Patents by Inventor Nan Li
Nan Li 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).
-
Publication number: 20240139790Abstract: A composite biochar for controlling heavy metal pollution and a process for producing the same, in particular enrichment of heavy metals such as arsenic and lead in soil with centipede grass, thereafter centipede grass is sintered with hydroxyapatite, sepiolite and chitosan, and compounded with microorganisms to produce said composite biochar; through the process of the present invention, heavy metals such as arsenic and lead are stably enriched or coated in said composite biochar, significantly reducing the potential hazard of arsenic and lead to the environment, and also providing new developmental ideas for treating heavy metal biomass.Type: ApplicationFiled: March 16, 2022Publication date: May 2, 2024Applicant: CHINESE RESEARCH ACADEMY OF ENVIRONMENTAL SCIENCESInventors: Lei WANG, Beidou XI, Yangyang WANG, Yan SHAO, Nan XU, Shaofeng LI, Xiaoshu WANG, Jinsheng WANG, Ming CHANG, Gen ZHANG, Lulu PAN, Kui ZHANG, Honghu ZENG
-
Publication number: 20240140843Abstract: A porous biochar for improving heavy pollution and a method for producing the same. Said porous biochar is prepared as follows: arrowhead, which has excellent enrichment of lead, is used to absorb heavy metal lead in polluted water or artificial wetlands, simultaneously absorb heavy metal cadmium, thereafter is dried and treated as a biomass, and then the biomass is calcined in stages with a passivating agent in a high temperature environment, so as to heavy metals such as lead and cadmium be stably coated or enriched in a biochar, which is mixed with Pseudomonas aeruginosa having high resistant, to obtain the porous biochar; the porous biochar has high specific surface area, high porosity and excellent mechanical properties, is very stable under different acid-base environments and oxidizing conditions.Type: ApplicationFiled: February 23, 2022Publication date: May 2, 2024Applicant: CHINESE RESEARCH ACADEMY OF ENVIRONMENTAL SCIENCESInventors: Lei WANG, Beidou XI, Honghu ZENG, Nan XU, Yan SHAO, Shaofeng LI, Ming CHANG, Jinsheng WANG, Xiaoshu WANG, Yangyang WANG, Gen ZHANG, Lulu PAN, Jing WANG
-
Patent number: 11972690Abstract: The present disclosure provides a method and a server for platooning. The method provides: obtaining, based on a platooning request message, a first vehicle type and first kinematic information of a vehicle to join a platoon, a second vehicle type and second kinematic information of a current tail of the platoon, first sensor operating status information of the vehicle to join the platoon, and second sensor operating status information of the current tail vehicle; performing vehicle kinematic determination to obtain a kinematic determination result; performing sensor determination to obtain a sensor determination result; transmitting a confirmation request message to a vehicle of the platoon when the determination results are both successful; and controlling, upon receiving a request approval message, the vehicle to join the platoon to establish a V2V communication connection with each vehicle in the platoon. The method can achieve platoon without any road side unit.Type: GrantFiled: June 14, 2021Date of Patent: April 30, 2024Assignee: BEIJING TUSEN ZHITU TECHNOLOGY CO., LTD.Inventors: Wenrui Li, Nan Wu, Rui Peng, Qingxin Bi, Yuhe Jin, Yiming Li
-
Publication number: 20240124556Abstract: The present invention provides a keratin BD-3, a nucleic acid molecule encoding same, an expression vector, a host cell, a preparation method therefor, and a pharmaceutical composition contained the keratin BD-3. The keratin BD-3 can be used in the preparation of medicament for antipyretic, analgesic, antitussive, expectorant, anticonvulsant, antiepileptic, anti-hypertension, anti-inflammatory, and antiviral.Type: ApplicationFiled: October 28, 2020Publication date: April 18, 2024Inventors: Shishan YU, Xiaoliang WANG, Jing QU, Jiang FU, Ling WANG, Jie CAI, Mi LI, Nan FENG, Guoru SHI
-
Publication number: 20240122133Abstract: Disclosed are a low-cost high-efficiency drip irrigation system for a cotton field and a use method thereof. The drip irrigation system for a cotton field includes a filtering device and a water supply device; wherein the filtering device adopts different types of single filtering devices or combined filtering devices according to different water source types; the water supply device includes multiple stages of main pipes, submain pipes and laterals; the laterals (a drip irrigation tape with labyrinth on one side or a drip irrigation tape inlaid with emitters inside) are laid on the surface of the ground and located below a mulch film. The drip irrigation system adopts the design of large flow (1.5-3.4 L/h), slightly larger pipe diameter (>75 mm), low water pressure (operating pressure of drip irrigation tape being 0.03-0.07 MPa) and suitable drip irrigation uniformity (80%-90%).Type: ApplicationFiled: December 9, 2023Publication date: April 18, 2024Applicants: Institute of Cash Crops, Xinjiang Academy of Agricultural Sciences, Shihezi UniversityInventors: Liwen TIAN, Honghai Luo, Hezhong Dong, Na Zhang, Liantao Liu, Guangping Feng, Zhanbiao Wang, Yanjun Zhang, Xianzhe Hao, Jin Li, Zhi Chen, Nan Zhao, Changwen Liu
-
Patent number: 11959346Abstract: A method for offshore dual-drive core drilling with three layers of casings under surge compensation is provided. According to the method, a drilling vessel is located at set latitude and longitude coordinates by a dynamic positioning system; drill pipes are stabilized by a seabed template; torques and drilling pressures can be transmitted during drilling of the casings by means of surge compensation of the casings at a wellhead; during drilling for sampling, the surge compensation can compensate to a certain extent for a change in water depth caused by rising or falling tides, or surge, thereby preventing the casings from colliding with equipment and ensuring the safety of wellhead operation; and the drilling of three layers of casings is achieved by means of dual driver heads to effectively protect a wellbore wall, such that high core-drilling rate and good core-drilling quality are achieved during drilling for sampling.Type: GrantFiled: September 17, 2021Date of Patent: April 16, 2024Assignee: GUANGZHOU MARINE GEOLOGICAL SURVEYInventors: Lieyu Tian, Wu Guo, Nan Yang, Zhanzhao Li
-
Publication number: 20240117134Abstract: The present disclosure belongs to the technical field of waterproofing, and relates to a waterproof membrane, a preparation method and a construction method thereof, and a tunnel waterproof system. The waterproof membrane includes a resin sheet layer, a non-asphalt-based macromolecular self-adhesive layer and an interface bonding layer which are sequentially disposed, where the waterproof membrane has a light transmittance of ?45%. The present disclosure provides a visual waterproof membrane, that is, light may penetrate through the membrane to make gaskets visual, and when the membrane has a light transmittance of ?45%, it has good visibility for gaskets with warm colors such as orange and red.Type: ApplicationFiled: December 15, 2023Publication date: April 11, 2024Inventors: Yuqin XIONG, Chaoqun WANG, Nan CHEN, Kai LI
-
Publication number: 20240116960Abstract: Disclosed is a method of preparing glufosinate, and specifically a method of preparing glufosinate represented by formula (1) or its salt or enantiomer, or a mixture of its enantiomers in any ratio, comprising a step of hydrolyzing a compound of formula (III) to generate a compound of formula (1). Due to a distinctive reaction mechanism adopted in the method of the present disclosure, a halogenated hydrocarbon by-product in the Michaelis-Arbuzov reaction can be avoided and thus the destructive impact of the halogenated hydrocarbon by-product on ozone in the aerosphere can be prevented. Accordingly, the equipment and engineering investments required for the separation, purification, and collection of the foregoing by-product are eliminated, and the potential environmental and safety hazards brought by the foregoing by-product are also avoided.Type: ApplicationFiled: April 27, 2023Publication date: April 11, 2024Inventors: Wenjie TANG, Chengjun WU, Nan LI, Jianjie XU, Xianzhong TANG, Chunhui MAO
-
Patent number: 11956812Abstract: A method for processing a network allocation vector (NAV) includes: terminating the receiving of a first radio frame when it is determined that a target receiving station of the first radio frame being received is not a first station; and updating an NAV of the first station or maintaining the NAV of the first station unchanged according to a remaining duration of the first radio frame and a first transmission opportunity duration carried in the first radio frame, where the remaining duration of the first radio frame is the transmission time used for transmitting the remaining part of the first radio frame after the receiving of the first radio frame is terminated. The technical solution solves the problem in the related art of collisions with hidden stations caused by an inaccurate NAV update in the existing art, thereby ensuring the accuracy of an NAV update and the fairness of transmission and channel contention, and reducing collisions among hidden stations.Type: GrantFiled: January 28, 2022Date of Patent: April 9, 2024Assignee: ZTE CorporationInventors: Zhiqiang Han, Weimin Xing, Kaiying Lv, Nan Li
-
Patent number: 11951647Abstract: Provided is a node diaphragm scraping and sorting device for a bamboo split, which is configured to scrape node diaphragms of the bamboo splits and to sequentially sort the bamboo inner layers and bamboo outer layers of the bamboo splits towards the same direction. The device includes a scraping device, a sorting device and a clamping and conveying device which are arranged from front to back along an axis. The scraping device includes a conical cylinder, two pressing semi-rings, and a scraping ring. The sorting device includes an e-shaped sleeve composed of an inner cylinder and an outer cylinder, and two shifting forks located at both ends of the sleeve. The clamping and conveying device includes an inner ring moving on the axis, two clamping semi-rings and a conveying power device. The structure, function and technical parameters of each branch device are also introduced in detail.Type: GrantFiled: October 13, 2022Date of Patent: April 9, 2024Assignees: Nanjing Forestry University, JM Industries Group, Fujian Shuangyi Bamboo and Wood Development Co LtdInventors: Jiabin Cai, Shuai Cao, Minghan Li, Nan Zhou, Chang Liu, Pengyu Wang
-
Publication number: 20240109513Abstract: The present disclosure relates to vehicle control methods and apparatuses, applied to fields such as intelligent vehicles. In one example method, an authentication apparatus (for example, a road side apparatus, a vehicle management platform, or a special vehicle) is assigned control permission for a vehicle. When an unlocking requester has a requirement for opening a vehicle lock, the authentication apparatus may indicate to open the vehicle lock. Accordingly, the unlocking requester can open the vehicle lock in a timely manner when a vehicle owner is not near the vehicle or a passenger on the vehicle cannot control the vehicles.Type: ApplicationFiled: December 15, 2023Publication date: April 4, 2024Inventors: Nan LIU, Miao YANG, Mingchao LI
-
Patent number: 11948370Abstract: The present disclosure provides a method, a device, and a system for parking a truck. The method includes a main controller acquiring real-time point cloud data by scanning a lane crossed by a shore crane using a laser radar; the main controller clustering the real-time point cloud data to obtain a set of point clouds for the truck moving in the lane; and the main controller obtaining a real-time distance from the moving truck to a target parking space based on the set of point clouds and a vehicle point cloud model; the main controller broadcasting a message containing the real-time distance, such that a vehicle controller controls the moving truck to stop at the target parking space based on the real-time distance contained in the message.Type: GrantFiled: June 28, 2021Date of Patent: April 2, 2024Assignee: BEIJING TUSEN ZHITU TECHNOLOGY CO., LTD.Inventors: Yiming Li, Yuhe Jin, Jinpeng Cai, Nan Wu
-
Patent number: 11947889Abstract: The present disclosure relates to a chip placed in a full-custom layout and an electronic device for implementing a mining algorithm. There is provided a chip placed in a full-custom layout, comprising a pipeline structure having a plurality of operation stages, wherein each operation stage includes: a plurality of rows arranged sequentially in an X-direction parallel to a substrate of the chip and having a uniform row height in the X-direction, the plurality of rows including rows of a first type, each row of the first type including: a first set of register modules; and a first set of logical operation modules; wherein the first set of register modules and the first set of logical operation modules are adjacently provided in a Y-direction, and the first set of logical operation modules is used for processing data in the first set of register modules.Type: GrantFiled: January 10, 2022Date of Patent: April 2, 2024Assignee: SHENZHEN MICROBT ELECTRONICS TECHNOLOGY CO., LTD.Inventors: Zhijun Fan, Zuoxing Yang, Nan Li, Wenbo Tian, Weixin Kong
-
Patent number: 11944970Abstract: A microfluidic detection unit comprises at least one fluid injection section, a fluid storage section and a detection section. Each fluid injection section defines a fluid outlet; the fluid storage section is in gas communication with the atmosphere and defines a fluid inlet; the detection section defines a first end in communication with the fluid outlet and a second end in communication with the fluid inlet. A height difference is defined between the fluid outlet and the fluid inlet along the direction of gravity. When a first fluid is injected from the at least one fluid injection section, the first fluid is driven by gravity to pass through the detection section and accumulate to form a droplet at the fluid inlet, such that a state of fluid pressure equilibrium of the first fluid is established.Type: GrantFiled: June 10, 2019Date of Patent: April 2, 2024Assignees: INSTANT NANOBIOSENSORS, INC., INSTANT NANOBIOSENSORS CO., LTD.Inventors: Yu-Chung Huang, Yi-Li Sun, Ting-Chou Chang, Jhy-Wen Wu, Nan-Kuang Yao, Lai-Kwan Chau, Shau-Chun Wang, Ying Ting Chen
-
Publication number: 20240107350Abstract: The present disclosure provides a beamforming report transmission method, a communication node and a computer-readable storage medium, the beamforming report transmission method includes: receiving, by a first communication node, a beamforming report sent by a third communication node, where the beamforming report includes at least one of a beamforming result or a channel quality measurement result between the third communication node and at least one second communication node.Type: ApplicationFiled: November 20, 2020Publication date: March 28, 2024Inventors: Dan YANG, Nan LI, Ning WEI, Bo SUN, Zhiqiang HAN
-
Publication number: 20240107391Abstract: Methods, systems, and devices for wireless communications are disclosed by the present application. A request to establish a call using a first connection may be received, the first connection using a first radio access technology to communicate with a radio access network. During execution of a procedure to establish the call, a command to handover communications from the first connection to a second connection that uses a second radio access technology to communicate with the radio access network may be received. The second connection may be established in response to the command, and a message indicating that the request to establish the call was successfully received may be transmitted over the second connection. Also, a message indicating that an alert of the call is being issued may be transmitted over the second connection.Type: ApplicationFiled: January 29, 2021Publication date: March 28, 2024Inventors: Nan ZHANG, Peng WU, Yuyi LI, Yong HOU, Mengling GUAN, Yan ZHANG, Yujie QIU, Jun MA, Yueming TENG, Shailesh MAHESHWARI, Gang Andy XIAO, Vishal DALMIYA, Xiaochen CHEN, Vaishakh RAO
-
Publication number: 20240092579Abstract: A container conveying system including a controller, a first robot, and/or a second robot. A first container pickup mechanism is provided on the first robot. A second container pickup mechanism is provided on the second robot. The controller is configured to, in response to a container conveying request, send a first conveying instruction to the first robot if it is determined a target container to be conveyed based on the container conveying request has a size within a first size range; or send a second conveying instruction to the second robot if it is determined the target has a size within a second size range. In warehousing operation scenarios, by jointly using the two robots for operation, containers with various container sizes can be picked up and placed, thus improving utilization rate of a container storage space.Type: ApplicationFiled: January 21, 2022Publication date: March 21, 2024Inventors: Kai LIU, Qiming WANG, Zhihui QIN, Nan ZHANG, Yuhui XIAO, Xiaowei LI, Xi CHEN, Pengfei WANG
-
Publication number: 20240083218Abstract: A cabin heating circuit includes a first pump, a heat source, and a heater core. A battery heating circuit includes a first flow path that branches off from the cabin heating circuit at a three-way flow control valve. The battery heating circuit further includes a second flow path that is independent of the first flow path. The first flow path and the second flow path are thermally coupled by a heat exchanger. The second flow path includes the heat exchanger, a second pump, and a battery heat exchanger. The control unit adjusts an output of the heat source, an opening degree of the three-way flow control valve, an output of the first pump, and an output of the second pump. If a cabin and a battery are heated simultaneously, the control unit regulates the output of the first pump and/or the output of the second pump.Type: ApplicationFiled: November 21, 2023Publication date: March 14, 2024Inventors: Zhaoliang XU, Nan Li, Xiaohua Xu, Kai Wu, Kota Sakamoto
-
Publication number: 20240086650Abstract: The present invention relates to a relation extraction system adapted to financial entities and fused with prior knowledge and a method thereof, the system at least comprising: a deep pretraining module, for training and generating a deep pretrained model for recognizing attributes of the financial entities; a keyword analyzing module, for extracting and outputting positional information and importance vectors of keywords in a Chinese finance-related text; an attention mechanism module, for encoding the positional information of the keywords to obtain attention masks, and inputting them with entity information into the deep pretrained model to acquire text feature vectors; and an optimal margin distribution model module, for predicting financial-entity relations based on the text feature vectors and the importance vectors.Type: ApplicationFiled: June 30, 2023Publication date: March 14, 2024Inventors: Xuanhua SHI, Yao WAN, Teng ZHANG, Hai JIN, Nan CAO, Mengfan LI
-
Patent number: 11927504Abstract: The application proposes a non-destructive testing method for the sealing degree of the small cigarette box packaging, which includes placing the small cigarette box to be tested in an airtight chamber, using a balance cabin to quickly form a stable negative pressure in the airtight chamber; The pressure change of the sealed chamber is continuously measured until equilibrium, and the data model is analyzed and established by using Darcy's law, Fick's diffusion law and the physical process of molecular kinetic theory. Through the non-destructive testing method for the sealing degree of the small cigarette box packaging of the present invention, the traditional destructive measurement (damaged small box packaging) for measuring the sealing degree of cigarette small box is changed into non-destructive testing; The test results have specific physical meaning; The test time of a single sample is reduced to ? of the time of destructive test.Type: GrantFiled: July 22, 2020Date of Patent: March 12, 2024Assignee: ZHENGZHOU TOBACCO RESEARCH INSTITUTE OF CNTCInventors: Bin Li, Yue Sun, Le Wang, Guangyang Qiu, Mingjian Zhang, Ran Chen, Ke Zhang, Nan Deng