Patents by Inventor Donghua Chen
Donghua Chen 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).
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Publication number: 20240192909Abstract: A display apparatus and a display panel are provided in the present disclosure. The display apparatus includes a plurality of display panels. A display panel of the plurality of display panels includes a display region and a binding region; the display region includes a first side and a second side which are opposite to each other; the binding region is on the first side; the plurality of display panels includes a first display panel and a second display panel; and a second side of the first display panel is spliced with a second side of the second display panel, where the plurality of display panels includes redundant electrodes.Type: ApplicationFiled: February 22, 2023Publication date: June 13, 2024Inventor: Donghua CHEN
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Patent number: 12001748Abstract: A display apparatus and a display panel are provided in the present disclosure. The display apparatus includes a plurality of display panels. A display panel of the plurality of display panels includes a display region and a binding region; the display region includes a first side and a second side which are opposite to each other; the binding region is on the first side; the plurality of display panels includes a first display panel and a second display panel; and a second side of the first display panel is spliced with a second side of the second display panel, where the plurality of display panels includes redundant electrodes.Type: GrantFiled: February 22, 2023Date of Patent: June 4, 2024Assignee: Hubei Yangtze Industrial Innovation Center of Advanced Display Co., LTD.Inventor: Donghua Chen
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Patent number: 11975346Abstract: An on-line automatic cleaning apparatus of slit extrusion type coating die for lithium battery and a method associated therewith are provided. The cleaning apparatus includes: a die lip, a coating steel roller, and a cleaning mechanism disposed therebetween. The cleaning mechanism includes a cleaning chamber which includes elongated sealing strips and a flow-guiding arc groove. Front and rear ends of the cleaning chamber are connected to an inlet sealing plate and an outlet sealing plate respectively. The flow-guiding arc groove is in contact with and presses upper and lower sloped surfaces of the die lip through the elongated sealing strips to seal and thereby define a closed cleaning tunnel. The inlet and outlet sealing plates are in contact with and press two ends of the closed cleaning tunnel respectively for circumferential sealing. An inlet and an outlet are connected to pipes having solenoid valves installed thereon.Type: GrantFiled: December 17, 2021Date of Patent: May 7, 2024Assignee: JIANGSU KATOP AUTOMATION CO., LTDInventors: Donghua Chen, Zhenhua Fan
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Publication number: 20240144345Abstract: Utilization data of reserved virtual machine (VM) instances can be obtained from a cloud service provider. A refund recommendation comprising a first quantity of VM instances and a refund credit associated with the first quantity of VM instances can be generated based on the utilization data. A purchase recommendation comprising a second quantity of VM instances and a purchase cost associated with the second quantity of VM instances can be generated. An exchange transaction to return the first quantity of VM instances and purchase the second quantity of VM instances can be generated, where a net total of the exchange transaction is determined based on the refund credit and the purchase cost.Type: ApplicationFiled: November 1, 2022Publication date: May 2, 2024Inventors: Bernard Wang, Donghua Chen, Kevin Wu, Xiaorui Le, Rizwanulla Mohammed, Wallace Suleiman, Thomas Lee
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Publication number: 20240008193Abstract: A splicing screen and a splicing display apparatus are provided. The splicing screen includes display screens. One of the display screens includes two opposite first edges and two opposite second edges. The two opposite first edges are not parallel to each other. The two opposite second edges have different lengths. The splicing screen at least includes two adjacent display screens. An angle is formed between the two display screens spliced at a corresponding first edge of the two opposite first edges.Type: ApplicationFiled: September 12, 2023Publication date: January 4, 2024Applicant: Tianma Advanced Display Technology Institute (Xiamen) Co.,Ltd.Inventor: Donghua CHEN
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Patent number: 11696412Abstract: A display device and its formation method are provided in the present disclosure. The display device includes a flexible display panel; a bending auxiliary layer fixed on a first surface of the flexible display panel; a support plate at a side of the bending auxiliary layer away from the flexible display panel; and an adhesive layer, between the bending auxiliary layer and the support plate, configured to fix the bending auxiliary layer to the support plate. A region where the bending auxiliary layer overlaps the support plate includes a first region and a second region. A sum of thicknesses of the bending auxiliary layer and the support plate in the first region is less than a sum of thicknesses of the bending auxiliary layer and the support plate in the second region. The adhesive layer is in the first region and not in the second region.Type: GrantFiled: February 23, 2021Date of Patent: July 4, 2023Assignee: HUBEI YANGTZE INDUSTRIAL INNOVATION CENTER OF ADVANCED DISPLAY CO., LTD.Inventors: Shouzheng Wu, Donghua Chen, Shaorong Yu, Yongxin He
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Publication number: 20230059616Abstract: Provided is a display device including a display panel and a fluid heat dissipation module which includes a circulation cooling assembly and at least one heat dissipation assembly. A heat dissipation assembly includes a first fluid cavity adjacent to a first surface of the display panel and a second fluid cavity adjacent to a second surface of the display panel. The first fluid cavity communicates with the second fluid cavity. The heat dissipation assembly includes at least one fluid inlet disposed on an end of the first fluid cavity and at least one fluid outlet disposed on an end of the second fluid cavity. A fluid inlet and a fluid outlet are each connected to the circulation cooling assembly. The first fluid cavity of the heat dissipation assembly and the second fluid cavity of the heat dissipation assembly are adjacent to two surfaces of the display panel.Type: ApplicationFiled: October 31, 2022Publication date: February 23, 2023Applicant: Hubei Yangtze Industrial Innovation Center Of Advanced Display Co., Ltd.Inventors: Donghua CHEN, Kaikai ZHANG
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Patent number: 11537166Abstract: A flexible display module and a display device are provided. The flexible display module includes a flexible display panel; and a heat dissipation assembly. The heat dissipation assembly includes a fan assembly and a first air tube; the first air tube is disposed on at least one side edge of the flexible display panel; and the fan assembly provides an airflow to a surface of the flexible display panel through the first air tube.Type: GrantFiled: March 16, 2021Date of Patent: December 27, 2022Assignee: Hubei Yangtze Industrial Innovation Center Of Advanced Display Co., Ltd.Inventors: Xiaoyin Zhang, Donghua Chen
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Patent number: 11487045Abstract: The present disclosure provides a method for recovering a porosity evolution process of sequence stratigraphy of carbonate rocks. The method comprises: a step of establishing a sequence stratigraphic framework of carbonate rocks; a step of dividing diagenetic stages; a step of simulating diagenesis and porosity evolution with increasing reservoir thickness and continuous superposition of multiple reservoirs during cyclic rise and fall of sea level to obtain a simulation result; and a step of calculating the porosity evolution in space over time by using the simulation result as initial values for simulation of diagenetic evolution process and simulating in stages and continuity the multi-stage diagenetic evolution process that the carbonate rock strata undergo after sediment based on the divided diagenetic stages.Type: GrantFiled: January 19, 2022Date of Patent: November 1, 2022Assignee: China University of Petroleum-BeijingInventors: Leilei Yang, Donghua Chen, Guo Wei, Jing Hu, Weiquan Zhao, Keyu Liu, Jianliang Liu, Wei Yang, Xianglu Tang, Jin Lai
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Publication number: 20220308257Abstract: The present disclosure provides a method for recovering a porosity evolution process of sequence stratigraphy of carbonate rocks. The method comprises: a step of establishing a sequence stratigraphic framework of carbonate rocks; a step of dividing diagenetic stages; a step of simulating diagenesis and porosity evolution with increasing reservoir thickness and continuous superposition of multiple reservoirs during cyclic rise and fall of sea level to obtain a simulation result; and a step of calculating the porosity evolution in space over time by using the simulation result as initial values for simulation of diagenetic evolution process and simulating in stages and continuity the multi-stage diagenetic evolution process that the carbonate rock strata undergo after sediment based on the divided diagenetic stages.Type: ApplicationFiled: January 19, 2022Publication date: September 29, 2022Inventors: Leilei Yang, Donghua Chen, Guo Wei, Jing Hu, Weiquan Zhao, Keyu Liu, Jianliang Liu, Wei Yang, Xianglu Tang, Jin Lai
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Patent number: 11413934Abstract: The present disclosure relates to a vehicle-mounted heat dissipation system and a heat dissipation method. The vehicle-mounted heat dissipation system include: a display screen; a heat dissipation structure configured to define a heat dissipation cavity at the back surface of the display screen; an air-cooling heat dissipation device comprising an air supply device, an air inlet, and an air outlet; a water-cooling heat dissipation device comprising a water storage device and a water pipe; and a control device configured to control, if a temperature of the display screen is higher than a first temperature threshold, the vehicle-mounted heat dissipation system to be in an air-cooling heat dissipation mode, and also configured to control, if the temperature of the display screen is higher than a second temperature threshold, the vehicle-mounted heat dissipation system to be in a water-cooling heat dissipation mode.Type: GrantFiled: June 26, 2020Date of Patent: August 16, 2022Assignee: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.Inventors: Donghua Chen, Yongxin He, Ping An
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Publication number: 20220187873Abstract: A flexible display module and a display device are provided. The flexible display module includes a flexible display panel; and a heat dissipation assembly. The heat dissipation assembly includes a fan assembly and a first air tube; the first air tube is disposed on at least one side edge of the flexible display panel; and the fan assembly provides an airflow to a surface of the flexible display panel through the first air tube.Type: ApplicationFiled: March 16, 2021Publication date: June 16, 2022Inventors: Xiaoyin ZHANG, Donghua CHEN
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Publication number: 20220167509Abstract: A display device and its formation method are provided in the present disclosure. The display device includes a flexible display panel; a bending auxiliary layer fixed on a first surface of the flexible display panel; a support plate at a side of the bending auxiliary layer away from the flexible display panel; and an adhesive layer, between the bending auxiliary layer and the support plate, configured to fix the bending auxiliary layer to the support plate. A region where the bending auxiliary layer overlaps the support plate includes a first region and a second region. A sum of thicknesses of the bending auxiliary layer and the support plate in the first region is less than a sum of thicknesses of the bending auxiliary layer and the support plate in the second region. The adhesive layer is in the first region and not in the second region.Type: ApplicationFiled: February 23, 2021Publication date: May 26, 2022Inventors: Shouzheng WU, Donghua CHEN, Shaorong YU, Yongxin HE
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Publication number: 20220105668Abstract: An on-line automatic cleaning apparatus of slit extrusion type coating die for lithium battery and a method associated therewith are provided. The cleaning apparatus includes: a die lip, a coating steel roller, and a cleaning mechanism disposed therebetween. The cleaning mechanism includes a cleaning chamber which includes elongated sealing strips and a flow-guiding arc groove. Front and rear ends of the cleaning chamber are connected to an inlet sealing plate and an outlet sealing plate respectively. The flow-guiding arc groove is in contact with and presses upper and lower sloped surfaces of the die lip through the elongated sealing strips to seal and thereby define a closed cleaning tunnel. The inlet and outlet sealing plates are in contact with and press two ends of the closed cleaning tunnel respectively for circumferential sealing. An inlet and an outlet are connected to pipes having solenoid valves installed thereon.Type: ApplicationFiled: December 17, 2021Publication date: April 7, 2022Inventors: Donghua Chen, Zhenhua Fan
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Publication number: 20210268869Abstract: The present disclosure relates to a vehicle-mounted heat dissipation system and a heat dissipation method. The vehicle-mounted heat dissipation system include: a display screen; a heat dissipation structure configured to define a heat dissipation cavity at the back surface of the display screen; an air-cooling heat dissipation device comprising an air supply device, an air inlet, and an air outlet; a water-cooling heat dissipation device comprising a water storage device and a water pipe; and a control device configured to control, if a temperature of the display screen is higher than a first temperature threshold, the vehicle-mounted heat dissipation system to be in an air-cooling heat dissipation mode, and also configured to control, if the temperature of the display screen is higher than a second temperature threshold, the vehicle-mounted heat dissipation system to be in a water-cooling heat dissipation mode.Type: ApplicationFiled: June 26, 2020Publication date: September 2, 2021Applicant: Shanghai Tianma Micro-Electronics Co., Ltd.Inventors: Donghua CHEN, Yongxin HE, Ping AN
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Patent number: 10693089Abstract: The present disclosure relates to a flexible display device, including a flexible substrate. The substrate includes a first portion, a second portion and a bending portion connecting the first portion to the second portion, wherein the flexible substrate has a thickness T. A plurality of display pixels is located at a side of the first portion of the flexible substrate. A supporting layer is located at a side of the flexible substrate facing away from the plurality of display pixels and includes a first supporting layer corresponding to the first portion and a second supporting area corresponding to the second portion. A thickness of the first supporting layer is T1, a thickness of the second supporting layer is T2, and a width of the bending portion is W, wherein W ? ( 2 ? T + T ? ? 1 + T ? ? 2 ) ? ? 2 . Therefore, a narrow border is achieved, and the problem of interference during bending is alleviated.Type: GrantFiled: April 19, 2018Date of Patent: June 23, 2020Assignee: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.Inventors: Yongxin He, Dong Chang, Donghua Chen, Zhenying Li
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Patent number: 10649533Abstract: A touch-control panel includes a display panel and at least one actuator. The display panel includes a touch-control detection device. Each actuator of the at least one actuator includes a first electrode, a second electrode, and an inductive layer sandwiched between the first electrode and the second electrode. In response to the touch-control detection device detecting a touch-control operation, an actuator of the at least one actuator located in a region where the touch-control operation is performed vibrates.Type: GrantFiled: October 30, 2018Date of Patent: May 12, 2020Assignee: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.Inventors: Dong Chang, Yuan Ding, Donghua Chen
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Patent number: 10559603Abstract: A display panel and a display apparatus are provided. A display panel includes a display region and a bonding region bonding a flexible circuit board with the display panel. The bonding region comprises a first surface located at a displaying side of the display panel and an opposing second surface, and includes a plurality of first pins and a plurality of second pins. The plurality of first pins are disposed at the first surface of the bonding region, and the plurality of second pins are disposed at the second surface of the bonding region. The display panel also includes a plurality of first transmission lines and a plurality of second transmission lines. A first transmission line is connected to a first pin, a second transmission line is connected to a second pin, and the second transmission line and the second pin are disposed at different film layers.Type: GrantFiled: May 9, 2018Date of Patent: February 11, 2020Assignee: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.Inventor: Donghua Chen
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Publication number: 20200033946Abstract: A touch-control panel includes a display panel and at least one actuator. The display panel includes a touch-control detection device. Each actuator of the at least one actuator includes a first electrode, a second electrode, and an inductive layer sandwiched between the first electrode and the second electrode. In response to the touch-control detection device detecting a touch-control operation, an actuator of the at least one actuator located in a region where the touch-control operation is performed vibrates.Type: ApplicationFiled: October 30, 2018Publication date: January 30, 2020Inventors: Dong CHANG, Yuan DING, Donghua CHEN
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Publication number: 20190244974Abstract: A display panel and a display apparatus are provided. A display panel includes a display region and a bonding region bonding a flexible circuit board with the display panel. The bonding region comprises a first surface located at a displaying side of the display panel and an opposing second surface, and includes a plurality of first pins and a plurality of second pins. The plurality of first pins are disposed at the first surface of the bonding region, and the plurality of second pins are disposed at the second surface of the bonding region. The display panel also includes a plurality of first transmission lines and a plurality of second transmission lines. A first transmission line is connected to a first pin, a second transmission line is connected to a second pin, and the second transmission line and the second pin are disposed at different film layers.Type: ApplicationFiled: May 9, 2018Publication date: August 8, 2019Inventor: Donghua CHEN