Patents by Inventor Ying-Chao Chuang

Ying-Chao 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).

  • Patent number: 7546404
    Abstract: A method and apparatus for traffic arbitration in a system are provided. In the system, a first module operating in a first protocol and a second module operating in a second protocol share one communication channel. An arbitration circuit schedules medium accesses thereof, in which a quota table maintains a utilization value updated in accordance with the amount of time slots consumed by a particular traffic type, and a time counter periodically resets the utilization value to a default value. When the arbitration circuit receives a request for medium access of the particular traffic type, the arbitration circuit grants the request according to the utilization value, such that the first module or the second module are not activated at the same time.
    Type: Grant
    Filed: August 30, 2007
    Date of Patent: June 9, 2009
    Assignee: Mediatek Inc.
    Inventors: Chih-Hao Yeh, Jiun-Jang Su, Ying-Chao Chuang
  • Publication number: 20090063740
    Abstract: A method and apparatus for traffic arbitration in a system are provided. In the system, a first module operating in a first protocol and a second module operating in a second protocol share one communication channel. An arbitration circuit schedules medium accesses thereof, in which a quota table maintains a utilization value updated in accordance with the amount of time slots consumed by a particular traffic type, and a time counter periodically resets the utilization value to a default value. When the arbitration circuit receives a request for medium access of the particular traffic type, the arbitration circuit grants the request according to the utilization value, such that the first module or the second module are not activated at the same time.
    Type: Application
    Filed: August 30, 2007
    Publication date: March 5, 2009
    Applicant: MEDIATEK INC.
    Inventors: Chih-Hao Yeh, Jiun-Jang Su, Ying-Chao Chuang