Remote maintenance method, industrial device, and semiconductor device
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Abstract
The present invention provides a remote maintenance method, a remote maintenance system, and an industrial device for enabling control and thorough services and billing according to the contents of the remote maintenance operation and the request destination of maintenance and enabling access limit according to the attribute of a service person, access limit according to the device state, and output limit according to the output mode. The industrial device 123 installed at the factory 120 and the operation device 113 installed in the maintenance center 110 are connected via the network 100. The operation device 113 transmits command information indicating a command concerning maintenance to the industrial device 123 and the industrial device 123 executes a process according to the received command information, generates charge information indicating a charge concerning maintenance according to the contents of the executed process, and outputs the whole or a part of the generated charge information to the output device of the industrial device 123.
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Citations
36 Claims
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1-13. -13. (canceled)
- 14. A remote maintenance method for a system that an industrial device for executing a specific process and an operation device for maintaining said industrial device are connected to each other via a network, characterized in that said operation device transmits command information indicating a maintenance command to said industrial device and said industrial device executes said process according to said received command information, holds state information indicating a state of said process of said industrial device and condition information indicating a condition concerning said state information necessary to execute said process according to said command information, reads said state information and said condition information when said industrial device receives said command information from said operation device, and executes said process according to said command information only when said state in said state information satisfies said condition in said condition information.
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16-33. -33. (canceled)
- 34. An industrial device for receiving a maintenance operation from an operation device connected via a network by remote control, comprising communication means for receiving command information indicating a command of maintenance from said operation device and processing means for executing a process according to said command information received by said communication means, wherein said processing means holds state information indicating a process state of said industrial device and said communication means holds condition information indicating a condition concerning said state necessary to execute said process according to said command information, obtains said state information from said processing means when said communication means receives said command information from said operation device, reads said condition information, and permits execution of said process according to said command information only when said state of said state information satisfies said condition of said condition information.
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36-51. -51. (canceled)
Specification