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).
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Patent number: 10559245Abstract: 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: GrantFiled: November 25, 2017Date of Patent: February 11, 2020Assignee: Shenzhen China Star Optoelectronics Technology Co., LtdInventors: Yu-Yeh Chen, Dongsheng Guo, Jiang Zhu, Lei Sun, Li-wei Chu, Jhen-wei He
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Patent number: 10510282Abstract: 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: GrantFiled: November 25, 2017Date of Patent: December 17, 2019Assignee: Shenzhen China Star Optoelectronics Technology Co., LtdInventors: Yu-Yeh Chen, Dongsheng Guo, Jiang Zhu, Lei Sun, Li-wei Chu, Jhen-wei He
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Patent number: 10475365Abstract: 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: GrantFiled: November 25, 2017Date of Patent: November 12, 2019Assignee: Shenzhen China Star Optoelectronics Technology Co., LtdInventors: Yu-Yeh Chen, Dongsheng Guo, Jiang Zhu, Lei Sun, Li-wei Chu, Jhen-wei He
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Patent number: 10460685Abstract: 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: GrantFiled: August 17, 2017Date of Patent: October 29, 2019Assignee: Shenzhen China Star Optoelectronics Technology Co., LtdInventors: Tao He, Yu-Yeh Chen, Yu Wu, Jhen-wei He
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Patent number: 10347198Abstract: 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: GrantFiled: June 12, 2016Date of Patent: July 9, 2019Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventors: Wenqin Zhao, Tao He, Jhen-wei He
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Publication number: 20180336855Abstract: 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: ApplicationFiled: August 17, 2017Publication date: November 22, 2018Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventors: Tao HE, Yu-Yeh CHEN, Yu WU, Jhen-wei HE
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Publication number: 20180322832Abstract: 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: ApplicationFiled: June 12, 2016Publication date: November 8, 2018Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventors: Wenqin ZHAO, Tao HE, Jhen-wei HE
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Patent number: 9965991Abstract: 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: GrantFiled: June 20, 2017Date of Patent: May 8, 2018Assignee: Shenzhen China Star Optoelectronics Technology Co., LtdInventors: Yu-yeh Chen, Dongsheng Guo, Jiang Zhu, Lei Sun, Li-Wei Chu, Jhen-wei He
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Publication number: 20180075792Abstract: 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: ApplicationFiled: November 25, 2017Publication date: March 15, 2018Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventors: Yu-Yeh CHEN, Dongsheng GUO, Jiang ZHU, Lei SUN, Li-wei CHU, Jhen-wei HE
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Publication number: 20180075793Abstract: 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: ApplicationFiled: November 25, 2017Publication date: March 15, 2018Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventors: Yu-Yeh CHEN, Dongsheng GUO, Jiang ZHU, Lei SUN, Li-wei CHU, Jhen-wei HE
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Publication number: 20180075794Abstract: 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: ApplicationFiled: November 25, 2017Publication date: March 15, 2018Applicant: Shenzhen China Star Optoelectronics Technology Co. , Ltd.Inventors: Yu-Yeh CHEN, Dongsheng GUO, Jiang ZHU, Lei SUN, Li-wei CHU, Jhen-wei HE
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Patent number: 9886880Abstract: 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: GrantFiled: March 20, 2015Date of Patent: February 6, 2018Assignee: Shenzhen China Star Optoelectronics Technology Co., LtdInventors: Yu-yeh Chen, Dongsheng Guo, Jiang Zhu, Lei Sun, Li-wei Chu, Jhen-wei He
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Patent number: 9858843Abstract: 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: GrantFiled: March 20, 2015Date of Patent: January 2, 2018Assignee: Shenzhen China Star Optoelectronics Technology Co., LtdInventors: Yu-yeh Chen, Dongsheng Guo, Jiang Zhu, Lei Sun, Li-wei Chu, Jhen-wei He
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Patent number: 9824616Abstract: 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: GrantFiled: March 20, 2015Date of Patent: November 21, 2017Assignee: Shenzhen China Star Optoelectronics Technology Co., LtdInventors: Yu-yeh Chen, Dongsheng Guo, Jiang Zhu, Lei Sun, Li-wei Chu, Jhen-wei He
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Patent number: 9805636Abstract: 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: GrantFiled: March 20, 2015Date of Patent: October 31, 2017Assignee: Shenzhen China Star Optoelectronics Technology Co., LtdInventors: Yu-yeh Chen, Dongsheng Guo, Jiang Zhu, Lei Sun, Li-wei Chu, Jhen-wei He
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Patent number: 9799304Abstract: 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: GrantFiled: March 20, 2015Date of Patent: October 24, 2017Assignee: Shenzhen China Star Optoelectronics Technology Co., LtdInventors: Yu-yeh Chen, Dongsheng Guo, Jiang Zhu, Lei Sun, Li-wei Chu, Jhen-wei He
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Publication number: 20170287416Abstract: 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: ApplicationFiled: June 20, 2017Publication date: October 5, 2017Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventors: Yu-yeh CHEN, Dongsheng GUO, Jiang ZHU, Lei SUN, Li-wei CHU, Jhen-wei HE
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Patent number: 9779654Abstract: 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: GrantFiled: July 8, 2015Date of Patent: October 3, 2017Assignee: Shenzhen China Star Optoelectronics Technology Co., LtdInventors: Tao He, Jhen-wei He, Lei Sun
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Patent number: 9761167Abstract: 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: GrantFiled: March 20, 2015Date of Patent: September 12, 2017Assignee: Shenzhen China Star Optoelectronics Technology Co., LtdInventors: Yu-yeh Chen, Dongsheng Guo, Jiang Zhu, Lei Sun, Li-wei Chu, Jhen-wei He
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Patent number: 9715847Abstract: 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: GrantFiled: March 20, 2015Date of Patent: July 25, 2017Assignee: Shenzhen China Star Optoelectronics Technology Co., LtdInventors: Yu-yeh Chen, Dongsheng Guo, Jiang Zhu, Lei Sun, Li-wei Chu, Jhen-wei He