Patents by Inventor Jinghua Miao

Jinghua Miao 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: 20200211494
    Abstract: This disclosure relates to an image display method and apparatus, an electronic device, a VR device, and a non-transitory computer-readable storage medium. An image display method applied to a VR device comprises: determining an activity state of the VR device according to measurement data of a sensor within the VR device; determining a processing mode of a current frame image to be displayed according to the activity state, wherein the processing mode is one of a flicker suppression process and a forwarding process; and processing the current frame image to be displayed according to the processing mode to obtain a current frame image for a display in the VR device, and sending it to the display.
    Type: Application
    Filed: July 26, 2019
    Publication date: July 2, 2020
    Inventors: Minglei CHU, Lili CHEN, Hao ZHANG, Zehua DONG, Guixin YAN, Jinghua MIAO
  • Publication number: 20200167896
    Abstract: This disclosure relates to an image processing method and device, a display device, and a virtual reality display system. The image processing method includes: rendering a first image from a gaze region of a user and a second image from other regions in different frames respectively, to obtain a first image frame and a second image frame accordingly, wherein the first image frame has a resolution higher than that of the second image frame; and transmitting one of the first image frame and the second image frame.
    Type: Application
    Filed: July 17, 2019
    Publication date: May 28, 2020
    Inventors: Wenyu LI, Yukun SUN, Jinghua MIAO, Xuefeng WANG, Jinbao PENG, Zhifu LI, Bin ZHAO, Xi LI, Qingwen FAN, Jianwen SUO, Yali LIU, Lili CHEN, Hao ZHANG
  • Publication number: 20200159037
    Abstract: A VR head-mounted display device, a VR display method and a VR display system are provided, including: a first convex lens and a second convex lens, a first polarizer and a second polarizer respectively disposed between the two convex lenses and two eyes of a user of the VR head-mounted display device, and a display screen. The display screen simultaneously outputs a first display image having a first polarization direction and a second display image having a second polarization direction, the first polarization direction being orthogonal to the second polarization direction; the first polarizer having a first polarization direction and the second polarizer having a second polarization direction.
    Type: Application
    Filed: March 18, 2019
    Publication date: May 21, 2020
    Inventors: Wenyu LI, Hao ZHANG, Lili CHEN, Yali LIU, Yukun SUN, Jinghua MIAO, Xuefeng WANG, Jinbao PENG, Bin ZHAO, Xi LI, Lixin WANG, Jianwen SUO, Qingwen FAN
  • Publication number: 20200118256
    Abstract: A display method and a display device are provided. The display method may be applied to a display device having a lens unit and a display unit for normal display, and may include steps of: detecting a first distance between the lens unit and the display unit; calculating correction information according to the first distance and transmitting the correction information to the display unit; and displaying a corrected image by the display unit according to the correction information, so that the corrected image is converged into eyes of a user via the lens unit, wherein the corrected image is obtained by correcting an original image according to the first distance.
    Type: Application
    Filed: January 2, 2019
    Publication date: April 16, 2020
    Inventors: Yukun SUN, Xuefeng WANG, Jinghua MIAO, Wenyu LI, Jinbao PENG, Bin ZHAO, Lixin WANG, Xi LI, Qingwen FAN, Jianwen SUO, Yali LIU, Yu LEI, Yakun WANG, Hao ZHANG, Lili CHEN
  • Publication number: 20200105050
    Abstract: The present disclosure provides a display method and a display device. The method includes: determining a rendering speed in a scene rendering; deciding whether to start an Asynchronous Time Warp (ATW) thread according to the rendering speed; when deciding not to start the ATW thread in a process of displaying a frame of picture, using a rendering thread to obtain first scene data and, after determining that rendering of the first scene data is completed, executing the rendering thread to modify the first scene data to obtain first modified scene data; and performing a display according to the first modified scene data.
    Type: Application
    Filed: June 21, 2019
    Publication date: April 2, 2020
    Inventors: Qingwen FAN, Wenyu Li, Yukun Sun, Jinghua Miao, Lixin Wang, Bin Zhao, Xi Li, Jianwen Suo, Xuefeng Wang, Jinbao Peng, Zhifu Li, Hao Zhang, Lili Chen
  • Publication number: 20200098183
    Abstract: The present disclosure proposes a dual-screen display method for eliminating AR/VR picture tearing and an AR/VR display device, each single screen in a dual-screen for the dual-screen display method being divided into a first half-screen and a second half-screen respectively. The method includes: performing rendering and scanning in parallel for the first half-screen and the second half-screen in unit of half a frame. A start time of scanning the second half-screen is adjusted to eliminate a picture tearing phenomenon.
    Type: Application
    Filed: April 15, 2019
    Publication date: March 26, 2020
    Inventors: Bin Zhao, Lixin Wang, Xi Li, Jianwen Suo, Qingwen Fan, Jinbao Peng, Ruifeng Qin, Yuanjie Lu, Jinghua Miao, Yukun Sun, Xuefeng Wang, Wenyu Li, Lili Chen, Hao Zhang
  • Publication number: 20200058257
    Abstract: A current compensation circuit, a virtual reality device and a control method are disclosed. The current compensation circuit includes: a first constant current sub-circuit, configured to generate a driving current of a backlight module; a second constant current sub-circuit, configured to generate a compensation current of the backlight module; a compensation gating sub-circuit, configured to determine whether to select the second constant current sub-circuit to supply power to the backlight module; and a black insertion control signal generation sub-circuit, configured to generate a black insertion control signal, connected with the first constant current sub-circuit and the compensation gating sub-circuit, and configured to control, by the black insertion control signal, the first constant current sub-circuit and the second constant current sub-circuit to simultaneously supply power to or power off the backlight module, so that the black light module realizes a backlight black insertion.
    Type: Application
    Filed: April 4, 2019
    Publication date: February 20, 2020
    Applicants: Beijing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Feng Pan, Hao Zhang, Lili Chen, Jian Sun, Yakun Wang, Yuanyuan Du, Jinghua Miao, Yu Lei, Xinjian Liu, Ziqiang Guo, Bin Zhao, Ruifeng Qin, Feng Zi
  • Publication number: 20200051512
    Abstract: An image display processing method for a display device, an image display processing device, a display device, and a non-volatile storage medium are provided. The display device includes a backlight unit and a display panel, the backlight unit includes a plurality of backlight blocks and is driven by a local dimming mode, and the image display processing method includes: obtaining initial backlight data of each of the plurality of backlight blocks corresponding to a display image; performing a peak driving process on the initial backlight data of each of the plurality of backlight blocks by a graphics processing unit to obtain adjusted backlight data of each of the plurality of backlight blocks; and providing the adjusted backlight data to the backlight unit by the graphics processing unit so that the display panel displays the display image.
    Type: Application
    Filed: May 1, 2019
    Publication date: February 13, 2020
    Inventors: Wenyu LI, Jinghua MIAO, Yukun SUN, Xuefeng WANG, Zhifu LI, Bin ZHAO, Xi LI, Lixin WANG, Qingwen FAN, Jianwen SUO, Yali LIU, Hao ZHANG, Lili CHEN, Zhihua JI, Jinbao PENG, Ziqiang GUO, Xiurong WANG
  • Publication number: 20200004692
    Abstract: This disclosure provides a cache replacing method applied to a heterogeneous multi-core system, the method including: determining whether a first application currently running is an application running on the GPU; when it is determined that the first application currently running is an application running on the GPU, determining a cache priority of first data accessed by the first application according to a performance parameter of the first application, the cache priority of the first data including a priority other than a predefined highest cache priority; and caching the first data into a cache queue of the shared cache according to a predetermined cache replacement algorithm and the cache priority of the first data, and replacing data in the cache queue.
    Type: Application
    Filed: April 23, 2019
    Publication date: January 2, 2020
    Inventors: Qingwen Fan, Jinghua Miao, Hao Zhang, Lili Chen, Lixin Wang, Bin Zhao, Yukun Sun, Xuefeng Wang, Xi Li, Wenyu Li, Jinbao Peng, Jianwen Suo
  • Patent number: 10499833
    Abstract: A wearable device and a method for monitoring eating are provided. The wearable device is wearable on an arm of a user and includes: an acceleration sensor, used to acquire acceleration information of the arm of the user; a processing unit connected to the acceleration sensor, used to calculate times of eating performed by the user in a predetermined duration based on the acceleration information and obtain an eating frequency of the user; a comparing unit connected to the processing unit, used to compare the eating frequency with a reference frequency and generate a first alarming signal if determining through comparison that the eating frequency is equal to or larger than the reference frequency; and an alarm connected to the comparing unit, used to alarm upon reception of the first alarming signal.
    Type: Grant
    Filed: September 23, 2015
    Date of Patent: December 10, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Mubing Li, Chungchun Chen, Haisheng Wang, Xiaochuan Chen, Xue Dong, Jiantao Liu, Jinghua Miao, Changfeng Li
  • Patent number: 10453377
    Abstract: A display panel is provided which includes a plurality of gate lines extending in a first direction, a plurality of data lines extending in a second direction substantially perpendicular to the first direction, and a driving circuit. The driving circuit is arranged at an end of the data lines for supplying a scan signal to the gate lines and supplying grayscale signals to the data lines.
    Type: Grant
    Filed: October 10, 2016
    Date of Patent: October 22, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Jinghua Miao, Chungchun Chen, Xue Dong, Xiaochuan Chen, Rui Xu, Mubing Li, Ming Yang
  • Publication number: 20190306490
    Abstract: The present disclosure provides a 3D display device, a method for controlling the same and a computing device. The method includes: collecting in real time current face image information of a viewer; based on the face image information, calculating at a second frame rate, target status information of the grating structure which enables the viewer to see a 3D image at a current viewpoint; adjusting a status of the grating structure at a third frame rate according to the target status information of the grating structure. The third frame rate is greater than the second frame rate.
    Type: Application
    Filed: November 27, 2018
    Publication date: October 3, 2019
    Applicants: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xi LI, Hao ZHANG, Lili CHEN, Jinghua MIAO, Jianwen SUO, Xuefeng WANG, Yukun SUN, Lixin WANG, Bin ZHAO, Wenyu LI
  • Publication number: 20190278548
    Abstract: An image processing method. The method includes determining a first mapping relationship between first coordinates in a first coordinate system of a Multi-Resolution-Shading image and second coordinates in a second coordinate system of a Multi-Resolution-Shading screen image; and applying an anti-distortion process to the Multi-Resolution-Shading image based on the first mapping relationship, thereby obtaining an anti-distortion image.
    Type: Application
    Filed: November 26, 2018
    Publication date: September 12, 2019
    Applicants: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE Technology Group Co., Ltd.
    Inventors: Yukun Sun, Hao Zhang, Lili Chen, Jinghua Miao, Xuefeng Wang, Wenyu Li, Bin Zhao, Qiao Li, Lixin Wang, Jianwen Suo, Jinbao Peng, Qingwen Fan, Yali Liu, Yu Lei, Yakun Wang
  • Patent number: 10222665
    Abstract: The present invention provides an array substrate and a driving method for the same, and a display device. The array substrate comprises pixel units arranged in an array in a display area, a plurality of gate lines and a plurality of data lines, each of the gate lines is connected to a respective row of pixel units, each of the data lines is connected to a respective column of pixel units, the array substrate further comprises a first driving circuit provided in a non-display area outside one side of the display area, the first driving circuit is connected to each of the gate lines and each of the data lines respectively, for providing driving signals to the gate lines and the data lines.
    Type: Grant
    Filed: May 19, 2016
    Date of Patent: March 5, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Rui Xu, Xue Dong, Xiaochuan Chen, Lei Wang, Jinghua Miao, Ming Yang
  • Patent number: 10197830
    Abstract: The present disclosure provides a display device and a method for controlling a grating. The display device includes at least a pixel array and a grating. The pixel array comprises a plurality of columns of pixels. Each pixel includes at least one sub-pixel. Upper edges of odd-numbered columns of sub-pixels are aligned and upper edges of even-numbered columns of sub-pixels are aligned, and each of the odd-numbered columns of sub-pixels and each of the even-numbered columns of sub-pixels are staggered longitudinally. The grating comprises a liquid crystal layer and a first substrate. The electrodes of the first substrate are arranged to correspond to a region where a portion of the odd-numbered columns of, or the even-numbered columns of, sub-pixels of the pixel array is located. A corresponding region of the grating is turned on or turned off so as to form a light shielding region and a light transmitting region.
    Type: Grant
    Filed: September 25, 2015
    Date of Patent: February 5, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Pengcheng Lu, Renwei Guo, Chungchun Chen, Mubing Li, Jinghua Miao, Peng Liu, Xue Dong
  • Patent number: 10130516
    Abstract: An electronic device for a deaf person is provided. The device includes sound sensors arranged at different positions of the electronic device, and configured for sensing an external sound and converting the sensed external sound into sound signals; a processor connected to the sound sensors, and configured for generating a prompt signal when any sound parameters of the sound signals transmitted by the sound sensors meets a prompt condition; a vibrator connected to the processor, and configured for vibrating upon receiving the prompt signals; a first comparator connected to the processor, and configured for, in response of receiving the prompt signal, determining a sound sensor corresponding to a sound signal with a highest intensity, and generating orientation information corresponding to the sound sensor that corresponds to the sound signal with the highest intensity; and an indicator connected to the first comparator, and configured for indicating the orientation information.
    Type: Grant
    Filed: October 27, 2015
    Date of Patent: November 20, 2018
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Mubing Li, Chungchun Chen, Xiaochuan Chen, Haisheng Wang, Jiantao Liu, Xue Dong, Jinghua Miao, Lin Lin
  • Patent number: 10133082
    Abstract: A 3D grating, a color filter substrate, a display device and a control method thereof are provided. The 3D grating comprises: a first transparent electrode layer; a second transparent electrode layer; and an electrochromic material layer formed between the first transparent electrode layer and the second transparent electrode layer; wherein the first transparent electrode layer comprises a pattern of strip-shaped electrodes, which comprises a plurality of strip-shaped electrodes and an electrode wire electrically connected with each of the strip-shaped electrodes in the pattern; and wherein the electrochromic material layer is configured to be non-transparent when it is in an electric field and to be transparent when it is not in an electric field, or the electrochromic material layer is configured to be transparent when it is in an electric field and to be non-transparent when it is not in an electric field.
    Type: Grant
    Filed: October 30, 2015
    Date of Patent: November 20, 2018
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Shengji Yang, Xue Dong, Hailin Xue, Haisheng Wang, Wenqing Zhao, Renwei Guo, Peng Liu, Chung-Chun Chen, Jinghua Miao, Mubing Li, Changfeng Li, Yingming Liu, Weijie Zhao, Xiaoliang Ding, Wei Liu, Hongjuan Liu
  • Patent number: 10026352
    Abstract: The application provides a method for controlling a display panel, a circuit of controlling a display panel and a display apparatus. The method comprise: classifying sub sets of sub pixels in a same row according to an arrangement of the gate lines, the sets of sub pixels and the multiplexers of the display panel; for each received frame of original image data, inserting gate control data according to different types of the sub sets of sub pixels, wherein a gate control data is inserted preceding the image displaying data corresponding to each sub set of sub pixels, for the image displaying data corresponding to the nth row of sub pixels in each frame of the original image data, so as to generate sets of control and display data. The source driving circuit can apply signals corresponding to the data from the generated sets of control and display data to the corresponding multiplexers by using a time sharing method, based on the generated set of control and display data, so as to perform the displaying.
    Type: Grant
    Filed: August 4, 2016
    Date of Patent: July 17, 2018
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Jinghua Miao, Mubing Li, Pengcheng Lu, Xiaochuan Chen, Chung-Chun Chen, Xue Dong
  • Publication number: 20180193198
    Abstract: The present disclosure provides an electronic device.
    Type: Application
    Filed: October 27, 2015
    Publication date: July 12, 2018
    Applicants: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Mubing LI, Chungchun CHEN, Xiaochuan CHEN, Haisheng WANG, Jiantao LIU, Xue DONG, Jinghua MIAO, Lin LIN
  • Patent number: 9967824
    Abstract: Provided are a mobile terminal management method, a mobile terminal management system, and a mobile terminal. Said mobile terminal management method comprises: acquiring a desired endurance time length; predicting an endurance time length according to a current power consumption rate and a current state of charge of a battery; judging whether a power consumption rate needs to be reduced according to the desired endurance time length and the predicted endurance time length; when it is judged that the power consumption rate needs to be reduced, determining a power consumption reducing scheme according to the desired endurance time length and the predicted endurance time length; and managing a mobile terminal according to the determined power consumption reducing scheme. In this disclosure, the user can set a desired endurance time length; using requirements of the user on the mobile terminal are satisfied as much as possible while saving power.
    Type: Grant
    Filed: September 14, 2016
    Date of Patent: May 8, 2018
    Assignees: BOE Technology Group Co., Ltd., Beijing BOE Optoelectronics Technology Co., Ltd.
    Inventors: Jinghua Miao, Lili Chen, Xue Dong, Wei Sun, Mubing Li, Jianjie Wu, Ruifeng Qin, Bin Zhao