Patents by Inventor Cheng-Kun Chang

Cheng-Kun Chang 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).

  • Publication number: 20240176353
    Abstract: The present invention provides a method of alerting to stationary objects for vehicle. When a vehicle moves at a first speed, an optical scanning device, an infrared image extraction device, and an image extraction device extract a first optical scanning image, a first infrared image, and a first ambient image of the ambiance on one side of the vehicle. According to the fusion algorithm and the optical flow method, the first obstacle information of the first obstacle in the first image will be given. According to the location information of the first obstacle, the vehicle computer judges and generates an alert message when the relative distance is smaller than a distance threshold value and the obstacle volume is greater than a volume threshold value.
    Type: Application
    Filed: July 6, 2023
    Publication date: May 30, 2024
    Inventors: TSUNG-HAN LEE, JINN-FENG JIANG, SHIH-CHUN HSU, TSU-KUN CHANG, CHENG-TAI LEI, HUNG-YUAN WEI
  • Publication number: 20070131828
    Abstract: A pad includes: a pad body having upper and lower surfaces and formed with a plurality of spaced apart lower recesses, each of which is indented inwardly from the lower surface and each of which is defined by a recess-defining wall, the recess-defining wall having a base portion with a peripheral edge, and a surrounding portion that extends from the peripheral edge of the base portion to the lower surface; and a plurality of suction units, each of which protrudes outwardly from the base portion of the recess-defining wall of a respective one of the lower recesses.
    Type: Application
    Filed: December 8, 2005
    Publication date: June 14, 2007
    Inventor: Cheng-Kun Chang