Patents by Inventor Tze-Meng Ooi

Tze-Meng Ooi 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).

  • RF interference choke device and RF testing apparatus incorporating the same
    Patent number: 9871498
    Abstract: A radio frequency (RF) interference choke device includes a planar dielectric board formed with two first slots and two second slots that extend in a lengthwise direction of the dielectric board. The first/second slots are arranged symmetrically about a central line of the dielectric board parallel to the lengthwise direction, and have a first/second length associated with a first/second frequency band. A metal layer is attached to the dielectric board, and has a U-shaped first pattern surrounding the first slots, a U-shaped second pattern surrounding the second slots, and a strip-shaped third pattern extending along the central line and interconnecting the first and second patterns.
    Type: Grant
    Filed: March 18, 2016
    Date of Patent: January 16, 2018
    Assignee: Jabil Circuit (Singapore) Pte., Ltd.
    Inventors: Tze-Meng Ooi, Khai-Siang Chua