Patent ID: 8352756
Filing Date: 2013-01-08
Classification: G03G

Abstract:
1. An image processing apparatus comprising: a volatile storing unit; a nonvolatile storing unit; a processing control unit that controls image processing and writes a result of the control as history information into the volatile storing unit; a transferring unit that transfers the history information from the volatile storing unit to the nonvolatile storing unit; and a power controlling unit that causes the transferring unit to transfer the history information from the volatile storing unit to the nonvolatile storing unit when detecting an abnormality of the processing control unit based on a communication with the processing control unit, and stops a supply of a power after a passage of a certain time since the power controlling unit detects the abnormality, wherein the history information includes information about access to a register included in the image processing apparatus, a software module included in the image processing apparatus, an execution of a library of an operating system in the image processing apparatus, an interruption in the operating system, a function which is being executed by the software module in an occurrence of the abnormality, a processing request of the image processing apparatus, an instruction of the image processing apparatus, an operating state of the image processing apparatus, and at least one of a time that each processing is executed and a time that an operating state of the image processing apparatus makes a transition.