Vehicle diagnostic device and data transmission device
First Claim
1. A vehicle diagnostic device for determining a condition of at least one component of a motor vehicle, comprising:
- an interface device that is coupleable to a diagnostic interface of the motor vehicle,a first data transmission device that is coupled to the interface device, a second data transmission device that is coupled to the interface device, the first and second data transmission devices being identical circuits, anda data processing device coupled to the first and second data transmission devices, wherein the data processing device is configured to carry out a plurality of diagnostic protocols and additionally configured to carry out different diagnostic protocols via the first and second data transmission devices, wherein;
the interface device has a plurality of interface terminals,the first data transmission device includes a plurality of terminals on an interface end, at least one first subset of which is coupled to the interface terminals,the second data transmission device includes a plurality of terminals on the interface end, at least one second subset of which is coupled to the interface terminals, andthe coupling of the terminals on the interface end of the first data transmission device to the interface terminals of the interface device is different from the coupling of the terminals on the interface end of the second data transmission device to the interface terminals of the interface device.
1 Assignment
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Accused Products
Abstract
A vehicle diagnostic device is described for determining the condition of at least one component of a motor vehicle includes an interface device, which may be coupleable to a diagnostic interface of the motor vehicle, a first data transmission device, which is coupled to the interface device, a second data transmission device, which is coupled to the interface device, the first and second data transmission devices being identical circuits, and a data processing device, which is coupled to the first and second data transmission devices, the data processing device being configured to carry out a plurality of diagnostic protocols and additionally being configured to carry out different diagnostic protocols via the first and second data transmission devices.
23 Citations
9 Claims
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1. A vehicle diagnostic device for determining a condition of at least one component of a motor vehicle, comprising:
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an interface device that is coupleable to a diagnostic interface of the motor vehicle, a first data transmission device that is coupled to the interface device, a second data transmission device that is coupled to the interface device, the first and second data transmission devices being identical circuits, and a data processing device coupled to the first and second data transmission devices, wherein the data processing device is configured to carry out a plurality of diagnostic protocols and additionally configured to carry out different diagnostic protocols via the first and second data transmission devices, wherein; the interface device has a plurality of interface terminals, the first data transmission device includes a plurality of terminals on an interface end, at least one first subset of which is coupled to the interface terminals, the second data transmission device includes a plurality of terminals on the interface end, at least one second subset of which is coupled to the interface terminals, and the coupling of the terminals on the interface end of the first data transmission device to the interface terminals of the interface device is different from the coupling of the terminals on the interface end of the second data transmission device to the interface terminals of the interface device. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A method for operating a vehicle diagnostic device that includes an interface device that is coupleable to a diagnostic interface of the motor vehicle, a first data transmission device that is coupled to the interface device, a second data transmission device that is coupled to the interface device, the first and second data transmission devices being identical circuits, and a data processing device coupled to the first and second data transmission devices, wherein the data processing device is configured to carry out a plurality of diagnostic protocols and additionally configured to carry out different diagnostic protocols via the first and second data transmission devices, the method comprising:
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carrying out a first diagnostic protocol, a communication between the data processing device and the interface device taking place via the first data transmission device, and carrying out a second diagnostic protocol, a communication between the data processing device and the interface device taking place via the second data transmission device, wherein; the interface device has a plurality of interface terminals, the first data transmission device includes a plurality of terminals on an interface end, at least one first subset of which is coupled to the interface terminals, the second data transmission device includes a plurality of terminals on the interface end, at least one second subset of which is coupled to the interface terminals, and the coupling of the terminals on the interface end of the first data transmission device to the interface terminals of the interface device is different from the coupling of the terminals on the interface end of the second data transmission device to the interface terminals of the interface device.
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Specification