Patents by Inventor Yo-Hao Cheng

Yo-Hao Cheng 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).

  • Common mode noise suppression filter
    Patent number: 11063569
    Abstract: A noise suppression filter includes a resonator, a ground plane, and a set of differential transmission lines. The set of differential transmission lines includes a first meander line and a second meander line formed in a first circuit layer. The resonator is formed in a second circuit layer and includes a first long arm, a second long arm, and a short arm extended form a same point to form a T-shape. The ground plane is formed in a third circuit layer and is coupled to the first long arm and the second long arm through vias. The first meander line is detoured along the inner sides of the first long arm and the short arm, and the second meander line is detoured along the inner sides of the second long arm and the short arm.
    Type: Grant
    Filed: December 9, 2019
    Date of Patent: July 13, 2021
    Assignees: Inventec (Pudong) Technology Corp., Inventec Corporation
    Inventors: Yen-Hao Chen, Yo-Hao Cheng, Ding-Bing Lin
  • COMMON MODE NOISE SUPPRESSION FILTER
    Publication number: 20210152152
    Abstract: A noise suppression filter includes a resonator, a ground plane, and a set of differential transmission lines. The set of differential transmission lines includes a first meander line and a second meander line formed in a first circuit layer. The resonator is formed in a second circuit layer and includes a first long arm, a second long arm, and a short arm extended form a same point to form a T-shape. The ground plane is formed in a third circuit layer and is coupled to the first long arm and the second long arm through vias. The first meander line is detoured along the inner sides of the first long arm and the short arm, and the second meander line is detoured along the inner sides of the second long arm and the short arm.
    Type: Application
    Filed: December 9, 2019
    Publication date: May 20, 2021
    Inventors: Yen-Hao Chen, Yo-Hao Cheng, Ding-Bing Lin