Device for securing diagnostic commands to a control unit, and corresponding motor vehicle
AssigneeRobert Bosch GmbH
InventorsAlexander Leonhardi, Mats Aakesson, Oliver Kust, Stefan Syberichs
Life of this patent
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Abstract
A device for monitoring diagnostic commands to a control unit. The device includes an execution platform, and a security device connected to the execution platform, with a command filter and state machines. The execution platform is configured to generate the diagnostic commands based on predefined scripts. The command filter is configured to select valid commands from among the diagnostic commands, based on conditions following from states of the state machines. The security device is configured to relay the commands to the control unit.
Claims10
A device for monitoring diagnostic commands to a control unit, comprising:
- an execution platform;
- and
- a security device, connected to the execution platform, including a command filter and state machines;
- wherein:
- the execution platform is configured to generate the diagnostic commands based on predefined scripts;
- the command filter is configured to select valid commands from among the diagnostic commands, based on conditions following from states of the state machines;
- and
- the security device is configured to relay or block the commands to the control unit.
A motor vehicle, comprising:
- a control unit;
- and
- a device for monitoring diagnostic commands to the control unit, the device including:
- an execution platform;
- and
- a security device, connected to the execution platform, including a command filter and state machines;
- wherein:
- the execution platform is configured to generate the diagnostic commands based on predefined scripts;
- the command filter is configured to select valid commands from among the diagnostic commands, based on conditions following from states of the state machines;
- and
- the security device is configured to relay or block the commands to the control unit.
Dependencies are inferred from the claim text.