Patents by Inventor Chie-Chung Chang

Chie-Chung 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).

  • Utilization of data broadcasting technology with handheld control apparatus
    Publication number: 20050246747
    Abstract: A television entertainment system has two-way communication capability with a hand-held remote device accessing an external information source. It includes a television receiver adapted to receive television programming content, and a television set top box adapted to receive program related information over a broadcast channel and transmit the program related information to the hand-held remote device. The hand-held remote device is adapted to visually render information received over a broadcast channel and synchronize delivery of the program related information with delivery of related information from the external information source.
    Type: Application
    Filed: March 31, 2003
    Publication date: November 3, 2005
    Applicant: Matsushita Electric Industrial Co., Ltd.
    Inventors: David Braun, Yue Ma, Chie-Chung Chang, Rajesh Khandelwal, Alan Kaplan, Eran Sitnik