Patents by Inventor Xingchong Gu

Xingchong Gu 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).

  • BIDIRECTIONAL ASYMMETRIC TRANSIENT VOLTAGE SUPPRESSOR DEVICE
    Publication number: 20240096527
    Abstract: A transient voltage suppression (TVS) device and method of formation. A TVS device may include a first layer, disposed on a first surface of a substrate, comprising a first P+ layer; a second layer, disposed on a second surface of the substrate, opposite the first surface, comprising a second P+ layer; a third layer, disposed between the first P+ layer and the second P+ layer, comprising an N? layer; and an isolation diffusion region, comprising a P structure, connected to the second P+ layer, and extending along a perimeter of the N? layer.
    Type: Application
    Filed: September 15, 2023
    Publication date: March 21, 2024
    Applicant: Littelfuse Semiconductor (Wuxi) Co., Ltd.
    Inventors: Boris Rosensaft, Stefan Steinhoff, Xingchong Gu
  • TVS WITH ENHANCED REPETITIVE SURGE PERFORMANCE
    Publication number: 20240096869
    Abstract: A transient voltage suppression (TVS) device. The TVS device may include a substrate, comprising a polarity of a first type. The TVS device may further include a first dopant layer, disposed on a first surface of the substrate, the first layer comprising a polarity of a second type, wherein the first dopant layer forms a P/N junction with the substrate. The TVS device may include a first buffer layer, disposed on the first dopant layer, and a first outer contact layer, disposed on the first buffer layer.
    Type: Application
    Filed: September 15, 2023
    Publication date: March 21, 2024
    Applicant: Littelfuse Semiconductor (Wuxi) Co., Ltd.
    Inventors: Lei Shi, Jifeng Zhou, Xingchong Gu