Patents by Inventor Hongtao Guo
Hongtao Guo 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: 20240109456Abstract: A method for controlling battery swapping of a vehicle is provided. The vehicle induces a vehicle control unit (VCU), a bidirectional DC-DC converter assembly, a vehicle load, a battery controller, a power battery pack, and a storage battery. The method includes: receiving, by the VCU, a battery swapping instruction when the vehicle is in the high-voltage power-on state; transmitting, by the VCU, a switching instruction to the bidirectional DC-DC converter assembly in response to the battery swapping instruction; and disabling, by the bidirectional DC-DC converter assembly, the buck mode in response to the switching instruction to cut off electrical connection between the power battery pack and a high-voltage circuit of the vehicle by a battery controller, and enabling the boost mode in response to the switching instruction to supply power to the vehicle load by the storage battery through the bidirectional DC-DC converter assembly.Type: ApplicationFiled: December 11, 2023Publication date: April 4, 2024Inventors: Hao LU, Zhicheng TAN, Hongtao SHE, Mingyang GUO, Kangxian PAN
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Publication number: 20240100987Abstract: A method for controlling automatic battery swapping of a rail vehicle, includes: receiving vehicle information sent by the rail vehicle; determining whether the rail vehicle has a battery swapping need based on the vehicle information of the rail vehicle; in response to determining that the rail vehicle has the battery swapping need, determining a target battery swapping station according to the battery swapping need; and sending a battery swapping notification signal and a vehicle control signal to the rail vehicle, and sending a battery swapping request signal to the target battery swapping station, where the battery swapping notification signal includes position information of the target battery swapping station, the vehicle control signal controls the rail vehicle to travel to the target battery swapping station, and the battery swapping request signal includes identification information of the rail vehicle and requests the target battery swapping station to swap a battery pack for the rail vehicle.Type: ApplicationFiled: December 11, 2023Publication date: March 28, 2024Inventors: Hao LU, Zhicheng TAN, Hongtao SHE, Mingyang GUO, Keqi ZHANG
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Publication number: 20240068087Abstract: The present disclosure provides a magnetron sputtering apparatus, including a process chamber, a bias power supply assembly, and an excitation power supply assembly. The process chamber is provided with a base assembly and a bias guide assembly. A target is arranged at a top of the process chamber. The base assembly is arranged at a bottom of the process chamber and is configured to support a wafer carrier, drive the wafer carrier to move, and heat the wafer carrier. The bias guide assembly is arranged at the base assembly and configured to support the wafer carrier. The bias guide assembly is electrically in contact with the wafer carrier. The bias power supply assembly is electrically connected to the bias guide assembly and configured to apply a bias voltage to the wafer carrier through the bias guide assembly.Type: ApplicationFiled: December 21, 2021Publication date: February 29, 2024Inventors: Shubo WU, Yinggong MA, Shuaitao SHI, Wenxue XU, Bingliang GUO, Ziyang ZHEN, Lu ZHANG, Yaxin CUI, Hongtao ZHAI
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Patent number: 11909551Abstract: A BRAS system-based packet encapsulation method includes obtaining user access information when receiving a user access protocol packet and performing VXLAN GPE encapsulation on the user access protocol packet based on the user access information. The encapsulation structure includes a user information header that is used to store the user access information, and a quantity of bytes occupied by the user information header is less than or equal to 12. In this application, the foregoing encapsulation structure is used to encapsulate a packet.Type: GrantFiled: February 22, 2023Date of Patent: February 20, 2024Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Jie Chen, Zhouyi Yu, Hongtao Guo, Qian Cao
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Publication number: 20240016747Abstract: The invention discloses a solid dispersion, a pharmaceutical preparation, a preparation method and an application thereof. The solid dispersion of the invention comprises carriers and active constituents, which is a compound as shown in formula (I) and/or a pharmaceutically acceptable salt thereof; The carrier is “homopolymer and copolymer of N-vinyl lactam” and/or pH-dependent cellulose derivatives. The preparation of the invention comprises the solid dispersion, fillers and disintegrating agents. The solid dispersion of the invention has good dissolution and significantly improves the solubility of effective constituents. The preparation can effectively improve the bioavailability of Bcl-2 inhibitor, has good dissolution and stability, and can improve the safety of a medication.Type: ApplicationFiled: November 25, 2021Publication date: January 18, 2024Inventors: Yanqiong LIN, Hualiang XU, Feng XU, Chen WU, Hongtao GUO, Xiaoling HE
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Publication number: 20230354566Abstract: A polymer laminate includes a plurality of ultra-high molecular weight polyethylene thin films, where each polyethylene thin film has an in-plane thermal conductivity of at least approximately 5 W/mK and an in-plane elastic modulus of at least approximately 20 GPa. The polymer laminate may be incorporated into an eyewear device and may be configured to disperse heat during operation thereof in a manner effective to improve the functionality and/or wearability of the device.Type: ApplicationFiled: February 9, 2023Publication date: November 2, 2023Inventors: Arman Boromand, Giti Karimi Moghaddam, Ryan Fleming, Michael Nikkhoo, Alex Ockfen, Sheng Ye, Andrew John Ouderkirk, Hongtao Guo
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Patent number: 11734138Abstract: Embodiments of the present disclosure provide a hot standby method, apparatus, and system. The method includes: saving, by an active device, first user information of the active device into a local cache module of the active device and sending, by the active device, the first user information to a remote cache module of a first standby device based on preset correlation information. In response to detecting that the active device becomes faulty, the first standby device obtains the first user information from the remote cache module of the first standby device and restores the first user information.Type: GrantFiled: July 2, 2022Date of Patent: August 22, 2023Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Dayong Guo, Hongtao Guo
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Publication number: 20230208679Abstract: Embodiments of this application disclose a tunnel keepalive method, a network device, a system, and a storage medium, and pertain to the field of communications technologies. In the embodiments of this application, before a failure occurs in communication between a UP device and a CP device, the UP device receives tunnel information synchronized by the CP device. After a failure occurs in communication between the UP device and the CP device, the UP device performs tunnel keepalive based on the tunnel information, that is, the UP device maintains a tunnel between the UP device and a remote network device. In this way, tunnel teardown is not triggered because of the failure in communication between the CP device and the UP device.Type: ApplicationFiled: February 27, 2023Publication date: June 29, 2023Inventors: Chengguang Niu, Zhouyi Yu, Hongtao Guo
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Publication number: 20230198797Abstract: A BRAS system-based packet encapsulation method includes obtaining user access information when receiving a user access protocol packet and performing VXLAN GPE encapsulation on the user access protocol packet based on the user access information. The encapsulation structure includes a user information header that is used to store the user access information, and a quantity of bytes occupied by the user information header is less than or equal to 12. In this application, the foregoing encapsulation structure is used to encapsulate a packet.Type: ApplicationFiled: February 22, 2023Publication date: June 22, 2023Inventors: Jie Chen, Zhouyi Yu, Hongtao Guo, Qian Cao
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Publication number: 20230176443Abstract: A fluidic optical element includes a fluid bilayer having a first fluid layer and a second fluid layer defining a fluid interface therebetween, and an electrode disposed over a surface of the fluid bilayer. The geometry of the fluid interface and hence the optical response of the fluid bilayer to incident light may be manipulated using the principle of dielectrophoresis.Type: ApplicationFiled: August 31, 2022Publication date: June 8, 2023Inventors: Renate Eva Klementine Landig, Andrew John Ouderkirk, Sheng Ye, Christopher Yuan Ting Liao, Jonathan Robert Peterson, Nagi Hosni Elabbasi, Hongtao Guo, Hsin-Ying Chiu, Matthew James Hancock, Li Yao
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Publication number: 20230139272Abstract: This application provides a packet processing method, a UP device, and a CP device, and belongs to the field of communication technologies. In the method, when receiving a packet, a UP device matches information in the packet with information about a user having a fixed IP address. If the matching succeeds, the UP device sends the packet to a CP device.Type: ApplicationFiled: December 27, 2022Publication date: May 4, 2023Inventors: Chengguang Niu, Zhouyi Yu, Hongtao Guo
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Publication number: 20230122810Abstract: This application provides a communication method, a UP device, and a CP device, and pertains to the field of communications technologies. In the method, the UP device reports interface information to the CP device by using PFCP. Specifically, the UP device carries the interface information in a PFCP message, and transmits the PFCP message to the CP device. The CP device can obtain the interface information of the UP device from the PFCP message, which ensures that the CP device can sense the interface information of the UP device.Type: ApplicationFiled: November 11, 2022Publication date: April 20, 2023Inventors: Chengguang Niu, Zhouyi Yu, Hongtao Guo
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Patent number: 11606223Abstract: A BRAS system-based packet encapsulation method includes obtaining user access information when receiving a user access protocol packet and performing VXLAN GPE encapsulation on the user access protocol packet based on the user access information. The encapsulation structure includes a user information header that is used to store the user access information, and a quantity of bytes occupied by the user information header is less than or equal to 12. In this application, the foregoing encapsulation structure is used to encapsulate a packet.Type: GrantFiled: May 6, 2021Date of Patent: March 14, 2023Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Jie Chen, Zhouyi Yu, Hongtao Guo, Qian Cao
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Publication number: 20220352273Abstract: 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: ApplicationFiled: July 15, 2022Publication date: November 3, 2022Applicants: 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
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Publication number: 20220334935Abstract: Embodiments of the present disclosure provide a hot standby method, apparatus, and system. The method includes: saving, by an active device, first user information of the active device into a local cache module of the active device and sending, by the active device, the first user information to a remote cache module of a first standby device based on preset correlation information. In response to detecting that the active device becomes faulty, the first standby device obtains the first user information from the remote cache module of the first standby device and restores the first user information.Type: ApplicationFiled: July 2, 2022Publication date: October 20, 2022Inventors: Dayong GUO, Hongtao GUO
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Patent number: 11444138Abstract: 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: GrantFiled: May 13, 2019Date of Patent: September 13, 2022Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., Beijing BOE Technology Development Co., Ltd.Inventors: Bo Mao, Mengyu Luan, Changjun Jiang, Jun Li, Lang Liu, Zexu Liu, Hongtao Guo
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Patent number: 11416359Abstract: Embodiments of the present disclosure provide a hot standby method, apparatus, and system. The method includes: saving, by an active device, first user information of the active device into a local cache module of the active device and sending, by the active device, the first user information to a remote cache module of a first standby device based on preset correlation information. In response to detecting that the active device becomes faulty, the first standby device obtains the first user information from the remote cache module of the first standby device and restores the first user information.Type: GrantFiled: March 23, 2018Date of Patent: August 16, 2022Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Dayong Guo, Hongtao Guo
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Patent number: 11381507Abstract: Embodiments of the present invention disclose a virtual network device. The virtual network device is configured to implement a broadband network gateway BNG function, and the virtual network device includes a load balance unit and a first forwarding unit; the load balance unit is configured to: receive a first data packet from a first user terminal, determine the first forwarding unit according to the first data packet and a first correspondence, and send the first data packet to the first forwarding unit, where the first correspondence indicates mapping from the first user terminal to the first forwarding unit; and the first forwarding unit is configured to receive and forward the first data packet. In addition, the embodiments of the present invention further disclose a method for implementing load sharing in a virtual network device.Type: GrantFiled: September 24, 2020Date of Patent: July 5, 2022Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Dayong Guo, Chenxi Hu, Peng Gao, Xindong Teng, Hongtao Guo, Shengtao Sun
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Patent number: 11361702Abstract: A shift register unit and a driving method thereof, a scan driving circuit, an array substrate and a display device. The shift register unit includes: an input circuit configured for setting the first node to a valid level in a case where the input terminal is at a valid level; a first reset control circuit configured for setting the second node to a valid level and setting the input terminal to an invalid level in a case where the reset terminal is at a valid level; an output circuit configured for setting the output terminal to a valid level by using a clock signal in a case where the first node is at the valid level; a reset circuit configured for setting the first node and the output terminal to an invalid level in a case where the second node is at a valid level.Type: GrantFiled: July 10, 2018Date of Patent: June 14, 2022Assignees: HEFEI BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Hongtao Guo, Guowei Chai, Fu Tang, Bangrong Xu
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Publication number: 20220116305Abstract: This application relates to message sending and receiving methods and apparatuses, and a communication system. A control plane CP device in a communication system in which a CP and a user plane UP are separated generates a first message, where the first message includes route information and a control indication for the route information, and the route information is associated with a UP device. The CP device sends the first message to the UP device, so that the UP device updates the route information based on the control indication, where the first message is a packet forwarding control protocol PFCP message. Based on the technical solutions provided herein, interaction on routing control between the CP device and the UP device in a communication system architecture in which a CP and a UP are separated may be implemented.Type: ApplicationFiled: December 20, 2021Publication date: April 14, 2022Applicant: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Chengguang Niu, Zhouyi Yu, Hongtao Guo