Patents by Inventor Keru Xia

Keru Xia 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).

  • Mobile item identifying apparatus
    Patent number: 12716768
    Abstract: A smart shopping cart may include a frame with wheels for riding along a support surface that nests with one or more other smart shopping carts. The smart shopping cart includes a basket coupled to a frame through a scale module connected adjacent to a first end of the basket for determining a weight of items placed in the basket. The scale module includes three load cells oriented perpendicular to the length of the basket and position with two load cells adjacent a middle portion of the basket and a single load cell adjacent the first end of the basket. The load cells provide an analog signal converted by an embedded circuit board into a digital signal for determination of weight of items placed in the basket.
    Type: Grant
    Filed: May 20, 2024
    Date of Patent: August 25, 2026
    Assignee: Amazon Technologies, Inc.
    Inventors: Jacob A. Siegel, Nicholas Franklin, Joseph Harkness, Jonathan David Jones, Keru Xia, Andrew Vincent Wolff
  • Method and apparatus for associating or disassociating mobile devices
    Patent number: 11259143
    Abstract: Aspects of the subject disclosure may include, for example, obtaining a location of a first mobile tag, responsive to detecting a second mobile tag crossing a threshold relative to the location of the first mobile tag, determining according to an activity associated with the first mobile tag, the second mobile tag, or both whether there is an association event between the first mobile tag and the second mobile tag, and responsive to determining the activity corresponds to the association event, determining whether to associate the first mobile tag and the second mobile tag. Other embodiments are disclosed.
    Type: Grant
    Filed: July 24, 2020
    Date of Patent: February 22, 2022
    Assignee: Red Point Positioning Corporation
    Inventors: Chunjie Duan, Yara Osko, Anton Shpakovskiy, Yuyi Wei, Jay Sun, Keru Xia, Alex Tidwell, Mingda Zhou, Alexey Liushnia, Dmitry Zvegincev
  • METHOD AND APPARATUS FOR ASSOCIATING OR DISASSOCIATING MOBILE DEVICES
    Publication number: 20210029493
    Abstract: Aspects of the subject disclosure may include, for example, obtaining a location of a first mobile tag, responsive to detecting a second mobile tag crossing a threshold relative to the location of the first mobile tag, determining according to an activity associated with the first mobile tag, the second mobile tag, or both whether there is an association event between the first mobile tag and the second mobile tag, and responsive to determining the activity corresponds to the association event, determining whether to associate the first mobile tag and the second mobile tag. Other embodiments are disclosed.
    Type: Application
    Filed: July 24, 2020
    Publication date: January 28, 2021
    Applicant: Red Point Positioning Corporation
    Inventors: Chunjie Duan, YARA OSKO, Anton Shpakovskiy, Yuyi Wei, Jay Sun, Keru Xia, Alex Tidwell, Mingda Zhou, Alexey Liushnia, Dmitry Zvegincev