Patents by Inventor Dong-Chel Shin

Dong-Chel Shin 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 for protection switching in ethernet ring network
    Patent number: 9509523
    Abstract: A method for protection switching in an Ethernet ring network is provided. According to an aspect, the protection switching method includes: at a first node on the Ethernet ring network, detecting link failure; at the first node, determining whether a port through which a protection switching message has to be transmitted is on a forwarding path; and at the first node, generating a protection switching message based on the result of the determination; and at the first node, transmitting the protection switching message.
    Type: Grant
    Filed: April 17, 2012
    Date of Patent: November 29, 2016
    Assignee: DASAN NETWORKS, INC.
    Inventor: Dong-Chel Shin
  • METHOD FOR PROTECTION SWITCHING IN ETHERNET RING NETWORK
    Publication number: 20130250753
    Abstract: A method for protection switching in an Ethernet ring network is provided. According to an aspect, the protection switching method includes: at a first node on the Ethernet ring network, detecting link failure; at the first node, determining whether a port through which a protection switching message has to be transmitted is on a forwarding path; and at the first node, generating a protection switching message based on the result of the determination; and at the first node, transmitting the protection switching message.
    Type: Application
    Filed: April 17, 2012
    Publication date: September 26, 2013
    Inventor: Dong-Chel Shin