Patents by Inventor Philippe Alain Ngani Sigue

Philippe Alain Ngani Sigue 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).

  • Identifying root causes of network service degradation
    Patent number: 11477070
    Abstract: Systems and methods for analyzing the root cause of service failures and service degradation in a telecommunications network are provided. A method, according to one implementation, includes a step of receiving any of Performance Monitoring (PM) data, standard path alarms, service PM data, standard service alarms, network topology information, and configuration logs from equipment configured to provide services in a network. The method also includes a step of automatically detecting a root cause of a service failure or signal degradation from the available PM data, standard path alarms, service PM data, standard service alarms, network topology information, and configuration logs.
    Type: Grant
    Filed: July 12, 2021
    Date of Patent: October 18, 2022
    Assignee: Ciena Corporation
    Inventors: Yinqing Pei, David Côté, Philippe Alain Ngani Sigue, Ali Mahmoudialami, Christine Tremblay, Christian Desrosiers