Patents by Inventor Zhi-Jia Hung

Zhi-Jia Hung 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).

  • Communication apparatus and method for sounding dual tone multiple frequency sound corresponding to phone numbers
    Publication number: 20060160526
    Abstract: A mobile communication apparatus is provided. The mobile communication apparatus includes an input device, a storage device, a processing device and a sounding device. The storage device stores a plurality of phone numbers and a plurality of dual tone multiple frequency (DTMF) sound data. The processing device is electrically connected to the input device and the storage device for outputting a phone number, and the sounding device is electrically connected to the processing device for sounding a DTMF sound corresponding to the phone number according to the DTMF sound data.
    Type: Application
    Filed: January 19, 2005
    Publication date: July 20, 2006
    Inventors: Zhi-Jia Hung, Wen-Wei Hsiao