Patents by Inventor Ashraf M. A. Ahmad

Ashraf M. A. Ahmad 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 controlling multimedia communication quality in a handheld device
    Patent number: 8237768
    Abstract: The invention provides a system and method for controlling multimedia communication quality in a handheld device. The handheld device receives and transmits multimedia data via a wireless network. First, the predetermined video coding parameters are used to code a video stream and transmit the coded video stream via the wireless network, and receive a multimedia data via the wireless network. Next, the quality of the wireless network is detected. When the quality is poor, the video coding parameters are changed. Finally, the quality of received multimedia data is detected. When the quality of received multimedia data is poor, the video coding parameters are changed.
    Type: Grant
    Filed: July 12, 2007
    Date of Patent: August 7, 2012
    Assignee: Sunplus Technology Co., Ltd.
    Inventors: Ashraf M. A. Ahmad, Chia-Ching Lin
  • Method and system for controlling multimedia communication quality in a handheld device
    Publication number: 20080013613
    Abstract: The invention provides a system and method for controlling multimedia communication quality in a handheld device. The handheld device receives and transmits multimedia data via a wireless network. First, the predetermined video coding parameters are used to code a video stream and transmit the coded video stream via the wireless network, and receive a multimedia data via the wireless network. Next, the quality of the wireless network is detected. When the quality is poor, the video coding parameters are changed. Finally, the quality of received multimedia data is detected. When the quality of received multimedia data is poor, the video coding parameters are changed.
    Type: Application
    Filed: July 12, 2007
    Publication date: January 17, 2008
    Applicant: Sunplus Technology Co., Ltd.
    Inventors: Ashraf M.A. Ahmad, Chia-Ching Lin