Patents by Inventor Zhang Danfeng

Zhang Danfeng 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).

  • Secure attention for mobile devices
    Patent number: 9607136
    Abstract: For a secure attention indicator at a mobile device, a method is disclosed for detecting a secure attention indicator at a mobile computing device, the secure attention indicator comprising input from one or more of a microphone, a touch sensor, an accelerometer, a photoreceptor, and an orientation sensor, notifying the mobile computing device in response to detecting the secure attention indicator, and executing secure trusted executable code in response to the notification, the secure trusted executable code not modifiable by a user.
    Type: Grant
    Filed: December 23, 2013
    Date of Patent: March 28, 2017
    Assignee: Lenovo (Singapore) PTE. LTD.
    Inventors: Mark Charles Davis, Zhang Danfeng, Li Jun
  • SECURE ATTENTION FOR MOBILE DEVICES
    Publication number: 20150178498
    Abstract: For a secure attention indicator at a mobile device, a method is disclosed for detecting a secure attention indicator at a mobile computing device, the secure attention indicator comprising input from one or more of a microphone, a touch sensor, an accelerometer, a photoreceptor, and an orientation sensor, notifying the mobile computing device in response to detecting the secure attention indicator, and executing secure trusted executable code in response to the notification, the secure trusted executable code not modifiable by a user.
    Type: Application
    Filed: December 23, 2013
    Publication date: June 25, 2015
    Applicant: LENOVO (Singapore) PTE, LTD.
    Inventors: Mark Charles Davis, Zhang Danfeng, Li Jun