Patents by Inventor Predrag Djurdjevic

Predrag Djurdjevic 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).

  • Video streaming and video telephony downlink performance analysis system
    Patent number: 9591300
    Abstract: The technology disclosed relates to scoring user experience of video frames displayed on a mobile or other video display device. In particular, it relates to capture alignment and test stimulus isolation techniques that compensate for artifacts in the capture mechanism. The technology disclosed includes methods and systems for analyzing both downlink and uplink quality for mobile or other video display device cameras capturing and transmitting video frames including teleconference video display. Particular aspects of the technology disclosed are described in the claims, specification and drawings.
    Type: Grant
    Filed: March 24, 2015
    Date of Patent: March 7, 2017
    Assignee: SPIRENT COMMUNICATIONS, INC.
    Inventor: Predrag Djurdjevic
  • Video streaming and video telephony uplink performance analysis system
    Patent number: 9380297
    Abstract: The technology disclosed relates to scoring user experience of video frames displayed on a mobile or other video display device. In particular, it relates to capture alignment and test stimulus isolation techniques that compensate for artifacts in the capture mechanism. The technology disclosed includes methods and systems for analyzing both downlink and uplink quality for mobile or other video display device cameras capturing and transmitting video frames including teleconference video display. Particular aspects of the technology disclosed are described in the claims, specification and drawings.
    Type: Grant
    Filed: March 24, 2015
    Date of Patent: June 28, 2016
    Assignee: SPIRENT COMMUNICATIONS, INC.
    Inventor: Predrag Djurdjevic
  • VIDEO STREAMING AND VIDEO TELEPHONY DOWNLINK PERFORMANCE ANALYSIS SYSTEM
    Publication number: 20160165226
    Abstract: The technology disclosed relates to scoring user experience of video frames displayed on a mobile or other video display device. In particular, it relates to capture alignment and test stimulus isolation techniques that compensate for artifacts in the capture mechanism. The technology disclosed includes methods and systems for analyzing both downlink and uplink quality for mobile or other video display device cameras capturing and transmitting video frames including teleconference video display. Particular aspects of the technology disclosed are described in the claims, specification and drawings.
    Type: Application
    Filed: March 24, 2015
    Publication date: June 9, 2016
    Applicant: SPIRENT COMMUNICATIONS, INC.
    Inventor: Predrag DJURDJEVIC
  • VIDEO STREAMING AND VIDEO TELEPHONY UPLINK PERFORMANCE ANALYSIS SYSTEM
    Publication number: 20160165225
    Abstract: The technology disclosed relates to scoring user experience of video frames displayed on a mobile or other video display device. In particular, it relates to capture alignment and test stimulus isolation techniques that compensate for artifacts in the capture mechanism. The technology disclosed includes methods and systems for analyzing both downlink and uplink quality for mobile or other video display device cameras capturing and transmitting video frames including teleconference video display. Particular aspects of the technology disclosed are described in the claims, specification and drawings.
    Type: Application
    Filed: March 24, 2015
    Publication date: June 9, 2016
    Applicant: SPIRENT COMMUNICATIONS, INC.
    Inventor: Predrag Djurdjevic