Patents by Inventor Dexin Sun

Dexin Sun 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).

  • Instrument for locating a noise source in a CATV system and method of using same
    Patent number: 10250781
    Abstract: An instrument for locating noise in a CATV system is disclosed. The instrument comprises an electrical circuit assembly moveable within an outer body. The electrical circuit assembly includes a filter configured to suppress noise frequencies in the CATV system. The instrument also includes a mechanical biasing element coupled to the electrical circuit assembly to bias the electrical circuit assembly in a position relative to the outer body.
    Type: Grant
    Filed: November 16, 2017
    Date of Patent: April 2, 2019
    Assignee: VIA VI SOLUTIONS, INC.
    Inventors: Dexin Sun, Adam Woolsey
  • Icon-based home certification, in-home leakage testing, and antenna matching pad
    Patent number: 10116930
    Abstract: A method for determining the magnitude of leakage in a subscriber's premises CATV installation; a frequency multiplexer for coupling between an antenna and a receiver for the multiplexed frequencies; and, a method for a technician to certify a CATV subscriber's premises for the provision of CATV services are disclosed.
    Type: Grant
    Filed: February 27, 2018
    Date of Patent: October 30, 2018
    Assignee: Viavi Solutions, Inc.
    Inventors: Terry W. Bush, John Joseph Bush, Dexin Sun
  • Icon-based home certification, in-home leakage testing, and antenna matching pad
    Patent number: 10110888
    Abstract: A method for determining the magnitude of leakage in a subscriber's premises CATV installation; a frequency multiplexer for coupling between an antenna and a receiver for the multiplexed frequencies; and, a method for a technician to certify a CATV subscriber's premises for the provision of CATV services are disclosed.
    Type: Grant
    Filed: May 15, 2017
    Date of Patent: October 23, 2018
    Assignee: Viavi Solutions, Inc.
    Inventors: Terry W. Bush, John Joseph Bush, Dexin Sun
  • ICON-BASED HOME CERTIFICATION, IN-HOME LEAKAGE TESTING, AND ANTENNA MATCHING PAD
    Publication number: 20180192045
    Abstract: A method for determining the magnitude of leakage in a subscriber's premises CATV installation; a frequency multiplexer for coupling between an antenna and a receiver for the multiplexed frequencies; and, a method for a technician to certify a CATV subscriber's premises for the provision of CATV services are disclosed.
    Type: Application
    Filed: February 27, 2018
    Publication date: July 5, 2018
    Applicant: Viavi Solutions, Inc.
    Inventors: Terry W. Bush, John Joseph Bush, Dexin Sun
  • ICON-BASED HOME CERTIFICATION, IN-HOME LEAKAGE TESTING, AND ANTENNA MATCHING PAD
    Publication number: 20170251207
    Abstract: A method for determining the magnitude of leakage in a subscriber's premises CATV installation; a frequency multiplexer for coupling between an antenna and a receiver for the multiplexed frequencies; and, a method for a technician to certify a CATV subscriber's premises for the provision of CATV services are disclosed.
    Type: Application
    Filed: May 15, 2017
    Publication date: August 31, 2017
    Applicant: TRILITHIC, INC.
    Inventors: Terry W. Bush, John Joseph Bush, Dexin Sun
  • Icon-based home certification, in-home leakage testing, and antenna matching pad
    Patent number: 9667956
    Abstract: A method for determining the magnitude of leakage in a subscriber's premises CATV installation; a frequency multiplexer for coupling between an antenna and a receiver for the multiplexed frequencies; and, a method for a technician to certify a CATV subscriber's premises for the provision of CATV services are disclosed.
    Type: Grant
    Filed: October 15, 2013
    Date of Patent: May 30, 2017
    Inventors: Terry W. Bush, John Joseph Bush, Dexin Sun
  • Voltage tunable filters
    Patent number: 9431691
    Abstract: A suspended line resonator and a tunable filter comprising multiple suspended line resonators. A microstrip resonator and a tunable filter comprising multiple microstrip resonators. A suspended substrate resonator and a tunable filter comprising multiple suspended substrate resonators.
    Type: Grant
    Filed: May 20, 2011
    Date of Patent: August 30, 2016
    Assignee: M-TRON INDUSTRIES, INC.
    Inventors: Dexin Sun, Raleigh Benton Stelle, IV
  • ICON-BASED HOME CERTIFICATION, IN-HOME LEAKAGE TESTING, AND ANTENNA MATCHING PAD
    Publication number: 20150264343
    Abstract: A method for determining the magnitude of leakage in a subscriber's premises CATV installation; a frequency multiplexer for coupling between an antenna and a receiver for the multiplexed frequencies; and, a method for a technician to certify a CATV subscriber's premises for the provision of CATV services are disclosed.
    Type: Application
    Filed: October 15, 2013
    Publication date: September 17, 2015
    Inventors: Terry W. Bush, John Joseph Bush, Dexin Sun
  • VOLTAGE TUNABLE FILTERS
    Publication number: 20140062620
    Abstract: A suspended line resonator and a tunable filter comprising multiple suspended line resonators. A microstrip resonator and a tunable filter comprising multiple microstrip resonators. A suspended substrate resonator and a tunable filter comprising multiple suspended substrate resonators.
    Type: Application
    Filed: May 20, 2011
    Publication date: March 6, 2014
    Applicant: TRILITHIC, INC.
    Inventors: Dexin Sun, Raleigh Benton Stelle, IV
  • In-line attenuator
    Patent number: 6903621
    Abstract: An attenuator includes a substrate having first and second surfaces and a plurality of discrete circuit elements. The first surface includes a first electrically conductive pattern providing circuit contacts providing electrical connections among the discrete circuit elements and circuit contacts providing electrical connections to components external to the attenuator. The second surface includes a second electrically conductive pattern.
    Type: Grant
    Filed: May 20, 2003
    Date of Patent: June 7, 2005
    Assignee: Trilithic, Inc.
    Inventors: Bruce G. Malcolm, Dexin Sun
  • In-line attenuator
    Publication number: 20040233011
    Abstract: An attenuator includes a substrate having first and second surfaces and a plurality of discrete circuit elements. The first surface includes a first electrically conductive pattern providing circuit contacts providing electrical connections among the discrete circuit elements and circuit contacts providing electrical connections to components external to the attenuator. The second surface includes a second electrically conductive pattern.
    Type: Application
    Filed: May 20, 2003
    Publication date: November 25, 2004
    Inventors: Bruce G. Malcolm, Dexin Sun