Patents by Inventor Jiehui Qin
Jiehui Qin 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: 10386951Abstract: A driving method, a driver circuit and a designing method of a driver circuit for an in-cell touch display panel are provided. The driving method includes: connecting all horizontal scan lines of the touch display panel to a first GOA circuit, the first GOA circuit performing display scanning according to a preset timing sequence; and after completing each time of TP scanning according to preset timing sequence, a first horizontal scan line in a following scanning according to preset timing sequence still connected to a second GOA circuit, the second and first GOA circuits synchronously performing display scanning to the first horizontal scan line. The driving method, driver circuit and design method of driver circuit for in-cell touch display panel provided by the invention solve the dark line problem appearing in time-sharing scanning between display and TP terms for in-cell touch display panel, and improve display quality.Type: GrantFiled: April 25, 2019Date of Patent: August 20, 2019Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Man Li, Jiehui Qin, Jinjie Zhou
-
Publication number: 20190250751Abstract: A driving method, a driver circuit and a designing method of a driver circuit for an in-cell touch display panel are provided. The driving method includes: connecting all horizontal scan lines of the touch display panel to a first GOA circuit, the first GOA circuit performing display scanning according to a preset timing sequence; and after completing each time of TP scanning according to preset timing sequence, a first horizontal scan line in a following scanning according to preset timing sequence still connected to a second GOA circuit, the second and first GOA circuits synchronously performing display scanning to the first horizontal scan line. The driving method, driver circuit and design method of driver circuit for in-cell touch display panel provided by the invention solve the dark line problem appearing in time-sharing scanning between display and TP terms for in-cell touch display panel, and improve display quality.Type: ApplicationFiled: April 25, 2019Publication date: August 15, 2019Inventors: Man Li, Jiehui Qin, Jinjie Zhou
-
Patent number: 10360837Abstract: The present application discloses a bilateral driving device and a tablet display. The bilateral driving device includes a first source driver, a second source driver and at least two driving signal lines connected to the first source driver, a second source driver, wherein the connection of the middle site of the at least two driving signal lines is not parallel to the specific edge of the display panel. By adapting the embodiment of the present application can utilize the visual characteristics of the human eye, the connection of the middle site of the at least two driving signal lines is not parallel to the edge of the display panel to confuse the dark spots and bright spots, to enhance brightness uniformity of the display panel, and improve the display quality.Type: GrantFiled: June 29, 2016Date of Patent: July 23, 2019Assignee: Wuhan China Star Optoelectronics Technology Co., LtdInventors: Man Li, Xiaoping Tan, Jiehui Qin
-
Patent number: 10347199Abstract: The present disclosure relates to a driving method and a driving device of display panels. The driving method includes: obtaining three-color sub-pixel data of each of pixels of a current image, obtaining a saturation value corresponding to each of the pixels in accordance with the three-color sub-pixel data of each of the pixels, obtaining a current background-white ratio in accordance with the three-color sub-pixel data and the saturation value of each of the pixels, determining whether the current background-white ratio is within a predetermined adjustment range, and reducing a white grayscale value of four-color sub-pixel data of the current image in accordance with the current background-white ratio and outputting the reduced white grayscale value to a display panel. In this way, the darker pure-color effect due to the high contrast may be reduced, which effectively enhances the darker pure-color issue of the RGBW display panel.Type: GrantFiled: January 7, 2017Date of Patent: July 9, 2019Assignee: Wuhan China Star Optoelectronics Technology Co., LtdInventors: Xingling Guo, Xiaoping Tan, Jiehui Qin
-
Patent number: 10347210Abstract: The present disclosure relates to a driving method and a driving device of display panels. The driving method includes: dividing a saturation interval of an original image frame to be displayed by a display panel into a plurality of sub-saturation intervals; obtaining saturation values corresponding to each of the pixels in the original image frame; calculating numbers of pixels in the original image frame falling within each of the sub-saturation intervals in accordance with the saturation values corresponding to each of the pixels. In this way, the backlight brightness outputted by the backlight module may be adjusted in accordance with the saturation values of the original image frame so as to enhance the low brightness issue when a pure-color image is displayed by the display panel configured with RGBW sub-pixels.Type: GrantFiled: January 7, 2017Date of Patent: July 9, 2019Assignee: Wuhan China Star Optoelectronics Technology Co., Ltd.Inventors: Xingling Guo, Chun-Hung Huang, Xiaoping Tan, Jiehui Qin
-
Patent number: 10324550Abstract: The invention provides a driving method, driver circuit and designing method of driver circuit for in-cell touch display panel. The driving method comprises: Step 10: connecting all horizontal scan lines of the touch display panel to a first GOA circuit, the first GOA circuit performing display scanning according to a preset timing sequence; Step 20: after completing each time of TP scanning according to preset timing sequence, a first horizontal scan line in a following scanning according to preset timing sequence still connected to a second GOA circuit, the second and first GOA circuits synchronously performing display scanning to the first horizontal scan line. The driving method, driver circuit and design method of driver circuit for in-cell touch display panel provided by the invention solve the dark line problem appearing in time-sharing scanning between display and TP terms for in-cell touch display panel, and improve display quality.Type: GrantFiled: July 15, 2016Date of Patent: June 18, 2019Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Man Li, Jiehui Qin, Jinjie Zhou
-
Patent number: 10318068Abstract: The present disclosure relates to a driving method and a driving device of touch display panels, and a touch display. The driving method includes: detecting a voltage potential of at least one pixel electrode within the areas of the touch display panel corresponding to different touch scanning partitions, negating the voltage potential, overlapping the negated voltage potential and feed-backed touch pulse signals, and adopting overlapped signals to be the detected touch pulse signals. With the configuration of the touch scanning partitions, the voltage potentials of the pixel electrodes within each of the areas are adopted to respectively adjust the feed-backed touch pulse signals such that the display scanning and the touch scanning can be conducted simultaneously. The detection precision of the touch pulse signals may be enhanced without affecting the display performance.Type: GrantFiled: January 16, 2017Date of Patent: June 11, 2019Assignee: Wuhan China Star Optoelectronics Technology Co., LtdInventors: Xingling Guo, Jiehui Qin, Chun-Hung Huang
-
Patent number: 10317748Abstract: The present disclosure relates to a display panel and an array substrate including a plurality of pixel cells including colorful sub-pixels and one white sub-pixel. Each of the sub-pixels includes at least one sub-pixel electrode and at least one sub-pixel transistor corresponding to each of the sub-pixel electrode. The sub-pixel transistors are configured within the white sub-pixel to enhance an aperture rate of the colorful sub-pixels. As the sub-pixel transistors are configured within the same white sub-pixel, the brightness of the white sub-pixel may be decreased. At the same time, the aperture rate of the colorful sub-pixels may be greatly enhanced so as to enhance the performance of colorful images.Type: GrantFiled: February 22, 2017Date of Patent: June 11, 2019Assignee: Wuhan China Star Optoelectronics Technology Co., LtdInventors: Jiehui Qin, Cong Wang, Xiaoping Tan
-
Publication number: 20190101782Abstract: Disclosed is a display module, comprising an array substrate, a driving chip, a pad set and a flexible printed circuit. The array substrate has a top surface and a bottom surface which are oppositely disposed and a through hole penetrating through the top surface to the bottom surface. A conductive material is filled in the through hole to form a conductive portion. The driving chip is arranged at the top surface. A portion of pins of the driving chip is electrically connected to the conductive portion. The pad set is arranged at the bottom surface and right faced to the driving chip. The pad set is electrically connected to the conductive portion. The flexible printed circuit is bonded to the pad set. The screen occupation ratio of the display module of the present application is larger. A terminal is further disclosed.Type: ApplicationFiled: April 26, 2017Publication date: April 4, 2019Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.Inventors: Hongrui CAO, Jiehui QIN
-
Patent number: 10204568Abstract: The present disclosure relates to a driving method and a driving device of display panels. The driving method includes: obtaining three-color sub-pixel data of each of pixels of a current image; obtaining a saturation value and a Chroma value corresponding to each of the pixels; determining if the saturation value corresponding to each of the pixels is within a predetermined range; obtaining a white-grayscale-added value in accordance with the Chroma value corresponding to the pixel, adopting the white-grayscale-added value as a white grayscale value of the four-color sub-pixel data corresponding to the pixel, and outputting the white grayscale value to the display panel upon determining the saturation value corresponding to the pixel is within the predetermined range. In this way, the brightness of the pure-color image displayed on the display panel may be enhanced, and there is no darker issue when the pure-color image is displayed.Type: GrantFiled: January 7, 2017Date of Patent: February 12, 2019Assignee: Wuhan China Star Optoelectronics Technology Co., LtdInventors: Xingling Guo, Xiaoping Tan, Jiehui Qin
-
Publication number: 20180330677Abstract: The present disclosure relates to a driving method and a driving device of display panels. The driving method includes: obtaining three-color sub-pixel data of each of pixels of a current image, obtaining a saturation value corresponding to each of the pixels in accordance with the three-color sub-pixel data of each of the pixels, obtaining a current background-white ratio in accordance with the three-color sub-pixel data and the saturation value of each of the pixels, determining whether the current background-white ratio is within a predetermined adjustment range, and reducing a white grayscale value of four-color sub-pixel data of the current image in accordance with the current background-white ratio and outputting the reduced white grayscale value to a display panel. In this way, the darker pure-color effect due to the high contrast may be reduced, which effectively enhances the darker pure-color issue of the RGBW display panel.Type: ApplicationFiled: January 7, 2017Publication date: November 15, 2018Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.Inventors: Xingling GUO, Xiaoping TAN, Jiehui QIN
-
Patent number: 10120236Abstract: The disclosure provides a liquid crystal display driving circuit and a liquid crystal display device. The liquid crystal display driving circuit includes a content adaptive brightness control circuit and a Gamma voltage adjustment circuit, when the content adaptive brightness control circuit is turned on, the brightness of the backlight module is switched from first backlight brightness to second backlight brightness under the control of the content adaptive brightness control circuit, when the brightness of the backlight module is the first backlight brightness, the Gamma voltage adjustment circuit outputs a first Gamma voltage for adjusting grayscale brightness of the liquid crystal display to be first grayscale brightness, when the brightness of the backlight module is the second backlight brightness, the Gamma voltage adjustment circuit outputs a second Gamma voltage for adjusting the grayscale brightness of the liquid crystal display to be second grayscale brightness.Type: GrantFiled: June 29, 2016Date of Patent: November 6, 2018Assignee: Wuhan China Star Optoelectronics Technology Co., Ltd.Inventors: Xingling Guo, Xiang Yang, Jiehui Qin
-
Publication number: 20180231847Abstract: The present disclosure relates to a display panel and an array substrate including a plurality of pixel cells including colorful sub-pixels and one white sub-pixel. Each of the sub-pixels includes at least one sub-pixel electrode and at least one sub-pixel transistor corresponding to each of the sub-pixel electrode. The sub-pixel transistors are configured within the white sub-pixel to enhance an aperture rate of the colorful sub-pixels. As the sub-pixel transistors are configured within the same white sub-pixel, the brightness of the white sub-pixel may be decreased. At the same time, the aperture rate of the colorful sub-pixels may be greatly enhanced so as to enhance the performance of colorful images.Type: ApplicationFiled: February 22, 2017Publication date: August 16, 2018Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.Inventors: Jiehui QIN, Cong WANG, Xiaoping TAN
-
Patent number: 10048550Abstract: The present invention provides a driver chip structure, and the driver chip structure comprises a substrate and a plurality of connection bumps which are located on the substrate and equal in size, and the substrate comprises a surface, and the plurality of connection bumps are spaced and aligned on the surface in array, and sectional appearances of the connection bumps parallel with the surface are trapezoids or triangles. The present invention also discloses a liquid crystal display device.Type: GrantFiled: September 24, 2015Date of Patent: August 14, 2018Assignees: Shenzhen China Star Optoelectronics Technology Co., Ltd, Wuhan China Star Optoelectronics Technology Co., LtdInventors: Chunpeng Guo, Jiehui Qin, Xiang Yang
-
Publication number: 20180226031Abstract: The present disclosure relates to a driving method and a driving device of display panels. The driving method includes: obtaining three-color sub-pixel data of each of pixels of a current image; obtaining a saturation value and a Chroma value corresponding to each of the pixels; determining if the saturation value corresponding to each of the pixels is within a predetermined range; obtaining a white-grayscale-added value in accordance with the Chroma value corresponding to the pixel, adopting the white-grayscale-added value as a white grayscale value of the four-color sub-pixel data corresponding to the pixel, and outputting the white grayscale value to the display panel upon determining the saturation value corresponding to the pixel is within the predetermined range. In this way, the brightness of the pure-color image displayed on the display panel may be enhanced, and there is no darker issue when the pure-color image is displayed.Type: ApplicationFiled: January 7, 2017Publication date: August 9, 2018Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.Inventors: Xingling GUO, Xiaoping TAN, Jiehui QIN
-
Publication number: 20180226053Abstract: The present disclosure relates to a driving method and a driving device of display panels. The driving method includes: dividing a saturation interval of an original image frame to be displayed by a display panel into a plurality of sub-saturation intervals; obtaining saturation values corresponding to each of the pixels in the original image frame; calculating numbers of pixels in the original image frame falling within each of the sub-saturation internals in accordance with the saturation values corresponding to each of the pixels. In this way, the backlight brightness outputted by the backlight module may be adjusted in accordance with the saturation values of the original image frame so as to enhance the low brightness issue when a pure-color image is displayed by the display panel configured with RGBW sub-pixels.Type: ApplicationFiled: January 7, 2017Publication date: August 9, 2018Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.Inventors: Xingling GUO, Chun-Hung HUANG, Xiaoping TAN, Jiehui QIN
-
Publication number: 20180210585Abstract: The present disclosure relates to a driving method and a driving device of touch display panels, and a touch display. The driving method includes: detecting a voltage potential of at least one pixel electrode within the areas of the touch display panel corresponding to different touch scanning partitions, negating the voltage potential, overlapping the negated voltage potential and feed-backed touch pulse signals, and adopting overlapped signals to be the detected touch pulse signals. With the configuration of the touch scanning partitions, the voltage potentials of the pixel electrodes within each of the areas are adopted to respectively adjust the feed-backed touch pulse signals such that the display scanning and the touch scanning can be conducted simultaneously. The detection precision of the touch pulse signals may be enhanced without affecting the display performance.Type: ApplicationFiled: January 16, 2017Publication date: July 26, 2018Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.Inventors: Xingling GUO, Jiehui QIN, Chun-Hung HUANG
-
Publication number: 20180203550Abstract: The invention provides a driving method, driver circuit and designing method of driver circuit for in-cell touch display panel. The driving method comprises: Step 10: connecting all horizontal scan lines of the touch display panel to a first GOA circuit, the first GOA circuit performing display scanning according to a preset timing sequence; Step 20: after completing each time of TP scanning according to preset timing sequence, a first horizontal scan line in a following scanning according to preset timing sequence still connected to a second GOA circuit, the second and first GOA circuits synchronously performing display scanning to the first horizontal scan line. The driving method, driver circuit and design method of driver circuit for in-cell touch display panel provided by the invention solve the dark line problem appearing in time-sharing scanning between display and TP terms for in-cell touch display panel, and improve display quality.Type: ApplicationFiled: July 15, 2016Publication date: July 19, 2018Inventors: Man Li, Jiehui Qin, Jinjie Zhou
-
Patent number: 10013927Abstract: The disclosure provides a display driver, applied to process image data sent by a processor, the driver includes a time sequence controller, a data receiver connected with the time sequence controller electrically, an image processing module, a data storage module, a pulse width modulation register and a source electrode driver; when the display processor sends static image data, the static image data received by the data receiver is processed by the image processing module, the pulse width modulation register stores a backlight adjustment signal generated by the image processing module first processing the static image data, the static image data processed by the image processing module is stored in the data storage module, the time sequence controller controls the source electrode driver to read the static image data stored in the data storage module, simultaneously reading the backlight adjustment signal stored in the pulse width modulation register to adjust backlight.Type: GrantFiled: June 27, 2016Date of Patent: July 3, 2018Assignee: Wuhan China Star Optoelectronics Technology Co., LtdInventors: Jinjie Zhou, Hongrui Cao, Jiehui Qin
-
Publication number: 20180173060Abstract: The disclosure provides a liquid crystal display driving circuit and a liquid crystal display device. The liquid crystal display driving circuit includes a content adaptive brightness control circuit and a Gamma voltage adjustment circuit, when the content adaptive brightness control circuit is turned on, the brightness of the backlight module is switched from first backlight brightness to second backlight brightness under the control of the content adaptive brightness control circuit, when the brightness of the backlight module is the first backlight brightness, the Gamma voltage adjustment circuit outputs a first Gamma voltage for adjusting grayscale brightness of the liquid crystal display to be first grayscale brightness, when the brightness of the backlight module is the second backlight brightness, the Gamma voltage adjustment circuit outputs a second Gamma voltage for adjusting the grayscale brightness of the liquid crystal display to be second grayscale brightness.Type: ApplicationFiled: June 29, 2016Publication date: June 21, 2018Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.Inventors: Xingling GUO, Xiang YANG, Jiehui QIN