Patents by Inventor DIANA M. CANTU

DIANA M. CANTU 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).

  • System for deploying voice over internet protocol services
    Patent number: 10417668
    Abstract: A system for deploying Voice over Internet Protocol (VoIP) services is provided. A system that incorporates teachings of the present disclosure may include, for example, a Call Session Control Function (CSCF) having a controller element to receive a Session Initiation Protocol (SIP)message from an originating communication device requesting communications with a terminating communication device, and establish an Internet Protocol (IP) connection between the originating communication device and an advertisement media system to present at the originating communication device an advertisement message that replaces a ringback tone associated with the terminating communication device. Additional embodiments are disclosed.
    Type: Grant
    Filed: July 3, 2017
    Date of Patent: September 17, 2019
    Assignee: AT&T Intellectual Property I, L.P.
    Inventors: Chaoxin Qiu, Diana M. Cantu
  • SYSTEM FOR DEPLOYING VOICE OVER INTERNET PROTOCOL SERVICES
    Publication number: 20170308932
    Abstract: A system for deploying Voice over Internet Protocol (VoIP) services is provided. A system that incorporates teachings of the present disclosure may include, for example, a Call Session Control Function (CSCF) having a controller element to receive a Session Initiation Protocol (SIP)message from an originating communication device requesting communications with a terminating communication device, and establish an Internet Protocol (IP) connection between the originating communication device and an advertisement media system to present at the originating communication device an advertisement message that replaces a ringback tone associated with the terminating communication device. Additional embodiments are disclosed.
    Type: Application
    Filed: July 3, 2017
    Publication date: October 26, 2017
    Inventors: CHAOXIN QIU, Diana M. Cantu
  • System for deploying voice over internet protocol services
    Patent number: 9697542
    Abstract: A system for deploying Voice over Internet Protocol (VoIP) services is provided. A system that incorporates teachings of the present disclosure may include, for example, a Call Session Control Function (CSCF) having a controller element to receive a Session Initiation Protocol (SIP) message from an originating communication device requesting communications with a terminating communication device, and establish an Internet Protocol (IP) connection between the originating communication device and an advertisement media system to present at the originating communication device an advertisement message that replaces a ringback tone associated with the terminating communication device. Additional embodiments are disclosed.
    Type: Grant
    Filed: May 18, 2015
    Date of Patent: July 4, 2017
    Assignee: AT&T Intellectual Property I, L.P.
    Inventors: Chaoxin Qiu, Diana M. Cantu
  • SYSTEM FOR DEPLOYING VOICE OVER INTERNET PROTOCOL SERVICES
    Publication number: 20150248709
    Abstract: A system for deploying Voice over Internet Protocol (VoIP) services is provided. A system that incorporates teachings of the present disclosure may include, for example, a Call Session Control Function (CSCF) having a controller element to receive a Session Initiation Protocol (SIP) message from an originating communication device requesting communications with a terminating communication device, and establish an Internet Protocol (IP) connection between the originating communication device and an advertisement media system to present at the originating communication device an advertisement message that replaces a ringback tone associated with the terminating communication device. Additional embodiments are disclosed.
    Type: Application
    Filed: May 18, 2015
    Publication date: September 3, 2015
    Inventors: CHAOXIN QIU, Diana M. Cantu
  • System for deploying voice over internet protocol services
    Patent number: 9036621
    Abstract: A system for deploying Voice over Internet Protocol (VoIP) services is provided. A system that incorporates teachings of the present disclosure may include, for example, a Call Session Control Function (CSCF) having a controller element to receive a Session Initiation Protocol (SIP)message from an originating communication device requesting communications with a terminating communication device, and establish an Internet Protocol (IP) connection between the originating communication device and an advertisement media system to present at the originating communication device an advertisement message that replaces a ringback tone associated with the terminating communication device. Additional embodiments are disclosed.
    Type: Grant
    Filed: June 19, 2007
    Date of Patent: May 19, 2015
    Assignee: AT&T Intellectual Property I, L.P.
    Inventors: Chaoxin Qiu, Diana M. Cantu
  • SYSTEM FOR DEPLOYING VOICE OVER INTERNET PROTOCOL SERVICES
    Publication number: 20080316999
    Abstract: A system for deploying Voice over Internet Protocol (VoIP) services is provided. A system that incorporates teachings of the present disclosure may include, for example, a Call Session Control Function (CSCF) having a controller element to receive a Session Initiation Protocol (SIP)message from an originating communication device requesting communications with a terminating communication device, and establish an Internet Protocol (IP) connection between the originating communication device and an advertisement media system to present at the originating communication device an advertisement message that replaces a ringback tone associated with the terminating communication device. Additional embodiments are disclosed.
    Type: Application
    Filed: June 19, 2007
    Publication date: December 25, 2008
    Applicant: AT&T KNOWLEDGE VENTURES, LP
    Inventors: CHAOXIN QIU, DIANA M. CANTU