Patents by Inventor Zhengde Yang

Zhengde Yang 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).

  • POWER AMPLIFIER CHIP AND COMMUNICATION DEVICE
    Publication number: 20230188104
    Abstract: Example power amplifier chips and communication devices are described. One example power amplifier chip includes a package housing and a plurality of power amplifier dies. The plurality of power amplifier dies are packaged in the package housing, and each of the plurality of power amplifier dies includes at least one stage of power amplifier.
    Type: Application
    Filed: February 15, 2023
    Publication date: June 15, 2023
    Inventors: Wei XU, Po SHI, Zhengde YANG, Yufeng WANG, Junhao ZOU, Qingquan LUO, Shengchang SHANGGUAN
  • Bandwidth-extended Doherty power amplifier
    Patent number: 9450543
    Abstract: The present invention provides a new structure of Doherty power amplifier. The present invention reduces use of ¼ wavelength lines and lowers the Q point of the Doherty power amplifier. The present method extends the DPA bandwidth with a simpler and more convenient design and facilitates the design of a narrowed size.
    Type: Grant
    Filed: December 12, 2012
    Date of Patent: September 20, 2016
    Assignee: Alcatel Lucent
    Inventors: Yang Yang, Lintao Liu, Xianguang Guo, Kaijie Jin, Zhengde Yang, Qiu Zhong
  • BANDWIDTH-EXTENDED DOHERTY POWER AMPLIFIER
    Publication number: 20140347134
    Abstract: The present invention provides a new structure of Doherty power amplifier. The present invention reduces use of ¼ wavelength lines and lowers the Q point of the Doherty power amplifier. The present method extends the DPA bandwidth with a simpler and more convenient design and facilitates the design of a narrowed size.
    Type: Application
    Filed: December 12, 2012
    Publication date: November 27, 2014
    Applicant: ALCATEL LUCENT
    Inventors: Yang Yang, Lintao Liu, Xianguang Guo, Kaijie Jin, Zhengde Yang, Qiu Zhong