Patents by Inventor Jo-Cheng Huang

Jo-Cheng Huang 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).

  • Driving methods to produce a mixed color state for an electrophoretic display
    Patent number: 11217145
    Abstract: The present invention is directed to driving methods for a color display device which can display high quality color states. The display device utilizes an electrophoretic fluid which comprises three types of pigment particles having different optical characteristics, and provides for displaying at a viewing surface not only the colors of the three types of particles but also the colors of binary mixtures thereof.
    Type: Grant
    Filed: June 19, 2020
    Date of Patent: January 4, 2022
    Assignee: E INK CALIFORNIA, LLC
    Inventors: Craig Lin, Jo-Cheng Huang, Heng-Che Chen, Peter B. Laxton, Ming Wang, Ping-Yueh Cheng, HongMei Zang
  • Driving methods for color display device
    Patent number: 11004409
    Abstract: The present invention is directed to driving methods for a color display device which can display high quality color states. The display device utilizes an electrophoretic fluid which comprises three types of pigment particles having different optical characteristics.
    Type: Grant
    Filed: May 17, 2019
    Date of Patent: May 11, 2021
    Assignee: E INK CALIFORNIA, LLC
    Inventors: Craig Lin, Jo-Cheng Huang, Heng-Che Chen, Peter B. Laxton, Ming Wang, Ping-Yueh Cheng, HongMei Zang
  • DRIVING METHODS TO PRODUCE A MIXED COLOR STATE FOR AN ELECTROPHORETIC DISPLAY
    Publication number: 20200320921
    Abstract: The present invention is directed to driving methods for a color display device which can display high quality color states. The display device utilizes an electrophoretic fluid which comprises three types of pigment particles having different optical characteristics, and provides for displaying at a viewing surface not only the colors of the three types of particles but also the colors of binary mixtures thereof.
    Type: Application
    Filed: June 19, 2020
    Publication date: October 8, 2020
    Inventors: Craig Lin, Jo-Cheng Huang, Heng-Che Chen, Peter B. Laxton, Ming Wang, Ping-Yueh Cheng, HongMei Zang
  • Driving methods to produce a mixed color state for an electrophoretic display
    Patent number: 10726760
    Abstract: The present invention is directed to driving methods for a color display device which can display high quality color states. The display device utilizes an electrophoretic fluid which comprises three types of pigment particles having different optical characteristics, and provides for displaying at a viewing surface not only the colors of the three types of particles but also the colors of binary mixtures thereof.
    Type: Grant
    Filed: June 30, 2019
    Date of Patent: July 28, 2020
    Assignee: E INK CALIFORNIA, LLC
    Inventors: Craig Lin, Jo-Cheng Huang, Heng-Che Chen, Peter B. Laxton, Ming Wang, Ping-Yueh Cheng, HongMei Zang
  • DRIVING METHODS TO PRODUCE A MIXED COLOR STATE FOR AN ELECTROPHORETIC DISPLAY
    Publication number: 20190325804
    Abstract: The present invention is directed to driving methods for a color display device which can display high quality color states. The display device utilizes an electrophoretic fluid which comprises three types of pigment particles having different optical characteristics, and provides for displaying at a viewing surface not only the colors of the three types of particles but also the colors of binary mixtures thereof.
    Type: Application
    Filed: June 30, 2019
    Publication date: October 24, 2019
    Inventors: Craig Lin, Jo-Cheng Huang, Heng-Che Chen, Peter B. Laxton, Ming Wang, Ping-Yueh Cheng, HongMei Zang
  • DRIVING METHODS FOR COLOR DISPLAY DEVICE
    Publication number: 20190272792
    Abstract: The present invention is directed to driving methods for a color display device which can display high quality color states. The display device utilizes an electrophoretic fluid which comprises three types of pigment particles having different optical characteristics.
    Type: Application
    Filed: May 17, 2019
    Publication date: September 5, 2019
    Inventors: Craig LIN, Jo-Cheng HUANG, Heng-Che CHEN, Peter B. LAXTON, Ming WANG, Ping-Yueh CHENG, HongMei ZANG
  • Driving methods for color display device
    Patent number: 10380931
    Abstract: The present invention is directed to driving methods for a color display device which can display high quality color states. The display device utilizes an electrophoretic fluid which comprises three types of pigment particles having different optical characteristics, and provides for displaying at a viewing surface not only the colors of the three types of particles but also the colors of binary mixtures thereof.
    Type: Grant
    Filed: April 25, 2017
    Date of Patent: August 13, 2019
    Assignee: E INK CALIFORNIA, LLC
    Inventors: Craig Lin, Jo-Cheng Huang, Heng-Che Chen, Peter B. Laxton, Ming Wang, Ping-Yueh Cheng, HongMei Zang
  • Driving methods for color display device
    Patent number: 10339876
    Abstract: The present invention is directed to driving methods for a color display device which can display high quality color states. The display device utilizes an electrophoretic fluid which comprises three types of pigment particles having different optical characteristics.
    Type: Grant
    Filed: October 6, 2014
    Date of Patent: July 2, 2019
    Assignee: E INK CALIFORNIA, LLC
    Inventors: Craig Lin, Jo-Cheng Huang, Heng-Che Chen, Peter Laxton, Ming Wang, Ping-Yueh Cheng, HongMei Zang
  • Electro-phoretic display capable of improving gray level resolution and method for driving the same
    Patent number: 9792861
    Abstract: An electro-phoretic display and a method for driving the same are provided, where the electro-phoretic display has a plurality of pixel units. The method includes: setting a plurality of particle tightening time periods and a plurality of gray level displaying time periods for the pixel units respectively, where each of the gray level displaying time periods is arranged after each corresponding particle tightening time period; providing a plurality of particle tightening voltages to the pixel units for tightening the particles of the pixel units respectively during the particle tightening time periods, and providing a plurality of display driving voltages to the pixel units during the gray level displaying time periods. The particle tightening time periods and/or the gray level displaying time periods are determined by a plurality of display gray level data corresponding to the pixel units.
    Type: Grant
    Filed: June 26, 2013
    Date of Patent: October 17, 2017
    Assignee: E Ink Holdings Inc.
    Inventors: Ming-Jen Chang, Jo-Cheng Huang, Shao-Wei Su, Chun-An Wei, Yao-Jen Hsieh
  • DRIVING METHODS FOR COLOR DISPLAY DEVICE
    Publication number: 20170263176
    Abstract: The present invention is directed to driving methods for a color display device which can display high quality color states.
    Type: Application
    Filed: April 25, 2017
    Publication date: September 14, 2017
    Inventors: Craig Lin, Jo-Cheng Huang, Heng-Che Chen, Peter B. Laxton, Ming Wang, Ping-Yueh Cheng, HongMei Zang
  • DRIVING METHODS FOR COLOR DISPLAY DEVICE
    Publication number: 20150097877
    Abstract: The present invention is directed to driving methods for a color display device which can display high quality color states. The display device utilizes an electrophoretic fluid which comprises three types of pigment particles having different optical characteristics.
    Type: Application
    Filed: October 6, 2014
    Publication date: April 9, 2015
    Inventors: Craig LIN, Jo-Cheng Huang, Heng-Che Chen, Peter Laxton, Ming Wang, Ping-Yueh Cheng, HongMei Zang
  • ELECTRO-PHORETIC DISPLAY AND METHOD FOR DRIVING THE SAME
    Publication number: 20140085355
    Abstract: An electro-phoretic display and a method for driving the same are provided, where the electro-phoretic display has a plurality of pixel units. The method includes: setting a plurality of particle tightening time periods and a plurality of gray level displaying time periods for the pixel units respectively, where each of the gray level displaying time periods is arranged after each corresponding particle tightening time period; providing a plurality of particle tightening voltages to the pixel units for tightening the particles of the pixel units respectively during the particle tightening time periods, and providing a plurality of display driving voltages to the pixel units during the gray level displaying time periods. The particle tightening time periods and/or the gray level displaying time periods are determined by a plurality of display gray level data corresponding to the pixel units.
    Type: Application
    Filed: June 26, 2013
    Publication date: March 27, 2014
    Inventors: Ming-Jen Chang, Jo-Cheng Huang, Shao-Wei Su, Chun-An Wei, Yao-Jen Hsieh