Patents by Inventor Lawrence Yiuming Ching

Lawrence Yiuming Ching 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).

  • Apparatus and method of crosschecking data copies using one or more voter elements
    Patent number: 11729115
    Abstract: A network switch includes a receive port configured to receive data and two or more parallel first paths each configured to receive a first copy of the data, perform a check on the first copy, and generate a protection for the first copy. One or more first voter elements are configured to receive second copies of the data and to crosscheck the second copies. A processing section is configured to process one or more of the second copies. Two or more parallel second paths are each configured to receive a third copy of the data and perform multiple checks on the third copy including a check based on the protection. One or more second voter elements are configured to receive fourth copies of the data and to crosscheck the fourth copies. A send port is configured to send one or more of the fourth copies to a next network element.
    Type: Grant
    Filed: March 15, 2021
    Date of Patent: August 15, 2023
    Assignee: The Boeing Company
    Inventors: Tu Q. Le, Sean Ramey, Christina Joy Yin, Lawrence Yiuming Ching
  • APPARATUS AND METHOD OF CROSSCHECKING DATA COPIES USING ONE OR MORE VOTER ELEMENTS
    Publication number: 20210297369
    Abstract: A network switch includes a receive port configured to receive data and two or more parallel first paths each configured to receive a first copy of the data, perform a check on the first copy, and generate a protection for the first copy. One or more first voter elements are configured to receive second copies of the data and to crosscheck the second copies. A processing section is configured to process one or more of the second copies. Two or more parallel second paths are each configured to receive a third copy of the data and perform multiple checks on the third copy including a check based on the protection. One or more second voter elements are configured to receive fourth copies of the data and to crosscheck the fourth copies. A send port is configured to send one or more of the fourth copies to a next network element.
    Type: Application
    Filed: March 15, 2021
    Publication date: September 23, 2021
    Inventors: Tu Q. Le, Sean Ramey, Christina Joy Yin, Lawrence Yiuming Ching
  • Apparatus and method of crosschecking data copies using one or more voter elements
    Patent number: 10951544
    Abstract: A network switch includes a receive port configured to receive data and two or more parallel first paths each configured to receive a first copy of the data, perform a check on the first copy, and generate a protection for the first copy. One or more first voter elements are configured to receive second copies of the data and to crosscheck the second copies. A processing section is configured to process one or more of the second copies. Two or more parallel second paths are each configured to receive a third copy of the data and perform multiple checks on the third copy including a check based on the protection. One or more second voter elements are configured to receive fourth copies of the data and to crosscheck the fourth copies. A send port is configured to send one or more of the fourth copies to a next network element.
    Type: Grant
    Filed: January 30, 2019
    Date of Patent: March 16, 2021
    Assignee: THE BOEING COMPANY
    Inventors: Tu Q. Le, Sean Ramey, Christina Joy Yin, Lawrence Yiuming Ching
  • APPARATUS AND METHOD OF CROSSCHECKING DATA COPIES USING ONE OR MORE VOTER ELEMENTS
    Publication number: 20200244596
    Abstract: A network switch includes a receive port configured to receive data and two or more parallel first paths each configured to receive a first copy of the data, perform a check on the first copy, and generate a protection for the first copy. One or more first voter elements are configured to receive second copies of the data and to crosscheck the second copies. A processing section is configured to process one or more of the second copies. Two or more parallel second paths are each configured to receive a third copy of the data and perform multiple checks on the third copy including a check based on the protection. One or more second voter elements are configured to receive fourth copies of the data and to crosscheck the fourth copies. A send port is configured to send one or more of the fourth copies to a next network element.
    Type: Application
    Filed: January 30, 2019
    Publication date: July 30, 2020
    Inventors: Tu Q. Le, Sean Ramey, Christina Joy Yin, Lawrence Yiuming Ching