Patents by Inventor Lining Sun
Lining Sun 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: 20220339725Abstract: A method for preparing a cross-dimension micro-nano structure array includes: S1. providing a workpiece immersed in the electrolyte as the first electrode, providing a trimming wire electrode as the second electrode and setting it above the workpiece, providing an interference beam adjuster and outputting multi-beam laser interference to irradiate the surface of the workpiece; S2. The power supply between the first electrode and the second electrode forms a loop, and drives the trimming wire electrode to reciprocate relative to the workpiece, and the workpiece undergoes electrochemical dissolution or electrochemical deposition at the corresponding position of the trimming wire electrode, and form a micro-nano structure array without a mask, and solves the problem of low output power of the existing ultrashort pulse power supply, improves the processing accuracy of the micro-nano structure array, does not require electrolyte for high-speed flow, and improves system safety and reduce the cost.Type: ApplicationFiled: November 21, 2020Publication date: October 27, 2022Inventors: Haidong HE, Zijie XI, Chunju WANG, Lining SUN, Xuezhong NING
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Publication number: 20220316885Abstract: The invention relates to a sampling method and system for path planning of a mobile robot in a man-machine environment, including: calculating a distance between a node and the closest obstacle on a map, simultaneously detecting a pedestrian in an environment and marking a position of the pedestrian; selecting a starting point position as a root node, and initializing a search tree; choosing a candidate node in a passable region, calculating a cumulative cost from a node to the candidate node, and choosing a node with the lowest cost as a growth node; performing collision detection on a connecting line between the growth and the candidate nodes, and determining whether collision detection succeeds; connecting the candidate node to the growth node, and determining whether the candidate node is a goal; and acquiring a node connecting line set from the root node to the goal to form a final path.Type: ApplicationFiled: April 28, 2020Publication date: October 6, 2022Inventors: Wenzheng CHI, Zhiyu DING, Guodong CHEN, Lining SUN
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Publication number: 20220234173Abstract: Disclosed are a negative pressure driven sucking apparatus and a preparation method thereof. The sucking apparatus comprises a sucking disc body, wherein a negative pressure cavity is formed in the middle of the sucking disc body, and the negative pressure cavity is connected with a vacuum line, and the bottom of the negative pressure cavity having a flexible section, and an annular wedge-shaped microstructure is formed at the bottom of the body surrounding the flexible section. Stable loading and release processes of the annular wedge-shaped microstructure are realized.Type: ApplicationFiled: November 10, 2021Publication date: July 28, 2022Inventors: Jing Cui, Huimin Liu, Zhongyi Chu, Lining Sun
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Patent number: 11373367Abstract: A method for characterization of respiratory characteristics based on a voxel model includes: successively capturing multiple frames of depth image of a thoracoabdominal surface of human body and modelling the multiple frames of depth image in 3D to obtain multiple frames of voxel model in time series; traversing voxel units of the multiple frames of voxel model and extracting a volumetric characteristic and areal characteristic of the multiple frames of voxel model; acquiring a minimum common voxel bounding box of the multiple frames of voxel model; describing spatial distribution of the multiple frames of voxel model in the form of probability and arranging the probabilities of the minimum voxel bounding boxes of individual frames of voxel model to construct a sample space of super-high dimensional vectors; reducing the dimensions of the sample space to obtain intrinsic parameters; obtaining a characteristic variable capable of characterizing the voxel model.Type: GrantFiled: November 20, 2019Date of Patent: June 28, 2022Assignee: SOOCHOW UNIVERSITYInventors: Shumei Yu, Pengcheng Hou, Rongchuan Sun, Shaolong Kuang, Lining Sun
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Patent number: 11365056Abstract: A conveying device including a frame, a transportation channel, and a branch conveying mechanism, the transportation channel and the branch conveying mechanism are driven by their respective driving units, and the transportation channel is provided with a number of rows of regular rollers, or at least a conveyor belt, or a combination of regular rollers and a conveyor belt, the branch conveying mechanism includes at least one group of irregular rollers, when the irregular roller rotates, the highest point of a top of the roller is higher than an upper surface of an adjacent transportation channel during the rotation, and the lowest place of a top horizontal plane of the roller is lower than the upper surface of the adjacent transportation channel; when the irregular roller does not rotate, the top of the roller substantially stops at the lowest place of the top horizontal plane of the roller during rotation; the transportation channel and the branch conveying mechanism are provided alternately.Type: GrantFiled: January 18, 2020Date of Patent: June 21, 2022Assignee: SUZHOU SUXIANG ROBOT INTELLIGENT EQUIPMENT CO., LTDInventor: Lining Sun
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Patent number: 11364083Abstract: A joint locking mechanism of a passive robotic arm includes: an output assembly, including a joint output shaft, and a friction disk fixed to the joint output shaft; a braking assembly, including a threaded shaft arranged coaxially with the joint output shaft, a threaded sleeve threaded to the threaded shaft, a rotary disk connected fixedly to the threaded shaft, an end cap rotatable relative to the rotary disk, and a scroll spring generating a rotational force on the threaded shaft. The scroll spring has one end connected fixedly to the end cap and the other end connected to the rotary disk or the threaded shaft. The threaded sleeve is abutted tightly against the friction disk.Type: GrantFiled: January 17, 2018Date of Patent: June 21, 2022Assignee: SOOCHOW UNIVERSITYInventors: Shaolong Kuang, Jinzhong Li, Li Zhang, Andi Lin, Liansen Sha, Shumei Yu, Fengfeng Zhang, Lining Sun
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Publication number: 20220166420Abstract: A method and device for adjusting the switching speed of a MOSFET are disclosed. The MOSFET is connected to drive switch, the collector of the drive switch is connected to the grid of the MOSFET through the grid resistor, the emitter of the drive switch is grounded through the emitter resistor, and the collector of the drive switch is also connected to the source resistor through the collector resistor, the other end of the source resistor is connected to the source of the MOSFET; the drain of the MOSFET is connected to the current source. The method comprises: obtaining the adjustment target of the switching speed for the MOSFET, determining the first resistance value of the emitter resistor and/or the second resistance value of the collector resistor based on said adjustment target, controlling the operation of the MOSFET according to the adjusted resistance value.Type: ApplicationFiled: August 11, 2020Publication date: May 26, 2022Inventors: Bowen ZHONG, Daqian ZHANG, Lining SUN
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Patent number: 11319156Abstract: A sorting module including two groups of transportation rollers, the two groups of transportation rollers include at least one group of irregular rollers, the other group of transportation rollers are regular rollers or irregular rollers, each group of transportation rollers include at least one row of transportation rollers, each row of transportation rollers include at least one transportation roller; the rotation center lines of each row of transportation rollers are on one straight line, and the rotation center lines of the two groups of transportation rollers are generally perpendicular to each other. A conveying device including the sorting module is simple in structure and low cost.Type: GrantFiled: January 18, 2020Date of Patent: May 3, 2022Assignee: SUZHOU SUXIANG ROBOT INTELLIGENT EQUIPMENT CO., LTDInventor: Lining Sun
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Patent number: 11312934Abstract: The present invention discloses a piezoelectric ultrasonic microinjection device based on a flexible hinge mechanism. The device includes: a cover, a flexible hinge mechanism, a base, a screw cap and an end cap fixedly assembled together, the base being provided with a pump interface; and a micropipette fixedly mounted in the base, the screw cap and the end cap and extending outward, the micropipette being in communication with the pump interface; wherein the flexible hinge mechanism comprises a housing, a piezoelectric ceramic package module encapsulated in the housing, a central shaft fixedly mounted with the piezoelectric ceramic package module and the base, and a vibration output shaft extending from the piezoelectric ceramic package module into the central shaft, a plurality of flexible hinge beams being disposed between the central shaft and the housing.Type: GrantFiled: May 22, 2018Date of Patent: April 26, 2022Assignee: SOOCHOW UNIVERSITYInventors: Haibo Huang, Xiwei Gao, Liguo Chen, Fei Zhou, Hao Guo, Lingfeng Chang, Jizhu Liu, Yangjun Wang, Lining Sun
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Publication number: 20220081222Abstract: A conveying device including a frame, a transportation channel, and a branch conveying mechanism, the transportation channel and the branch conveying mechanism are driven by their respective driving units, and the transportation channel is provided with a number of rows of regular rollers, or at least a conveyor belt, or a combination of regular rollers and a conveyor belt, the branch conveying mechanism includes at least one group of irregular rollers, when the irregular roller rotates, the highest point of a top of the roller is higher than an upper surface of an adjacent transportation channel during the rotation, and the lowest place of a top horizontal plane of the roller is lower than the upper surface of the adjacent transportation channel; when the irregular roller does not rotate, the top of the roller substantially stops at the lowest place of the top horizontal plane of the roller during rotation; the transportation channel and the branch conveying mechanism are provided alternately.Type: ApplicationFiled: January 18, 2020Publication date: March 17, 2022Inventor: Lining SUN
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Publication number: 20220041377Abstract: A sorting module including two groups of transportation rollers, the two groups of transportation rollers include at least one group of irregular rollers, the other group of transportation rollers are regular rollers or irregular rollers, each group of transportation rollers include at least one row of transportation rollers, each row of transportation rollers include at least one transportation roller; the rotation center lines of each row of transportation rollers are on one straight line, and the rotation center lines of the two groups of transportation rollers are generally perpendicular to each other. A conveying device including the sorting module is simple in structure and low cost.Type: ApplicationFiled: January 18, 2020Publication date: February 10, 2022Inventor: Lining SUN
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Patent number: 11228259Abstract: The present invention relates to an energy harvester, including: a base; an electromagnetic coil fixed in the base; a disk-shaped stator magnet fixed at the center of the base; a friction plate fixing ring fixed on the base; at least one friction plate unit fixed on an inner side surface of the friction plate fixing ring; a disk-shaped rotor magnet whose bottom is in contact with the electromagnetic coil, wherein the disk-shaped rotor magnet is attracted and held to the disk-shaped stator magnet, and an outer surface of the disk-shaped rotor magnet is tangent to an outer surface of the disk-shaped stator magnet; and an annular friction plate fixed on the disk-shaped rotor magnet, wherein the annular friction plate and a friction plate are made of materials with different polarities. The foregoing energy harvester has a simple structure and high electrical energy output efficiency.Type: GrantFiled: November 21, 2017Date of Patent: January 18, 2022Assignee: SOOCHOW UNIVERSITYInventors: Tao Chen, Zhan Yang, Huicong Liu, Lining Sun
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Publication number: 20210399610Abstract: The invention provides a compound-pendulum up-conversion wave energy harvesting apparatus, comprising a shell floating on the water surface and swinging with fluctuation of waves, a compound-pendulum mechanism rotatably arranged in the shell and rotating with its swinging, a driving gear rotatably arranged in the shell and rotating synchronously with the compound-pendulum mechanism, an electromagnetic power generation mechanism arranged in the shell and configured to be meshed with the driving gear for transmission to generate electricity through electromagnetic induction, and a piezoelectric power generation mechanism arranged in the shell and configured to be deformed during its rotation to generate electricity through piezoelectric effect. When the shell swings un-directionally with fluctuation of the waves, the compound-pendulum mechanism makes un-directional rotation that adapts to the dynamic changes of water surface wave energy.Type: ApplicationFiled: August 7, 2020Publication date: December 23, 2021Inventors: Huicong LIU, Tao CHEN, Lining SUN
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Publication number: 20210369358Abstract: A joint locking mechanism of a passive robotic arm includes: an output assembly, including a joint output shaft, and a friction disk fixed to the joint output shaft; a braking assembly, including a threaded shaft arranged coaxially with the joint output shaft, a threaded sleeve threaded to the threaded shaft, a rotary disk connected fixedly to the threaded shaft, an end cap rotatable relative to the rotary disk, and a scroll spring generating a rotational force on the threaded shaft. The scroll spring has one end connected fixedly to the end cap and the other end connected to the rotary disk or the threaded shaft. The threaded sleeve is abutted tightly against the friction disk.Type: ApplicationFiled: January 17, 2018Publication date: December 2, 2021Inventors: Shaolong KUANG, Jinzhong LI, Li ZHANG, Andi LIN, Liansen SHA, Shumei YU, Fengfeng ZHANG, Lining SUN
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Publication number: 20210375037Abstract: A method for characterization of respiratory characteristics based on a voxel model includes: successively capturing multiple frames of depth image of a thoracoabdominal surface of human body and modelling the multiple frames of depth image in 3D to obtain multiple frames of voxel model in time series; traversing voxel units of the multiple frames of voxel model and extracting a volumetric characteristic and areal characteristic of the multiple frames of voxel model; acquiring a minimum common voxel bounding box of the multiple frames of voxel model; describing spatial distribution of the multiple frames of voxel model in the form of probability and arranging the probabilities of the minimum voxel bounding boxes of individual frames of voxel model to construct a sample space of super-high dimensional vectors; reducing the dimensions of the sample space to obtain intrinsic parameters; obtaining a characteristic variable capable of characterizing the voxel model.Type: ApplicationFiled: November 20, 2019Publication date: December 2, 2021Inventors: Shumei YU, Pengcheng HOU, Rongchuan SUN, Shaolong KUANG, Lining SUN
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Publication number: 20210226557Abstract: The present invention relates to an energy harvester, including: a base; an electromagnetic coil fixed in the base; a disk-shaped stator magnet fixed at the center of the base; a friction plate fixing ring fixed on the base; at least one friction plate unit fixed on an inner side surface of the friction plate fixing ring; a disk-shaped rotor magnet whose bottom is in contact with the electromagnetic coil, wherein the disk-shaped rotor magnet is attracted and held to the disk-shaped stator magnet, and an outer surface of the disk-shaped rotor magnet is tangent to an outer surface of the disk-shaped stator magnet; and an annular friction plate fixed on the disk-shaped rotor magnet, wherein the annular friction plate and a friction plate are made of materials with different polarities. The foregoing energy harvester has a simple structure and high electrical energy output efficiency.Type: ApplicationFiled: November 21, 2017Publication date: July 22, 2021Inventors: Tao CHEN, Zhan YANG, Huicong LIU, Lining SUN
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Publication number: 20200332244Abstract: The present invention discloses a piezoelectric ultrasonic microinjection device based on a flexible hinge mechanism. The device includes: a cover, a flexible hinge mechanism, a base, a screw cap and an end cap fixedly assembled together, the base being provided with a pump interface; and a micropipette fixedly mounted in the base, the screw cap and the end cap and extending outward, the micropipette being in communication with the pump interface; wherein the flexible hinge mechanism comprises a housing, a piezoelectric ceramic package module encapsulated in the housing, a central shaft fixedly mounted with the piezoelectric ceramic package module and the base, and a vibration output shaft extending from the piezoelectric ceramic package module into the central shaft, a plurality of flexible hinge beams being disposed between the central shaft and the housing.Type: ApplicationFiled: May 22, 2018Publication date: October 22, 2020Inventors: Haibo HUANG, Xiwei GAO, Liguo CHEN, Fei ZHOU, Hao GUO, Lingfeng CHANG, Jizhu LIU, Yangjun WANG, Lining SUN
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Publication number: 20190231230Abstract: The present invention relates to a cerebral function state evaluation device, which comprises a brain oxyhemoglobin concentration variation acquiring component, acquiring brain oxyhemoglobin concentrations of a stroke patient, who is in a phase of completing finger-nose and heel-knee-tibia tests under instruction, by applying near-infrared spectroscopic brain imaging technology; a brain functional network constructing component; a typical feature acquiring component; and an evaluation model establishing component. The cerebral function state evaluation device evaluates a patient's motor ability based on brain hemoglobin information. By using the proposed evaluation device, an evaluation result can be given only if a patient completes several required actions. The device is inventive and simple to operate, and subjective factors in the process of the scale scoring can be avoided.Type: ApplicationFiled: February 26, 2018Publication date: August 1, 2019Inventors: Chunguang LI, Lining SUN
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Patent number: 10293186Abstract: The invention relates to radiation therapy system. The system includes a five-degree-of-freedom O-shaped arm radiation therapy device and a six-degree-of-freedom parallel radiation therapy bed. The five-degree-of-freedom O-shaped arm radiation therapy device includes an O-shaped arm movement mechanism, a linear accelerator device, a radiation dose detection device and a double-X-ray machine image positioning mechanism. The O-shaped arm movement mechanism includes an O-shaped arm, an accelerator displacement device, a rotational displacement device, a turning displacement device, a horizontal transverse displacement device, and a horizontal longitudinal displacement device. The double-X-ray machine image positioning mechanism includes an X-ray transmitter and receiver. The six-degree-of-freedom parallel radiation includes a base assembly, a connecting rod assembly and a bed plate assembly.Type: GrantFiled: December 8, 2014Date of Patent: May 21, 2019Assignee: SOOCHOW UNIVERSITYInventors: Lining Sun, Fengfeng Zhang
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Publication number: 20170239496Abstract: The invention relates to radiation therapy system. The system includes a five-degree-of-freedom O-shaped arm radiation therapy device and a six-degree-of-freedom parallel radiation therapy bed. The five-degree-of-freedom O-shaped arm radiation therapy device includes an O-shaped arm movement mechanism, a linear accelerator device, a radiation dose detection device and a double-X-ray machine image positioning mechanism. The O-shaped arm movement mechanism includes an O-shaped arm, an accelerator displacement device, a rotational displacement device, a turning displacement device, a horizontal transverse displacement device, and a horizontal longitudinal displacement device. The double-X-ray machine image positioning mechanism includes an X-ray transmitter and receiver. The six-degree-of-freedom parallel radiation includes a base assembly, a connecting rod assembly and a bed plate assembly.Type: ApplicationFiled: December 8, 2014Publication date: August 24, 2017Inventors: Lining SUN, Fengfeng ZHANG