Patents by Inventor Weijie Ma

Weijie Ma 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: 20240085086
    Abstract: The present invention discloses a control system and a control method of a refrigerator. The control system comprises a collection unit and a fan control unit, and the fan control unit controls a heat dissipation fan to operate at different rotation speeds according to a power-on signal of the refrigerator, a closing signal and an opening signal of the first air port collected by the collection unit. The present invention solves the problem that the hot air discharged out of the compressor compartment blends with cold air and re-enters the compressor compartment, and the problem of poor heat dissipation of the refrigerator when the refrigerator is embedded in the cupboard.
    Type: Application
    Filed: February 5, 2021
    Publication date: March 14, 2024
    Inventors: JIAN MA, XIAOBING ZHU, WEIJIE LI, MENGCHENG LI, BIN FEI, PENG LIU, CHANGZHI WANG
  • Patent number: 11697228
    Abstract: The present invention discloses a method of filling simulated muscles for a limb of an automobile crash test dummy, the simulated muscles are molded with foaming in the inner cavity of the mold; the method comprises: obtaining a filling volume of the inner cavity of the mold by using a liquid casting method, preparing an adhesive liquid film layer, preparing a filler and conducting demolding detection on the limb. Wherein step 3 is to inject the mixed filler into the inner cavity of the mold so as to be foamed in the mold to form foamed sponge, and stand until the foamed sponge is foamed to the exhaust port and does not overflow any more.
    Type: Grant
    Filed: July 7, 2022
    Date of Patent: July 11, 2023
    Assignees: CHINA AUTOMOTIVE TECHNOLOGY AND RESEARCH CENTER CO., LTD, CATARC AUTOMOTIVE TEST CENTER (TIANJIN) CO., LTD
    Inventors: Zhixin Liu, Zhixin Wu, Hong Chen, Weidong Liu, Weijie Ma, Minghao Xie, Ye Hao
  • Publication number: 20230166432
    Abstract: The present invention discloses a method of filling simulated muscles for a limb of an automobile crash test dummy, the simulated muscles are molded with foaming in the inner cavity of the mold; the method comprises: obtaining a filling volume of the inner cavity of the mold by using a liquid casting method, preparing an adhesive liquid film layer, preparing a filler and conducting demolding detection on the limb. Wherein step 3 is to inject the mixed filler into the inner cavity of the mold so as to be foamed in the mold to form foamed sponge, and stand until the foamed sponge is foamed to the exhaust port and does not overflow any more.
    Type: Application
    Filed: July 7, 2022
    Publication date: June 1, 2023
    Inventors: Zhixin LIU, Zhixin WU, Hong CHEN, Weidong LIU, Weijie MA, Minghao XIE, Ye HAO
  • Patent number: 11650132
    Abstract: The present invention relates to the field of passive safety testing of vehicles, in particular to a construction method for an impact response performance limit value of a crash dummy and an electronic device. The method includes: determining, according to response curves of the crash dummy under different impact test conditions, a standard response curve and alignment starting time and ending time of each response curve; aligning, according to differences between other response curves except the standard response curve and the standard response curve, other response curves except the standard response curve with the standard response curve; and determining, according to all the aligned response curves, an impact response performance limit value function of the crash dummy, where the differences include cumulative differences or cumulative variances. The method can truly, accurately and effectively construct a performance limit value of a dummy part under various impact tests.
    Type: Grant
    Filed: November 24, 2022
    Date of Patent: May 16, 2023
    Assignees: CHINA AUTOMOTIVE TECHNOLOGY AND RESEARCH CENTER CO., LTD, CATARC AUTOMOTIVE TEST CENTER (TIANJIN) CO., LTD
    Inventors: Zhixin Liu, Zhixin Wu, Hong Zheng, Hong Chen, Weidong Liu, Weijie Ma, Kai Wang, Minghao Xie, Ye Hao
  • Patent number: 11557752
    Abstract: The present disclosure discloses a method for preparing an anode material for lithium ion battery of a SiC nanoparticle encapsulated by nitrogen-doped graphene. The method includes: in an ammonia atmosphere, heating a SiC nanoparticle for a predetermined time, and cooling to obtain the SiC nanoparticle encapsulated by nitrogen-doped graphene.
    Type: Grant
    Filed: September 17, 2021
    Date of Patent: January 17, 2023
    Inventors: Yan-Jie Wang, Changlong Sun, Peng Zhang, Tao Wang, Dan Liu, Weijie Ma
  • Patent number: 11544856
    Abstract: A method for measuring the motion response of a dummy in a crash test comprises: acquiring images of a measurement mark by a camera during the crash test, wherein the measurement mark is fixed on a part to be measured of the dummy, and the dummy is set in association with a preset platform; determining first coordinate positions of the measurement mark in the images; determining corresponding second coordinate positions of the first coordinate positions in a static coordinate system according to a preset conversion relationship, wherein the X-axis of the static coordinate system is parallel to the motion direction of the preset platform, the Y-axis of the static coordinate system is perpendicular to the motion direction of the preset platform; and determining a motion response trajectory of the part to be measured according to an initial position of the part to be measured and the second coordinate positions.
    Type: Grant
    Filed: August 9, 2022
    Date of Patent: January 3, 2023
    Assignees: CHINA AUTOMOTIVE TECHNOLOGY AND RESEARCH CENTER CO. LTD, CATARC AUTOMOTIVE TEST CENTER (TIANJIN) CO., LTD
    Inventors: Zhixin Liu, Zhixin Wu, Hong Chen, Weidong Liu, Weijie Ma, Kai Wang, Minghao Xie
  • Patent number: 11392229
    Abstract: A touch screen includes a base substrate; a first reflected layer disposed on a first surface of the base substrate; a second reflected layer disposed on a second surface of the base substrate; and a touch functional layer disposed on a surface of the second reflected layer away from the base substrate; wherein the first surface and the second surface are opposite to each other.
    Type: Grant
    Filed: September 21, 2018
    Date of Patent: July 19, 2022
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhongzheng Yang, Ming Zhang, Qicheng Chen, Weijie Ma, Zhi Du
  • Patent number: 11367757
    Abstract: The present disclosure relates to the field of display technologies, and provides in embodiments an OLED touch display substrate, a manufacturing method thereof and a corresponding touch display device. Specifically, the OLED touch display substrate comprises: a first electrode layer and a second electrode layer opposite to each other; an organic layer between the first electrode layer and the second electrode layer; a touch layer on a side of the second electrode layer facing away from the organic layer; and a first insulating layer between the touch layer and the second electrode layer. The second electrode layer is a transparent electrode layer.
    Type: Grant
    Filed: April 4, 2018
    Date of Patent: June 21, 2022
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Jun Li, Qicheng Chen, Ming Zhang, Tsungchieh Kuo, Weijie Ma
  • Patent number: 11360618
    Abstract: A method for manufacturing a touch screen which includes: providing a substrate including a display area and a non-display area located around the display area; forming a first transparent conductive layer on a side of the substrate, and forming a metal layer on a surface of the first transparent conductive layer facing away from the substrate; forming a first photoresist pattern on the metal layer, at least a portion of the first photoresist pattern corresponding to a metal trace to be formed in the non-display area; performing an etching process by using the first photoresist pattern to form the metal trace; forming a second photoresist pattern only in one of the display area and the non-display area, and performing an etching process to form a first transparent conductive pattern in the display area.
    Type: Grant
    Filed: August 3, 2018
    Date of Patent: June 14, 2022
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jun Chen, Ming Zhang, Qicheng Chen, Jun Li, Weijie Ma
  • Publication number: 20220093911
    Abstract: The present disclosure discloses a method for preparing an anode material for lithium ion battery of a SiC nanoparticle encapsulated by nitrogen-doped graphene. The method includes: in an ammonia atmosphere, heating a SiC nanoparticle for a predetermined time, and cooling to obtain the SiC nanoparticle encapsulated by nitrogen-doped graphene.
    Type: Application
    Filed: September 17, 2021
    Publication date: March 24, 2022
    Inventors: Yan-Jie WANG, Changlong SUN, Peng ZHANG, Tao WANG, Dan LIU, Weijie MA
  • Patent number: 11241870
    Abstract: A membrane bearing device, a membrane attaching apparatus and a method for attaching a membrane are provided in embodiments of the disclosure. The membrane bearing device includes: a base plate, comprising a first bearing surface configured to bear a membrane; and a roller, which is rotatably mounted onto the base plate, and is configured to transfer and attach the membrane from the first bearing surface to a substrate onto which the membrane is to be attached, by rolling on the membrane.
    Type: Grant
    Filed: December 11, 2017
    Date of Patent: February 8, 2022
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Longlong Wang, Peihuan Ning, Guangchao Wei, Haifeng Hu, Liuyue Yin, Liantao Wang, Weijie Ma
  • Publication number: 20210365138
    Abstract: A touch screen includes a base substrate; a first reflected layer disposed on a first surface of the base substrate; a second reflected layer disposed on a second surface of the base substrate; and a touch functional layer disposed on a surface of the second reflected layer away from the base substrate; wherein the first surface and the second surface are opposite to each other.
    Type: Application
    Filed: September 21, 2018
    Publication date: November 25, 2021
    Inventors: Zhongzheng YANG, Ming ZHANG, Qicheng CHEN, Weijie MA, Zhi DU
  • Publication number: 20210357078
    Abstract: A touch panel, a method for manufacturing the same and a display device are provided in the disclosure. The method for manufacturing the touch panel includes: forming a first conductive layer on a base substrate; performing a patterning process on the first conductive layer to form a first conductive layer pattern, wherein the first conductive layer pattern includes two etched regions and a non-etched region which are formed at a preset intersection position where a first touch electrode and a second touch electrode intersect with each other; forming an insulation pattern at the preset intersection position, wherein the insulation pattern is filled in the two etched regions and covers the non-etched region; forming a second conductive layer, wherein the first conductive layer and the second conductive layer constitute a conductive layer; and performing a patterning process on the conductive layer.
    Type: Application
    Filed: June 25, 2019
    Publication date: November 18, 2021
    Inventors: Yadong YUAN, Weijie MA, Pengyu ZHANG, Haifeng HU, Jun CHEN, Yaping MA, Yangjie LI, Cui CHEN, Xue CHENG
  • Publication number: 20210349571
    Abstract: A method for manufacturing a touch screen which includes: providing a substrate including a display area and a non-display area located around the display area; forming a first transparent conductive layer on a side of the substrate, and forming a metal layer on a surface of the first transparent conductive layer facing away from the substrate; forming a first photoresist pattern on the metal layer, at least a portion of the first photoresist pattern corresponding to a metal trace to be formed in the non-display area; performing an etching process by using the first photoresist pattern to form the metal trace; forming a second photoresist pattern only in one of the display area and the non-display area, and performing an etching process to form a first transparent conductive pattern in the display area.
    Type: Application
    Filed: August 3, 2018
    Publication date: November 11, 2021
    Inventors: Jun CHEN, Ming ZHANG, Qicheng CHEN, Jun LI, Weijie MA
  • Publication number: 20210225944
    Abstract: The present disclosure relates to the field of display technologies, and provides in embodiments an OLED touch display substrate, a manufacturing method thereof and a corresponding touch display device. Specifically, the OLED touch display substrate comprises: a first electrode layer and a second electrode layer opposite to each other; an organic layer between the first electrode layer and the second electrode layer; a touch layer on a side of the second electrode layer facing away from the organic layer; and a first insulating layer between the touch layer and the second electrode layer. The second electrode layer is a transparent electrode layer.
    Type: Application
    Filed: April 4, 2018
    Publication date: July 22, 2021
    Applicants: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Jun LI, Qicheng CHEN, Ming ZHANG, Tsungchieh KUO, Weijie MA
  • Patent number: 11050363
    Abstract: A frictional electric generator, a device including the frictional electric generator, and a method for manufacturing the frictional electric generator are provided. The frictional electric generator includes a first frictional unit and a second frictional unit arranged opposite to each other. The first frictional unit includes a first output electrode, and the second frictional unit includes a second output electrode. A composite layer is arranged in at least one of the first frictional unit or the second frictional unit, and is provided with a surface having concave-convex nanostructures as a frictional surface. The first output electrode and the second output electrode are configured to form a capacitor.
    Type: Grant
    Filed: February 1, 2018
    Date of Patent: June 29, 2021
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Haifeng Hu, Liuyue Yin, Zhanqi Xu, Weijie Ma, Zhi Du
  • Publication number: 20210162726
    Abstract: A membrane bearing device, a membrane attaching apparatus and a method for attaching a membrane are provided in embodiments of the disclosure. The membrane bearing device includes: a base plate, comprising a first bearing surface configured to bear a membrane; and a roller, which is rotatably mounted onto the base plate, and is configured to transfer and attach the membrane from the first bearing surface to a substrate onto which the membrane is to be attached, by rolling on the membrane.
    Type: Application
    Filed: December 11, 2017
    Publication date: June 3, 2021
    Inventors: Longlong Wang, Peihuan Ning, Guangchao Wei, Haifeng Hu, Liuyue Yin, Liantao Wang, Weijie Ma
  • Patent number: 11016592
    Abstract: A display substrate, an in cell touch panel and a display device are provided. The black matrix includes at least one first touch electrode and at least one second touch electrode insulated from each other and intersecting with each other, and both the first touch electrode and the second touch electrode are in a grid structure, that is, the first touch electrode and the second touch electrode arranged to intersect with each other are reused as the black matrix.
    Type: Grant
    Filed: April 30, 2019
    Date of Patent: May 25, 2021
    Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Liuyue Yin, Ming Zhang, Qicheng Chen, Haifeng Hu, Weijie Ma, Zhi Du, Ting Zeng, Bin Li
  • Patent number: 10990211
    Abstract: A touch display screen, a manufacturing method thereof, and a display device are disclosed. The touch display screen includes a display panel; a touch layer on the display panel; and an optical film, on a side of the touch layer away from the display panel, the optical film and the display panel are in direct contact with each other.
    Type: Grant
    Filed: March 26, 2019
    Date of Patent: April 27, 2021
    Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Weijie Ma, Haifeng Hu, Jun Li, Qicheng Chen, Xianlin Ding
  • Patent number: 10973118
    Abstract: A flexible conductive film and its manufacturing method are provided. A flexible touch screen and a flexible touch display panel including the flexible conductive film are also provided. The manufacturing method of a flexible conductive film includes: providing a first substrate; applying a first conductive metal ink on the first substrate and forming a first conductive metal pattern; applying a polyimide varnish on a surface of the first substrate having the first conductive metal pattern; soaking the first substrate in deionized water after the polyimide varnish has been solidified; and detaching the solidified polyimide varnish and the first conductive metal pattern from the first substrate to obtain the flexible conductive film. The flexible conductive film prepared can be used in a flexible touch screen and a flexible display panel to improve the adhesion of nanosilver material to a flexible substrate, and to improve its stability of mechanical strength.
    Type: Grant
    Filed: June 20, 2017
    Date of Patent: April 6, 2021
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINGSHENG OPTOELECTRONICS CO., LTD.
    Inventors: Haifeng Hu, Ting Zeng, Taofeng Xie, Liuyue Yin, Youting Zhang, Weijie Ma