Patents by Inventor Wen-Long Yao

Wen-Long Yao 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).

  • Complementary color detection device
    Publication number: 20070070227
    Abstract: The invention provides a complementary color detection device receiving a light source and outputting a complementary color reading thereof, comprising a filter extracting a red, green and blue light component from the light source; and a detector receiving the red green and blue light components and outputting a first, second and third reading respectively, wherein the complementary color reading is a combination of the first, second and third readings, and each of the first, second and third readings is a voltage difference between a first and second terminal of a light detection device.
    Type: Application
    Filed: March 9, 2006
    Publication date: March 29, 2007
    Inventors: Den-Hua Lee, Kuan-Rong Lee, Wen-Long Yao, Ming-Huei Chen, Sheng-Ying Cheng, Chia-Chan Li