Patents by Inventor Dawei Ding

Dawei Ding 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: 20230062490
    Abstract: A suspension cable replacement device includes a power unit and a plurality of adjustment units. The plurality of adjustment units is disposed around a suspension cable to be replaced. The power unit is configured to power the plurality of adjustment units. Each adjustment unit includes a support frame, a connector, and a steel strand. The power unit includes two jacks each including a main body. The support frame includes two support columns, a top part, and a bottom part. The top part includes a first through hole, and a nut fixed on an anchor is disposed in the first through hole; a hanger rod is disposed through the anchor and the nut, and fixed in the nut. The bottom part includes a second through hole, and the steel strand is disposed through the second through hole. The connector is disposed in the central cavity of the support frame.
    Type: Application
    Filed: December 27, 2021
    Publication date: March 2, 2023
    Inventors: Feilong YANG, Pandeng XIE, Haibo XIAO, Zeping YANG, Dawei DING, Zhibo WANG, Peijun ZHOU
  • Publication number: 20230006368
    Abstract: The present disclosure provides a 5th generation (5G) broadband dual-polarized base station antenna of a multimode resonance structure, including: a first resonance structure, a main radiating unit, a feed balun set, and a metal reflecting plate, where the feed balun set is disposed on the metal reflecting plate, the main radiating unit is disposed on a first feed balun and a second feed balun, and the first resonance structure is disposed on the main radiating unit; the main radiating unit includes a second resonance structure and a third resonance structure, the first resonance structure is configured to control a resonance point at a high frequency, and the third resonance structure is configured to control a resonance point at a low frequency; and the feed balun set is configured to provide a balance current for the main radiating unit and the first resonance structure.
    Type: Application
    Filed: March 15, 2022
    Publication date: January 5, 2023
    Inventors: Lixia YANG, Dawei DING, Aidi Ren, Zhixiang Huang, Guanghui XU, Qian CHEN, Xianliang WU
  • Patent number: 11378972
    Abstract: An autonomous robot is provided, that includes a main body having a frame that includes a back end and a front end. The frame includes a first frame extension and a second frame extension that connects the back end of the frame to the front end of the frame. The front end of the frame includes a path to an open volume disposed between the first frame extension, the second frame extension and the back end. Further provided is a drive system connected to the frame, a retention system coupled to the frame, a lift mechanism attached to the frame, and a sweeper attachment having a dimension to substantially fit within the open volume of the main body. The sweeper attachment is connectable to the retention system to raise and lower of the sweeper attachment using the lift mechanism. Further provided is a controller interfaced with the drive system, the retention system and the lift mechanism.
    Type: Grant
    Filed: September 9, 2020
    Date of Patent: July 5, 2022
    Assignee: ViaBot Inc.
    Inventors: Gregg Ratanaphanyarat, Dawei Ding
  • Publication number: 20220104676
    Abstract: A conveyor station, robot module, sweeper module, and methods for autonomously emptying debris using the conveyor station are described. In one example, a conveyor station includes a housing having an input end and an output end. The conveyor station includes a conveyor belt having a receiving region proximate to the input end and an angled transport region leading toward a dispense region. The conveyor belt has a plurality of fins that extend out from a surface of the conveyor belt. The plurality of fins enable movement of debris collected at the receiving region toward the dispense region. The dispense region is configured to push debris into a drop funnel of the housing, and the drop funnel directs debris into a receptacle. The conveyor station includes a conveyor controller of the conveyor station is configured with a sensor for detecting presence of a sweeper module. The sweeper module includes a container that holds debris collected when the sweeper module is connected to a robot module.
    Type: Application
    Filed: March 5, 2021
    Publication date: April 7, 2022
    Inventors: Fei Xie, Dawei Ding, Gregg Ratanaphanyarat
  • Publication number: 20220107644
    Abstract: Methods and software for setting parameters for operating a modular robot are disclosed. One method includes receiving, by a server, communications data from a controller of the modular robot. The modular robot has storage for storing program instructions for executing autonomous movement at a location. The method includes sending, by the server, calibrated mapping data for the location. The calibrated mapping data identifies an outline at the location. The method includes sending, by the server, identification of at least two zones at the location, where the at least two zones define different areas at the location. The method includes sending, by the server, a work function to be performed by the modular robot for each of the at least two zones. The work function in each of the at least two zones set to be different at said server.
    Type: Application
    Filed: December 24, 2020
    Publication date: April 7, 2022
    Inventors: Gregg Ratanaphanyarat, Dawei Ding, John Lee, Darshan Bhanushali
  • Publication number: 20220107648
    Abstract: A modular robot is provided. The modular robot includes a sweeper module having a container for collecting debris from a surface of a location. The sweeper module is coupled to one or more brushes for contacting the surface and moving said debris into said container. Included is a robot module having wheels and configured to couple to the sweeper module. The robot module is enabled for autonomous movement and corresponding movement of the sweeper module over the surface. A controller is integrated with the robot module and interfacing with the sweeper module. The controller is configured to execute instructions for assigning of at least two zones at the location and assigning a work function to be performed using the sweeper module at each of the at least two zones. The controller is further configured for programming the robot module to activate the sweeper module in each of the two zones. The assigned work function is set for performance at each of the at least two zones.
    Type: Application
    Filed: December 24, 2020
    Publication date: April 7, 2022
    Inventors: Gregg Ratanaphanyarat, Dawei Ding, John Lee, Darshan Bhanushali
  • Publication number: 20220104672
    Abstract: A dock assembly is provided. The dock assembly is configured for docking with a robot. An alignment platform of said dock assembly is configured to receive a sweeper module from the robot when the robot is docked and said sweeper module disengages from the robot. The alignment platform has a plurality of cones positioned on a top side of the alignment platform. The plurality of cones are configured to engage a plurality of holes positioned on an underside of the sweeper module when the sweeper module becomes disengaged from the robot. The plurality of cones enable self-alignment of the alignment platform to the sweeper module as the plurality of cones engage the plurality of holes. The alignment platform has a plurality of support pads positioned on a bottom side of the alignment platform.
    Type: Application
    Filed: April 1, 2021
    Publication date: April 7, 2022
    Inventors: Fei Xie, Dawei Ding, Gregg Ratanaphanyarat
  • Publication number: 20220104674
    Abstract: An autonomous sweeper is provided, including a sweeper module, and a robot chassis having a length along a pair of sides, a front side, a back side and a top side that define an interior space. The sweeper module is configured to fit within the interior space when the robot chassis moves over the sweeper module. A pair of wheels is disposed proximate to the back side of the robot chassis and a single wheel is disposed proximate to the front side. A pair of scissor lifts is disposed along said pair of sides. A lift frame including alignment pegs that fit into corresponding alignment holes is disposed on the top side of the sweeper module. The lift frame is raised and lowered by said pair of scissor lifts, and said scissor lifts assist in lifting the sweeper module while aligning said sweeper module to the robot chassis using said alignment pegs and alignment holes.
    Type: Application
    Filed: April 1, 2021
    Publication date: April 7, 2022
    Inventors: Fei Xie, Dawei Ding, Gregg Ratanaphanyarat
  • Patent number: 11012771
    Abstract: The present invention provides an earphone, including: an earphone base; an earphone plug, where the earphone plug is disposed on the earphone base; an eject pin configured to remove a card tray of a mobile terminal, where the eject pin is disposed in the earphone plug and the eject pin is connected to the earphone base by using a spring; and a pin controller, where the pin controller is connected to the earphone base, and the pin controller controls the eject pin to extend out of the earphone plug along an axial direction of the earphone plug or to retract into the earphone plug.
    Type: Grant
    Filed: May 4, 2017
    Date of Patent: May 18, 2021
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Yunjie Zhang, Dawei Ding
  • Publication number: 20200413181
    Abstract: The present invention provides an earphone, including: an earphone base; an earphone plug, where the earphone plug is disposed on the earphone base; an eject pin configured to remove a card tray of a mobile terminal, where the eject pin is disposed in the earphone plug and the eject pin is connected to the earphone base by using a spring; and a pin controller, where the pin controller is connected to the earphone base, and the pin controller controls the eject pin to extend out of the earphone plug along an axial direction of the earphone plug or to retract into the earphone plug.
    Type: Application
    Filed: May 4, 2017
    Publication date: December 31, 2020
    Inventors: Yunjie ZHANG, Dawei DING
  • Publication number: 20200409384
    Abstract: An autonomous robot is provided, that includes a main body having a frame that includes a back end and a front end. The frame includes a first frame extension and a second frame extension that connects the back end of the frame to the front end of the frame. The front end of the frame includes a path to an open volume disposed between the first frame extension, the second frame extension and the back end. Further provided is a drive system connected to the frame, a retention system coupled to the frame, a lift mechanism attached to the frame, and a sweeper attachment having a dimension to substantially fit within the open volume of the main body. The sweeper attachment is connectable to the retention system to raise and lower of the sweeper attachment using the lift mechanism. Further provided is a controller interfaced with the drive system, the retention system and the lift mechanism.
    Type: Application
    Filed: September 9, 2020
    Publication date: December 31, 2020
    Inventors: Gregg Ratanaphanyarat, Dawei Ding
  • Patent number: 10802499
    Abstract: An autonomous modular robot includes an attachment retention system that for retaining two or more interchangeable attachments for performing unique tasks, e.g., steam cleaning, vacuuming, grass cutting, etc. The attachments may be sequentially positioned in the path of travel of the robot and configured to perform complementary tasks. For example, for cleaning a floor, a first attachment may be configured to vacuum the floor and a second attachment may be configured for steam cleaning the floor. The robot may also include a vertically translatable lift mechanism. The lift mechanism may include the attachment retention system, thereby allowing the attachments to be moved vertically. The lift mechanism may also include a dimension sensor proximate a top of the lift mechanism. The dimension sensor may be utilized to determine the size, e.g., a height and/or a width of the robot with any retained attachments, to help navigate the robot and avoid obstacles.
    Type: Grant
    Filed: January 14, 2019
    Date of Patent: October 13, 2020
    Assignee: ViaBot Inc.
    Inventors: Gregg Ratanaphanyarat, Dawei Ding
  • Publication number: 20190384315
    Abstract: An autonomous modular robot includes an attachment retention system that for retaining two or more interchangeable attachments for performing unique tasks, e.g., steam cleaning, vacuuming, grass cutting, etc. The attachments may be sequentially positioned in the path of travel of the robot and configured to perform complementary tasks. For example, for cleaning a floor, a first attachment may be configured to vacuum the floor and a second attachment may be configured for steam cleaning the floor. The robot may also include a vertically translatable lift mechanism. The lift mechanism may include the attachment retention system, thereby allowing the attachments to be moved vertically. The lift mechanism may also include a dimension sensor proximate a top of the lift mechanism. The dimension sensor may be utilized to determine the size, e.g., a height and/or a width of the robot with any retained attachments, to help navigate the robot and avoid obstacles.
    Type: Application
    Filed: January 14, 2019
    Publication date: December 19, 2019
    Inventors: Gregg Ratanaphanyarat, Dawei Ding
  • Patent number: 10180685
    Abstract: An autonomous modular robot includes an attachment retention system that for retaining two or more interchangeable attachments for performing unique tasks, e.g., steam cleaning, vacuuming, grass cutting, etc. The attachments may be sequentially positioned in the path of travel of the robot and configured to perform complementary tasks. For example, for cleaning a floor, a first attachment may be configured to vacuum the floor and a second attachment may be configured for steam cleaning the floor. The robot may also include a vertically translatable lift mechanism. The lift mechanism may include the attachment retention system, thereby allowing the attachments to be moved vertically. The lift mechanism may also include a dimension sensor proximate a top of the lift mechanism. The dimension sensor may be utilized to determine the size, e.g., a height and/or a width of the robot with any retained attachments, to help navigate the robot and avoid obstacles.
    Type: Grant
    Filed: May 11, 2016
    Date of Patent: January 15, 2019
    Assignee: ViaBot Inc.
    Inventors: Gregg Ratanaphanyarat, Dawei Ding
  • Publication number: 20170038772
    Abstract: A modular robot is a robot that is capable of performing a variety of functions and tasks. The robot includes a main body that is driven via a drive system while a steering system controls the direction of movement. An interchangeable attachment may be attached and removed from the main body and includes various components that allow the robot to perform various functions. Electrical power is provided to the robot via a primary power supply and a secondary power supply. An electronic control system allows for autonomous operation of the robot. User commands may be wirelessly received by the electronic control system. The robot is capable of autonomously replacing the primary power supply upon depletion and additionally may be docked to a docking station for charging. The interchangeable attachment may be docked to a docking station as well.
    Type: Application
    Filed: November 10, 2015
    Publication date: February 9, 2017
    Inventors: Gregg Ratanaphanyarat, Dawei Ding
  • Publication number: 20160334801
    Abstract: An autonomous modular robot includes an attachment retention system that for retaining two or more interchangeable attachments for performing unique tasks, e.g., steam cleaning, vacuuming, grass cutting, etc. The attachments may be sequentially positioned in the path of travel of the robot and configured to perform complementary tasks. For example, for cleaning a floor, a first attachment may be configured to vacuum the floor and a second attachment may be configured for steam cleaning the floor. The robot may also include a vertically translatable lift mechanism. The lift mechanism may include the attachment retention system, thereby allowing the attachments to be moved vertically. The lift mechanism may also include a dimension sensor proximate a top of the lift mechanism. The dimension sensor may be utilized to determine the size, e.g., a height and/or a width of the robot with any retained attachments, to help navigate the robot and avoid obstacles.
    Type: Application
    Filed: May 11, 2016
    Publication date: November 17, 2016
    Inventors: Gregg Ratanaphanyarat, Dawei Ding
  • Patent number: 9066870
    Abstract: The present invention provides preparation methods of protein nanoparticles for in vivo delivery of pharmacologically active agents, wherein said methods are to encase pharmaceutically active agents into proteins or peptides to form nanoparticles by unfolding the protein, and subsequently refolding or assembling the protein to produce a pharmacologically active agent encased within a protein nanoparticle.
    Type: Grant
    Filed: August 6, 2010
    Date of Patent: June 30, 2015
    Assignees: Nanjing University, Nanjing Effect Pharm Drug Development Corporation
    Inventors: Yiqiao Hu, Jinhui Wu, Dawei Ding, Guangming Gong, Xiaolei Tang, Chunhui Tong, Yan Zhu, Shaoling Li
  • Publication number: 20110059181
    Abstract: The present invention provides preparation methods of protein nanoparticles for in vivo delivery of pharmacologically active agents, wherein said methods are to encase pharmaceutically active agents into proteins or peptides to form nanoparticles by unfolding the protein, and subsequently refolding or assembling the protein to produce a pharmacologically active agent encased within a protein nanoparticle.
    Type: Application
    Filed: August 6, 2010
    Publication date: March 10, 2011
    Applicant: NanoPax Pharma, LLC
    Inventors: Yiqiao Hu, Jinhui Wu, Dawei Ding, Guangming Gong, Xiaolei Tang, Chunhui Tong, Yan Zhu, Shaoling Li
  • Patent number: D539891
    Type: Grant
    Filed: July 5, 2006
    Date of Patent: April 3, 2007
    Assignee: Haier America
    Inventors: Lintao Lu, Bernie Tumkiw, Kurtis Narus, Dawei Ding, Peng Zhang, Yunpeng Dong, Ying Yu