Patents by Inventor Yen W. Chang

Yen W. Chang 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).

  • Dual faced ATCA backplane
    Patent number: 9750135
    Abstract: A system compatible for use with ATCA includes a chassis comprising a first and a second plurality of slots for receiving circuit boards. The chassis further includes a midplane having a front surface and a back surface. The midplane extends between the first plurality of slots and the second plurality of slots. The midplane has a first plurality of connectors affixed to the front surface and has a second plurality of connectors affixed to the back surface. Each connector is arranged to accept a circuit board. The midplane forms an interconnection scheme such that one of the first plurality of slots is directly connected to one of the second plurality of slots. The one of the first plurality of slots and the one of the second plurality of slots extend in opposite directions from their respective connections on the midplane.
    Type: Grant
    Filed: December 13, 2013
    Date of Patent: August 29, 2017
    Assignee: NetScout Systems Texas, LLC
    Inventors: Ryan L. Pipkin, John P. Curtin, Yen W. Chang, William Kelly, Brian Haarberg, Daniel Gray
  • DUAL FACED ATCA BACKPLANE
    Publication number: 20150173236
    Abstract: A system compatible for use with ATCA includes a chassis comprising a first and a second plurality of slots for receiving circuit boards. The chassis further includes a midplane having a front surface and a back surface. The midplane extends between the first plurality of slots and the second plurality of slots. The midplane has a first plurality of connectors affixed to the front surface and has a second plurality of connectors affixed to the back surface. Each connector is arranged to accept a circuit board. The midplane forms an interconnection scheme such that one of the first plurality of slots is directly connected to one of the second plurality of slots. The one of the first plurality of slots and the one of the second plurality of slots extend in opposite directions from their respective connections on the midplane.
    Type: Application
    Filed: December 13, 2013
    Publication date: June 18, 2015
    Applicant: Tektronix, Inc.
    Inventors: Ryan L. Pipkin, John P. Curtin, Yen W. Chang, William Kelly, Brian Haarberg, Daniel Gray