Patents by Inventor Xiaodi BAI

Xiaodi BAI 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).

  • DOUBLE-HELIX SCHEDULING METHOD FOR SOUNDCARD BUFFERS DURING SOUND RECORDING AND REPRODUCTION
    Publication number: 20250103387
    Abstract: Provided is a double-helix scheduling method for soundcard buffers during sound recording and reproduction, which belongs to the technical field of multimedia communication. The method includes steps as follows: step 1: preparing N frame buffers for each process of the sound recording and the sound reproduction; step 2: adding N sound recording buffers in a sound card, and starting the sound recording; and writing N sound reproduction buffers in the sound card one by one, then starting the sound playing; step 3: writing sound reproduction buffers in the sound card in a sound recording callback function; step 4: adding sound recording buffers in a sound reproduction callback function; and step 5: finishing the sound recording and the sound reproduction.
    Type: Application
    Filed: June 13, 2024
    Publication date: March 27, 2025
    Applicant: ZHEJIANG UNIVERSITY OF TECHNOLOGY
    Inventors: Chenggang LU, Zhe NAN, Ziqiang SHEN, Lizhong YANG, Bin WANG, Gaoyue LONG, Xiaodi BAI