Patents by Inventor Qifei ZHENG

Qifei ZHENG 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).

  • Optical subassembly and optical module
    Patent number: 10761278
    Abstract: An optical subassembly and an optical module are provided. The optical subassembly includes an optical transmitter, an optical receiver, an optical splitter, and an optical fiber stub. The optical transmitter is configured to transmit light from the optical transmitter to the optical fiber stub through the optical splitter. The optical splitter is configured to reflect light from the optical fiber stub to the optical receiver. An optical axis of the optical receiver and an optical axis of the optical fiber stub form an acute angle. An optical axis of the optical transmitter and the optical axis of the optical fiber stub also form an acute angle.
    Type: Grant
    Filed: April 24, 2019
    Date of Patent: September 1, 2020
    Assignee: HISENSE BROADBAND MULTIMEDIA TECHNOLOGIES CO., LTD.
    Inventors: Tao Jiang, Qifei Zheng, Haixiang Zhang
  • OPTICAL SUBASSEMBLY AND OPTICAL MODULE
    Publication number: 20190285816
    Abstract: An optical subassembly and an optical module are provided. The optical subassembly includes an optical transmitter, an optical receiver, an optical splitter, and an optical fiber stub. The optical transmitter is configured to transmit light from the optical transmitter to the optical fiber stub through the optical splitter. The optical splitter is configured to reflect light from the optical fiber stub to the optical receiver. An optical axis of the optical receiver and an optical axis of the optical fiber stub form an acute angle. An optical axis of the optical transmitter and the optical axis of the optical fiber stub also form an acute angle.
    Type: Application
    Filed: April 24, 2019
    Publication date: September 19, 2019
    Inventors: Tao JIANG, Qifei ZHENG, Haixiang ZHANG