Patents by Inventor Fangfang Yu

Fangfang Yu 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).

  • Method, apparatus and device for predicting fault of optical module
    Patent number: 11265081
    Abstract: A method and an apparatus for predicting a fault of an optical circuit includes determining a classification threshold of an operating parameter based on a classification sample set corresponding to the operating parameter of optical circuit and predicting, based on comparison results between the classification threshold and a plurality of measured values in a sequence, whether a fault occurs in the future on the optical circuit corresponding to the sequence.
    Type: Grant
    Filed: February 3, 2021
    Date of Patent: March 1, 2022
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Fangfang Yu, Feng Dong, Wei Song, Qingping Yang
  • Method, Apparatus and Device for Predicting Fault of Optical Module
    Publication number: 20210159973
    Abstract: A method and an apparatus for predicting a fault of an optical circuit includes determining a classification threshold of an operating parameter based on a classification sample set corresponding to the operating parameter of optical circuit and predicting, based on comparison results between the classification threshold and a plurality of measured values in a sequence, whether a fault occurs in the future on the optical circuit corresponding to the sequence.
    Type: Application
    Filed: February 3, 2021
    Publication date: May 27, 2021
    Inventors: Fangfang Yu, Feng Dong, Wei Song, Qingping Yang
  • Method, apparatus and device for predicting fault of optical module
    Patent number: 10944473
    Abstract: A method and an apparatus for predicting a fault of an optical circuit includes determining a classification threshold of an operating parameter based on a classification sample set corresponding to the operating parameter of optical circuit and predicting, based on comparison results between the classification threshold and a plurality of measured values in a sequence, whether a fault occurs in the future on the optical circuit corresponding to the sequence.
    Type: Grant
    Filed: January 23, 2020
    Date of Patent: March 9, 2021
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Fangfang Yu, Feng Dong, Wei Song, Qingping Yang
  • Method, Apparatus and Device for Predicting Fault of Optical Module
    Publication number: 20200244355
    Abstract: A method and an apparatus for predicting a fault of an optical circuit includes determining a classification threshold of an operating parameter based on a classification sample set corresponding to the operating parameter of optical circuit and predicting, based on comparison results between the classification threshold and a plurality of measured values in a sequence, whether a fault occurs in the future on the optical circuit corresponding to the sequence.
    Type: Application
    Filed: January 23, 2020
    Publication date: July 30, 2020
    Inventors: Fangfang Yu, Feng Dong, Wei Song, Qingping Yang