Invention Grant
- Patent Title: Method and apparatus for detecting a fault condition and restoration thereafter using user context information
- Patent Title (中): 用于使用用户上下文信息检测故障状况和恢复的方法和装置
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Application No.: US11319926Application Date: 2005-12-28
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Publication No.: US07702955B2Publication Date: 2010-04-20
- Inventor: Adrian S. de Almeida , Mohammad-Reza Ahmadi , Ivan Wong Yin Yang , Hongtao YHT Yan
- Applicant: Adrian S. de Almeida , Mohammad-Reza Ahmadi , Ivan Wong Yin Yang , Hongtao YHT Yan
- Agent Timothy F. Loomis; Michael DeHaemer
- Main IPC: G06F11/00
- IPC: G06F11/00

Abstract:
A processing unit of a system detects a fault condition associated with the co-processing unit and, upon detection, restores the processing unit using stored user context information. During normal operation, user context information used to execute operation commands are stored by the co-processing unit in memory and maintained after fault detection. A fault condition is detected when at least a portion of the processing unit is rendered non-operational due to a discharging electrostatic event. Fault conditions may be detected by receiving information by the co-processing unit indicative of a fault condition, or by checking at least one memory location associated with processing unit to determine if information stored therein indicates a fault condition. The co-processing unit returns the processing unit to a known, workable state by using the stored user context information to restore the pre-fault detection state information to the memory locations associated with the processing unit.
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