Patents by Inventor Ming-Jong Jou

Ming-Jong Jou 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: 11328678
    Abstract: A pixel driving circuit includes a driving transistor, a first switch, a second switch, a third switch, a fourth switch, a first capacitor, a second capacitor, an initial-voltage-signal terminal, a data-voltage-signal terminal, and a driving-voltage-signal terminal. The driving transistor includes a gate terminal, a source terminal, and a drain terminal. The first switch is disposed between the gate terminal and the drain terminal. The gate terminal is connected with the initial-voltage-signal terminal via the second switch. The source terminal is connected with the driving-voltage-signal terminal and the data-voltage-signal terminal via the third switch and the fourth switch, respectively. The first capacitor is connected between the gate terminal and a ground terminal. The second capacitor is connected between the gate terminal and the source terminal. A pixel driving method and a display panel are also provided.
    Type: Grant
    Filed: September 27, 2020
    Date of Patent: May 10, 2022
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Xiaolong Chen, Yi-Chien Wen, Ming-Jong Jou
  • Patent number: 10917970
    Abstract: A display panel and a display are provided. The display panel includes a glass substrate, at least one driving chip and a flexible printed circuit, wherein the at least one driving chip is electrically connected to the flexible printed circuit. Both the at least one driving chip and the flexible printed circuit are arranged on the glass substrate together to reduce the thickness of the display.
    Type: Grant
    Filed: December 22, 2017
    Date of Patent: February 9, 2021
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Yufeng Jin, Shen-sian Syu, Ming-jong Jou
  • Publication number: 20210012719
    Abstract: A pixel driving circuit includes a driving transistor, a first switch, a second switch, a third switch, a fourth switch, a first capacitor, a second capacitor, an initial-voltage-signal terminal, a data-voltage-signal terminal, and a driving-voltage-signal terminal. The driving transistor includes a gate terminal, a source terminal, and a drain terminal. The first switch is disposed between the gate terminal and the drain terminal. The gate terminal is connected with the initial-voltage-signal terminal via the second switch. The source terminal is connected with the driving-voltage-signal terminal and the data-voltage-signal terminal via the third switch and the fourth switch, respectively. The first capacitor is connected between the gate terminal and a ground terminal. The second capacitor is connected between the gate terminal and the source terminal. A pixel driving method and a display panel are also provided.
    Type: Application
    Filed: September 27, 2020
    Publication date: January 14, 2021
    Inventors: Xiaolong Chen, Yi-Chien Wen, Ming-Jong Jou
  • Patent number: 10825399
    Abstract: A pixel driving circuit includes a driving transistor, a first switch, a second switch, a third switch, a fourth switch, a first capacitor, a second capacitor, an initial-voltage-signal terminal, a data-voltage-signal terminal, and a driving-voltage-signal terminal. The driving transistor includes a gate terminal, a source terminal, and a drain terminal. The first switch is disposed between the gate terminal and the drain terminal. The gate terminal is connected with the initial-voltage-signal terminal via the second switch. The source terminal is connected with the driving-voltage-signal terminal and the data-voltage-signal terminal via the third switch and the fourth switch, respectively. The first capacitor is connected between the gate terminal and a ground terminal. The second capacitor is connected between the gate terminal and the source terminal. A pixel driving method and a display panel are also provided.
    Type: Grant
    Filed: November 6, 2019
    Date of Patent: November 3, 2020
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Xiaolong Chen, Yi-Chien Wen, Ming-Jong Jou
  • Patent number: 10706781
    Abstract: The present disclosure provides a digital driving method and a digital driving system of an OLED display device. The digital driving method includes: dividing the frame into N sub frames, wherein N is an integer larger than or equal to 2, one of the sub frames is a full-brightness sub frame, the full-brightness sub frame includes a full-emission sub frame and the blanking period, pixels of the OLED display device keep emitting lights within the full-emission sub frame, and the blanking period follows the full-emission sub frame; determining the time ratios of driving the pixels in the sub frames as ½N-1, ½N-2 . . . , 1 to increase the luminance of the OLED display device, wherein the time ratio of driving the pixels in the full-brightness sub frame is 1. By using the present disclosure, the brightness uniformity of the OLED display device can be increase.
    Type: Grant
    Filed: May 24, 2018
    Date of Patent: July 7, 2020
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Jian He, Ming-Jong Jou, ShenSian Syu
  • Publication number: 20200202794
    Abstract: A pixel driving circuit includes a driving transistor, a first switch, a second switch, a third switch, a fourth switch, a first capacitor, a second capacitor, an initial-voltage-signal terminal, a data-voltage-signal terminal, and a driving-voltage-signal terminal. The driving transistor includes a gate terminal, a source terminal, and a drain terminal. The first switch is disposed between the gate terminal and the drain terminal. The gate terminal is connected with the initial-voltage-signal terminal via the second switch. The source terminal is connected with the driving-voltage-signal terminal and the data-voltage-signal terminal via the third switch and the fourth switch, respectively. The first capacitor is connected between the gate terminal and a ground terminal. The second capacitor is connected between the gate terminal and the source terminal. A pixel driving method and a display panel are also provided.
    Type: Application
    Filed: November 6, 2019
    Publication date: June 25, 2020
    Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Xiaolong CHEN, Yi-Chien WEN, Ming-Jong JOU
  • Patent number: 10657900
    Abstract: A pixel driving circuit, a driving method thereof and an OLED display panel are provided. A plurality of scanning lines and a plurality of data lines of the pixel driving circuit intersect to define a plurality of pixel units, the plurality of pixel units in each row are connected to a corresponding scanning line and a corresponding power line, the plurality of pixel units in each column are connected to a corresponding data line, in a scanning period, scanning signal is input to an end of the scanning line to drive the plurality of pixel units along a first direction, power driving signal is input to an end of the power line opposite to the end of the scanning line to which the scanning signal is input to drive the plurality of pixel units along a second direction, the first direction and the second direction are opposite.
    Type: Grant
    Filed: October 20, 2017
    Date of Patent: May 19, 2020
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Yufeng Jin, Shen-sian Syu, Ming-jong Jou
  • Patent number: 10652550
    Abstract: A compensation table compressing method is provided, processes each encoding block by prediction modes and select one prediction mode with the minimum rate distortion optimizing value as an optimized prediction mode by the rate distortion optimizing method such that each encoding block can correspond to an optimized prediction mode, which lowers the compression ratio of the compensation table and the time complexity of encoding and increases the quality of compression.
    Type: Grant
    Filed: January 12, 2018
    Date of Patent: May 12, 2020
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Yufan Deng, Ming-jong Jou, Shen-sian Syu
  • Patent number: 10636358
    Abstract: A method for improving display panel display effect and a display panel are disclosed, the method includes: pre-acquiring an external compensation lookup table corresponding to each pixel grayscale 255 in the display panel; introducing the external compensation lookup table to the storage unit and replacing the data corresponding to an original grayscale 255 in the preset voltage table; driving the PWM driving circuit according to a replaced data. It combines the external compensation method to improve the display effect of the PWM digital drive and avoids the problem that the PWM circuit cannot eliminate the unevenness of the display panel in the grayscale 255 and enhance the actual display effect of the display panel.
    Type: Grant
    Filed: October 21, 2017
    Date of Patent: April 28, 2020
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Jian He, Ming-jong Jou
  • Patent number: 10607550
    Abstract: A digital control driving method and a driving display device are disclosed. In the method, dividing an image frame into K sub-frames by a hit using a digital control method is adopted. Wherein in one frame period of the image frame, an occupied time of each K sub-frame is the same, and driving times of the K sub-frames are different. The K sub-frames are driven to display on the display panel in a special transmission mode within one frame time of the image frame. The transmission voltage value has only two values, corresponding to the light emission and non-emission of the pixel points on the display panel. The source driver IC only output two grayscale voltages so as to effectively avoid a drift of the Vth of the driving TFT such that an entire brightness of the AMOLED panel is even to improve the display quality.
    Type: Grant
    Filed: July 20, 2018
    Date of Patent: March 31, 2020
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Xuebing Zhou, Yi-Chien Wen, Ming-Jong Jou
  • Publication number: 20200045820
    Abstract: A display panel and a display are provided. The display panel includes a glass substrate, at least one driving chip and a flexible printed circuit, wherein the at least one driving chip is electrically connected to the flexible printed circuit. Both the at least one driving chip and the flexible printed circuit are arranged on the glass substrate together to reduce the thickness of the display.
    Type: Application
    Filed: December 20, 2017
    Publication date: February 6, 2020
    Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Yufeng JIN, Shen-sian SYU, Ming-jong JOU
  • Patent number: 10522079
    Abstract: The present application provides a pixel driving circuit, which comprises a driving transistor, a first switch, a second switch, a third switch, a fourth switch, a first capacitor, a second capacitor, an initial-voltage-signal terminal, a data-voltage-signal terminal, and a driving-voltage-signal terminal. The driving transistor comprises a gate terminal, a source terminal, and a drain terminal. The first switch is disposed between the gate terminal and the drain terminal. The gate terminal is connected with the initial-voltage-signal terminal via the second switch. The source terminal is connected with the driving-voltage-signal terminal and the data-voltage-signal terminal via the third switch and the fourth switch, respectively. The first capacitor is connected between the gate terminal and a ground terminal. The second capacitor is connected between the gate terminal and the source terminal. The present application further provides a pixel driving method and a display panel.
    Type: Grant
    Filed: November 30, 2017
    Date of Patent: December 31, 2019
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd
    Inventors: Xiaolong Chen, Yi-Chien Wen, Ming-Jong Jou
  • Publication number: 20190385531
    Abstract: A pixel driving circuit, a driving method thereof and an OLED display panel are provided. A plurality of scanning lines and a plurality of data lines of the pixel driving circuit intersect to define a plurality of pixel units, the plurality of pixel units in each row are connected to a corresponding scanning line and a corresponding power line, the plurality of pixel units in each column are connected to a corresponding data line, in a scanning period, scanning signal is input to an end of the scanning line to drive the plurality of pixel units along a first direction, power driving signal is input to an end of the power line opposite to the end of the scanning line to which the scanning signal is input to drive the plurality of pixel units along a second direction, the first direction and the second direction are opposite.
    Type: Application
    Filed: October 20, 2017
    Publication date: December 19, 2019
    Inventors: Yufeng Jin, Shen-sian Syu, Ming-jong Jou
  • Patent number: 10504439
    Abstract: The present disclosure provides an OLED display panel and a driving method for the OLED display panel. The display panel comprises a first data converter configured to encode voltage data into parallel transmission data, the number of data bits of the transmission data being greater than that of the voltage data; a second data converter configured to convert the transmission data into serial relay data; a transmitter configured to convert the relay data into differential data and send the differential data; and a timing controller configured to receive the differential data and clock information in the differential data, and perform voltage compensation.
    Type: Grant
    Filed: November 2, 2017
    Date of Patent: December 10, 2019
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Jing Xu, Ming-jong Jou
  • Patent number: 10497314
    Abstract: Disclosed are a driving method and a driving device for improving a contrast of an OLED image. The driving method includes steps of dividing an OLED display panel into a plurality of partitions, calculating an average pixel level of one frame of image to be displayed corresponding to each partition, determining, based on the average pixel level, a preset value of a discharge reference voltage, and regulating the discharge reference voltage applied to pixel driving circuits in the partition to the preset value. The driving method can significantly improve the contrast of the OLED image during display.
    Type: Grant
    Filed: December 21, 2016
    Date of Patent: December 3, 2019
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Xiaolong Chen, Chih Hao Wu, Ming Jong Jou
  • Patent number: 10482815
    Abstract: The present application provides a pixel driving circuit, which comprises a driving transistor which comprises a gate terminal, a source terminal, and a drain terminal. The first switch is connected between the gate terminal and the drain terminal. The gate terminal is connected with the reset-voltage-signal terminal via the second switch. The source terminal is respectively connected with the driving-voltage-signal terminal and the data-voltage-signal terminal via the third switch and the fourth switch. The first capacitor is connected between the gate terminal and the charge-voltage terminal. The charge-voltage terminal is connected with a control terminal of the first switch. The second capacitor is connected between the gate terminal and the driving-voltage-signal terminal. The present application further provides a display panel.
    Type: Grant
    Filed: November 30, 2017
    Date of Patent: November 19, 2019
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd
    Inventors: Xiaolong Chen, Yi-Chien Wen, Ming-Jong Jou
  • Patent number: 10467953
    Abstract: The present disclosure relates to a pixel driving circuit and an organic light-emitting diode (OLED) display having the pixel driving circuit. The pixel driving circuit adopts a 6T2C (six transistors and two capacitors) structure to compensate a threshold voltage of the driving thin film transistor (TFT) in the pixel. As such, a current passing through the OLED may not be related to the threshold voltage of the driving TFT. So as to eliminate the improper image-displaying of the OLED display resulting from the drifting of the threshold voltage of the driving TFT.
    Type: Grant
    Filed: December 13, 2017
    Date of Patent: November 5, 2019
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd
    Inventors: Bobiao Chang, Xiaolong Chen, Yi-chien Wen, Ming-jong Jou
  • Patent number: 10469819
    Abstract: An augmented reality display method based on a transparent display device and a device are disclosed. The transparent display device is disposed between a user and an object. The method includes: determining a first three-dimensional coordinate location of a user viewpoint related to the transparent display device; determining a second three-dimensional coordinate location of the object related to the transparent display device; determining a position of the object on a viewing region of the transparent display device according to the first and the second three-dimensional coordinate locations; determining a displaying position of the auxiliary information of the object according to the position of the object; and controlling the device to display the auxiliary information of the object at the displaying position. Accordingly, the technology problem that a vision of the user is blocked when displaying the auxiliary information of the object is avoided.
    Type: Grant
    Filed: September 1, 2017
    Date of Patent: November 5, 2019
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd
    Inventors: Limin Wang, Ming-jong Jou
  • Patent number: 10453391
    Abstract: The present application provides a pixel driving circuit, which comprises a driving transistor, a first switch, a second switch, a third switch, a fourth switch, a first capacitor, a second capacitor, an initial-voltage-signal terminal, a data-voltage-signal terminal, a reset-voltage-signal terminal, and a driving-voltage-signal terminal. The driving transistor comprises a gate terminal, a source terminal, and a drain terminal. The first capacitor is connected between the source terminal and the gate terminal, the second capacitor is connected between the source terminal and a charge-voltage terminal. The charge-voltage terminal is respectively connected with the reset-voltage-signal terminal and the data-voltage-signal terminal via the first switch and the second switch. The drain terminal is connected with the driving-voltage-signal terminal via the third switch. The gate terminal is connected with the initial-voltage-signal terminal via the fourth switch.
    Type: Grant
    Filed: November 30, 2017
    Date of Patent: October 22, 2019
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd
    Inventors: Xiaolong Chen, Yi-Chien Wen, Ming-Jong Jou
  • Patent number: 10446080
    Abstract: The present application provides a pixel driving circuit, which comprises a driving transistor, which comprises a gate terminal, a source terminal, and a drain terminal. The source terminal is respectively connected with a driving-voltage-signal terminal and a charge-voltage terminal via a first switch and a second switch. The charge-voltage terminal is connected with a data-voltage-signal terminal via a third switch. The gate terminal is connected with an initial-voltage-signal terminal via a fourth switch, and the gate terminal is connected with the drain terminal via a fifth switch. A first capacitor is connected with the gate terminal and the charge-voltage terminal, a second capacitor is connected with the gate terminal and a ground terminal. The present application further provides a pixel driving method and a display panel.
    Type: Grant
    Filed: November 30, 2017
    Date of Patent: October 15, 2019
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd
    Inventors: Xiaolong Chen, Yi-Chien Wen, Ming-Jong Jou