Patents by Inventor JHEN-WEI HE

JHEN-WEI HE 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: 10559245
    Abstract: A drive method is provided for driving a liquid crystal display and includes receiving an image to be displayed, which includes multiple image pixels; setting different weights for primary color components of each of multiple image pixels of the image; implementing color washout compensation to the image according to the weights set for the primary color components of each of the multiple image pixels by varying brightness levels of the primary color components of each of the image pixels of the image; and driving the liquid crystal display to display the image so compensated.
    Type: Grant
    Filed: November 25, 2017
    Date of Patent: February 11, 2020
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd
    Inventors: Yu-Yeh Chen, Dongsheng Guo, Jiang Zhu, Lei Sun, Li-wei Chu, Jhen-wei He
  • Patent number: 10510282
    Abstract: A drive method is provided for driving a liquid crystal display and includes receiving an image to be displayed, which includes multiple image pixels; setting different weights for primary color components of each of multiple image pixels of the image; implementing color washout compensation to the image according to the weights set for the primary color components of each of the multiple image pixels by varying brightness levels of the primary color components of each of the image pixels of the image; and driving the liquid crystal display to display the image so compensated.
    Type: Grant
    Filed: November 25, 2017
    Date of Patent: December 17, 2019
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd
    Inventors: Yu-Yeh Chen, Dongsheng Guo, Jiang Zhu, Lei Sun, Li-wei Chu, Jhen-wei He
  • Patent number: 10475365
    Abstract: A drive method is provided for driving a liquid crystal display and includes receiving an image to be displayed, which includes multiple image pixels; setting different weights for primary color components of each of multiple image pixels of the image; implementing color washout compensation to the image according to the weights set for the primary color components of each of the multiple image pixels by varying brightness levels of the primary color components of each of the image pixels of the image; and driving the liquid crystal display to display the image so compensated.
    Type: Grant
    Filed: November 25, 2017
    Date of Patent: November 12, 2019
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd
    Inventors: Yu-Yeh Chen, Dongsheng Guo, Jiang Zhu, Lei Sun, Li-wei Chu, Jhen-wei He
  • Patent number: 10460685
    Abstract: Disclosed are a gray scale voltage compensation method of a liquid crystal panel, a circuit for a liquid crystal panel and a liquid crystal panel including the circuit. The invention adjusts the common voltage and/or compensates the pixel voltage to minimize the afterimage of the whole liquid crystal panel under the premise of saving the cost of the liquid crystal panel and greatly improves the panel display performance.
    Type: Grant
    Filed: August 17, 2017
    Date of Patent: October 29, 2019
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd
    Inventors: Tao He, Yu-Yeh Chen, Yu Wu, Jhen-wei He
  • Patent number: 10347198
    Abstract: The present disclosure includes an image displaying method and a display device. The method includes: obtaining three-color sub-pixel data of each of pixels of a current image, wherein the three-color sub-pixel data includes a first red, green, blue grayscale value (R1, G1, B1) separately; obtaining a first white grayscale value (W1) in accordance with the three-color sub-pixel data; performing a color gamut mapping toward the four first grayscale values in accordance with a predetermined rule; performing a sub-pixel rendering process toward the four-color first grayscale values to obtain the updated three-colors sub-pixel data corresponding to each of the pixels; and outputting the updated three-colors sub-pixel data to the display panel. The RGB data of the current image may be converted to the image data that can be displayed on the four-color display panel so as to obtain a vivid display on the four-color display panel.
    Type: Grant
    Filed: June 12, 2016
    Date of Patent: July 9, 2019
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventors: Wenqin Zhao, Tao He, Jhen-wei He
  • Publication number: 20180336855
    Abstract: Disclosed are a gray scale voltage compensation method of a liquid crystal panel, a circuit for a liquid crystal panel and a liquid crystal panel including the circuit. The invention adjusts the common voltage and/or compensates the pixel voltage to minimize the afterimage of the whole liquid crystal panel under the premise of saving the cost of the liquid crystal panel and greatly improves the panel display performance.
    Type: Application
    Filed: August 17, 2017
    Publication date: November 22, 2018
    Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventors: Tao HE, Yu-Yeh CHEN, Yu WU, Jhen-wei HE
  • Publication number: 20180322832
    Abstract: The present disclosure includes an image displaying method and a display device. The method includes: obtaining three-color sub-pixel data of each of pixels of a current image, wherein the three-color sub-pixel data includes a first red, green, blue grayscale value (R1, G1, B1) separately; obtaining a first white grayscale value (W1) in accordance with the three-color sub-pixel data; performing a color gamut mapping toward the four first grayscale values in accordance with a predetermined rule; performing a sub-pixel rendering process toward the four-color first grayscale values to obtain the updated three-colors sub-pixel data corresponding to each of the pixels; and outputting the updated three-colors sub-pixel data to the display panel. The RGB data of the current image may be converted to the image data that can be displayed on the four-color display panel so as to obtain a vivid display on the four-color display panel.
    Type: Application
    Filed: June 12, 2016
    Publication date: November 8, 2018
    Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventors: Wenqin ZHAO, Tao HE, Jhen-wei HE
  • Patent number: 9965991
    Abstract: The present invention provides a drive method and a drive device of a liquid crystal display, and the drive method comprises: receiving an image to display; implementing block detection to the image pixels of the image to display to determine dimensions of color blocks where the image pixels are; respectively setting block weights for the respective image pixels according to the dimensions of the color blocks; implementing the color washout compensation to the image to display according to the block weight; driving the liquid crystal panel to show the image to display after the color washout compensation. With the aforesaid arrangement, the present invention can reduce the color washout under large view angle to promote the display effect of the large view angle.
    Type: Grant
    Filed: June 20, 2017
    Date of Patent: May 8, 2018
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd
    Inventors: Yu-yeh Chen, Dongsheng Guo, Jiang Zhu, Lei Sun, Li-Wei Chu, Jhen-wei He
  • Publication number: 20180075792
    Abstract: A drive method is provided for driving a liquid crystal display and includes receiving an image to be displayed, which includes multiple image pixels; setting different weights for primary color components of each of multiple image pixels of the image; implementing color washout compensation to the image according to the weights set for the primary color components of each of the multiple image pixels by varying brightness levels of the primary color components of each of the image pixels of the image; and driving the liquid crystal display to display the image so compensated.
    Type: Application
    Filed: November 25, 2017
    Publication date: March 15, 2018
    Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventors: Yu-Yeh CHEN, Dongsheng GUO, Jiang ZHU, Lei SUN, Li-wei CHU, Jhen-wei HE
  • Publication number: 20180075793
    Abstract: A drive method is provided for driving a liquid crystal display and includes receiving an image to be displayed, which includes multiple image pixels; setting different weights for primary color components of each of multiple image pixels of the image; implementing color washout compensation to the image according to the weights set for the primary color components of each of the multiple image pixels by varying brightness levels of the primary color components of each of the image pixels of the image; and driving the liquid crystal display to display the image so compensated.
    Type: Application
    Filed: November 25, 2017
    Publication date: March 15, 2018
    Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventors: Yu-Yeh CHEN, Dongsheng GUO, Jiang ZHU, Lei SUN, Li-wei CHU, Jhen-wei HE
  • Publication number: 20180075794
    Abstract: A drive method is provided for driving a liquid crystal display and includes receiving an image to be displayed, which includes multiple image pixels; setting different weights for primary color components of each of multiple image pixels of the image; implementing color washout compensation to the image according to the weights set for the primary color components of each of the multiple image pixels by varying brightness levels of the primary color components of each of the image pixels of the image; and driving the liquid crystal display to display the image so compensated.
    Type: Application
    Filed: November 25, 2017
    Publication date: March 15, 2018
    Applicant: Shenzhen China Star Optoelectronics Technology Co. , Ltd.
    Inventors: Yu-Yeh CHEN, Dongsheng GUO, Jiang ZHU, Lei SUN, Li-wei CHU, Jhen-wei HE
  • Patent number: 9886880
    Abstract: The present invention provides a drive method and a drive device of a liquid crystal display, and the drive method comprises: receiving an image to display; implementing skin color detection to the image pixels of the image to display to determine nude pixel and non skin color pixel; setting different skin color weights for the nude pixel and the non skin color pixel; implementing the color washout compensation to the image to display according to the skin color weight; driving the liquid crystal panel to show the image to display after the color washout compensation. With the aforesaid arrangement, the present invention preferably improves the resolution and viewing angle of the display at the same time.
    Type: Grant
    Filed: March 20, 2015
    Date of Patent: February 6, 2018
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd
    Inventors: Yu-yeh Chen, Dongsheng Guo, Jiang Zhu, Lei Sun, Li-wei Chu, Jhen-wei He
  • Patent number: 9858843
    Abstract: The present invention provides a drive method and a drive device of a liquid crystal display, and the drive method comprises: receiving an image to display; setting different weights for respective primary color components of the image pixels in the image to display; implementing the color washout compensation to the image to display according to the weight; driving the liquid crystal panel to show the image to display after the color washout compensation. With the aforesaid arrangement, the present invention can reduce the color washout under large view angle to promote the display effect of the large view angle.
    Type: Grant
    Filed: March 20, 2015
    Date of Patent: January 2, 2018
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd
    Inventors: Yu-yeh Chen, Dongsheng Guo, Jiang Zhu, Lei Sun, Li-wei Chu, Jhen-wei He
  • Patent number: 9824616
    Abstract: The present invention provides a drive method and a drive device of a liquid crystal display, and the drive method comprises: receiving an image to display; implementing high frequency detection to the image pixels of the image to display to determine color differences of the respective image pixels and the adjacent image pixels; implementing the color washout compensation to the image to display according to the high frequency weight; driving the liquid crystal panel to show the image to display after the color washout compensation. With the aforesaid arrangement, the present invention can reduce the color washout under large view angle to promote the display effect of the large view angle.
    Type: Grant
    Filed: March 20, 2015
    Date of Patent: November 21, 2017
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd
    Inventors: Yu-yeh Chen, Dongsheng Guo, Jiang Zhu, Lei Sun, Li-wei Chu, Jhen-wei He
  • Patent number: 9805636
    Abstract: The present invention provides a drive method and a drive device of a liquid crystal display, and the drive method comprises: receiving an image to display; selecting one color washout compensation mode from several different color washout compensation modes according to the user selection or the display mode, and implementing color washout compensation to the image to display; driving the liquid crystal panel to show the image to display after the color washout compensation. With the aforesaid arrangement, the present invention can reduce the color washout under large view angle to promote the display effect of the large view angle.
    Type: Grant
    Filed: March 20, 2015
    Date of Patent: October 31, 2017
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd
    Inventors: Yu-yeh Chen, Dongsheng Guo, Jiang Zhu, Lei Sun, Li-wei Chu, Jhen-wei He
  • Patent number: 9799304
    Abstract: The present invention provides a drive method and a drive device of a liquid crystal display, and the drive method comprises: receiving an image to display; employing the original gray scale values of the respective primary color components of the respective image pixels of the image to display to respectively generate a first display gray scale value and a second display gray scale value; employing the first display gray scale value and the second display gray scale value to respectively control display brightnesses of two display pixels of the same color on a liquid crystal panel, wherein the first display gray scale value is larger than the second display gray scale value. With the aforesaid arrangement, the present invention can reduce the color washout under large view angle to promote the display effect of the large view angle.
    Type: Grant
    Filed: March 20, 2015
    Date of Patent: October 24, 2017
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd
    Inventors: Yu-yeh Chen, Dongsheng Guo, Jiang Zhu, Lei Sun, Li-wei Chu, Jhen-wei He
  • Publication number: 20170287416
    Abstract: The present invention provides a drive method and a drive device of a liquid crystal display, and the drive method comprises: receiving an image to display; implementing block detection to the image pixels of the image to display to determine dimensions of color blocks where the image pixels are; respectively setting block weights for the respective image pixels according to the dimensions of the color blocks; implementing the color washout compensation to the image to display according to the block weight; driving the liquid crystal panel to show the image to display after the color washout compensation. With the aforesaid arrangement, the present invention can reduce the color washout under large view angle to promote the display effect of the large view angle.
    Type: Application
    Filed: June 20, 2017
    Publication date: October 5, 2017
    Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventors: Yu-yeh CHEN, Dongsheng GUO, Jiang ZHU, Lei SUN, Li-wei CHU, Jhen-wei HE
  • Patent number: 9779654
    Abstract: A method for image display is provided. The method includes: providing a data signal of an image, and the data signal comprising grayscale values R, G, and B; obtaining brightness values LR, LG, and LB which the grayscale values R, G, and B correspond to; transforming the brightness values LR, LG, and LB into brightness values LR?, LG?, and LB?; obtaining grayscale values R?, G?, and B? which the brightness values LR?, LG?, and LB? correspond to; obtaining a minimum value among the grayscale values R, G, and B as a white grayscale value W?; and supplying the red subpixel, the green subpixel, the blue subpixel, and the white subpixel with the grayscale value R?, G?, B?, and white grayscale value W?, respectively so that the image can be shown on the display panel. The present invention also proposes a display system utilizing the method.
    Type: Grant
    Filed: July 8, 2015
    Date of Patent: October 3, 2017
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd
    Inventors: Tao He, Jhen-wei He, Lei Sun
  • Patent number: 9761167
    Abstract: The present invention provides a drive method and a drive device of a liquid crystal display, and the drive method comprises: receiving an image to display; implementing color detection to the image pixels of the image to display to determine a predetermined color pixel; implementing adjustment to the original gray scale values of the respective primary color components of the predetermined color pixel to make that a difference between a relatively higher original gray scale value and a relatively lower original gray scale value before adjustment becomes larger after adjustment for the same predetermined color pixel; implementing color washout compensation to the image to display; driving the liquid crystal panel to show the image to display after the color washout compensation. With the aforesaid arrangement, the present invention can reduce the color washout under large view angle to promote the display effect of the large view angle.
    Type: Grant
    Filed: March 20, 2015
    Date of Patent: September 12, 2017
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd
    Inventors: Yu-yeh Chen, Dongsheng Guo, Jiang Zhu, Lei Sun, Li-wei Chu, Jhen-wei He
  • Patent number: 9715847
    Abstract: The present invention provides a drive method and a drive device of a liquid crystal display, and the drive method comprises: receiving an image to display; implementing block detection to the image pixels of the image to display to determine dimensions of color blocks where the image pixels are; respectively setting block weights for the respective image pixels according to the dimensions of the color blocks; implementing the color washout compensation to the image to display according to the block weight; driving the liquid crystal panel to show the image to display after the color washout compensation. With the aforesaid arrangement, the present invention can reduce the color washout under large view angle to promote the display effect of the large view angle.
    Type: Grant
    Filed: March 20, 2015
    Date of Patent: July 25, 2017
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd
    Inventors: Yu-yeh Chen, Dongsheng Guo, Jiang Zhu, Lei Sun, Li-wei Chu, Jhen-wei He