Patents by Inventor Xianghao WU

Xianghao WU 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).

  • Patent number: 11962182
    Abstract: An embodiment of the present disclosure discloses a wireless charging device comprising a wireless receiving module, a controller, a first charging module, and a second charging module. The wireless receiving module is configured to receive a wireless charging signal in response to the wireless charging device being in a wireless sensing area, transmit a state indication signal to the controller, receive a charging indication signal from the controller, and determine whether to transmit the wireless charging signal to the first charging module according to the charging indication signal.
    Type: Grant
    Filed: January 21, 2020
    Date of Patent: April 16, 2024
    Assignees: Nuctech Company Limited, Tsinghua University
    Inventors: Zhiqiang Chen, Yuanjing Li, Xianghao Wu, Yongning Chen
  • Patent number: 11798188
    Abstract: The present disclosure provides a method of remotely measuring a size of a pupil, including: acquiring an image of a to-be-measured person by using a detection device; acquiring an image of a pupil of the to-be-measured person from the image of the to-be-measured person; measuring a distance between the to-be-measured person and the detection device by using the detection device; and calculating an actual size of the pupil of the to-be-measured person based on the measured distance and the image of the pupil of the to-be-measured person. The present disclosure further provides an apparatus for remotely measuring a size of a pupil, an electronic device, and a non-transitory computer-readable medium.
    Type: Grant
    Filed: February 24, 2021
    Date of Patent: October 24, 2023
    Assignees: Tsinghua University, Nuctech Company Limited
    Inventors: Zhiqiang Chen, Yuanjing Li, Jianmin Li, Xianghao Wu, Bin Liu, Guocheng An
  • Patent number: 11613913
    Abstract: The present disclosure provides an intelligent lock.
    Type: Grant
    Filed: January 13, 2020
    Date of Patent: March 28, 2023
    Assignees: Nuctech Company Limited, Tsinghua University
    Inventors: Zhiqiang Chen, Yuanjing Li, Xianghao Wu, Shiguo Liu, Dawei Shi
  • Publication number: 20220304574
    Abstract: The present disclosure provides a method of determining a distance and a height, including: measuring, a first distance, a second distance and a third distance from the security inspection device to the tested person as well as measuring a first height, a second height and a third height of the tested person; determining, a relationship between the first distance and a minimum distance threshold as well as a maximum distance threshold, a relationship between the second distance and the minimum distance threshold as well as the maximum distance threshold, and a relationship between the third distance and the minimum distance threshold as well as the maximum distance threshold; determining, a final distance from the security inspection device to the tested person and a final height of the tested person; and performing a pixel conversion and a size conversion on the pupil image of the tested person
    Type: Application
    Filed: February 24, 2021
    Publication date: September 29, 2022
    Inventors: Zhiqiang CHEN, Yuanjing LI, Xianghao WU, Haitao ZHANG, Jundi DAI, Shaozhi ZHAO, Guocheng AN
  • Publication number: 20220245807
    Abstract: The present disclosure provides a method of remotely measuring a size of a pupil, including: acquiring an image of a to-be-measured person by using a detection device; acquiring an image of a pupil of the to-be-measured person from the image of the to-be-measured person; measuring a distance between the to-be-measured person and the detection device by using the detection device; and calculating an actual size of the pupil of the to-be-measured person based on the measured distance and the image of the pupil of the to-be-measured person. The present disclosure further provides an apparatus for remotely measuring a size of a pupil, an electronic device, and a non-transitory computer-readable medium.
    Type: Application
    Filed: February 24, 2021
    Publication date: August 4, 2022
    Applicants: Tsinghua University, Nuctech Company Limited
    Inventors: Zhiqiang CHEN, Yuanjing LI, Jianmin LI, Xianghao WU, Bin LIU, Guocheng AN
  • Patent number: 11169257
    Abstract: A security inspection system and a security inspection method are disclosed. The system includes: at least one inspection sub-system configured to perform ray scanning on an object to be inspected; at least one on-site image processing computer communicatively connected to the at least one inspection sub-system, and configured to store and process a radiographic image in real time; and at least one remote image processing computer communicatively connected to the at least one on-site image processing computer via at least one of a public network and a dedicated network. The at least one remote image processing computer each is configured to log in one of the at least one on-site image processing computer through remote access to synchronize remote data on a screen of the on-site image processing computer to the remote image processing computer.
    Type: Grant
    Filed: December 27, 2018
    Date of Patent: November 9, 2021
    Assignee: Nuctech Company Limited
    Inventors: Zhiqiang Chen, Yuanjing Li, Xianghao Wu, Shaozhi Zhao
  • Publication number: 20210222461
    Abstract: The present disclosure provides an intelligent lock.
    Type: Application
    Filed: January 13, 2020
    Publication date: July 22, 2021
    Inventors: Zhiqiang Chen, Yuanjing Li, Xianghao Wu, Shiguo Liu, Dawei Shi
  • Publication number: 20210203180
    Abstract: An embodiment of the present disclosure discloses a wireless charging device comprising a wireless receiving module, a controller, a first charging module, and a second charging module. The wireless receiving module is configured to receive a wireless charging signal in response to the wireless charging device being in a wireless sensing area, transmit a state indication signal to the controller, receive a charging indication signal from the controller, and determine whether to transmit the wireless charging signal to the first charging module according to the charging indication signal.
    Type: Application
    Filed: January 21, 2020
    Publication date: July 1, 2021
    Inventors: Zhiqiang Chen, Yuanjing Li, Xianghao Wu, Yongning Chen
  • Publication number: 20200362593
    Abstract: The present disclosure provides an intelligent lock. In an embodiment, the intelligent lock includes: a lock body having a lock hole; a lock lever independent of the lock body, the lock lever being capable of being plugged into and being unplugged out of the lock hole of the lock body; and an restriction mechanism provided inside the lock body, and configured to restrict plugging of the lock lever into the lock hole or unplugging of the lock lever out of the lock hole.
    Type: Application
    Filed: January 13, 2020
    Publication date: November 19, 2020
    Inventors: Zhiqiang Chen, Yuanjing Li, Xianghao Wu, Shiguo Liu, Dawei Shi
  • Patent number: 10832397
    Abstract: The present application relates to a method of assisting analysis of a radiation image and a system using the same, which belongs to the field of image processing. A method of assisting analysis of a radiation image includes: acquiring a radiation image to be analyzed; acquiring customs declaration information of the radiation image to be analyzed; acquiring a feature-matched historical image from a typical image library according to the radiation image to be analyzed; and/or acquiring a standard image and/or detailed customs declaration information of the standard image according to the customs declaration information of the radiation image to be analyzed. The method of assisting analysis of a radiation image and the system using the same may assist an image inspection person to judge whether or not the current radiation image carries violation items, whether or not a concealing or missing report occurs and so on.
    Type: Grant
    Filed: November 6, 2017
    Date of Patent: November 10, 2020
    Assignee: NUCTECH COMPANY LIMITED
    Inventors: Zhiqiang Chen, Yuanjing Li, Xianghao Wu, Jundi Dai, Yange Du, Limin Liu
  • Patent number: 10731185
    Abstract: Provided herein is a genetically engineered microbe which accumulates citramalate. In one embodiment, the microbe includes an exogenous polynucleotide encoding a citramalate synthase which catalyzes the condensation of acetyl CoA and pyruvic acid. Optionally, the microbe also includes a second exogenous polynucleotide encoding a citrate synthase which catalyzes the condensation of acetyl CoA and oxaloacetate, and the citrate synthase activity in the microbe is reduced compared to a control microbe. In one embodiment, the citrate synthase includes at least one amino acid substitution in the acetyl-CoA binding pocket, the mobile loop, the NADH binding site, and the oxaloacetate binding site, or a combination thereof. Also provided herein are methods for using the genetically engineered microbe, including a method for producing citramalate. The method can further include isolating the citramalate.
    Type: Grant
    Filed: March 21, 2017
    Date of Patent: August 4, 2020
    Assignee: UNIVERSITY OF GEORGIA RESEARCH FOUNDATION, INC.
    Inventors: Xianghao Wu, Mark Eiteman
  • Publication number: 20190197722
    Abstract: A security inspection system and method thereof are disclosed. At least one inspection sub-system is configured to perform a ray scanning on an object to be inspected, and obtain a radiographic image data of the object. At least one local computer is communicatively coupled to the at least one inspection sub-system, and configured to store the radiographic image data. The at least one local computer is further configured to divide the radiographic image data into a plurality of sub-regions according to a predefined pattern, store image data of respective sub-region in columns, and store information indicating relationships between respective sub-regions.
    Type: Application
    Filed: December 21, 2018
    Publication date: June 27, 2019
    Inventors: Zhiqiang Chen, Yuangjing Li, Xianghao Wu, Shaozhi Zhao
  • Publication number: 20190196003
    Abstract: A security inspection system and a security inspection method are disclosed. The system includes: at least one inspection sub-system configured to perform ray scanning on an object to be inspected; at least one on-site image processing computer communicatively connected to the at least one inspection sub-system, and configured to store and process a radiographic image in real time; and at least one remote image processing computer communicatively connected to the at least one on-site image processing computer via at least one of a public network and a dedicated network. The at least one remote image processing computer each is configured to log in one of the at least one on-site image processing computer through remote access to synchronize remote data on a screen of the on-site image processing computer to the remote image processing computer.
    Type: Application
    Filed: December 27, 2018
    Publication date: June 27, 2019
    Inventors: Zhiqiang Chen, Yuanjing Li, Xianghao Wu, Shanzhi Zhao
  • Publication number: 20190093135
    Abstract: Provided herein is a genetically engineered microbe which accumulates citramalate. In one embodiment, the microbe includes an exogenous polynucleotide encoding a citramalate synthase which catalyzes the condensation of acetyl CoA and pyruvic acid. Optionally, the microbe also includes a second exogenous polynucleotide encoding a citrate synthase which catalyzes the condensation of acetyl CoA and oxaloacetate, and the citrate synthase activity in the microbe is reduced compared to a control microbe. In one embodiment, the citrate synthase includes at least one amino acid substitution in the acetyl-CoA binding pocket, the mobile loop, the NADH binding site, and the oxaloacetate binding site, or a combination thereof. Also provided herein are methods for using the genetically engineered microbe, including a method for producing citramalate. The method can further include isolating the citramalate.
    Type: Application
    Filed: March 21, 2017
    Publication date: March 28, 2019
    Inventors: Xianghao Wu, Mark Eiteman
  • Publication number: 20180165633
    Abstract: The present disclosure discloses an electronic lock device and system for smart logistics. The electronic lock device for smart logistics communicates with a data control device, and includes: a communication unit for receiving a control command; a storage unit for storing data information about a container locked by the electronic lock device; and a control unit configured to: if the control command received by the communication unit is a write command, control the communication unit to receive data information from the data control device, and store the received data information in the storage unit; and if the control command received by the communication unit is a read command, read data information from the storage unit, and send the read data information to the data control device through the communication unit.
    Type: Application
    Filed: November 27, 2017
    Publication date: June 14, 2018
    Applicant: Nuctech Company Limited
    Inventors: Zhiqiang CHEN, Yuanjing LI, Xianghao WU, Haitao ZHANG, Yongning CHEN
  • Publication number: 20180150951
    Abstract: The present application relates to a method of assisting analysis of a radiation image and a system using the same, which belongs to the field of image processing. A method of assisting analysis of a radiation image includes: acquiring a radiation image to be analyzed; acquiring customs declaration information of the radiation image to be analyzed; acquiring a feature-matched historical image from a typical image library according to the radiation image to be analyzed; and/or acquiring a standard image and/or detailed customs declaration information of the standard image according to the customs declaration information of the radiation image to be analyzed. The method of assisting analysis of a radiation image and the system using the same may assist an image inspection person to judge whether or not the current radiation image carries violation items, whether or not a concealing or missing report occurs and so on.
    Type: Application
    Filed: November 6, 2017
    Publication date: May 31, 2018
    Inventors: Zhiqiang CHEN, Yuanjing LI, Xianghao WU, Jundi DAI, Yange DU, Limin LIU
  • Patent number: 9947067
    Abstract: The present disclosure provides a radiation image inspection system based on B/S architecture.
    Type: Grant
    Filed: June 29, 2015
    Date of Patent: April 17, 2018
    Assignees: TSINGHUA UNIVERSITY, NECTECH COMPANY LIMITED
    Inventors: Zhiqiang Chen, Li Zhang, Ziran Zhao, Xianghao Wu, Limin Liu, Min Li, Xiaoming Song, Xinfang Huang, Ying Li
  • Patent number: 9747678
    Abstract: A system and method for customs inspection and release are disclosed. In one aspect, a system includes a device layer of devices for inspection and release, at least some of which generate subject detection data. The system also includes an adaptor layer of adaptors corresponding to the devices that receive detection data from its corresponding device and convert it into an event in a formatted message. The system also includes a message service layer including a bus that receives events from the adaptor layer and constructs event messages based on them. The system also includes a processing control layer that receives and processes event messages, generates instructions associated with them, and transmits the instructions to the message service layer, which constructs instruction messages based on the received instructions and transmits them to the adaptor layer. The adaptor layer converts them into device instructions that operate based on them.
    Type: Grant
    Filed: December 23, 2015
    Date of Patent: August 29, 2017
    Assignee: Nuctech Company Limited
    Inventors: Zhiqiang Chen, Yuanjing Li, Xianghao Wu, Jundi Dai, Xu Fang, Yange Du, Yi Yan
  • Publication number: 20160189356
    Abstract: A system and method for customs inspection and release are disclosed. In one aspect, a system includes a device layer of devices for inspection and release, at least some of which generate subject detection data. The system also includes an adaptor layer of adaptors corresponding to the devices that receive detection data from its corresponding device and convert it into an event in a formatted message. The system also includes a message service layer including a bus that receives events from the adaptor layer and constructs event messages based on them. The system also includes a processing control layer that receives and processes event messages, generates instructions associated with them, and transmits the instructions to the message service layer, which constructs instruction messages based on the received instructions and transmits them to the adaptor layer. The adaptor layer converts them into device instructions that operate based on them.
    Type: Application
    Filed: December 23, 2015
    Publication date: June 30, 2016
    Inventors: Zhiqiang Chen, Yuanjing Li, Xianghao Wu, Jundi Dai, Xu Fang, Yange Du, Yi Yan
  • Publication number: 20160026973
    Abstract: The disclosure provides a system and a method for customs in-transit supervision. The system comprises: a port clearance subsystem configured to collect and process information of a supervised object at a port; a risk management subsystem configured to determine an in-transit supervision scheme for the supervised object based on a risk level of the supervised object; an in-transit supervision apparatus configured to supervise the supervised object in transit according to the in-transit supervision scheme; and a central supervision subsystem configured to conduct information interaction with the port clearance subsystem, the risk management system and the in-transit supervision apparatus and transmit instructions for controlling the subsystems and the apparatus. By introducing comparison between origin port information and destination port information and a risk management mechanism, the system and the method according to the disclosure improves the specificity, efficiency and intensity of supervision.
    Type: Application
    Filed: July 22, 2015
    Publication date: January 28, 2016
    Inventors: Zhiqiang CHEN, Yuanjing LI, Xianghao WU, Limin LIU, Jundi DAI