Patents by Inventor Hisso M. Chang

Hisso M. 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).

  • Method and system for wireless voice channel/data channel integration
    Patent number: 7512098
    Abstract: A system and method for wireless communication is disclosed. In one embodiment of a method, a user of a wireless device initiates a communication session during which a wireless data session can be triggered from a voice session and a voice session can be triggered from a wireless data session. During the communication session, data is shared between the wireless data channel and the voice channel.
    Type: Grant
    Filed: August 14, 2006
    Date of Patent: March 31, 2009
    Assignee: Roamware, Inc.
    Inventors: Yuen Jun Jiang, Hisso M. Chang