Patents by Inventor Guocheng ZHAO
Guocheng ZHAO 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: 20240093212Abstract: The present invention provides a bacterial continuous evolution system, an orthogonal error-prone DNA polymerase, and a continuous evolution method. In the present invention, by combining an orthogonal DNA replication system and an orthogonal error-prone DNA polymerase, a continuous evolution method that includes all mutant types, enables long-DNA-fragment mutation, and is good in continuity and simple and convenient to operate is obtained. By inducing the opening and closing of DNA polymerase expression, switching between a linear plasmid error-prone mutation process and a high-fidelity replication process is realized, so as to achieve the efficient and continuous evolution of a target DNA sequence.Type: ApplicationFiled: November 20, 2023Publication date: March 21, 2024Inventors: Yanfeng LIU, Jian CHEN, Guocheng DU, Long LIU, Xueqin LV, Rongzhen TIAN, Runzhi ZHAO
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Patent number: 11498378Abstract: A special suspension-type tracked underwater robot adaptable to ultra-soft geological conditions comprises traveling mechanisms, wherein the traveling mechanisms are track-mud sled structures, the mud sled structures are fixedly arranged on two sides of each track, and the bottoms of the mud sled structures are higher than the bottoms of the tracks and are provided with arched plate heads; the arched plate heads are provided with plate water-jet devices capable of spraying water forwards; and in the traveling process of the traveling mechanisms, and the arched plate heads press water downwards to form a water film at the bottoms of the mud sled structures together with the water sprayed by the plate water-jet devices, so that the traveling mud resistance is reduced, and the robot can stably advance under ultra-soft geological conditions.Type: GrantFiled: October 9, 2019Date of Patent: November 15, 2022Assignee: SHANGHAI JIAO TONG UNIVERSITYInventors: Longfei Xiao, Jianmin Yang, Guocheng Zhao, Tao Peng, Lei Tang, Haining Lu, Mingyue Liu, Yufeng Kou, Weijie Zhao
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Patent number: 11254398Abstract: A porous-structure device includes a semi-submersible platform consisting of four columns, two pontoons, two horizontal supports and a deck. Fillets on middle portions of the columns have a square section, a radius of the fillets, close to the deck and the pontoons, of the columns is gradually decreased to 0, a porous device is disposed outside each column and is formed by combining and connecting four single components, and each single component is formed by combining and connecting a plurality of porous laminated plates and a plurality of connecting pieces. The parameters, such as the pore type, porosity, number of layers, interlayer spacing and installation height, of the porous laminated plates are set according to the wave characteristics in different sea areas.Type: GrantFiled: July 21, 2020Date of Patent: February 22, 2022Assignee: SHANGHAI JIAO TONG UNIVERSITYInventors: Longfei Xiao, Zhichao Fang, Haobo Li, Yufeng Kou, Mingyue Liu, Handi Wei, Guocheng Zhao
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Publication number: 20200346722Abstract: A porous-structure device includes a semi-submersible platform consisting of four columns, two pontoons, two horizontal supports and a deck. Fillets on middle portions of the columns have a square section, a radius of the fillets, close to the deck and the pontoons, of the columns is gradually decreased to 0, a porous device is disposed outside each column and is formed by combining and connecting four single components, and each single component is formed by combining and connecting a plurality of porous laminated plates and a plurality of connecting pieces. The parameters, such as the pore type, porosity, number of layers, interlayer spacing and installation height, of the porous laminated plates are set according to the wave characteristics in different sea areas.Type: ApplicationFiled: July 21, 2020Publication date: November 5, 2020Applicant: SHANGHAI JIAO TONG UNIVERSITYInventors: Longfei XIAO, Zhichao FANG, Haobo LI, Yufeng KOU, Mingyue LIU, Handi WEI, Guocheng ZHAO
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Publication number: 20200086705Abstract: A special suspension-type tracked underwater robot adaptable to ultra-soft geological conditions comprises traveling mechanisms, wherein the traveling mechanisms are track-mud sled structures, the mud sled structures are fixedly arranged on two sides of each track, and the bottoms of the mud sled structures are higher than the bottoms of the tracks and are provided with arched plate heads; the arched plate heads are provided with plate water-jet devices capable of spraying water forwards; and in the traveling process of the traveling mechanisms, and the arched plate heads press water downwards to form a water film at the bottoms of the mud sled structures together with the water sprayed by the plate water-jet devices, so that the traveling mud resistance is reduced, and the robot can stably advance under ultra-soft geological conditions.Type: ApplicationFiled: October 9, 2019Publication date: March 19, 2020Inventors: Longfei XIAO, Jianmin YANG, Guocheng ZHAO, Tao PENG, Lei TANG, Haining LU, Mingyue LIU, Yufeng KOU, Weijie ZHAO
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Patent number: 10480317Abstract: A piece of submarine mining equipment comprises an equipment body, a plurality of adaptive submarine mining collectors and respective mineral delivery pipes. The equipment body and the adaptive submarine mining collectors are connected through the mineral delivery pipes. The lengths, stretching out of the equipment body, of the mineral delivery pipes can be adjusted under control. The adaptive submarine mining collectors are provided with tracked traveling mechanisms and can autonomously travel under control. An underwater detector is used for detecting the submarine topography and mineral distribution in the vicinity of an operation area, and the traveling path of the submarine mining collectors and a mineral storage vehicle is reasonably planned according to detected information. The multiple adaptive submarine mining collectors simultaneously and independently work and are made light and small, thus reducing damage of mining operations to the submarine ecological environment.Type: GrantFiled: October 26, 2018Date of Patent: November 19, 2019Assignee: SHANGHAI JIAO TONG UNIVERSITYInventors: Guocheng Zhao, Weijie Zhao, Jianmin Yang, Tao Peng, Longfei Xiao, Xinliang Tian, Haining Lu, Yufeng Kou
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Publication number: 20190063218Abstract: A piece of submarine mining equipment comprises an equipment body, a plurality of adaptive submarine mining collectors and respective mineral delivery pipes. The equipment body and the adaptive submarine mining collectors are connected through the mineral delivery pipes. The lengths, stretching out of the equipment body, of the mineral delivery pipes can be adjusted under control. The adaptive submarine mining collectors are provided with tracked traveling mechanisms and can autonomously travel under control. An underwater detector is used for detecting the submarine topography and mineral distribution in the vicinity of an operation area, and the traveling path of the submarine mining collectors and a mineral storage vehicle is reasonably planned according to detected information. The multiple adaptive submarine mining collectors simultaneously and independently work and are made light and small, thus reducing damage of mining operations to the submarine ecological environment.Type: ApplicationFiled: October 26, 2018Publication date: February 28, 2019Inventors: Guocheng ZHAO, Weijie ZHAO, Jianmin YANG, Tao PENG, Longfei XIAO, Xinliang TIAN, Haining LU, Yufeng KOU
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Patent number: 10207819Abstract: The present invention discloses a shooting device and an unmanned aerial vehicle. The shooting device includes: a first reflector; a second reflector arranged to be opposite to a reflecting surface of the first reflector; a bracket, wherein the bracket includes: a connecting plate, a first rotating seat, which is fixedly connected with one end of the connecting plate in a rotatable manner and is used for clamping the first reflector, and a second rotating seat, which is fixedly connected with the other end of the connecting plate in the rotatable manner and is used for clamping the second reflector; driving parts, including a first driving part and a second driving part used for respectively driving the first rotating seat and the second rotating seat to rotate; and a camera arranged to be opposite to the reflecting surface of the second reflector.Type: GrantFiled: November 30, 2016Date of Patent: February 19, 2019Assignee: EWATT TECHNOLOGY CO., LTD.Inventors: Guocheng Zhao, Yong Wan, Kai Zhang
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Publication number: 20180030887Abstract: The present invention discloses a multi-shaft power source unmanned flight equipment, and belongs to the technical field of unmanned aerial vehicles. The multi-shaft power source unmanned flight equipment comprises a frame (1), a plurality of rotor sets (2) and a power device (3). The plurality of rotor sets (2) are rotatably fixed on the frame (1), and the power device (3) is correspondingly movably connected with each rotor set (2) respectively.Type: ApplicationFiled: July 27, 2017Publication date: February 1, 2018Applicant: Ewatt Technology Co., Ltd.Inventors: Guocheng ZHAO, Wei LUO, Pengcheng QI
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Publication number: 20170297733Abstract: The present invention discloses an unmanned helicopter, and belongs to the technical field of unmanned aerial vehicles. The unmanned helicopter includes an air inlet system, an exhaust system, a cooling system and a dynamic balance system. The air inlet system is fixed on a second side; the exhaust system is fixed on a third side; and the cooling system is fixed on a first side, and the dynamic balance system is fixed on a tail. The airflow at the outside of the unmanned helicopter flows into the air inlet system smoothly, quickly and efficiently under the action of its own flow velocity relative to the unmanned helicopter, therefore the technical problem in the prior art that the air entering the fuselage with a unit volume is burnt insufficiently, which generates adverse effects on the normal flight of the unmanned helicopter, is solved.Type: ApplicationFiled: September 28, 2016Publication date: October 19, 2017Inventors: Guocheng ZHAO, Wei LUO, Pengcheng QI
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Publication number: 20170297706Abstract: The invention discloses a hand-launched unmanned aerial vehicle, and belongs to the technical field of unmanned aerial vehicles. The hand-launched unmanned aerial vehicle comprises a body, a tail, at least one power source and a lens bin, wherein the body comprises a middle section, a first side section and a second side section; two sides of the middle section are respectively detachably connected with the first side section and the second side section correspondingly; the tail is fixed to the middle section; the power source is fixed to the middle section; and the lens bin is fixed to the middle section and provided with a flexible cushion. The invention overcomes the technical defects in the prior art that the body maintenance cost of the hand-launched unmanned aerial vehicle is high and the lens bin is very likely to be damaged due to collision between the lens bin of the hand-launched unmanned aerial vehicle and the ground.Type: ApplicationFiled: October 31, 2016Publication date: October 19, 2017Applicant: Ewatt Technology Co., Ltd.Inventors: Guocheng ZHAO, Wei LUO
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Publication number: 20170154203Abstract: The present invention discloses a ranging obstacle avoidance instrument and a ranging obstacle avoidance method for an unmanned aerial vehicle. The ranging obstacle avoidance instrument includes: a grating emitter for emitting grating onto an obstacle; a camera for shooting a grating image emitted onto the obstacle; a grating processor, connected with the camera and used for processing the grating image shot by the camera, wherein the grating processor judges the distance between each portion of the obstacle and the ranging obstacle avoidance instrument by measuring a distance value between pixel points of the grating image shot by the camera and depending on a proportion of the distance value to an actual distance.Type: ApplicationFiled: November 30, 2016Publication date: June 1, 2017Applicant: Ewatt Technology Co., Ltd.Inventors: Guocheng ZHAO, Yong WAN, Kai ZHANG
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Publication number: 20170152061Abstract: The present invention discloses a shooting device and an unmanned aerial vehicle. The shooting device includes: a first reflector; a second reflector arranged to be opposite to a reflecting surface of the first reflector; a bracket, wherein the bracket includes: a connecting plate, a first rotating seat, which is fixedly connected with one end of the connecting plate in a rotatable manner and is used for clamping the first reflector, and a second rotating seat, which is fixedly connected with the other end of the connecting plate in the rotatable manner and is used for clamping the second reflector; driving parts, including a first driving part and a second driving part used for respectively driving the first rotating seat and the second rotating seat to rotate; and a camera arranged to be opposite to the reflecting surface of the second reflector.Type: ApplicationFiled: November 30, 2016Publication date: June 1, 2017Applicant: Ewatt Technology Co., Ltd.Inventors: Guocheng ZHAO, Yong WAN, Kai ZHANG
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Publication number: 20170152035Abstract: The present invention discloses a multi-rotor structure applied to an unmanned aerial vehicle, and belongs to the technical field of unmanned aerial vehicles. The unmanned aerial vehicle includes a fuselage, first rotors, second rotors and rotor shafts; and the multi-rotor structure includes first rotary connecting pieces and second rotary connecting pieces. The first rotary connecting piece includes a first motor and a first dismounting thread group, the first rotor is detachably connected with the first motor through the first dismounting thread group to achieve the mounting or dismounting between the first rotor and the first motor by rotating the first rotor; the second rotary connecting piece includes a second motor and a second dismounting thread group, and the second rotor is detachably connected with the second motor through the second dismounting thread group to achieve the mounting or dismounting between the second rotor and the second motor by rotating the second rotor.Type: ApplicationFiled: November 30, 2016Publication date: June 1, 2017Applicant: Ewatt Technology Co., Ltd.Inventors: Guocheng ZHAO, Hui FAN, Fangfang CHEN