Patents by Inventor Bo Mao

Bo Mao 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: 10916614
    Abstract: An array substrate, a display panel, a light-detecting method for a display panel, and a method for controlling a display panel are provided. The array substrate includes a base substrate; a plurality of pixel regions arranged in an array on the base substrate, the pixel regions each including a light-emitting region; and a light-detecting circuit in at least one pixel region, the light-detecting circuit configured to detect light emitted from the light-emitting region of the at least one pixel region in which the light-detecting circuit is provided.
    Type: Grant
    Filed: April 11, 2019
    Date of Patent: February 9, 2021
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Mengyu Luan, Yuching Peng, Youyuan Hu, Zhongsheng Qi, Bo Mao, Fei Li, Jianhui Zhang, Xinfeng Wu, Huihui Li, Xinzhu Wang
  • Patent number: 10909900
    Abstract: A display substrate, a display device and a display control method are provided. The display substrate comprises a plurality of pixel units. Each of the plurality of pixel units includes a first region and a second region which is switchable between a non-opaque status and an opaque status. The first region comprises a first light-emitting unit which is a single-sided light-emitting unit. The second region includes at least one color-variable component covering the second region. Each of the at least one color-variable component is switchable between a transparent status and a non-transparent status. The second region is in the non-opaque status in a condition that the at least one color-variable component is in a transparent status. The second region is in the opaque status in a condition that the at least one color-variable component is in a non-transparent status.
    Type: Grant
    Filed: June 3, 2019
    Date of Patent: February 2, 2021
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Mengyu Luan, Zhongsheng Qi, Bo Mao, Youyuan Hu, Lang Liu
  • Patent number: 10885821
    Abstract: An inspection device includes: a driving circuit, configured to input display data of an image to a pixel electrode of the array substrate; a light-emitting device comprising a first electrode, a second electrode, and a plurality of light-emitting units arranged between the first electrode and the second electrode, and the plurality of light-emitting units is capable of emitting light under the effect of an electric field between the first electrode and the second electrode; a test circuit, configured to electrically connect the first electrode of the light-emitting device to the pixel electrode of the array substrate, and input a first electrical signal to the second electrode of the light-emitting device, to generate the electric field; and a processing circuit, configured to acquire optical information of the light emitted by the light-emitting device, and determine whether there is an electrical defect in the array substrate according to the optical information.
    Type: Grant
    Filed: April 30, 2019
    Date of Patent: January 5, 2021
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Guangyao Li, Bo Mao, Xuehai Gui, Qinghe Wang, Jun Wang, Dongfang Wang, Liangchen Yan
  • Publication number: 20200258959
    Abstract: A display panel, a manufacturing method thereof and a display device are provided. The display panel includes a base substrate, a pixel definition layer, a light emitting layer and a spacer. The pixel definition layer is configured to define each of subpixels in the display panel and includes a groove structure which is disposed between adjacent subpixels, the spacer is disposed in the groove structure, the light emitting layer is disposed on a side of the pixel definition layer and the spacer away from the base substrate, and a thermal expansion efficient of the spacer is greater than a thermal expansion efficient of the light emitting layer.
    Type: Application
    Filed: May 13, 2019
    Publication date: August 13, 2020
    Applicants: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Bo Mao, Mengyu Luan, Changjun Jiang, Jun Li, Lang Liu, Zexu Liu, Hongtao Guo
  • Publication number: 20200168144
    Abstract: A display substrate, a display device and a display control method are provided. The display substrate comprises a plurality of pixel units. Each of the plurality of pixel units includes a first region and a second region which is switchable between a non-opaque status and an opaque status. The first region comprises a first light-emitting unit which is a single-sided light-emitting unit. The second region includes at least one color-variable component covering the second region. Each of the at least one color-variable component is switchable between a transparent status and a non-transparent status. The second region is in the non-opaque status in a condition that the at least one color-variable component is in a transparent status. The second region is in the opaque status in a condition that the at least one color-variable component is in a non-transparent status.
    Type: Application
    Filed: June 3, 2019
    Publication date: May 28, 2020
    Applicants: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Mengyu LUAN, Zhongsheng QI, Bo MAO, Youyuan HU, Lang LIU
  • Patent number: 10654290
    Abstract: The present disclosure is related to a liquid dispensing amount control apparatus. The liquid dispensing amount control apparatus may include at least one nozzle and at least one heating device. The heating device may be configured to heat a position of liquid dispensed from the nozzle to form a droplet.
    Type: Grant
    Filed: September 5, 2018
    Date of Patent: May 19, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Mengyu Luan, Youyuan Hu, Xinfeng Wu, Lin Chen, Bo Mao, Fei Li, Xinzhu Wang, Huihui Li
  • Publication number: 20200066195
    Abstract: An inspection device includes: a driving circuit, configured to input display data of an image to a pixel electrode of the array substrate; a light-emitting device comprising a first electrode, a second electrode, and a plurality of light-emitting units arranged between the first electrode and the second electrode, and the plurality of light-emitting units is capable of emitting light under the effect of an electric field between the first electrode and the second electrode; a test circuit, configured to electrically connect the first electrode of the light-emitting device to the pixel electrode of the array substrate, and input a first electrical signal to the second electrode of the light-emitting device, to generate the electric field; and a processing circuit, configured to acquire optical information of the light emitted by the light-emitting device, and determine whether there is an electrical defect in the array substrate according to the optical information.
    Type: Application
    Filed: April 30, 2019
    Publication date: February 27, 2020
    Applicants: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Guangyao LI, Bo MAO, Xuehai GUI, Qinghe WANG, Jun WANG, Dongfang WANG, Liangchen YAN
  • Publication number: 20200027941
    Abstract: An array substrate, a display panel, a light-detecting method for a display panel, and a method for controlling a display panel are provided. The array substrate includes a base substrate; a plurality of pixel regions arranged in an array on the base substrate, the pixel regions each including a light-emitting region; and a light-detecting circuit in at least one pixel region, the light-detecting circuit configured to detect light emitted from the light-emitting region of the at least one pixel region in which the light-detecting circuit is provided.
    Type: Application
    Filed: April 11, 2019
    Publication date: January 23, 2020
    Inventors: Mengyu Luan, Yuching Peng, Youyuan Hu, Zhongsheng Qi, Bo Mao, Fei Li, Jianhui Zhang, Xinfeng Wu, Huihui Li, Xinzhu Wang
  • Publication number: 20190203339
    Abstract: The present disclosure provides an evaporation device and an evaporation method. The evaporation device includes: an evaporation chamber; a plurality of spaced conductive baffles disposed in the evaporation chamber and dividing the evaporation chamber into a plurality of evaporation sub-chambers, the conductive baffles configured to carry charges of a first polarity; an evaporation source disposed in at least one of the evaporation sub-chambers; and a particle charging circuit disposed in at least one of the evaporation sub-chambers. The particle charging circuit is configured to control evaporation material particles generated from the evaporation source in at least one of the evaporation sub-chambers to have charges of the first polarity.
    Type: Application
    Filed: July 4, 2018
    Publication date: July 4, 2019
    Applicants: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Bo MAO, Changjun JIANG, Jun LI, Langlang HA, Yikun DOU, Yang XU, Mengyu LUAN
  • Patent number: 10284204
    Abstract: There are provided a logic unit circuit and a pixel driving circuit, which relate to a display technical field and are used to solve the problem that technical difficulties are increased due to mixed use of different types of transistors in the logic unit circuit. The logic unit circuit includes a first transistor, a second transistor, a third transistor, a fourth transistor, a fifth transistor, a sixth transistor, a seventh transistor, an eighth transistor, a ninth transistor and a tenth transistor of a same type. The logic unit circuit is used to realize logic gate operation.
    Type: Grant
    Filed: June 13, 2018
    Date of Patent: May 7, 2019
    Assignees: BOE Technology Group Co., Ltd., Hefei Xinsheng Optoelectronics Technology Co., Ltd.
    Inventors: Xuehuan Feng, Bo Mao
  • Publication number: 20190068196
    Abstract: There are provided in embodiments of the present disclosure a logic unit circuit and a pixel driving circuit, which relate to a display technical field and are used to solve the problem that technical difficulties are increased due to mixed use of different types of transistors in the logic unit circuit. The logic unit circuit includes a first transistor, a second transistor, a third transistor, a fourth transistor, a fifth transistor, a sixth transistor, a seventh transistor, an eighth transistor, a ninth transistor and a tenth transistor of a same type. The logic unit circuit is used to realize logic gate operation.
    Type: Application
    Filed: June 13, 2018
    Publication date: February 28, 2019
    Applicants: BOE Technology Group Co., Ltd., Hefei Xinsheng Optoelectronics Technology Co., Ltd.
    Inventors: Xuehuan Feng, Bo Mao
  • Publication number: 20190061380
    Abstract: The present disclosure is related to a liquid dispensing amount control apparatus. The liquid dispensing amount control apparatus may include at least one nozzle and at least one heating device. The heating device may be configured to heat a position of liquid dispensed from the nozzle to form a droplet.
    Type: Application
    Filed: September 5, 2018
    Publication date: February 28, 2019
    Applicants: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Mengyu Luan, Youyuan Hu, Xinfeng Wu, Lin Chen, Bo Mao, Fei Li, Xinzhu Wang, Huihui Li
  • Patent number: 9639318
    Abstract: This provides a method, device, and system for sharing image data. When detecting an image being rendered on an image-rendering interface of its rendering application, a first terminal can obtain image information of the image being rendered and location information associated with the image information. The first terminal can transmit a first image data to a server, the first image data including the image information and location information. The server can transmit the first image data to a second terminal which shares images with the first terminal, the second terminal also equipped with an image rendering application. The second terminal can receive the first image data and render an image based on the image information at a location corresponding to the location data on an interface of its image-rendering application. This can facilitate image data sharing among multiple terminals.
    Type: Grant
    Filed: November 22, 2013
    Date of Patent: May 2, 2017
    Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Xiao Bo Mao, Bo Song Chen, Xin Hui Zhang, Can Wang
  • Patent number: 9462061
    Abstract: The present disclosure is directed to a method, device, server, and system for managing a system. The method including: a first cloud-connectable device obtaining a connection status of a target cloud-connectable device using a same account, the first cloud-connectable device sending to the server a managing message regarding the target cloud-connectable device, the server managing the connection status of the target cloud-connectable device based on the managing message transmitted from the first cloud-connectable device. The present disclosure can facilitate effective management of multiple cloud-connectable devices capable of receiving cloud server.
    Type: Grant
    Filed: November 19, 2013
    Date of Patent: October 4, 2016
    Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Bo Song Chen, Xin Hui Zhang, Xiao Bo Mao, Can Wang
  • Publication number: 20140095673
    Abstract: This discloses systems and methods for transmitting and receiving data. The method includes: a source terminal, when detecting a copy operation, storing the copied data on a clipboard, transmitting the stored data to a server, the server transmitting a push message to a target terminal, the push messaging informing the target terminal to save the data onto a clipboard, the server transmitting the data to the target terminal, the target terminal, after receiving the data, placing the data onto a local clipboard, and pasting the data from the clipboard into a designated location of an application.
    Type: Application
    Filed: December 6, 2013
    Publication date: April 3, 2014
    Applicant: Tencent Technology (Shenzhen) Company Limited
    Inventors: Xiao Bo MAO, Bo Song Chen, Bo Song, Shi Ning Jiang, Nuo Li, Can Wang, Ying Zhong Chen, Zeng Ming Zhang
  • Publication number: 20140085167
    Abstract: This provides a method, device, and system for sharing image data. When detecting an image being rendered on an image-rendering interface of its rendering application, a first terminal can obtain image information of the image being rendered and location information associated with the image information. The first terminal can transmit a first image data to a server, the first image data including the image information and location information. The server can transmit the first image data to a second terminal which shares images with the first terminal, the second terminal also equipped with an image rendering application. The second terminal can receive the first image data and render an image based on the image information at a location corresponding to the location data on an interface of its image-rendering application. This can facilitate image data sharing among multiple terminals.
    Type: Application
    Filed: November 22, 2013
    Publication date: March 27, 2014
    Applicant: Tencent Technology (Shenzhen) Company Limited
    Inventors: Xiao Bo Mao, Bo Song Chen, Xin Hui Zhang, Can Wang
  • Publication number: 20140086179
    Abstract: Methods and systems for facilitating data sharing are provided. The method can include a hotspot terminal allocating at least one wireless resource based on a hotspot ID obtained from a hotspot creation interface and broadcasting the hotspot ID; at least one data-sharing terminal connecting to the hotspot terminal using the hotspot ID, the data-sharing terminal capable of sharing data; when receiving a first data from the data-sharing terminal, the hotspot terminal transmit the first data to a data-sharing application server using the at least one wireless resource allocated to the hotspot ID; when receiving a second data transmitted from the data-sharing application server, the hotspot terminal broadcast the second data to the at least one data-sharing terminal using the at least one wireless resource allocated to the hotspot ID. The can allow a user to create a hotspot on a terminal to connect to a network to facilitate data share when no network access point is available.
    Type: Application
    Filed: November 21, 2013
    Publication date: March 27, 2014
    Applicant: Tencent Technology (Shenzhen) Company Limited
    Inventors: Jie SHI, Xiao Bo Mao, Can Wang, Jia Nan Guo, Nuo Li
  • Publication number: 20140082151
    Abstract: The present disclosure is directed to a method, device, server, and system for managing a system. The method including: a first cloud-connectable device obtaining a connection status of a target cloud-connectable device using a same account, the first cloud-connectable device sending to the server a managing message regarding the target cloud-connectable device, the server managing the connection status of the target cloud-connectable device based on the managing message transmitted from the first cloud-connectable device. The present disclosure can facilitate effective management of multiple cloud-connectable devices capable of receiving cloud server.
    Type: Application
    Filed: November 19, 2013
    Publication date: March 20, 2014
    Applicant: Tencent Technology (Shenzhen) Company Limited
    Inventors: Bo Song CHEN, Xin Hui Zhang, Xiao Bo Mao, Can Wang
  • Patent number: 8203513
    Abstract: A low color shift liquid crystal display and a driving method thereof are provided. The liquid crystal display comprises a plurality of data lines; a plurality of scanning lines arranged across the plurality of data lines, two adjacent scanning lines and two adjacent data lines arranged across the two adjacent scanning lines together defining a pixel region; and a plurality of pixels each comprising a first and a second sub-pixels. The first sub-pixel is connected to a first scanning line of the two adjacent scanning lines, the second sub-pixel includes a compensation capacitor, which is coupled to a second scanning line of the two adjacent scanning lines. Thereby a voltage difference can be maintained between the two sub-pixels under the same driving condition, and the voltage difference can be easily adjusted by suitably changing the waveforms of scanning drive signals on the scanning lines.
    Type: Grant
    Filed: December 15, 2008
    Date of Patent: June 19, 2012
    Assignee: Infovision Optoelectronics (Kunshan) Co., Ltd.
    Inventors: Te-Chen Chung, Tean-Sen Jen, Chia-Te Liao, Lian-Bo Mao, Junrui Zhang
  • Publication number: 20090174639
    Abstract: A low color shift liquid crystal display and a driving method thereof are provided. The liquid crystal display comprises a plurality of data lines; a plurality of scanning lines arranged across the plurality of data lines, two adjacent scanning lines and two adjacent data lines arranged across the two adjacent scanning lines together defining a pixel region; and a plurality of pixels each comprising a first and a second sub-pixels. The first sub-pixel is connected to a first scanning line of the two adjacent scanning lines, the second sub-pixel includes a compensation capacitor, which is coupled to a second scanning line of the two adjacent scanning lines. Thereby a voltage difference can be maintained between the two sub-pixels under the same driving condition, and the voltage difference can be easily adjusted by suitably changing the waveforms of scanning drive signals on the scanning lines.
    Type: Application
    Filed: December 15, 2008
    Publication date: July 9, 2009
    Inventors: Te-Chen Chung, Tean-Sen Jen, Chia-Te Liao, Lian-Bo Mao, Junrui Zhang