Patents by Inventor Zhenbao ZHANG

Zhenbao ZHANG 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).

  • Display apparatus having a whiteboard application with multi-layer superimposition and display method thereof
    Patent number: 11984097
    Abstract: A display apparatus and a display method for a multi-layer superimposition are provided. When a display presents a user interface, a touch trajectory from a user can be detected via a touch component, and a touch trajectory pattern is present in a first layer; upon obtaining the touch trajectory pattern, an interpolation operation can also be performed on the touch trajectory pattern in the first layer according to a background pattern in a second layer; finally, a converted pattern obtained after the interpolation operation and the background pattern are superimposed and presented on the display.
    Type: Grant
    Filed: January 20, 2023
    Date of Patent: May 14, 2024
    Assignee: HISENSE VISUAL TECHNOLOGY CO., LTD.
    Inventors: Baocheng Li, Min Wang, Zhenbao Zhang, Ying Cao, Jiashan Liu, Hong Yu
  • Method and device for erasing a writing path on an infrared electronic white board, and a system for writing on an infrared electronic white board
    Patent number: 10373359
    Abstract: The disclosure discloses a method for erasing a writing path on an infrared electronic white board, the method including: adding data points to a writing path to obtain a complete writing path in which the distance between any two adjacent data points is no more than an erasing distance corresponding to a selected erasing mode; determining an erasing area according to an input erasing path and the erasing mode; and erasing those data points on the complete writing path, which lie in the erasing area.
    Type: Grant
    Filed: December 29, 2016
    Date of Patent: August 6, 2019
    Assignees: Hisense Electric Co., Ltd., Hisense USA Corporation, Hisense International Co., Ltd.
    Inventors: Min Wang, Chunhua Li, Zhenbao Zhang
  • METHOD AND DEVICE FOR ERASING A WRITING PATH ON AN INFRARED ELECTRONIC WHITE BOARD, AND A SYSTEM FOR WRITING ON AN INFRARED ELECTRONIC WHITE BOARD
    Publication number: 20170109917
    Abstract: The disclosure discloses a method for erasing a writing path on an infrared electronic white board, the method including: adding data points to a writing path to obtain a complete writing path in which the distance between any two adjacent data points is no more than an erasing distance corresponding to a selected erasing mode; determining an erasing area according to an input erasing path and the erasing mode; and erasing those data points on the complete writing path, which lie in the erasing area.
    Type: Application
    Filed: December 29, 2016
    Publication date: April 20, 2017
    Inventors: Min WANG, Chunhua LI, Zhenbao ZHANG