Patents by Inventor Chanjuan Li

Chanjuan Li 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).

  • Apparatus, system and method for wireless data transmission by using display backlight
    Patent number: 9774398
    Abstract: The present disclosure provides an apparatus, a system and a method for wireless data transmission by using a display backlight. The apparatus for transmitting wireless data by using a display backlight according to the present disclosure may include: a data storage unit for storing data to be transmitted; a main control unit for reading the data stored in the data storage unit; a signal modulation unit for modulating the data with a predetermined signal modulation method under the control of the main control unit to generate and output a sequence of switching pulse signals; a light source driving circuit for generating backlight driving switching pulse signals according to the sequence of switching pulse signals; and a display backlight member for outputting a sequence of light and shade signals.
    Type: Grant
    Filed: September 17, 2015
    Date of Patent: September 26, 2017
    Assignee: SCHNEIDER ELECTRIC INDUSTRIES SAS
    Inventors: Weihe Fei, Chanjuan Li, Emmanuel Dreina
  • Apparatus, system and method for wireless data transmission by using display backlight
    Patent number: 9735882
    Abstract: The present disclosure provides an apparatus, a system and a method for wireless data transmission by using a display backlight. The apparatus for transmitting wireless data by using a display backlight according to the present disclosure may include: a data storage unit for storing data to be transmitted; a main control unit for reading the data stored in the data storage unit; a signal modulation unit for modulating the data with a predetermined signal modulation method under the control of the main control unit to generate and output a sequence of switching pulse signals; a light source driving circuit for generating backlight driving switching pulse signals according to the sequence of switching pulse signals; and a display backlight member for outputting a sequence of light and shade signals.
    Type: Grant
    Filed: September 17, 2015
    Date of Patent: August 15, 2017
    Assignee: SCHNEIDER ELECTRIC INDUSTRIES SAS
    Inventors: Weihe Fei, Chanjuan Li, Emmanuel Dreina
  • APPARATUS, SYSTEM AND METHOD FOR WIRELESS DATA TRANSMISSION BY USING DISPLAY BACKLIGHT
    Publication number: 20160080089
    Abstract: The present disclosure provides an apparatus, a system and a method for wireless data transmission by using a display backlight. The apparatus for transmitting wireless data by using a display backlight according to the present disclosure may include: a data storage unit for storing data to be transmitted; a main control unit for reading the data stored in the data storage unit; a signal modulation unit for modulating the data with a predetermined signal modulation method under the control of the main control unit to generate and output a sequence of switching pulse signals; a light source driving circuit for generating backlight driving switching pulse signals according to the sequence of switching pulse signals; and a display backlight member for outputting a sequence of light and shade signals.
    Type: Application
    Filed: September 17, 2015
    Publication date: March 17, 2016
    Inventors: Weihe Fei, Chanjuan Li, Emmanuel Dreina