Patents by Inventor Ziming Zhao

Ziming Zhao 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).

  • Systems and methods for authenticating caller identity and call request header information for outbound telephony communications
    Patent number: 10447481
    Abstract: Various embodiments of a system and method for authenticating a call request header including identity information that is lightweight and deployable in VoIP and PSTN systems are disclosed.
    Type: Grant
    Filed: March 15, 2017
    Date of Patent: October 15, 2019
    Assignee: Arizona Board of Regents on Behalf of Arizona State University
    Inventors: Huahong Tu, Adam Doupe, Gail-Joon Ahn, Ziming Zhao
  • SYSTEMS AND METHODS FOR AUTHENTICATING CALLER IDENTITY AND CALL REQUEST HEADER INFORMATION FOR OUTBOUND TELEPHONY COMMUNICATIONS
    Publication number: 20170264443
    Abstract: Various embodiments of a system and method for authenticating a call request header including identity information that is lightweight and deployable in VoIP and PSTN systems are disclosed.
    Type: Application
    Filed: March 15, 2017
    Publication date: September 14, 2017
    Inventors: Huahong Tu, Adam Doupe, Gail-Joon Ahn, Ziming Zhao
  • Methods, systems, and media for measuring quality of gesture-based passwords
    Patent number: 9069948
    Abstract: Methods, systems, and media for measuring gesture-based password quality are provided, the methods comprising: receiving a first image; receiving a proposed password; identifying points of interest in the image each associated with an attribute; receiving a gesture selection function sequence, with a plurality of gesture selection functions each associated with a gesture type and a point of interest attribute; determining that a subset of points of interest in the image have attributes corresponding to attributes associated of a gesture selection function sequence; generating a possible password based on the gesture selection function sequence; determining and presenting a relative strength of the proposed password based on whether the proposed password matches the possible password.
    Type: Grant
    Filed: December 23, 2013
    Date of Patent: June 30, 2015
    Assignee: GFS Technology, Inc.
    Inventors: Gail-Joon Ahn, Ziming Zhao
  • METHODS, SYSTEMS, AND MEDIA FOR MEASURING QUALITY OF GESTURE-BASED PASSWORDS
    Publication number: 20140181956
    Abstract: Methods, systems, and media for measuring gesture-based password quality are provided, the methods comprising: receiving a first image; receiving a proposed password; identifying points of interest in the image each associated with an attribute; receiving a gesture selection function sequence, with a plurality of gesture selection functions each associated with a gesture type and a point of interest attribute; determining that a subset of points of interest in the image have attributes corresponding to attributes associated of a gesture selection function sequence; generating a possible password based on the gesture selection function sequence; determining and presenting a relative strength of the proposed password based on whether the proposed password matches the possible password.
    Type: Application
    Filed: December 23, 2013
    Publication date: June 26, 2014
    Inventors: Gail-Joon Ahn, Ziming Zhao