发明授权
US06889265B2 Apparatus and method to allow and synchronize schedule changes in a USB enhanced host controller
失效
在USB增强型主机控制器中允许和同步调度更改的装置和方法
- 专利标题： Apparatus and method to allow and synchronize schedule changes in a USB enhanced host controller
- 专利标题（中）： 在USB增强型主机控制器中允许和同步调度更改的装置和方法
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申请号： US09992772申请日： 2001-11-05
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公开(公告)号： US06889265B2公开(公告)日： 2005-05-03
- 发明人: John I. Garney , Brian A. Leete
- 申请人： John I. Garney , Brian A. Leete
- 申请人地址： US CA Santa Clara
- 专利权人： Intel Corporation
- 当前专利权人： Intel Corporation
- 当前专利权人地址： US CA Santa Clara
- 代理机构： Blakely, Sokoloff, Taylor & Zafman LLP
- 主分类号： G06F13/40
- IPC分类号： G06F13/40 ; G06F13/00 ; G06F3/00 ; G06F3/02
摘要：
An apparatus and method for making changes to an active schedule being processed by a host controller is disclosed. The apparatus and method includes examining a transaction descriptor, determining a current state for a transaction based on the transaction descriptor, and preventing the transaction from starting if the current state indicates the transaction has not already started.
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