurality of modules and means to provide effect dynamic gamut mapping and backlight control.
    Type: Grant
    Filed: July 16, 2009
    Date of Patent: April 2, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Candice Hellen Brown Elliott, Thomas Lloyd Credelle, Anthony Botzas, Michael Francis Higgins
  • Patent number: 8405692
    Abstract: A transflective display panel substantially comprises a plurality of a sub-pixel grouping substantially comprising a plurality of at least first and second color sub-pixels. The plurality of the sub-pixel grouping forms an array across said display panel in a plurality of rows and columns. The first color sub-pixel is a substantially dark color sub-pixel disposed in the plurality of the sub-pixel grouping across said display panel so as to form a substantially vertical line down said display. Each sub-pixel further comprises an optical via, and the optical vias are formed in non-uniform positions upon said dark color sub-pixels.
    Type: Grant
    Filed: April 11, 2007
    Date of Patent: March 26, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Candice Hellen Brown Elliott, Thomas Lloyd Credelle, MoonHwan Im
  • Patent number: 8378947
    Abstract: Methods are disclosed to render image data over time. In one embodiment, a mapping from image data values to first and second sets of subpixels in a plurality of output frames uses brightness versus viewing angle performance measures to reduce color error when the image is viewed on the display panel at an off-normal viewing angle. In another embodiment, temporal subpixel rendering is used to improve the viewing angle in LCD displays or to improve subpixel rendering in other display technologies.
    Type: Grant
    Filed: August 7, 2006
    Date of Patent: February 19, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Moon Hwan Im, Thomas Lloyd Credelle, Mathew Osborne Schlegel
  • Patent number: 8294741
    Abstract: Novel three-color and four-color subpixel arrangements and architectures for display and the like are herein disclosed. Novel techniques for subpixel rendering on the above subpixel arrangements are also herein disclosed.
    Type: Grant
    Filed: March 1, 2010
    Date of Patent: October 23, 2012
    Assignee: Samsung Display Co., Ltd.
    Inventors: Candice Hellen Brown Elliott, Thomas Lloyd Credelle, Edward Eastle Thompson, Michael Francis Higgins
  • Patent number: 8259127
    Abstract: In one embodiment of the display system, the display system comprises an image pipeline that accepts input color image data of one color gamut to be rendered on a display having high brightness subpixel layouts. In one embodiment, the system comprises a boost function that maps the input color data onto another color gamut that boosts the luminance of colors that might appear dark if rendered against a white or very light background.
    Type: Grant
    Filed: September 25, 2007
    Date of Patent: September 4, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: MoonHwan Im, Thomas Lloyd Credelle