Patents by Inventor Yi Jiun Chuang

Yi Jiun Chuang 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).

  • Wavelength converter structure and method for preparing the same
    Patent number: 7589886
    Abstract: A wavelength converter structure comprises a supporting substrate, a ferroelectric substrate having at least one ridge waveguide including a plurality of periodic poled regions positioned on a first side of the ferroelectric substrate, and at least one controlling pattern positioned on a second side of the ferroelectric substrate. The ridge waveguide is joined to the supporting substrate via an adhesive, and the second side is opposite to the first side.
    Type: Grant
    Filed: August 12, 2008
    Date of Patent: September 15, 2009
    Assignee: HC Photonics Corp.
    Inventors: Yi Zhong Chen, Shang Ling Liu, Yi Jiun Chuang, Cheng Hsiung Wu, Ming Hsien Chou