Patents by Inventor Xu-dong Pan

Xu-dong Pan 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).

  • Silicon condenser microphone
    Patent number: 9107009
    Abstract: A silicon condenser microphone is disclosed. The microphone includes a transducer, an IC chip, a first board, a second board spaced from the first board by a frame, and a third board located between the first board and the second board. A cavity is accordingly formed by the first board, the frame and the third board to accommodate the transducer and the IC chip. The IC chip is electrically connected to a surface of the third board facing the second board. The microphone provides an enlarged back volume to the transducer and provides the transducer with a shield against electro-magnetic interference. A manufacturing process is also disclosed.
    Type: Grant
    Filed: August 26, 2013
    Date of Patent: August 11, 2015
    Assignees: AAC Acoustic Technologies (Shenzhen) Co., Ltd., AAC Acoustic Technologies (Chanzhou) Co., Ltd.
    Inventors: Xu-dong Pan, Jian-quan Li
  • Silicon Condenser Microphone
    Publication number: 20140161289
    Abstract: A silicon condenser microphone is disclosed. The microphone includes a transducer, an IC chip, a first board, a second board spaced from the first board by a frame, and a third board located between the first board and the second board. A cavity is accordingly formed by the first board, the frame and the third board to accommodate the transducer and the IC chip. The IC chip is electrically connected to a surface of the third board facing the second board. The microphone provides an enlarged back volume to the transducer and provides the transducer with a shield against electro-magnetic interference. A manufacturing process is also disclosed.
    Type: Application
    Filed: August 26, 2013
    Publication date: June 12, 2014
    Applicants: AAC ACOUSTIC TECHNOLOGIES (CHANGZHOU) CO., LTD., AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD.
    Inventors: Xu-dong Pan, Jian-quan Li