Patents by Inventor Shanguang Guo
Shanguang 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: 20240133473Abstract: The application relates to an anti-back-transfer intake structure of a rotating detonation combustion chamber including a Tesla valve communicating with the rotating detonation combustion chamber and arranged at an inlet of the rotating detonation combustion chamber. The Tesla valve includes a casing and a flow passage, the casing is coaxially connected with an outer wall of the rotating detonation combustion chamber, the flow passage is arranged in the casing, and the flow passage has an inlet end for introducing air, and an outlet end connected with an annular passage of the rotating detonation combustion chamber.Type: ApplicationFiled: December 29, 2023Publication date: April 25, 2024Inventors: Feilong SONG, Yun WU, Xin CHEN, Min JIA, Huimin SONG, Shanguang GUO, Zhao YANG, Jiaojiao WANG
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Publication number: 20230349507Abstract: A gimbal, a balancing method, a control method, a balancing motor and a gimbal assembly are provided. The balancing method includes: controlling a driving motor to rotate, and obtain a first electric signal parameter of the driving motor, where the gimbal includes a rotating assembly and a balancing motor, and the rotating assembly includes a gimbal component, a transmission mechanism and a driving motor. The driving motor is configured to drive the gimbal component to rotate so as to adjust the attitude of the gimbal. The balancing motor is configured to drive at least part of the gimbal component to move via the transmission mechanism so as to adjust the center of gravity of the gimbal. The operation of the balancing motor may be controlled based on the first electrical signal parameter to make the gimbal in a balanced state in an adjustment direction of the balancing motor.Type: ApplicationFiled: June 22, 2023Publication date: November 2, 2023Applicant: SZ DJI TECHNOLOGY CO., LTD.Inventors: Guoyao LIU, Shanguang GUO, Wenjie WANG, Wenlin XIE, Huipeng YIN
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Patent number: 11781754Abstract: The application relates to an assembly for controlling detonation wave mode of a rotating detonation combustion chamber, which includes an inner barrel, an outer plate and at least one sectoral direction-changing block. The outer plate is sleeved outside the inner barrel. An annular cavity is formed between the outer plate and the inner barrel. At least one groove is arranged on one side of the outer plate close to the inner barrel. The groove wall comprises an arc edge and a straight edge. The groove is connected with the annular cavity. The sectoral direction-changing blocks are arranged in the grooves in one-to-one correspondence. An arc edge of the sectoral direction-changing block is positioned far away from the inner barrel.Type: GrantFiled: June 23, 2022Date of Patent: October 10, 2023Assignee: PLA AIR FORCE ENGINEERING UNIVERSITYInventors: Yun Wu, Feilong Song, Huimin Song, Min Jia, Shanguang Guo, Xin Chen, Di Jin, Zhao Yang
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Patent number: 11560920Abstract: A method of stabilizing a payload fitted in a carrier includes providing a first carrier component of the carrier, supporting a second carrier component of the carrier using the first carrier component, and supporting a third carrier component of the carrier using the second carrier component. The first carrier component is configured to permit rotation of the payload about a pitch axis. The second carrier component is configured to permit rotation of the payload about a yaw axis. The third carrier component is configured to permit rotation of the payload about a roll axis and connects to the payload.Type: GrantFiled: December 13, 2019Date of Patent: January 24, 2023Assignee: SZ DJI OSMO TECHNOLOGY CO., LTD.Inventors: Zihan Chen, Shanguang Guo
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Publication number: 20220412291Abstract: The application relates to an anti-back-transfer intake structure of a rotating detonation combustion chamber including a Tesla valve communicating with the rotating detonation combustion chamber and arranged at an inlet of the rotating detonation combustion chamber. The Tesla valve includes a casing and a flow passage, the casing is coaxially connected with an outer wall of the rotating detonation combustion chamber, the flow passage is arranged in the casing, and the flow passage has an inlet end for introducing air, and an outlet end connected with an annular passage of the rotating detonation combustion chamber.Type: ApplicationFiled: June 23, 2022Publication date: December 29, 2022Inventors: Feilong SONG, Yun WU, Huimin SONG, Min JIA, Shanguang GUO, Xin CHEN, Di JIN, Zhao YANG
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Publication number: 20220412564Abstract: The application relates to a mode control flow channel structure of a rotating detonation combustion chamber, which includes an inner barrel, an outer plate and at least one sectoral direction-changing block. The outer plate is sleeved outside the inner barrel. An annular cavity is formed between the outer plate and the inner barrel. At least one groove is arranged on one side of the outer plate close to the inner barrel. The groove wall comprises an arc edge and a straight edge. The groove is connected with the annular cavity. The sectoral direction-changing blocks are arranged in the grooves in one-to-one correspondence. An arc edge of the sectoral direction-changing block is positioned far away from the inner barrel.Type: ApplicationFiled: June 23, 2022Publication date: December 29, 2022Inventors: Yun WU, Feilong SONG, Huimin SONG, Min JIA, Shanguang GUO, Xin CHEN, Di JIN, Zhao YANG
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Patent number: 11281076Abstract: A three-axis gimbal and three-axis gimbal photographing apparatus are provided. The first electromechanical coupling apparatus of the three-axis gimbal includes a first hollow motor shaft. The first hollow motor shaft has a first accommodation cavity. A second electromechanical coupling apparatus includes a second hollow motor shaft. The second hollow motor shaft has a second accommodation cavity. A pitch axis arm includes a pitch axis accommodation cavity, A roll axis component includes a first conductive wire configured in the first accommodation cavity and the roll axis arm accommodation cavity. A pitch axis component includes a second conductive wire configured in the second accommodation cavity and the pitch axis arm accommodation cavity. The first conductive wire is connected to the second conductive wire.Type: GrantFiled: April 8, 2019Date of Patent: March 22, 2022Assignee: SZ DJI TECHNOLOGY CO., LTD.Inventors: Yongjie Huang, Shanguang Guo, Xifeng Zhao
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Patent number: 11205841Abstract: An antenna assembly includes a base, a gimbal disposed at the base, an antenna disposed at the gimbal, and a mainboard configured to control an attitude of the gimbal to control a radiation direction of the antenna.Type: GrantFiled: October 16, 2019Date of Patent: December 21, 2021Assignee: SZ DJI TECHNOLOGY CO., LTD.Inventors: Yong Liu, Shanguang Guo
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Patent number: 11187376Abstract: A translation axis assembly includes a supporting arm, a connecting plate configured to be movably mounted to the supporting arm, and a center-of-gravity adjusting device connected between the supporting arm and the connecting plate. The center-of-gravity adjusting device is configured to adjust a center of gravity of the translation axis assembly by adjusting a position of the supporting arm on the connecting plate. The center-of-gravity adjusting device includes a lead screw and a moving member rotatably and movably arranged on the lead screw. The moving member is received by the connecting plate and is fixedly connected to the supporting arm. The moving member includes a threaded hole in a threaded connection with the lead screw.Type: GrantFiled: November 9, 2020Date of Patent: November 30, 2021Assignee: SZ DJI TECHNOLOGY CO., LTD.Inventors: Shanguang Guo, Yanchong Zhao
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Patent number: 11137667Abstract: A three-axis gimbal and three-axis gimbal photographing apparatus are provided. The first electromechanical coupling apparatus of the three-axis gimbal includes a first hollow motor shaft. The first hollow motor shaft has a first accommodation cavity. A second electromechanical coupling apparatus includes a second hollow motor shaft. The second hollow motor shaft has a second accommodation cavity. A pitch axis arm includes a pitch axis accommodation cavity, A roll axis component includes a first conductive wire configured in the first accommodation cavity and the roll axis arm accommodation cavity. A pitch axis component includes a second conductive wire configured in the second accommodation cavity and the pitch axis arm accommodation cavity. The first conductive wire is connected to the second conductive wire.Type: GrantFiled: April 8, 2019Date of Patent: October 5, 2021Assignee: SZ DJI OSMO TECHNOLOGY CO., LTD.Inventors: Yongjie Huang, Shanguang Guo, Xifeng Zhao
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Publication number: 20210102656Abstract: A gimbal includes a rotation assembly. The rotation assembly includes an axis arm, a lock device, and an electric motor configured to drive the axis arm with a first driving force to rotate to a pre-set position, such that the lock device locks the axis arm at the pre-set position, and when the axis arm is at the pre-set position, drive the axis arm with a second driving force to rotate, such that the lock device unlocks the axis arm.Type: ApplicationFiled: December 17, 2020Publication date: April 8, 2021Inventors: Sicong LIU, Tao ZHAO, Shanguang GUO, Yong LIU
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Publication number: 20210054967Abstract: A translation axis assembly includes a supporting arm, a connecting plate configured to be movably mounted to the supporting arm, and a center-of-gravity adjusting device connected between the supporting arm and the connecting plate. The center-of-gravity adjusting device is configured to adjust a center of gravity of the translation axis assembly by adjusting a position of the supporting arm on the connecting plate. The center-of-gravity adjusting device includes a lead screw and a moving member rotatably and movably arranged on the lead screw. The moving member is received by the connecting plate and is fixedly connected to the supporting arm. The moving member includes a threaded hole in a threaded connection with the lead screw.Type: ApplicationFiled: November 9, 2020Publication date: February 25, 2021Inventors: Shanguang GUO, Yanchong ZHAO
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Publication number: 20210048734Abstract: The present disclosure provides a differential gear device. The differential gear device includes a differential gear set including a first side gear and a second side gear disposed opposite to each other, and a first planetary gear meshing with the first side gear and the second side gear, the first planetary gear being configured to rotate on its own and to revolve around the first side gear and the second side gear; a first motor connected to the first side gear; a second motor connected to the second side gear; and a slider-crank assembly including a crank, a connecting rod, and a sliding block, both ends of the connecting rod being hinged with the crank and the sliding block respectively, and the crank being connected with the first planetary gear.Type: ApplicationFiled: September 24, 2020Publication date: February 18, 2021Inventors: Sicong LIU, Shanguang GUO, Fangming YE
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Patent number: 10830388Abstract: A gimbal platform includes a roll axis and a translation axis assembly in pivot connection with the roll axis assembly and configured to drive the roll axis assembly to rotate. The translation axis assembly includes a supporting arm including a penetration hole, a connecting plate at least partially accommodated in the penetration hole, and a center-of-gravity adjusting device connected between the supporting arm and the connecting plate and configured to adjust a center of gravity of the translation axis assembly by adjusting a position of the supporting arm on the connecting plate. The center-of-gravity adjusting device includes a lead screw and a moving member rotatably and movably arranged on the lead screw. The moving member is received in the penetration hole and fixedly connected to the supporting arm, includes a threaded hole in a threaded connection with the lead screw, and accommodates a portion of the connecting plate.Type: GrantFiled: May 19, 2020Date of Patent: November 10, 2020Assignee: SZ DJI TECHNOLOGY CO., LTD.Inventors: Shanguang Guo, Yanchong Zhao
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Publication number: 20200278079Abstract: A gimbal platform includes a roll axis and a translation axis assembly in pivot connection with the roll axis assembly and configured to drive the roll axis assembly to rotate. The translation axis assembly includes a supporting arm including a penetration hole, a connecting plate at least partially accommodated in the penetration hole, and a center-of-gravity adjusting device connected between the supporting arm and the connecting plate and configured to adjust a center of gravity of the translation axis assembly by adjusting a position of the supporting arm on the connecting plate. The center-of-gravity adjusting device includes a lead screw and a moving member rotatably and movably arranged on the lead screw. The moving member is received in the penetration hole and fixedly connected to the supporting arm, includes a threaded hole in a threaded connection with the lead screw, and accommodates a portion of the connecting plate.Type: ApplicationFiled: May 19, 2020Publication date: September 3, 2020Inventors: Shanguang GUO, Yanchong ZHAO
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Patent number: 10663109Abstract: A translation axis assembly includes a supporting arm, a connecting plate, and a center-of-gravity adjusting device connected between the supporting arm and the connecting plate. The center-of-gravity adjusting device is configured to adjust a position of the supporting arm on the connecting plate to adjust a center of gravity of the translation axis assembly. The center-of-gravity adjusting device includes a locking assembly configured to allow the supporting arm and the connecting plate to be in a loose fit or to hold tightly to each other.Type: GrantFiled: May 25, 2017Date of Patent: May 26, 2020Assignee: SZ DJI TECHNOLOGY CO., LTD.Inventors: Shanguang Guo, Yanchong Zhao
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Publication number: 20200116195Abstract: A method of stabilizing a payload fitted in a carrier includes providing a first carrier component of the carrier, supporting a second carrier component of the carrier using the first carrier component, and supporting a third carrier component of the carrier using the second carrier component. The first carrier component is configured to permit rotation of the payload about a pitch axis. The second carrier component is configured to permit rotation of the payload about a yaw axis. The third carrier component is configured to permit rotation of the payload about a roll axis and connects to the payload.Type: ApplicationFiled: December 13, 2019Publication date: April 16, 2020Inventors: Zihan CHEN, Shanguang GUO
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Publication number: 20200052389Abstract: An antenna assembly includes a base, a gimbal disposed at the base, an antenna disposed at the gimbal, and a mainboard configured to control an attitude of the gimbal to control a radiation direction of the antenna.Type: ApplicationFiled: October 16, 2019Publication date: February 13, 2020Inventors: Yong LIU, Shanguang GUO
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Publication number: 20200027238Abstract: The present disclosure provides a method for merging images. The method includes capturing N images by using N imaging devices of a UAV, N being an integer greater than 1; identifying an image of an occluding object in each image; and merging the N images based on the image of the occluding object in each image to obtain a merged image without the occluding object.Type: ApplicationFiled: September 20, 2019Publication date: January 23, 2020Inventors: Jiadi WANG, Yongsheng ZHANG, Xingyuan CHEN, Shanguang GUO
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Patent number: 10508683Abstract: The present disclosure described devices and methods for stabilizing a payload. A carrier may be provided. The carrier may manipulate a payload such that the payload is able to rotate about a roll axis by 90 degrees or more. In some instances, the carrier may be directly connected to a component (e.g., gimbal component) configured to permit rotation of the payload about a roll axis. The carrier described herein can have a compact configuration that allows for minimal volume and weight and may be ideally suited for mobile use. Particularly, the carrier may be mounted on an unmanned aerial vehicle (UAV). In some instances, an imaging device may be coupled to the carrier and images having horizontal orientation, vertical orientations, or orientations in-between may be captured and processed.Type: GrantFiled: March 28, 2017Date of Patent: December 17, 2019Assignee: SZ DJI OSMO TECHNOLOGY CO., LTD.Inventors: Zihan Chen, Shanguang Guo