Patents Assigned to AT&T Intellectaul Property I, L.P.
  • Patent number: 9467183
    Abstract: Aspects of the subject disclosure may include, for example, a method for down-converting a long-range communication signal that is wirelessly received via a first antenna of a communication device to extract a first version of a baseband signal, down-converting a short-range communication signal wirelessly received from a second device via a second antenna of the communication device to extract a second version of the baseband signal from the long-range communication signal that can be received at the second device, which is remote from the communication device, via a second antenna. The first version and second version of the baseband signal can be combined to generate an information signal that can be processed. Other embodiments are disclosed.
    Type: Grant
    Filed: September 29, 2014
    Date of Patent: October 11, 2016
    Assignees: AT&T Intellectaul Property I, L.P., AT&T Mobility II LLC
    Inventors: Sheldon Kent Meredith, Yuang Lou, Mario Kosseifi
  • Patent number: 9106735
    Abstract: A method for detecting a defect in wiring in a DSL system. The method includes collecting data including instantaneous values, a history of values, and/or parameters relating to a central office or customer premises equipment, analyzing a line for a wiring defect based on the collected data, and reporting whether or not a wiring defect was detected responsive to the analyzing step.
    Type: Grant
    Filed: November 25, 2009
    Date of Patent: August 11, 2015
    Assignees: Adaptive Spectrum and Signal Alignment, Inc., AT&T Intellectaul Property I, L.P.
    Inventors: Wonjong Rhee, Ardavan Maleki Tehrani, Mehdi Mohseni, George Ginis, Haibo Zhang, Sun-Uk Park
  • Patent number: 9083615
    Abstract: Embodiments of the present invention are directed to diagnosing problems in a dual stack network supporting Internet Protocol Version Six (IPV6). Inventoried information can be retrieved from an inventory system in response to a problem associated the dual stack network. It can be determined whether a mismatch exists between live customer address information associated with a customer edge router and the inventoried information. A notification can be generated in response to determining whether a mismatch exists. The notification includes information representing a cause of the problem and resolution of the problem.
    Type: Grant
    Filed: May 22, 2013
    Date of Patent: July 14, 2015
    Assignee: AT&T Intellectaul Property I, L.P.
    Inventors: Zhiqang Qian, Paritosh Bajpay, Jackson K. Liu, Michael John Zinnikas