Patents Assigned to Chen, Jinghong
  • Publication number: 20180152251
    Abstract: It discloses an acoustic channel-based data communications method which performs channel coding on an original data signal using a CRC coding method and a BCH coding method to obtain a coded sequence; modulates the coded sequence using a preset audio sequence symbol set via a symbol mapping method to obtain a digital audio signal; selects a channel frequency band according to characteristics of a transmitting equipment and interference between frequency bands; and converts the digital audio signal into an analog audio signal through a digital-to-analog converter and transmits the signal to a channel for transmission according to the selected channel frequency band.
    Type: Application
    Filed: January 15, 2018
    Publication date: May 31, 2018
    Applicant: Chen, Jinghong
    Inventors: Jinghong CHEN, Xiangning Chen, Jingzhun Feng