Patents by Inventor Dingchung Jann

Dingchung Jann 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).

  • Portable electronic devices with an emergency mode for locating survivors in disasters
    Patent number: 10405139
    Abstract: An emergency mode is provided in a portable electronic device for locating a survivor in a disaster. The device includes a wireless antenna to transmit and receive wireless signals; a memory to store one or more identifiers; a user interface to receive a command that enables the emergency mode. The device also includes one or more processors, which, in response to the command, detect via the wireless receiver a predetermined identifier that matches a stored identifier identifying a sender of the predetermined identifier as a trusted node. When the predetermined identifier and a timing measurement frame are received from the trusted node, the device sends a response to the trusted node to indicate its presence.
    Type: Grant
    Filed: March 27, 2017
    Date of Patent: September 3, 2019
    Assignee: MediaTek Inc.
    Inventors: Chuen-Shen Bernard Shung, Jianhan Liu, George Chien, YungPing Hsu, Yasantha Rajakarunanayake, Dingchung Jann, Tom Hsiou-Cheng Kao
  • PORTABLE ELECTRONIC DEVICES WITH AN EMERGENCY MODE FOR LOCATING SURVIVORS IN DISASTERS
    Publication number: 20170347234
    Abstract: An emergency mode is provided in a portable electronic device for locating a survivor in a disaster. The device includes a wireless antenna to transmit and receive wireless signals; a memory to store one or more identifiers; a user interface to receive a command that enables the emergency mode. The device also includes one or more processors, which, in response to the command, detect via the wireless receiver a predetermined identifier that matches a stored identifier identifying a sender of the predetermined identifier as a trusted node. When the predetermined identifier and a timing measurement frame are received from the trusted node, the device sends a response to the trusted node to indicate its presence.
    Type: Application
    Filed: March 27, 2017
    Publication date: November 30, 2017
    Inventors: Chuen-Shen Bernard Shung, Jianhan Liu, George Chien, YungPing Hsu, Yasantha Rajakarunanayake, Dingchung Jann, Tom Hsiou-Cheng Kao