Patents by Inventor Maohua YANG

Maohua 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).

  • Voice signaling transmission method and device
    Patent number: 11582353
    Abstract: The present disclosure provides a voice signaling transmission method and device. The voice signaling transmission method includes: sending, by a second device, a request signaling to a first device; receiving, by the second device, a signaling for requesting the second device to try a call sent by the first device, and sending a signaling for trying a call to the first device; receiving, by the second device, a ringing signaling sent by the first device and sending a temporary response signaling to the first device; and receiving, by the second device, a signaling for confirming the response and a signaling for confirming the request which are sent by the first device and sending a response signaling to the first device.
    Type: Grant
    Filed: May 22, 2018
    Date of Patent: February 14, 2023
    Assignee: ZTE CORPORATION
    Inventor: Maohua Yang
  • METHOD FOR SEPARATING YTTRIUM OXIDE FROM HIGH-YTTRIUM RARE EARTH ORE BY GROUPING MANNER AND METHOD FOR SEPARATING YTTRIUM OXIDE FROM MEDIUM-YTTRIUM AND EUROPIUM-RICH EARTH ORE BY GROUPING MANNER
    Publication number: 20220205065
    Abstract: The present disclosure relates to a method for separating yttrium oxide from a high-yttrium rare earth ore by a grouping manner and a method for separating yttrium oxide from a medium-yttrium and europium-rich rare earth ore by a grouping manner, and belongs to the technical field of rare earth extraction and separation. The separating method by a grouping manner according to the present disclosure have advantages such as being advanced and reasonable, short process, low production cost, good adaptability, and easy operation and control. The method has better overall technical and economic indicator performance than the naphthenic acid process and has the value of practical application.
    Type: Application
    Filed: October 10, 2019
    Publication date: June 30, 2022
    Inventors: Ji CHEN, Yuefeng DENG, Deqian LI, Hailian LI, Maohua YANG, Yu LIU, Dan ZOU, Yan BAI, Yongqing CHANG
  • VOICE SIGNALING TRANSMISSION METHOD AND DEVICE
    Publication number: 20200092426
    Abstract: The present disclosure provides a voice signaling transmission method and device. The voice signaling transmission method includes: sending, by a second device, a request signaling to a first device; receiving, by the second device, a signaling for requesting the second device to try a call sent by the first device, and sending a signaling for trying a call to the first device; receiving, by the second device, a ringing signaling sent by the first device and sending a temporary response signaling to the first device; and receiving, by the second device, a signaling for confirming the response and a signaling for confirming the request which are sent by the first device and sending a response signaling to the first device.
    Type: Application
    Filed: May 22, 2018
    Publication date: March 19, 2020
    Inventor: Maohua YANG