Patents by Inventor Minghua Lu

Minghua Lu 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: 10535726
    Abstract: There are disclosed an organic light-emitting diode display panel, a method for fabricating the same, and a display device above, and the organic light-emitting diode display panel includes: an underlying substrate, a plurality of pixel elements arranged on the underlying substrate, pixel driving circuits electrically coupled to respective pixel elements, and a plurality of signal lines electrically coupled to the pixel driving circuits; and the organic light-emitting diode display panel further includes a resistance reducing electrode arranged at a different layer from, and connected in parallel with at least one signal line. Since the resistance reducing electrode is connected in parallel with the signal lines, resistances of the respective signal lines can be reduced to thereby lower a signal load on the respective signal lines so as to improve the display quality of the organic light-emitting diode display panel.
    Type: Grant
    Filed: November 16, 2017
    Date of Patent: January 14, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lei Wang, Minghua Xuan, Shengji Yang, Pengcheng Lu, Li Xiao, Jie Fu, Xiaochuan Chen
  • Publication number: 20200013473
    Abstract: This disclosure discloses a shift register, a method for driving the same, a gate integrated driver circuit, and a display device, and the shift register includes an input control circuit, a first output control circuit, a pull-up control circuit, a first pull-down control circuit, and a second output control circuit, where the first output control circuit and the second output control circuit operate in cooperation to provide a high-level signal and a low-level signal respectively, and the pull-up control circuit and the second output control circuit operate in cooperation to reset a signal output terminal.
    Type: Application
    Filed: November 17, 2017
    Publication date: January 9, 2020
    Inventors: Minghua Xuan, Shengji Yang, Li Xiao, Jie Fu, Lei Wang, Pengcheng Lu, Xiaochuan Chen
  • Publication number: 20190385529
    Abstract: The present disclosure relates to a driving circuit of a display panel, a display panel and a display device. The driving circuit includes at least one potential saving unit and at least one column of pixel driving units. The potential saving unit is arranged corresponding to a column of pixel units, and is configured to output a first potential signal based on a voltage of the external preset power supply and save the first potential signal to the first potential output terminal, while outputting a second potential signal and saving the second potential signal to the second potential output terminal.
    Type: Application
    Filed: March 6, 2018
    Publication date: December 19, 2019
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Minghua xuan, Shengji YANG, Li XIAO, Dongni LIU, Jie FU, Pengcheng LU, Xiaochuan CHEN, Lei WANG
  • Publication number: 20190378464
    Abstract: The present disclosure provides a light emitting unit, a driving method thereof, and a display device, belongs to the field of organic light emitting transistor (OLET) display technology, and can at least partially solve the problem of high power consumption of an existing OLET display technique. The light emitting unit includes an OLET and a driving circuit. The driving circuit is coupled to a control electrode and a first electrode of the OLET, and is configured to provide a data voltage to the control electrode of the OLET and provide a compensation voltage correlated with the data voltage to the first electrode of the OLET. A second electrode of the OLET is coupled to a first constant voltage terminal.
    Type: Application
    Filed: May 29, 2019
    Publication date: December 12, 2019
    Inventors: Liang CHEN, Lei WANG, Xiaochuan CHEN, Minghua XUAN, Li XIAO, Dongni LIU, Shengji YANG, Pengcheng LU, Ning CONG, Detao ZHAO
  • Publication number: 20190363155
    Abstract: A wiring structure and a manufacture method thereof, an organic light-emitting diode (OLED) array substrate and a display device are provided, the wiring structure includes: a base substrate, the base substrate includes a first surface and a second surface which are opposite to each other; a first conductive pattern arranged on the first surface of the base substrate and a second conductive pattern arranged on the second surface of the base substrate; the first conductive pattern is connected with the second conductive pattern through a via hole pattern penetrating through the base substrate. In the case that the wiring structure is applied to the organic light-emitting diode (OLED) array substrate, the display uniformity can be improved.
    Type: Application
    Filed: May 11, 2018
    Publication date: November 28, 2019
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Li XIAO, Minghua XUAN, Shengji YANG, Xiaochuan CHEN, Lei WANG, Jie FU, Pengcheng LU, Dondni LIU
  • Publication number: 20190355305
    Abstract: A pixel circuit, a driving method, a display panel and a display device. The pixel circuit includes: at least two pixel sub-circuits, a data line, a first scan line, a second scan line, a third scan line and a light-emitting control line. The pixel sub-circuit includes: a light-emitting control sub-circuit, a node reset sub-circuit, a drive control sub-circuit, a write sub-circuit and a light emitting device. The light-emitting control sub-circuit is configured to provide a signal provided by the first voltage signal end to a first node; the node reset sub-circuit is configured to form a conductive path between the first node and a second node; the write sub-circuit is configured to write a data signal provided by the data signal end and a threshold voltage to the second node; and the drive control sub-circuit is configured to drive the light emitting device to emit light.
    Type: Application
    Filed: April 24, 2018
    Publication date: November 21, 2019
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shengji YANG, Xue DONG, Jing LV, Xiaochuan CHEN, Minghua XUAN, Lei WANG, Dongni LIU, Li XIAO, Jie FU, Pengcheng LU
  • Publication number: 20190326359
    Abstract: An OLED touch display panel, a method for manufacturing an OLED touch display panel and a touch display device are disclosed. The method comprises: forming a plurality of baffles by a patterning process on a TFT back plate, wherein each of the baffles defines a touch region; and forming a cathode layer on the TFT back plate on which the baffles have been formed. The cathode layer is partitioned by the baffles into a plurality of self-capacitance electrodes insulated from each other. Each of the self-capacitance electrodes is located within one of the touch regions and matches the touch region in shape.
    Type: Application
    Filed: January 3, 2018
    Publication date: October 24, 2019
    Inventors: Shengji YANG, Xue DONG, Xiaochuan CHEN, Minghua XUAN, Pengcheng LU, Weifeng HAN, Huijuan WANG, Jing YU, Yingli LIU, Limin YU
  • Publication number: 20190304105
    Abstract: Embodiments described herein provide examples of a real-time visual object tracking system. In one aspect, an UAV capable of performing real-time visual tracking of a moving object includes a processor; a memory coupled to the processor; and a camera coupled to the processor and the memory and to capture a video of the moving object. This UAV additionally includes a visual tracking module to: receive a first video image and a first location of the object; receive a second video image following the first video image; place a first search window in the first video image and a second search window in the second video image at the same location as the first search window; compute a correlation between an image patch within the first search window and an image patch within the second search window; and determine an updated location of the object in the second video image.
    Type: Application
    Filed: April 3, 2018
    Publication date: October 3, 2019
    Applicant: AltumView Systems Inc.
    Inventors: Yu Gao, Xing Wang, Eric Honsch, Rui Ma, Chao Shen, Minghua Chen, Ye Lu, Jie Liang, Jianbing Wu
  • Publication number: 20190304120
    Abstract: Embodiments described herein provide various examples of an automatic obstacle avoidance system for unmanned vehicles using embedded stereo vision techniques. In one aspect, an UAV capable of performing autonomous obstacle detection and avoidance is disclosed. This UAV includes: a stereo vision camera set coupled to the one or more processors and the memory to capture a sequence of stereo images; and a stereo vision module configured to: receive a pair of stereo images captured by a pair of stereo vision cameras; perform a border cropping operation on the pair of stereo images to obtain a pair of cropped stereo images; perform a subsampling operation on the pair of cropped stereo images to obtain a pair of subsampled stereo images; and perform a dense stereo matching operation on the pair of subsampled stereo images to generate a dense three-dimensional (3D) point map of a space corresponding to the pair of stereo images.
    Type: Application
    Filed: April 3, 2018
    Publication date: October 3, 2019
    Applicant: AltumView Systems Inc.
    Inventors: Rui Ma, Chao Shen, Yu Gao, Ye Lu, Minghua Chen, Jie Liang, Jianbing Wu
  • Publication number: 20190294283
    Abstract: A display substrate includes a substrate, a plurality of electrode leads disposed on the substrate, and a plurality of electrodes electrically disconnected with each other disposed on the substrate. Each electrode is in direct contact with one or more of the plurality of electrode leads, and a thickness of each electrode lead is greater than a thickness of a corresponding electrode. At least one of the plurality of electrode leads is respectively provided with at least one gap, and each gap is configured to electrically disconnect one of the plurality of electrodes that is in direct contact with a corresponding electrode lead from another one of the plurality of electrodes that is adjacent to the corresponding electrode lead.
    Type: Application
    Filed: January 17, 2019
    Publication date: September 26, 2019
    Inventors: Lei WANG, Shengji YANG, Minghua XUAN, Li XIAO, Pengcheng LU, Dongni LIU
  • Publication number: 20190287459
    Abstract: A pixel circuit, a method for driving a pixel circuit and a display panel are provided. The pixel circuit includes a control sub-circuit, a shunt sub-circuit, a light emitting sub-circuit and a latch sub-circuit, where the control sub-circuit is configured to output to the latch sub-circuit a data signal from a data signal line in response to a scan signal from a scan signal line; the latch sub-circuit is configured to latch a first level signal and a second level signal in response to the data signal and the scan signal, and output the second level signal to light emitting sub-circuit in response to a switch signal from a switch signal line, to enable the light emitting sub-circuit to emit light; and the shunt sub-circuit is configured to shunt, in response to a control signal from a control signal line, the second level signal input to the light emitting sub-circuit, to adjust a light emitting brightness of the light emitting sub-circuit.
    Type: Application
    Filed: December 27, 2018
    Publication date: September 19, 2019
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Dongni Liu, Xiaochuan Chen, Minghua Xuan, Shengji Yang, Lei Wang, Li Xiao, Pengcheng Lu, Liang Chen
  • Publication number: 20190288056
    Abstract: The present disclosure provides a pixel circuit structure and a display device using the same. The pixel circuit structure includes: a metal light shielding layer; at least one buffer layer formed on the metal light shielding layer; a thin film transistor formed on the at least one buffer layer; an insulating layer formed on a gate of the thin film transistor; and a second gate, formed on the insulating layer, forming a storage capacitance with the gate, and electrically coupled to a power line of the thin film transistor, wherein the metal light shielding layer is electrically coupled to the power line of the thin film transistor.
    Type: Application
    Filed: March 8, 2018
    Publication date: September 19, 2019
    Inventors: Li XIAO, Minghua XUAN, Xiaochuan CHEN, Shengji YANG, Dongni LIU, Jie FU, Lei WANG, Pengcheng LU
  • Publication number: 20190287455
    Abstract: A pixel circuit and a driving method thereof, display panel and a display device are disclosed. The pixel circuit includes an input control sub-circuit, a switch control sub-circuit, a latch sub-circuit and a light-emitting sub-circuit. The input control sub-circuit writes a data signal into a first node under control of the gate signal terminal. The switch control sub-circuit conducts a first terminal or a second terminal of the latch sub-circuit with the first node under control of a switch signal control terminal. The latch sub-circuit outputs a high-level signal to the first node, when the first node is conductive with the first terminal and outputs a low-level signal to the first node, when the first node is conductive with the second terminal. The light-emitting sub-circuit emits light when the first node is supplied with the high-level signal.
    Type: Application
    Filed: April 13, 2018
    Publication date: September 19, 2019
    Inventors: Pengcheng LU, Xiaochuan CHEN, Minghua XUAN, Shengji YANG, Lei WANG, Li XIAO, Dongni LIU, Jie FU, Han YUE, Jian GAO, Changfeng LI
  • Publication number: 20190267431
    Abstract: A touch panel, a method for fabricating the same, and a display device are provided. The touch panel includes: a base substrate, a plurality of touch electrode lines, a plurality of cathodes arranged in a matrix, and a plurality of spacers, where each cathode corresponds to at least one of the touch electrode lines, and each spacer includes a first photo spacer and a second photo spacer stacked successively; each touch electrode line includes a first lead part and a second lead part, wherein the first lead part is electrically connected with corresponding one of the cathodes, and the second lead part is configured to electrically connect the first lead part with a corresponding pin on a touch integrated circuit; and the first lead part at least covers the surface of the first photo spacer.
    Type: Application
    Filed: May 30, 2018
    Publication date: August 29, 2019
    Inventors: Shengji YANG, Xue DONG, Xiaochuan CHEN, Minghua XUAN, Lei WANG, Pengcheng LU, Li XIAO, Dongni LIU, Jing YU
  • Publication number: 20190262905
    Abstract: The invention discloses a wheel machining tool. A rough turning tool and a finish turning tool are respectively arranged on two sides of a tool head, the primary declination angle ? of the rough turning tool is set to 90° to 120°, and the primary declination angle ? of the finish turning tool is set to 85° to 95°; the axial height difference between the rough turning tool and the finish turning tool is set to 0.2-0.5 mm; the distance c between the rough turning tool and the tool head is set to 5-8 mm, and the distance b between the finish turning tool and the tool head is set to 3-5 mm. The rake angle ? of the rough turning tool is set to 12°-15°, the rake angle ? of the finish turning tool is set to 14°-17°.
    Type: Application
    Filed: July 11, 2018
    Publication date: August 29, 2019
    Applicant: CITIC Dicastal CO., LTD
    Inventors: Minghua LIU, Yingjun ZHOU, Weidong LIU, Xiao LIU, Xiaoguang HUANG, Jiandong GUO, Huiying LIU, Yuexin LU, Zhiyuan YU, Ruixiao ZHOU
  • Publication number: 20190251905
    Abstract: The present disclosure provides a pixel unit circuit, a pixel circuit, a driving method and a display device.
    Type: Application
    Filed: June 21, 2018
    Publication date: August 15, 2019
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shengji YANG, Xue DONG, Xiaochuan CHEN, Hui WANG, Yanming WANG, Minghua XUAN, Pengcheng LU, Wei LIU, Kuanta HUANG
  • Publication number: 20190252467
    Abstract: A method for manufacturing a display panel including a substrate and a light emitting functional layer on the substrate comprises the following steps: forming a conductive wire on the substrate; forming a semiconductor layer on the conductive wire; forming a conductive channel in the semiconductor layer, the conductive channel connects to the conductive wire; and forming a first electrode layer on the semiconductor layer and the light emitting functional layer, wherein the first electrode layer connects with the conductive channel. The present disclosure can reduce a length of a wiring trace between the electrode layer and the conductive wire, and avoid a touch blind region on the display panel caused by the excessively large wiring trace region.
    Type: Application
    Filed: January 9, 2019
    Publication date: August 15, 2019
    Inventors: Liang CHEN, Lei WANG, Xiaochuan CHEN, Minghua XUAN, Shengji YANG, Dongni LIU, Han YUE, Ming YANG, Li XIAO, Pengcheng LU
  • Publication number: 20190235663
    Abstract: A driving method of a touch display panel is provided. The touch display panel includes a plurality of regions each including a regional electrode. The driving method includes: one frame time including a plurality of display time periods, during each display time period, the plurality of regions including a display region performing display, and a region other than the display region being a non-display region, the display region including at least one region; during each display time period, applying a display signal to the regional electrode of the display region; during at least one display time period, the non-display region including at least one region, applying a touch signal to the regional electrode of the at least one region, and/or, inserting a touch time period between at least two display time periods and applying a touch signal to the regional electrode of the at least one region.
    Type: Application
    Filed: July 3, 2018
    Publication date: August 1, 2019
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Minghua XUAN, Xiaochuan CHEN, Shengji YANG, Pengcheng LU, Lei WANG, Li XIAO, Jie FU
  • Publication number: 20190229155
    Abstract: An electroluminescent display panel, a method for manufacturing the same, and a mask are provided. The method for manufacturing an electroluminescent display panel includes: forming, on at least one side of a predetermined light-emitting layer of the electroluminescent display panel, an electrode layer having a pattern corresponding to patterns of masks under shielding of the masks through an evaporation process, wherein the predetermined light-emitting layer is a film layer for forming a light-emitting layer of the electroluminescent display panel.
    Type: Application
    Filed: December 5, 2018
    Publication date: July 25, 2019
    Inventors: Minghua XUAN, Lei WANG, Shengji YANG, Pengcheng LU, Li XIAO, Dongni LIU, Xiaochuan CHEN
  • Publication number: 20190204665
    Abstract: A display assembly and an electronic apparatus are provided. The display assembly includes: a first substrate and a second substrate opposite to each other; a liquid crystal layer between them; a first part including a first light shielding portion, a second light shielding portion and an electrochromic portion; and a second part, including a third light shielding portion, a fourth light shielding portion and a transparent portion, wherein the first part is arranged on a side of the first substrate facing towards the second substrate; wherein the second part is arranged on a side of the second substrate facing towards the first substrate; and wherein a first electrode layer and a second electrode layer are arranged between the first substrate and the second substrate and configured to adjust states of liquid crystal molecules in the liquid crystal layer.
    Type: Application
    Filed: July 23, 2018
    Publication date: July 4, 2019
    Inventors: Li XIAO, Minghua XUAN, Xiaochuan CHEN, Shengji YANG, Lei WANG, Pengcheng LU, Dongni LIU, Liang CHEN