Patents by Inventor He-Ge Chen

He-Ge Chen 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).

  • Automatic mode switch portable electronic device
    Patent number: 8832480
    Abstract: A portable electronic device having automatic power supply mode switching is provided. The portable electronic device includes a micro-sensor and a control circuit. The control circuit controls operations of the electronic device, the micro-sensor senses whether the electronic device is carried or worn by a user. When the electronic device operates in a normal mode, and if the electronic device is not carried or worn for a time longer than a buffer period of a predetermined interval, the control circuit switches to a sleep mode, which results in lower power consumption.
    Type: Grant
    Filed: May 6, 2011
    Date of Patent: September 9, 2014
    Assignee: MStar Semiconductor, Inc.
    Inventors: Yen-Lin Lee, Shan-Cheng Sun, Chih-Cheng Ku, He-Ge Chen
  • AUTOMATIC MODE SWITCH PORTABLE ELECTRONIC DEVICE
    Publication number: 20120023353
    Abstract: A portable electronic device having automatic power supply mode switching is provided. The portable electronic device includes a micro-sensor and a control circuit. The control circuit controls operations of the electronic device, the micro-sensor senses whether the electronic device is carried or worn by a user. When the electronic device operates in a normal mode, and if the electronic device is not carried or worn for a time longer than a buffer period of a predetermined interval, the control circuit switches to a sleep mode, which results in lower power consumption.
    Type: Application
    Filed: May 6, 2011
    Publication date: January 26, 2012
    Applicant: MSTAR SEMICONDUCTOR, INC.
    Inventors: Yen-Lin Lee, Shan-Cheng Sun, Chih-Cheng Ku, He-Ge Chen