Patents by Inventor Ian French

Ian French 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).

  • Publication number: 20240321162
    Abstract: A display device including a display panel and a driving circuit is provided. The display panel is configured to display an image frame. The driving circuit is coupled to the display panel. The driving circuit is configured to output a gate signal to drive the display panel to display the image frame during a driving period. The driving period includes a first period, a second period, and a third period. The gate signal has a first voltage level during the first period and a second voltage level during the second period. The second voltage level is greater than the first voltage level.
    Type: Application
    Filed: February 19, 2024
    Publication date: September 26, 2024
    Applicant: E Ink Holdings Inc.
    Inventors: Wen-Chuan Wang, Ian French, Kuang-Heng Liang, Chih-Ching Wang
  • Patent number: 12073764
    Abstract: A circuit driving substrate, display panel and a display driving method are provided. The circuit driving substrate includes a pixel array, a first switching circuit, a second switching circuit, a first driving circuit and a second driving circuit. The first switching circuit is coupled to the pixel array through a plurality of gate lines, and receives a first switching signal. The second switching circuit is coupled to the pixel array through the gate lines, and receives a second switching signal. The first driving circuit is coupled to the first switching circuit and configured to output the first voltage signal to the first switching circuit. The second driving circuit is coupled to the second switching circuit and configured to output a second voltage signal to the second switching circuit. The first switching circuit and the second switching circuit selectively provide the first voltage signal or the second voltage signal.
    Type: Grant
    Filed: April 28, 2023
    Date of Patent: August 27, 2024
    Assignee: E Ink Holdings Inc.
    Inventors: Wenchuan Wang, Kuang-Heng Liang, Ian French, Chih-Ching Wang
  • Publication number: 20240257773
    Abstract: An electro-optic display including a first subpixel electrode and a second subpixel electrode associated with a display pixel, and an electrophoretic display medium disposed between a common electrode and the first and second subpixel electrodes. The electro-optic display also includes a display controller circuit in electrical communication with the common electrode and a first transistor associated with the display pixel. The display controller circuit is capable of applying waveforms to the display pixel by applying one or more time-dependent voltages between the common electrode and the first subpixel electrode via the first transistor, where the one or more time-dependent voltages are applied to the first subpixel electrode. The electro-optic display also includes a second transistor in electrical communication with the first subpixel electrode and the second subpixel electrode.
    Type: Application
    Filed: January 23, 2024
    Publication date: August 1, 2024
    Inventors: Timothy J. O'MALLEY, Karl Raymond AMUNDSON, Chih-Hsiang HO, Jonathan L. ZALESKY, Yi LU, Ian FRENCH
  • Patent number: 12050330
    Abstract: A color filter array for a reflective display device includes a plurality of first filter arrays, a plurality of second filter arrays, and a plurality of third filter arrays. Each of the first filter arrays has a plurality of first filter patterns separated from each other. Each of the second filter arrays has a plurality of second filter patterns separated from each other. Each of the third filter arrays has a plurality of third filter patterns separated from each other. Each of the first filter arrays is adjacent to one of the second filter arrays and one of the third filter arrays.
    Type: Grant
    Filed: June 17, 2021
    Date of Patent: July 30, 2024
    Assignee: E Ink Holdings Inc.
    Inventors: Ian French, Xian-Teng Chung, Po-Yuan Lo
  • Patent number: 12033593
    Abstract: An electrophoretic display device, including an electrophoretic display panel and a display driving module, is provided. The display driving module is coupled to the electrophoretic display panel and is used for driving the electrophoretic display panel. The display driving module generates multiple first grayscale images according to multiple color pixel values of multiple color pixels corresponding to multiple colors of a color image. The display driving module captures multiple grayscale values of multiple locations of multiple first sub-pixels of the first grayscale images according to multiple locations of multiple mask sub-pixels corresponding to the colors in a mask image to generate multiple second grayscale images. The display driving module synthesizes the second grayscale images to generate a synthesized image. The display driving module drives the electrophoretic display panel according to the synthesized image.
    Type: Grant
    Filed: January 21, 2022
    Date of Patent: July 9, 2024
    Assignee: E Ink Holdings Inc.
    Inventors: Ian French, Po-Yuan Lo, Xian-Teng Chung
  • Publication number: 20240219615
    Abstract: A display device which includes a display panel having a display surface, a transparent layer over the display panel and a color filter array over the transparent layer is provided. The color filter array includes yellow color filter elements, blue color filter elements and primary color filter elements. The yellow color filter elements project first regions on the display surface; the blue color filter elements project second regions on the display surface; and the primary color filter elements project third regions on the display surface. Each of the first regions is connected to at least one of the third regions, while each of the first regions is separated from any one of the second regions.
    Type: Application
    Filed: September 20, 2023
    Publication date: July 4, 2024
    Inventors: Xian-Teng CHUNG, Po-Yuan LO, Ian FRENCH
  • Patent number: 11978412
    Abstract: An image processing method, including the following steps: receiving an original image signal, wherein the original image signal includes a plurality of original pixel values; identifying an edge of at least one object in the original image signal to generate a contour image signal; and correcting the original image signal according to the contour image signal to generate an enhanced image signal.
    Type: Grant
    Filed: January 18, 2022
    Date of Patent: May 7, 2024
    Assignee: E Ink Holdings Inc.
    Inventors: Ian French, Xian-Teng Chung, Jau-Min Ding
  • Publication number: 20240142847
    Abstract: A display device includes a panel, a conductive layer, a first color filter array and a second color filter array. The panel has a display surface and multiple sub-pixel regions where the multiple sub-pixel regions and the conductive layer are on this display surface. The first color filter array including multiple first color filter elements is disposed on the conductive layer while the second color filter array including multiple second color filter elements is disposed on the first color filter array. One first overlaid region and one second overlaid region are defined by the orthogonal projections of the color filter elements within one of the sub-pixel regions. In one sub-pixel region, a section of the first overlaid region does not overlap a section of the second overlaid region.
    Type: Application
    Filed: June 14, 2023
    Publication date: May 2, 2024
    Inventors: Liang-Yu LIN, Po-Yuan LO, Ian FRENCH
  • Publication number: 20240126132
    Abstract: A reflective display with a color compensation layer includes a driving substrate, a display medium layer located on the driving substrate, a color filter array, an adhesive layer located on the display medium layer, and a color compensation layer. The driving substrate includes a first sub-pixel region, a second sub-pixel region, and a third sub-pixel region. The color filter array includes a red color resist, a green color resist, and a blue color resist. The color filter array and the color compensation layer are located at opposite two sides of the adhesive layer. The color compensation layer includes a first blue ink layer. A vertical projection of the green color resist on the driving substrate overlaps the second sub-pixel region. A vertical projection of the first blue ink layer on the driving substrate at least partially overlaps the second sub-pixel region.
    Type: Application
    Filed: May 15, 2023
    Publication date: April 18, 2024
    Inventors: Jau-Min DING, Po-Yuan LO, Ian FRENCH
  • Patent number: 11901373
    Abstract: An active array substrate includes a substrate and a plurality of pixel structure disposed on the substrate. Each of the pixel structure includes a scan line, a data line, and a pixel electrode. The scan line is disposed on the substrate and extending along a first direction. The data line is disposed on the substrate and extending along a second direction. The first direction crosses the second direction. The data line and the scan line define a pixel region and a first cutting clearance region. The pixel electrode is disposed on the substrate and includes a first portion and a second portion. The first portion is on the pixel region. The second portion is on the first cutting clearance region. A normal projection of the second portion onto the substrate does not overlap a normal projection of the data line onto the substrate.
    Type: Grant
    Filed: April 29, 2020
    Date of Patent: February 13, 2024
    Assignee: E Ink Holdings Inc.
    Inventors: Chien-Hung Lin, Ian French, Sheng-Long Lin, Xian-Teng Chung
  • Patent number: 11829022
    Abstract: A color filter array includes a first color resist, a second color resist, and a third color resist. The first color resist has a first color, the second color resist has a second color, and the third color resist has a third color. A transparency of the third color resist is greater than transparencies of the first color resist and the second color resist. The first color resist has a first edge and a second edge arranged along a first direction. The second color resist has a first edge and a second edge arranged along a first direction. The first color resist and the second color resist are arranged along a second direction. The first edge of the first color resist, the second edge of the second color resist, and the second edge of the first color resist are arranged sequentially along the first direction.
    Type: Grant
    Filed: December 3, 2021
    Date of Patent: November 28, 2023
    Assignee: E Ink Holdings Inc.
    Inventors: Ian French, Xian-Teng Chung, Liang-Yu Lin, Jau-Min Ding, Po-Yuan Lo
  • Publication number: 20230377505
    Abstract: A circuit driving substrate, display panel and a display driving method are provided. The circuit driving substrate includes a pixel array, a first switching circuit, a second switching circuit, a first driving circuit and a second driving circuit. The first switching circuit is coupled to the pixel array through a plurality of gate lines, and receives a first switching signal. The second switching circuit is coupled to the pixel array through the gate lines, and receives a second switching signal. The first driving circuit is coupled to the first switching circuit and configured to output the first voltage signal to the first switching circuit. The second driving circuit is coupled to the second switching circuit and configured to output a second voltage signal to the second switching circuit. The first switching circuit and the second switching circuit selectively provide the first voltage signal or the second voltage signal.
    Type: Application
    Filed: April 28, 2023
    Publication date: November 23, 2023
    Applicant: E Ink Holdings Inc.
    Inventors: Wenchuan Wang, Kuang-Heng Liang, Ian French, Chih-Ching Wang
  • Publication number: 20230359099
    Abstract: A reflective display device includes an electrophoretic display (EPD) module, an optical layer, a color filter layer, and at least one quantum dot (QD). The optical layer is located above the electrophoretic display module. The color filter layer is located on the optical layer. The quantum dot is located between the optical layer and the electrophoretic display module. When first light passes through the optical layer and transmits to the quantum dot, the quantum dot emits second light, and the electrophoretic display module is configured to reflect the second light to irradiate outwards from the color filter layer.
    Type: Application
    Filed: March 1, 2023
    Publication date: November 9, 2023
    Inventors: Po-Yuan LO, Ian FRENCH, Somnath MONDAL, Jau-Min DING
  • Publication number: 20230333438
    Abstract: A color electrophoretic display includes a display region, a pixel array, a display medium layer, an optical layer, a first color filter array, and a second color filter array. The display region includes multiple sub-pixel regions. The pixel array corresponds to the display region in position. The display medium layer is located on the pixel array. The optical layer is located on the display medium layer. The first color filter array is located on the optical layer. The second color filter array is located between the display medium layer and the optical layer.
    Type: Application
    Filed: February 17, 2023
    Publication date: October 19, 2023
    Inventors: Xian-Teng CHUNG, Liang-Yu LIN, Jau-Min DING, Po-Yuan LO, Ian FRENCH
  • Publication number: 20230223414
    Abstract: The color filter array includes multiple first color resist, multiple second color resists, and second color resists third color resists. The first color resist have a first color. The second color resists have a second color different from the first color. The third color resists have a third color different from the first color and second color. A reflectance of the third color resists is greater than a reflectance of the first color resists and a reflectance of the second color resists, the first color resists are continuously arranged along a first diagonal direction and a second diagonal direction, and the third color resists are not arranged along the second diagonal direction continuously.
    Type: Application
    Filed: December 2, 2022
    Publication date: July 13, 2023
    Inventors: Ian FRENCH, Po-Yuan LO, Liang-Yu LIN
  • Publication number: 20230213833
    Abstract: The color electrophoretic display includes a display region, a pixel array, a display medium layer, and a color filter array. The display region includes multiple sub-pixel regions. The pixel array corresponds to the display region in position. The display medium layer is located on the pixel array. The color filter array is located on the display medium layer. The color filter array includes multiple color resists. A portion of the color resists include a first pixel fill factor, another portion of the color resists include a second pixel fill factor, the second pixel fill factor is smaller than the first pixel fill factor, and the first pixel fill factor and the second pixel fill factor are smaller than 60%.
    Type: Application
    Filed: November 25, 2022
    Publication date: July 6, 2023
    Inventors: Ian FRENCH, Po-Yuan LO, Liang-Yu LIN
  • Publication number: 20230185149
    Abstract: A color filter array includes a first color resist having a first color, a second color resist having a second color different from the first color, and a third color resist having a second color different from the first color and the second color. The first color resist includes multiple sections. The second color resist includes multiple sections. The third color resist includes multiple sections. When viewed in a plan view, the sections of the first color resist collectively arranged as a continuous S shape, the sections of the second color resist collectively arranged as a continuous S shape, and the sections of the third color resist collectively arranged as a continuous S shape.
    Type: Application
    Filed: October 20, 2022
    Publication date: June 15, 2023
    Inventors: Jau-Min DING, Po-Yuan LO, Ian FRENCH
  • Patent number: 11561448
    Abstract: A front plate laminate structure includes a display medium layer, a top adhesive layer, a transparent substrate, a transparent conductive film, and a color filter layer. The top adhesive layer is located on the display medium layer. The transparent substrate is located on the top adhesive layer. The transparent conductive film is located between the transparent substrate and the top adhesive layer. The transparent conductive film includes a bottom surface facing the top adhesive layer. The color filter layer is located between the transparent substrate and the display medium layer.
    Type: Grant
    Filed: June 23, 2021
    Date of Patent: January 24, 2023
    Assignee: E Ink Holdings Inc.
    Inventors: Jau-Min Ding, Po-Yuan Lo, Sheng-Long Lin, Ian French
  • Publication number: 20220319445
    Abstract: An electrophoretic display device, including an electrophoretic display panel and a display driving module, is provided. The display driving module is coupled to the electrophoretic display panel and is used for driving the electrophoretic display panel. The display driving module generates multiple first grayscale images according to multiple color pixel values of multiple color pixels corresponding to multiple colors of a color image. The display driving module captures multiple grayscale values of multiple locations of multiple first sub-pixels of the first grayscale images according to multiple locations of multiple mask sub-pixels corresponding to the colors in a mask image to generate multiple second grayscale images. The display driving module synthesizes the second grayscale images to generate a synthesized image. The display driving module drives the electrophoretic display panel according to the synthesized image.
    Type: Application
    Filed: January 21, 2022
    Publication date: October 6, 2022
    Applicant: E Ink Holdings Inc.
    Inventors: Ian French, Po-Yuan Lo, Xian-Teng Chung
  • Publication number: 20220317348
    Abstract: A color filter module is provided. The color filter module is arranged on a display panel. The color filter module includes a transparent substrate and a color resist layer. The transparent substrate includes multiple sub-pixel regions arranged in an array. The color resist layer is arranged on the transparent substrate. The color resist layer includes multiple color resist units. The color resist units are respectively arranged across at least two sub-pixel regions, and the color resist units form a staggered array on the transparent substrate.
    Type: Application
    Filed: January 19, 2022
    Publication date: October 6, 2022
    Applicant: E Ink Holdings Inc.
    Inventors: Ian French, Po-Yuan Lo, Liang-Yu Lin