Patents by Inventor LILLIAN DANNENBERG

LILLIAN DANNENBERG 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 and apparatus for call processing for SIP and ISUP interworking
    Patent number: 9578127
    Abstract: A system that incorporates teachings of the present disclosure may include, for example, a server having a controller to adjust a call processing logic for Session Initiated Protocol to Integrated Services Digital Network User Part (ISUP) calls based at least in part on interworking profiles assigned to ISUP trunk groups supporting the calls. Additional embodiments are disclosed.
    Type: Grant
    Filed: August 4, 2014
    Date of Patent: February 21, 2017
    Assignee: AT&T Intellectual Property I, L.P.
    Inventors: Chaoxin Qiu, Richard L. Khan, Lillian Dannenberg
  • METHOD AND APPARATUS FOR CALL PROCESSING FOR SIP AND ISUP INTERWORKING
    Publication number: 20140341215
    Abstract: A system that incorporates teachings of the present disclosure may include, for example, a server having a controller to adjust a call processing logic for Session Initiated Protocol to Integrated Services Digital Network User Part (ISUP) calls based at least in part on interworking profiles assigned to ISUP trunk groups supporting the calls. Additional embodiments are disclosed.
    Type: Application
    Filed: August 4, 2014
    Publication date: November 20, 2014
    Inventors: CHAOXIN QIU, Richard L. Khan, Lillian Dannenberg
  • Method and apparatus for call processing for SIP and ISUP interworking
    Patent number: 8798095
    Abstract: A system that incorporates teachings of the present disclosure may include, for example, a server having a controller to adjust a call processing logic for Session Initiated Protocol to Integrated Services Digital Network User Part (ISUP) calls based at least in part on interworking profiles assigned to ISUP trunk groups supporting the calls. Additional embodiments are disclosed.
    Type: Grant
    Filed: October 11, 2007
    Date of Patent: August 5, 2014
    Assignee: AT&T Intellectual Property I, L.P.
    Inventors: Chaoxin Qiu, Richard L. Khan, Lillian Dannenberg
  • METHOD AND APPARATUS FOR CALL PROCESSING FOR SIP AND ISUP INTERWORKING
    Publication number: 20090097471
    Abstract: A system that incorporates teachings of the present disclosure may include, for example, a server having a controller to adjust a call processing logic for Session Initiated Protocol to Integrated Services Digital Network User Part (ISUP) calls based at least in part on interworking profiles assigned to ISUP trunk groups supporting the calls. Additional embodiments are disclosed.
    Type: Application
    Filed: October 11, 2007
    Publication date: April 16, 2009
    Applicant: AT&T KNOWLEDGE VENTURES, LP
    Inventors: CHAOXIN QIU, RICHARD L. KHAN, LILLIAN DANNENBERG