Patents by Inventor Jian Gao

Jian Gao 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: 20200233271
    Abstract: Disclosed are a display apparatus and a control method thereof. The display apparatus includes a light-transmitting substrate, a backlight source, a liquid crystal layer and a grate-like structure. The liquid crystal layer is disposed between the light-transmitting substrate and the backlight source. The grate-like structure is disposed on a side of the light-transmitting substrate proximal to the liquid crystal layer. The grate-like structure is reused as both an electrode configured to control an equivalent refractive index of the liquid crystal layer and a grating. The backlight source includes a light guide plate and a collimated light source which is disposed on a side of the light guide plate. The grate-like structure is disposed on a side of the liquid crystal layer distal from the light guide plate and reused as both an electrode configured to control the refractive index of the liquid crystal and a grating.
    Type: Application
    Filed: July 2, 2019
    Publication date: July 23, 2020
    Inventors: Xiandong Meng, Wei Wang, Zhongxiao Li, Xiaochuan Chen, Xianqin Meng, Jifeng Tan, Jian Gao, Fangzhou Wang
  • Patent number: 10719240
    Abstract: A method and device for managing a storage system. In one embodiment of the present invention, there is proposed a method for managing a storage system. In the method, in response to receiving a write request with respect to the data storage system, acquiring a destination address associated with the write request, the destination address being an address in the storage device; a source address associated with data to be written to the destination address is acquired, where the source address is an address in the storage device. The buffer device is searching for the source address on the basis of an association relationship between a page included in the buffer device and an address in the storage device. Information associated with the destination address is updated on the basis of a result of the search.
    Type: Grant
    Filed: December 19, 2017
    Date of Patent: July 21, 2020
    Assignee: EMC IP Holding Company LLC
    Inventors: Liam Xiongcheng Li, Xinlei Xu, Jian Gao, Lifeng Yang, Yousheng Liu
  • Patent number: 10718936
    Abstract: A display panel includes a light waveguide layer and a first substrate disposed opposite to each other, and further including an electrowetting control layer disposed between the light waveguide layer and the first substrate, the electrowetting control layer including a first electrode layer, a second electrode layer, and a grating layer and an electrowetting layer which are disposed between the first electrode and the second electrode layer, the grating layer and the electrowetting layer are configured to operatively couple light with a set transmittance, a setting direction, and a set wavelength out of the light waveguide layer.
    Type: Grant
    Filed: December 1, 2017
    Date of Patent: July 21, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xianqin Meng, Wei Wang, Xue Dong, Yafeng Yang, Xiaochuan Chen, Jifeng Tan, Xiandong Meng, Jian Gao
  • Publication number: 20200225861
    Abstract: A method and system for managing a storage system, the method comprising: creating a storage system including a first number of stripes, wherein each of the first number of stripes includes a second number of extents, and each of the second number of extents is distributed over a different storage device in a group of storage devices; with respect to a stripe among the first number of stripes, generating stripe information descriptive of a mapping relation between the second number of extents included in the stripe and the different storage devices in the group of storage devices; and with respect to a storage device where an extent among the second number of extents is located, building extent information about a mapping relation between an extent in the storage device and the stripe. In one embodiment of the present invention, there is provided a corresponding device and system.
    Type: Application
    Filed: March 20, 2020
    Publication date: July 16, 2020
    Inventors: Jian Gao, Geng Han, Jibing Dong, Jamin Jianbin Kang, Hongpo Gao, Xinlei Xu
  • Patent number: 10712631
    Abstract: A first diffraction unit includes a first diffraction unit which includes a first substrate provided with a first polarizer on one side thereof and a first electrode on the other side thereof; a first diffraction lens provided on the first electrode; a second substrate provided opposite to the first substrate, a second electrode is provided on a side of the second substrate facing to the first substrate; and a first liquid crystal layer provided between the second electrode and the first diffraction lens, and having liquid crystal therein configured to be in a state in which the liquid crystal has a long axis direction parallel to an axial direction of an transmission axis of the first polarizer, or in a state in which the liquid crystal has a long axis direction perpendicular to an axial direction of an transmission axis of the first polarizer.
    Type: Grant
    Filed: May 31, 2018
    Date of Patent: July 14, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jian Gao, Xiaochuan Chen, Wei Wang, Jifeng Tan, Xiandong Meng
  • Patent number: 10712482
    Abstract: A display device is disclosed. The display device includes a display panel, and a grating layer arranged inside or outside of the display panel. Along a direction pointing from a center of a sight concentration area of the display device to a non-sight concentration area of the display device, a grating period of the grating layer decreases gradually. When incident light incident on the grating layer is diffracted at an area of the grating layer corresponding to the non-sight concentration area of the display device, the obtained light of non-zero order diffraction falls into a sight of a viewer.
    Type: Grant
    Filed: June 7, 2017
    Date of Patent: July 14, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Wei Wang, Yafeng Yang, Xiaochuan Chen, Qian Wang, Jifeng Tan, Jian Gao, Xinli Ma, Can Zhang, Can Wang
  • Patent number: 10714002
    Abstract: A pixel circuit and a driving method thereof, a 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: Grant
    Filed: April 13, 2018
    Date of Patent: July 14, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Pengcheng Lu, Xiaochuan Chen, Minghua Xuan, Shengji Yang, Lei Wang, Li Xiao, Dongni Liu, Jie Fu, Han Yue, Jian Gao, Changfeng Li
  • Patent number: 10705971
    Abstract: Embodiments of the present disclosure relate to a method, a device and a computer readable medium for managing a storage system. The method can determine a mapping between a logical storage extent and a plurality of storage devices in a storage pool without storing a table of the mapping. Further, the method can record a new mapping after a storage devices fails and restore the original mapping after the failed storage device is replaced.
    Type: Grant
    Filed: April 17, 2018
    Date of Patent: July 7, 2020
    Assignee: EMC IP Holding Company LLC
    Inventors: Geng Han, Wayne Weihua Li, Jian Gao, Jamin Kang, Shaoqin Gong
  • Patent number: 10705282
    Abstract: The present disclosure provides a backlight module and a liquid crystal display using the same. The backlight module includes a light guide plate, a light source and a plurality of light extraction gratings. The light source is disposed at an end of the light guide plate. A plurality of light extraction gratings are disposed on a light emission surface of the light guide plate, and are arranged in an array. The plurality of light extraction gratings are divided into a plurality of regions arranged at equal intervals in a direction from the end of the light guide plate near the light source to another end of the light guide plate away from the of the light source, a gap between adjacent columns of two adjacent regions is a+b, where a is a gap between adjacent columns in the same region and b is a width of one light extraction grating.
    Type: Grant
    Filed: May 30, 2018
    Date of Patent: July 7, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jifeng Tan, Wei Wang, Xiandong Meng, Jian Gao, Wenqing Zhao, Xiaochuan Chen
  • Patent number: 10705768
    Abstract: Embodiments of the present invention provide a method and a system for managing a storage system. Specifically, in one embodiment of the present invention there is provided a method for managing a storage system, the method comprising: in response to receiving a write request for writing target data to the storage system, writing the target data to an intermediate address range in an intermediate storage area of the storage system; parsing, based on an address mapping of the storage system, a target address range associated with the write request so as to obtain an actual address range; and moving the target data from the intermediate address range to the actual address range. In one embodiment of the present invention there is further provided a corresponding system and apparatus.
    Type: Grant
    Filed: June 22, 2017
    Date of Patent: July 7, 2020
    Assignee: EMC IP Holding Company LLC
    Inventors: Ruiyong Jia, Jian Gao, Lifeng Yang, Xinlei Xu, Yousheng Liu
  • Patent number: 10705742
    Abstract: Techniques manage a storage system. Such techniques involve: determining an expected input/output (I/O) concurrency number of an access request for a storage system, the access request being associated with a first one of a plurality of redundant arrays of independent disks (RAIDs) comprised in the storage system; in response to a current available I/O concurrency number of the first RAID being less than the expected I/O concurrency number, increasing the available I/O concurrency number of the first RAID based on a reserved I/O concurrency number of the storage system; and performing the access request using the first RAID having the increased available I/O concurrency number.
    Type: Grant
    Filed: December 11, 2018
    Date of Patent: July 7, 2020
    Assignee: EMC IP Holding Company LLC
    Inventors: Baote Zhuo, Jian Gao, Jibing Dong, Geng Han, Xinlei Xu, Jianbin Kang
  • Patent number: 10705931
    Abstract: Embodiments of the present disclosure relate to methods, devices and computer readable mediums for managing a storage system. The storage system includes a disk array which includes at least one disk array group. The method comprises in response to receiving a first message indicating that a failure occurs in a disk in the disk array, determining first information on a disk array group that the failed disk belongs to. The method further comprises obtaining a first number of outstanding input/output (I/O) operations on rebuilding the failed disk in the disk array group. The method further comprises determining, based on the first information and the first number, a threshold number of I/O operations that is applicable for the disk array group. In addition, the method further comprises controlling, based on the threshold number, the number of I/O operations initiated to the disk array group.
    Type: Grant
    Filed: April 17, 2018
    Date of Patent: July 7, 2020
    Assignee: EMC IP Holding Company LLC
    Inventors: Lifeng Yang, Xinlei Xu, Jian Gao, Jibing Dong, Geng Han
  • Patent number: 10705349
    Abstract: Disclosed are a dual-view naked-eye 3D display device and a method for manufacturing the same, and a liquid crystal display device. The dual-view naked-eye 3D display device includes a thin film transistor (TFT) substrate, a diffraction grating provided on the TFT substrate, a liquid crystal layer provided on the diffraction grating, a polarizer provided on the liquid crystal layer, and a light source for emitting light to the TFT substrate. The TFT substrate includes a plurality of pixel units arranged in an array, the diffraction grating in each pixel unit having two grating patterns, and the extending directions of the light-shielding strips of the two grating patterns being at a predetermined angle.
    Type: Grant
    Filed: August 5, 2016
    Date of Patent: July 7, 2020
    Assignees: BOE Technology Group Co., Ltd., Beijing BOE Optoelectronics Technology Co., Ltd.
    Inventors: Xiaochen Niu, Xue Dong, Wenqing Zhao, Xiaochuan Chen, Jian Gao, Pengcheng Lu, Ming Yang, Qian Wang, Rui Xu, Lei Wang, Pengpeng Wang
  • Publication number: 20200210089
    Abstract: Embodiments of the present disclosure provide a method of storage allocation, an electronic device, a storage system and a computer program product. The method of storage allocation includes: obtaining respective wear levels of a plurality of disks associated with a redundant array of independent disks (RAID). The method further includes: determining respective spare extents in disk extents of the plurality of disks based on the obtained wear levels, such that a number of spare extents in a disk is positively correlated with the wear level of the disk. The method also includes: selecting, from disk extents other than the spare extents, a predetermined number of disk extents for creating RAID extents for the RAID, the predetermined number of disk extents being from different disks of the plurality of disks. Through the embodiments of the present disclosure, a life cycle of a disk is prolonged, frequent replacement of worn disks with new disks is avoided, and data loss is reduced.
    Type: Application
    Filed: March 6, 2020
    Publication date: July 2, 2020
    Inventors: Xinlei Xu, Jian Gao, Ruiyong Jia, Liam Li, Yousheng Liu, Hongpo Gao
  • Publication number: 20200210298
    Abstract: Embodiments of the present disclosure provide a method and device for RAID rebuilding. In some embodiments, there is provided a computer-implemented method. The method comprises: determining a spare redundant array of independent disks (RAID) group with spare capacity from a plurality of disks included in at least one RAID group of a storage pool; building spare logic units from the spare RAID group; and in response to a RAID group of the at least one RAID group of the storage pool being in a degradation state, rebuilding a failed disk in a degraded RAID group using the spare logic units.
    Type: Application
    Filed: March 10, 2020
    Publication date: July 2, 2020
    Inventors: Jian Gao, Geng Han, Jibing Dong, Lifeng Yang, Xinlei Xu
  • Patent number: 10697831
    Abstract: A light modulating device includes a dispersion assembly and a lens assembly, the dispersion assembly is configured to disperse light emitting from a light source into dispersed light which at least includes collimated monochromatic light and non-collimated monochromatic light; the lens assembly includes: at least a first lens component; at least a second lens component disposed in a one-to-one correspondence with the first lens component; a first absorbing layer disposed between the first lens component and the second lens component, the first absorbing layer has an opening, a focus point of the first lens component towards the first absorbing layer coincides with a focus point of the second lens component towards the first absorbing layer, the opening is disposed at the coincident focus point of the first lens component and the second lens component.
    Type: Grant
    Filed: June 21, 2019
    Date of Patent: June 30, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiandong Meng, Xianqin Meng, Wei Wang, Jifeng Tan, Fangzhou Wang, Qiuyu Ling, Xiaochuan Chen, Jian Gao
  • Patent number: 10698268
    Abstract: A liquid crystal lens, a manufacturing method and a corresponding curved display device are disclosed. The liquid crystal lens is configured to be adhered over a flat display device for achieving curved display, and includes liquid crystals, a first electrode and a second electrode for driving the liquid crystals, and an elevation layer. The first electrode includes a plurality of independent electrodes separate from each other, each independent electrode being arranged on the elevation layer. The elevation layer is further configured such that each independent electrode is located in a different position along a thickness direction of the elevation layer.
    Type: Grant
    Filed: January 10, 2017
    Date of Patent: June 30, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Lei Wang, Xiaochuan Chen, Wenqing Zhao, Qian Wang, Rui Xu, Ming Yang, Jian Gao, Pengcheng Lu, Xiaochen Niu, Changfeng Li
  • Patent number: 10698555
    Abstract: An organic light-emitting diode (OLED) display device and a pressure touch driving method, the OLED display device includes: a silicon substrate; a pixel unit and a magneto-dependent sensor disposed on one side of the silicon substrate; and a magnetic field generator configured to provide magnetic fields running through a plane provided with the magneto-dependent sensor to the magneto-dependent sensor; the magneto-dependent sensor is configured to detect magnetic variation and convert the magnetic variation into a voltage difference for output.
    Type: Grant
    Filed: April 1, 2017
    Date of Patent: June 30, 2020
    Assignees: BOE Technology Group Co., Ltd., Beijing BOE Optoelectronics Technology Co., Ltd.
    Inventors: Pengpeng Wang, Xue Dong, Xiaochuan Chen, Haisheng Wang, Yingming Liu, Xiaoliang Ding, Weijie Zhao, Shengji Yang, Changfeng Li, Wei Liu, Jian Gao
  • Patent number: 10698275
    Abstract: A display apparatus is provided. The display apparatus includes a flat display panel; a light deflector, the light deflector being located in a light emergent direction of the display panel, the light deflector being configured to converge light emitted from the display panel in a direction toward a center plane, the center plane being perpendicular to the display panel, and a vertical center line of the display panel being located in the center plane.
    Type: Grant
    Filed: October 24, 2016
    Date of Patent: June 30, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Qian Wang, Xiaochuan Chen, Wenqing Zhao, Rui Xu, Lei Wang, Ming Yang, Pengcheng Lu, Jian Gao, Xiaochen Niu
  • Publication number: 20200203558
    Abstract: A mass transfer method for Micro-LEDs with a temperature-controlled adhesive layer, including: configuring a self-assembling structure based on Micro-LED dies and a transfer substrate having a self-receiving structure coated on its surface with a temperature-controlled adhesive layer; distributing the Micro-LED dies in water, soaking the transfer substrate in water and heating water to perform self-assembling; carrying out transferring and removing the transfer substrate to separate Micro-LED dies from a transfer substrate then onto a target substrate.
    Type: Application
    Filed: December 7, 2019
    Publication date: June 25, 2020
    Inventors: Yun CHEN, Dachuang SHI, Xin CHEN, Qiang LIU, Jian GAO, Ching-Ping Wong