Patents by Inventor Edward Chungming Chen

Edward Chungming Chen 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).

  • Cross-call agent extension mobility with call admission control and emergency calling
    Patent number: 8428244
    Abstract: A system for cross-registration of a phone device is provided. The system includes a local call processing system that stores phone device information for a local phone that is operable to be used by a user; and a remote call processing system that stores a user phone profile for the user, the remote call processing system being operable to generate a visitor registration for the local phone device. The phone device is operable to use the visitor registration to register with the remote call processing system.
    Type: Grant
    Filed: March 16, 2009
    Date of Patent: April 23, 2013
    Assignee: Cisco Technology, Inc.
    Inventors: Edward Chungming Chen, Christopher Edwin Pearce, Chunfeng Huang
  • CROSS-CALL AGENT EXTENSION MOBILITY WITH CALL ADMISSION CONTROL AND EMERGENCY CALLING
    Publication number: 20100150336
    Abstract: A system for cross-registration of a phone device is provided. The system includes a local call processing system that stores phone device information for a local phone that is operable to be used by a user; and a remote call processing system that stores a user phone profile for the user, the remote call processing system being operable to generate a visitor registration for the local phone device. The phone device is operable to use the visitor registration to register with the remote call processing system.
    Type: Application
    Filed: December 12, 2008
    Publication date: June 17, 2010
    Inventors: Edward Chungming Chen, Christopher Edwin Pearce, Chunfeng Huang
  • CROSS-CALL AGENT EXTENSION MOBILITY WITH CALL ADMISSION CONTROL AND EMERGENCY CALLING
    Publication number: 20100150337
    Abstract: A system for cross-registration of a phone device is provided. The system includes a local call processing system that stores phone device information for a local phone that is operable to be used by a user; and a remote call processing system that stores a user phone profile for the user, the remote call processing system being operable to generate a visitor registration for the local phone device. The phone device is operable to use the visitor registration to register with the remote call processing system.
    Type: Application
    Filed: March 16, 2009
    Publication date: June 17, 2010
    Inventors: Edward Chungming Chen, Christopher Edwin Pearce, Chunfeng Huang