Patents by Inventor Caiqin Chen

Caiqin Chen 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).

  • Publication number: 20190325796
    Abstract: The present disclosure discloses a test circuit, an array substrate, and a light-emitting display apparatus. The test circuit is arranged at an output terminal of a scan driving circuit and is configured to test a current output characteristic of a pixel unit when the scan driving circuit does not provide a drive signal for the pixel unit. Test circuit includes an enable signal line, a scanning signal ON line, and a plurality of switch transistors. Each of the switch transistors includes a first terminal, a second terminal, and a third terminal, wherein the first terminal of each of the switch transistors connects the enable signal line, the second terminal connects the scanning signal ON line, and the third terminal connects the pixel unit.
    Type: Application
    Filed: September 7, 2018
    Publication date: October 24, 2019
    Inventor: Caiqin Chen
  • Patent number: 10396142
    Abstract: This disclosure discloses an array substrate comprising: a substrate; a driver chip, located on the substrate; a plurality of data lines, arranged in turn on the substrate, extended longitudinally and electrically connected to the driver chip; a plurality of high level lines; a metal block, located on the substrate and electrically connected to the high level lines, so that the high level lines at the same high level; wherein the data lines are electrically connected to driver chip through the area which the metal block is located in, and an insulating layer exists between the metal block and the data lines, a hollow area located in the metal block overlaps the data lines to reduce parasitic capacitance formed by the metal block and the data lines. This disclosure also discloses an AMOLED display device. Impact of resistor-capacitor delay and damage to components can be reduced by using this disclosure.
    Type: Grant
    Filed: March 13, 2017
    Date of Patent: August 27, 2019
    Assignee: Wuhan China Star Optoelectronics Technology Co., Ltd
    Inventor: Caiqin Chen
  • Patent number: 10395613
    Abstract: Disclosed is a drive control circuit, comprising a sub pixel set, a thin film transistor set, a switching unit and a driver, the driver comprises a control end, a row drive end and a column drive end, the sub pixel set comprises a plurality of sub pixels arranged in array, and the thin film transistor set comprises thin film transistors arranged in array, and one thin film transistor corresponds to one sub pixel, and the sub pixel set comprises at least one mixed sub pixel column, having at least two different sub pixels, connected to the switching unit via corresponding thin film transistors, and the control ends of the thin film transistors corresponding to the at least one mixed sub pixel column are connected to the row drive end, and the switching unit is also connected to the column drive end and the control end.
    Type: Grant
    Filed: March 30, 2017
    Date of Patent: August 27, 2019
    Assignee: Wuhan China Star Optoelectronics Technology Co., Ltd
    Inventors: Caiqin Chen, Yu Zhao
  • Publication number: 20190155427
    Abstract: The present invention provides a touch control electrode and a manufacture method thereof. Only the second electrode (12) is covered with an insulation layer (13) in the touch control electrode, and the first electrode (11) is not covered with the insulation layer to ensure that a lateral capacitance variable and a fringing field capacitance variable are generated as being touched while the bridging line (112) and the second electrode (12) are insulated, and thus to increase the total capacitance variable as being touched, to promote the signal to noise ratio, and the touch result is better.
    Type: Application
    Filed: December 29, 2016
    Publication date: May 23, 2019
    Inventor: Caiqin Chen
  • Patent number: 10295878
    Abstract: The present disclosure discloses an array substrate and a liquid crystal display panel. The thin film transistors are arranged matrix on the array substrate, a first passivation layer is arranged on the source/drain electrode of the thin film transistors, an organic transparent layer is arranged on the first passivation layer and is located in an area other than the area of the thin film transistors and the area between the adjacent two thin film transistors, post spacers are arranged on the surface of the array substrate, and is located between any two of the thin film transistors. By way of the above, the present disclosure can prevent the PS sliding in the hole of the organic transparent layer, it is possible to increase the stability of the PS.
    Type: Grant
    Filed: September 6, 2016
    Date of Patent: May 21, 2019
    Assignee: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventors: Qipei Zhang, Caiqin Chen
  • Publication number: 20190140195
    Abstract: A method for fabricating a flexible OLED panel comprises the following steps. A rigid substrate is provided. A flexible basal layer is formed on the rigid substrate. A buffer layer, a semiconductor layer and a first gate insulating layer are formed one by one on the rigid substrate. A channel doping is performed. A first gate is formed on the first gate insulating layer. A source and drain doping is performed. An activating treatment is performed and then a second gate insulating layer is formed on the first gate. A hydrogen treatment is performed and then a second gate, an organic insulating layer, a source and a drain, a planar layer and an OLED structure are formed one by one on the second gate insulating layer. A laser lift-off procedure is applied to separate the rigid substrate and the flexible basal layer for getting a flexible OLED panel.
    Type: Application
    Filed: November 24, 2017
    Publication date: May 9, 2019
    Inventors: Yu ZHAO, Caiqin CHEN, Xing MING
  • Patent number: 10261372
    Abstract: The present application provides a manufacture method of an array substrate, wherein the manufacture method comprises providing a substrate; sequentially forming a planarization layer, a first common electrode layer and a first insulation layer on the substrate; forming a metal line layer on the first insulation layer; depositing a second insulation layer on a second metal layer and the first insulation layer; forming a plurality of through holes in the second insulation layer; forming a second common electrode layer on the second insulation layer which is formed with the through holes. The present application further provides a liquid crystal panel and a liquid crystal display screen.
    Type: Grant
    Filed: November 23, 2016
    Date of Patent: April 16, 2019
    Assignee: Wuhan China Star Optoelectronics Technology Co., Ltd
    Inventors: Chunqian Zhang, Caiqin Chen
  • Patent number: 10249697
    Abstract: Disclosed are a display panel and a display device. The display panel includes an active area and two GOA driving circuit areas which are respectively arranged on a right side and a left side of the active area, wherein the display panel is bent along bending positions formed by gaps between the active area and each of the GOA driving circuit areas. Performance of metal lines at the bending positions can be improved and the display panel has an ultra-narrow frame.
    Type: Grant
    Filed: December 28, 2016
    Date of Patent: April 2, 2019
    Assignee: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventor: Caiqin Chen
  • Patent number: 10229643
    Abstract: A liquid crystal display panel is provided, comprising a plurality of sub pixels arranged in a pixel array, which is formed by a plurality of data lines and a plurality of scan lines perpendicular to each other. The plurality of scan lines comprises a first scan line connected with a first sub pixel, the first scan line being enabled within a first time period after a polarity inversion of a drive signal level of a data line, and at least one second scan line being enabled within a second time period after the first time period. An RC delay of the second scan line is larger than that of the first scan line.
    Type: Grant
    Filed: December 30, 2014
    Date of Patent: March 12, 2019
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd
    Inventors: Caiqin Chen, Je Hao Hsu
  • Patent number: 10224497
    Abstract: Disclosed is a flexible substrate, comprising a first organic layer, a first inorganic layer, a second organic layer and a second inorganic layer. The first inorganic layer is located on the first organic layer. The first inorganic layer comprises first strips which are spaced. The first strip comprises a first middle part and two first side parts. The second organic layer covers the first inorganic layer. The second inorganic layer is located on one side of the second organic layer remote from the first organic layer. The second inorganic layer comprises second strips which are spaced. The second strip comprises a second middle part and two second side parts. An extension direction of the second strips is the same as an extension direction of the first strips, the second organic layer is partially interposed between two first strips and between two second strips which are adjacent.
    Type: Grant
    Filed: April 26, 2017
    Date of Patent: March 5, 2019
    Assignee: Wuhan China Star Optoelectronics Technology Co., Ltd
    Inventors: Lin Meng, Caiqin Chen, Tao Sun
  • Patent number: 10203825
    Abstract: An array substrate having an embedded touch structure is disclosed. A common electrode layer is divided in to multiple first and second electrodes. Multiple first and second electrode connecting lines disposed in a touch wiring layer are respectively connected the first and second electrodes to a driving integrated chip one by one. A common voltage signal line, a first switching signal line and a first and second switches are disposed in a layout area. In a display sequence, the first switching signal controls the first and second switches to turn on, so the first and second electrode connecting lines are respectively connected to the common voltage signal line. In a touch sequence, the first switching signal controls the first and second switches to turn off to disconnect the first and second electrode connecting lines and the common voltage signal line. A display panel having the array substrate is also disclosed.
    Type: Grant
    Filed: December 28, 2016
    Date of Patent: February 12, 2019
    Assignee: Wuhan China Star Optoelectronics Technology Co., Ltd
    Inventors: Qipei Zhang, Caiqin Chen
  • Publication number: 20190035348
    Abstract: A scan driving circuit and a device are disclosed. The scan driving circuit has a plurality of scan driving units coupled in cascade. A (N)-cascaded scan driving unit includes a first control module, a second control module, and an output module. The second control module includes a first switch unit, a second switch unit, a potential holding unit and a first switch control unit. A control end of the second switch unit receives the (N-1)-stage scanning signal, the first switch control unit is configured for controlling the first switch unit, according to the second clock signal, the (N-1)-stage scanning signal, and the first constant voltage signal passed through the second control end of the first switch unit, to control the first switch unit, for operating that the first switch unit and the second switch unit are not conducted at the same time.
    Type: Application
    Filed: March 2, 2018
    Publication date: January 31, 2019
    Inventor: Caiqin CHEN
  • Patent number: 10180601
    Abstract: The present application discloses a liquid crystal display panel and a liquid crystal display apparatus. The liquid crystal display panel includes a color filter substrate, and an array substrate, formed opposite and space apart from the color filter substrate, and a photo spacer disposed between the color filter substrate and the array substrate, a side of the array substrate toward the color filter substrate is set up a contact hole, a side of the color filter substrate toward the array substrate is disposed a projection, the height of the projection is larger than the height of the photo spacer, and the top of the projection is inserted into the contact hole.
    Type: Grant
    Filed: September 6, 2016
    Date of Patent: January 15, 2019
    Assignee: Wuhan China Star Optoelectronics Technology Co., Ltd
    Inventors: Qipei Zhang, Caiqin Chen
  • Publication number: 20190006435
    Abstract: An OLED device is provided, including a substrate and a plurality of OLED subpixels arranged on the substrate. An insulating barrier is provided between every two adjacent OLED subpixels with different colors, and the barrier is configured to block a carrier diffusion between the two adjacent OLED subpixels. The disclosure further provides a display apparatus including the OLED device, which can prevent the light emission crosstalk between the adjacent OLED subpixels and avoid the color coordinate shift of the OLED subpixels.
    Type: Application
    Filed: May 3, 2018
    Publication date: January 3, 2019
    Inventors: Caiqin CHEN, Zhiyuan SHEN, Xing MING, Tao SUN, Lin MENG, Yu ZHAO
  • Publication number: 20180366079
    Abstract: Disclosed is a drive control circuit, comprising a sub pixel set, a thin film transistor set, a switching unit and a driver, the driver comprises a control end, a row drive end and a column drive end, the sub pixel set comprises a plurality of sub pixels arranged in array, and the thin film transistor set comprises thin film transistors arranged in array, and one thin film transistor corresponds to one sub pixel, and the sub pixel set comprises at least one mixed sub pixel column, having at least two different sub pixels, connected to the switching unit via corresponding thin film transistors, and the control ends of the thin film transistors corresponding to the at least one mixed sub pixel column are connected to the row drive end, and the switching unit is also connected to the column drive end and the control end.
    Type: Application
    Filed: March 30, 2017
    Publication date: December 20, 2018
    Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventors: Caiqin CHEN, Yu ZHAO
  • Patent number: 10157937
    Abstract: A TFT array substrate includes a display zone having data lines, scan lines, and sub-pixels arranged in an array. For the sub-pixels of the same row, each of the sub-pixels of the even columns is connected with the scan line above the row of the sub-pixels and each of the sub-pixels of the odd columns is connected with the scan line below the row of the sub-pixels. The non-display zone includes fan-out lines respectively corresponding to and connected with the scan lines. Each of the fan-out lines includes a horizontal line segment and a slanted line segment. The slanted line segments of the two fan-out lines respectively corresponding to and connected with two adjacent, upper and lower scan lines are arranged to intersect each other in a mutually isolated manner so as to change the sequence of driving the two adjacent, upper and lower scan lines.
    Type: Grant
    Filed: March 23, 2018
    Date of Patent: December 18, 2018
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventor: Caiqin Chen
  • Patent number: 10147908
    Abstract: The present disclosure relates to a repairing method of organic light emitting display panels and an organic light emitting display panel. The repairing method includes: identifying the display pixels required to be repaired, breaking down a connection between the control end of the transistor on the display pixel required to be repaired and the scanning line, connecting the first route end of the transistor on the display pixel required to be repaired and the second route end, and applying the second reference voltage continuously to the anode of the OLED on the display pixel required to be repair. The OLED may stay in the dark state in response to a configuration of the first reference voltage and the second reference voltage, so as to reduce power-consuming of repairing the organic light emitting display panel and to enhance repairing efficiency.
    Type: Grant
    Filed: May 19, 2017
    Date of Patent: December 4, 2018
    Assignee: Wuhan China Star Optoelectronics Technology Co., Ltd
    Inventor: Caiqin Chen
  • Publication number: 20180337366
    Abstract: Disclosed is a flexible substrate, comprising a first organic layer, a first inorganic layer, a second organic layer and a second inorganic layer. The first inorganic layer is located on the first organic layer. The first inorganic layer comprises first strips which are spaced. The first strip comprises a first middle part and two first side parts. The second organic layer covers the first inorganic layer. The second inorganic layer is located on one side of the second organic layer remote from the first organic layer. The second inorganic layer comprises second strips which are spaced. The second strip comprises a second middle part and two second side parts. An extension direction of the second strips is the same as an extension direction of the first strips, the second organic layer is partially interposed between two first strips and between two second strips which are adjacent.
    Type: Application
    Filed: April 26, 2017
    Publication date: November 22, 2018
    Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventors: Lin MENG, Caiqin CHEN, Tao SUN
  • Publication number: 20180323218
    Abstract: A TFT array substrate includes a display zone having data lines, scan lines, and sub-pixels arranged in an array. For the sub-pixels of the same row, each of the sub-pixels of the even columns is connected with the scan line above the row of the sub-pixels and each of the sub-pixels of the odd columns is connected with the scan line below the row of the sub-pixels. The non-display zone includes fan-out lines respectively corresponding to and connected with the scan lines. Each of the fan-out lines includes a horizontal line segment and a slanted line segment. The slanted line segments of the two fan-out lines respectively corresponding to and connected with two adjacent, upper and lower scan lines are arranged to intersect each other in a mutually isolated manner so as to change the sequence of driving the two adjacent, upper and lower scan lines.
    Type: Application
    Filed: March 23, 2018
    Publication date: November 8, 2018
    Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventor: Caiqin CHEN
  • Publication number: 20180308410
    Abstract: The data driving method for the display panel according to the present invention adjusts the demux signal and drives the sub-pixels in the regular deployment as such. the timing of a demux signal has different pulse intervals and as such, the timing of the demux signal becomes disorder or irregular. In such a way, the present invention can prevent the sub-pixels of a particular color from being insufficiently recharged in polarity inversion, solves the color deviation problem, and makes the screen image more uniform. Also, the present invention adopts the RGBW regular deployment and therefore all the RGBW masks can be shared without the drawback of unable to share the masks under the circumstance of the existing RGBW disorder deployment.
    Type: Application
    Filed: February 24, 2016
    Publication date: October 25, 2018
    Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventor: Caiqin Chen