Patents by Inventor Weiping Sun

Weiping 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).

  • Publication number: 20210048376
    Abstract: A sampling probe, an automatic sampling device, and a container detection system are provided. The sampling probe includes: a mounting base; a housing mounted on the mounting base, a first accommodation chamber having an opening being defined in the housing, and an exhaust hole in communication with the first accommodation chamber and outside of the housing being formed in the housing; a coupling portion formed on an outer edge of the opening of the first accommodation chamber and formed to be hermetically coupled with an air outlet of a container; and a suction device mounted on the housing and configured to suck gas in the container into the first accommodation chamber through the air outlet. The sampling probe may collect the odor of toxic and harmful gases/hazardous chemicals inside the container at the air outlet of the container, without destroying the overall structure of the container.
    Type: Application
    Filed: August 10, 2020
    Publication date: February 18, 2021
    Applicants: NUCTECH COMPANY LIMITED, Tsinghua University
    Inventors: Qingjun ZHANG, Yuanjing LI, Zhiqiang CHEN, Jianmin LI, Shangmin SUN, Yaohong LIU, Weiping ZHU, Qiufeng MA, Ge LI, Biao CAO, Zheng LIANG, Ying LI, Yu HU
  • Patent number: 10909731
    Abstract: The disclosure relates to a system and method for correcting PET image data. PET image data of a first part of a subject may be obtained. CT image data of a second part of the subject may be obtained. The first part may include the second part. PET voxel data of the first part may be obtained based on the PET image data of the first part. A relationship between the CT image data and PET voxel data of the second part may be determined. CT image data of a third part of the subject may be determined based on the relationship and PET voxel data of the third part. The first part may include the third part. An attenuation map may be determined based on the CT image data of the second part and the third part. The PET image data of the first part may be corrected based on the attenuation map.
    Type: Grant
    Filed: April 12, 2018
    Date of Patent: February 2, 2021
    Assignee: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.
    Inventors: Xiaoyue Gu, Tianyi Xu, Youjun Sun, Weiping Liu
  • Patent number: 10902646
    Abstract: The disclosure relates to a system and method for medical imaging. The method may include: move, by a motion controller, a phantom along an axis of a scanner to a plurality of phantom positions; acquire, by a scanner of the imaging device, a first set of PET data relating to the phantom at the plurality of phantom positions; and store the first set of PET data as an electrical file. The length of an axis of the phantom may be shorter than the length of an axis of the scanner, and at least one of the plurality of phantom positions may be inside a bore of the scanner.
    Type: Grant
    Filed: December 31, 2018
    Date of Patent: January 26, 2021
    Assignee: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.
    Inventors: Weiping Liu, Xiaoyue Gu, Youjun Sun
  • Patent number: 10895593
    Abstract: The present disclosure provides a parameter selection method, apparatus, and computer readable storage medium for an insulation detection circuit. The parameter selection method includes determining an allowable injection frequency range of an AC signal to be injected, according to a predetermined resistance range of an insulation resistance of the power battery under test and a predetermined resistance calculation cycle of the insulation resistance; and selecting an output frequency of the signal generation module according to a lowest frequency to be generated by the signal generation module and the allowable injection frequency range.
    Type: Grant
    Filed: December 27, 2018
    Date of Patent: January 19, 2021
    Assignee: Contemporary Amperex Technology Co., Limited
    Inventors: Wei Zhang, Zhimin Dan, Yizhen Hou, Meng Li, Weiping Sun, Teng Yu
  • Publication number: 20200405247
    Abstract: The disclosure relates to a system and method for reconstructing a PET image. The method may include: obtaining PET data relating to an object collected by a plurality of detector units; determining functional status of the plurality of detector units; generating reconstruction data based on the functional status of the respective detector units and the PET data; and reconstructing a PET image based on the reconstruction data.
    Type: Application
    Filed: September 14, 2020
    Publication date: December 31, 2020
    Applicant: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.
    Inventors: Xiaoyue GU, Shitao LIU, Weiping LIU, Yixing SUN
  • Patent number: 10842447
    Abstract: The present disclosure relates to a PET detector module suitable for using in a PET/MR hybrid system. The PET detector module comprises a scintillator, a set of frontend electronics and a positioning means configured to securing relative position between the scintillator and the frontend electronics. The PET detector module may further comprise a temperature control system, such as an air-cooling system or a heat exchange plate. The present disclosure also relates to a heat exchange plate, which comprises a fluidic passage for containing a flow of a heat exchange media. The heat exchange plate is suitable for use in the magnetic field environment of a MRI system.
    Type: Grant
    Filed: January 11, 2019
    Date of Patent: November 24, 2020
    Assignee: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.
    Inventors: Weiping Liu, Yixing Sun, Lingzhi Hu
  • Patent number: 10772583
    Abstract: The disclosure relates to a system and method for reconstructing a PET image. The method may include: obtaining PET data relating to an object collected by a plurality of detector units; determining functional status of the plurality of detector units; generating reconstruction data based on the functional status of the respective detector units and the PET data; and reconstructing a PET image based on the reconstruction data.
    Type: Grant
    Filed: December 9, 2019
    Date of Patent: September 15, 2020
    Assignee: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.
    Inventors: Xiaoyue Gu, Shitao Liu, Weiping Liu, Yixing Sun
  • Publication number: 20200217200
    Abstract: The frost-resistant assembled initial support structure of the tunnel for supporting a surrounding rock includes a bearing layer, an elastic compressible structure and an inflatable airbag. A gap space is formed between the bearing layer and the surrounding rock, and the inflatable airbag and the elastic compressible structure are provided in the gap space; and the inflatable airbag after being inflated and the elastic compressible structure jointly fill up the gap space. A construction method includes providing the bearing layer in the tunnel, and forming the gap space between the bearing layer and the surrounding rock; providing the inflatable airbag and the elastic compressible structure in the gap space; and inflating the inflatable airbag and filling up the gap space with the inflatable airbag and the elastic compressible structure.
    Type: Application
    Filed: December 25, 2019
    Publication date: July 9, 2020
    Applicant: Southwest Jiaotong University
    Inventors: Keguo Sun, Weiping Xu, Zhifei Xiao, Yuchao Zheng, Mingzhao Yu, Jinhang Qin
  • Patent number: 10706550
    Abstract: Systems and methods for image reconstruction are provided. The methods may include obtaining a scout image including a target object, determining a first area and a second area based on the scout image, wherein the second area is located in the first area, obtaining positron emission tomography (PET) data of the first area and first computed tomography (CT) data of the second area, and reconstructing a PET image with respect to the first area based on the PET data and the first CT data.
    Type: Grant
    Filed: May 21, 2018
    Date of Patent: July 7, 2020
    Assignee: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.
    Inventors: Youjun Sun, Xiaoyue Gu, Weiping Liu
  • Publication number: 20200107790
    Abstract: The disclosure relates to a system and method for reconstructing a PET image. The method may include: obtaining PET data relating to an object collected by a plurality of detector units; determining functional status of the plurality of detector units; generating reconstruction data based on the functional status of the respective detector units and the PET data; and reconstructing a PET image based on the reconstruction data.
    Type: Application
    Filed: December 9, 2019
    Publication date: April 9, 2020
    Applicant: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.
    Inventors: Xiaoyue GU, Shitao LIU, Weiping LIU, Yixing SUN
  • Publication number: 20200088892
    Abstract: An imaging system based on an imaging device and/or a cooling system is provided. The imaging system may include a control module, an imaging device, and/or a cooling system. The imaging device may include a first portion and a second portion. The cooling system may include a cooling module configured to generate a cooling medium, and/or a cooling medium passage configured to spread the cooling medium. The cooling medium passage may belong to a closed loop. At least part of the cooling system may be located within the imaging device such that the cooling medium may be in direct contact with the at least part of the imaging device.
    Type: Application
    Filed: November 25, 2019
    Publication date: March 19, 2020
    Applicant: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.
    Inventors: Weiping LIU, Yixing SUN
  • Patent number: 10499860
    Abstract: The disclosure relates to a system and method for reconstructing a PET image. The method may include: obtaining PET data relating to an object collected by a plurality of detector units; determining functional status of the plurality of detector units; generating reconstruction data based on the functional status of the respective detector units and the PET data; and reconstructing a PET image based on the reconstruction data.
    Type: Grant
    Filed: November 17, 2017
    Date of Patent: December 10, 2019
    Assignee: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.
    Inventors: Xiaoyue Gu, Shitao Liu, Weiping Liu, Yixing Sun
  • Patent number: 10488533
    Abstract: An imaging system including an imaging device and/or a cooling system is provided. The imaging system may include a control module, an imaging device, and/or a cooling system. The imaging device may include a first portion and a second portion. The cooling system may include a cooling module configured to generate a cooling medium, and/or a cooling medium passage configured to spread the cooling medium. The cooling medium passage may belong to a closed loop. At least part of the cooling system may be located within the imaging device such that the cooling medium may be in direct contact with the at least part of the imaging device.
    Type: Grant
    Filed: June 7, 2016
    Date of Patent: November 26, 2019
    Assignee: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.
    Inventors: Weiping Liu, Yixing Sun
  • Patent number: 10436920
    Abstract: A monitoring system for use in seismic instrument arrangement in petroleum exploration, belonging to the technical field of network transmission of seismic instrument arrangement information, comprises a host server and a hand-held terminal device, wherein the host server is configured to be connected to a host machine of a seismic instrument, manipulated by an instrument operator, can extract the seismic instrument arrangement information, classify field arrangement information based on the corresponding setting and transmit the arrangement information by using a 2G/3G network; the hand-held terminal device can receive the field arrangement information transmitted by the host server, by the 2G/3G network, and alarm and remind line inspection personnel to conduct an arrangement check; after completing the inspection task, the line inspection personnel can send inquiry information via the hand-held terminal device to inquire of the instrument operator about the line inspection condition.
    Type: Grant
    Filed: May 19, 2016
    Date of Patent: October 8, 2019
    Assignees: China National Petroleum Corporation, BGP Inc., China National Petroleum Corporation
    Inventors: Maojun Yang, Fulong Luo, Guosheng Li, Ying Xia, Lei Huang, Huadong Sun, Weiping Liu, Yuan Wang
  • Patent number: 10409251
    Abstract: An automatic inspection and monitoring method based on time domain slotting control, belonging to the technical field where the field personnel can automatically inspect and monitor a field device of a seismic apparatus in the seismic exploration production. A method of extraction and transmission of a seismic apparatus host on the information of a field device is implemented by a master control program, test information about the seismic apparatus host on the field device can be automatically extracted and classified from the seismic apparatus host, and according to a designed push protocol, a protocol encoding is conducted; a data frame block is automatically generated; and then the information is delivered via a broadcasting station; an encoding protocol of information push is designed for avoiding information loss caused by signal instability, etc. during information push. According to the protocol, the state information on the field device is encoded to generate a data frame block.
    Type: Grant
    Filed: May 19, 2016
    Date of Patent: September 10, 2019
    Assignees: China National Petroleum Corporation, BGP Inc., China National Petroleum Corporation
    Inventors: Huadong Sun, Maojun Yang, Fulong Luo, Guosheng Li, Ying Xia, Lei Huang, Weiping Liu, Liuzheng Zhang, Yuan Wang
  • Patent number: 10393417
    Abstract: A heat pump unit control system, comprising a heat exchanger, a compressor, a first switching element, a second switching element, an enhanced vapor injection electronic expansion valve, and a main circuit electronic expansion valve. A first end of the compressor is connected to a first port of the heat exchanger by the first switching element and the enhanced vapor injection valve, a second port of the heat exchanger is connected to an injection end of the compressor, the end of the first switching element connected to the compressor is connected to a third port of the heat exchanger, a fourth port of the heat exchanger is connected to a second end of the compressor by the main circuit valve, and the end of the first switching element connected to the enhanced vapor injection valve is connected to the fourth port of the heat exchanger by the second switching element.
    Type: Grant
    Filed: October 14, 2016
    Date of Patent: August 27, 2019
    Assignee: Gree Electric Appliances, Inc. of Zhuhai
    Inventors: Feng Wei, Haidong Lin, Weiping Zheng, Chuanhua Wang, Si Sun, Chengsong Wu, Enquan Zhang
  • Publication number: 20190235013
    Abstract: The present disclosure provides a parameter selection method, apparatus, and computer readable storage medium for an insulation detection circuit. The parameter selection method includes determining an allowable injection frequency range of an AC signal to be injected, according to a predetermined resistance range of an insulation resistance of the power battery under test and a predetermined resistance calculation cycle of the insulation resistance; and selecting an output frequency of the signal generation module according to a lowest frequency to be generated by the signal generation module and the allowable injection frequency range.
    Type: Application
    Filed: December 27, 2018
    Publication date: August 1, 2019
    Applicant: Contemporary Amperex Technology Co., Limited
    Inventors: Wei Zhang, Zhimin Dan, Yizhen Hou, Meng Li, Weiping Sun, Teng Yu
  • Publication number: 20190234997
    Abstract: Provided is a method and device for obtaining internal side and external side insulation resistances of a relay. The method comprises steps of: controlling the insulation resistance obtaining circuit to output a low-frequency AC signal; when both the main relay and the pre-charge relay are switched off, obtaining an internal side insulation resistance of the main relay according to the low-frequency AC signal; if the internal side insulation resistance of the main relay is normal, controlling the pre-charge relay to be switched on; and when the main relay is switched off and the pre-charge relay is switched on, obtaining an external side insulation resistance value of the main relay according to the low-frequency AC signal. Therefore, the present disclosure can obtain the internal side and external side insulation conditions of the main relay.
    Type: Application
    Filed: December 27, 2018
    Publication date: August 1, 2019
    Inventors: Zhimin DAN, Yizhen HOU, Weiping SUN, Meng LI, Wei ZHANG, Teng YU
  • Patent number: 10305539
    Abstract: A method for controlling an electronic apparatus and a method therefor are disclosed. The electronic device may be configured as a master device configured to control a piconet in a wireless communication network including a plurality of piconets. The controlling method includes periodically receiving, from an external coordinator device, radio frequency channel state information, virtual address information, and clock information corresponding to the piconet allocated by the coordinator device, and performing wireless data communication based on the radio frequency channel state information, the virtual address information, and the clock information.
    Type: Grant
    Filed: March 10, 2017
    Date of Patent: May 28, 2019
    Assignees: Samsung Electronics Co., Ltd., Seoul National University R&DB Foundation
    Inventors: Sangsoon Lim, Weiping Sun, Sunghyun Choi, Woo-jin Park, Dae-hyun Ban, Seong-won Han
  • Publication number: 20190156525
    Abstract: The disclosure relates to a system and method for medical imaging. The method may include: move, by a motion controller, a phantom along an axis of a scanner to a plurality of phantom positions; acquire, by a scanner of the imaging device, a first set of PET data relating to the phantom at the plurality of phantom positions; and store the first set of PET data as an electrical file. The length of an axis of the phantom may be shorter than the length of an axis of the scanner, and at least one of the plurality of phantom positions may be inside a bore of the scanner.
    Type: Application
    Filed: December 31, 2018
    Publication date: May 23, 2019
    Applicant: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.
    Inventors: Weiping LIU, Xiaoyue GU, Youjun SUN