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US 2001/0040455 A1Published application
Method and device for recognizing a trailer or semitrailer of a motor vehicle
AssigneeRobert Bosch GmbH
InventorsAndreas Arlt, Falk Hecker, Herbert Schramm
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Abstract
A method for recognizing a trailer or semitrailer of a motor vehicle includes the following steps: activating at least one brake light of the trailer or semitrailer, independently of the driver; measuring a current flowing in a line assigned to the brake light of the trailer or the semitrailer; and ascertaining the presence or the absence of a trailer or semitrailer on the basis of the measured current.
Claims8
A method for recognizing one of a trailer and a semitrailer of a motor vehicle, comprising the steps of:
- activating at least one brake light of the one of the trailer and the semitrailer, independently of a driver of the vehicle;
- measuring a current flowing in a line assigned to the at least one brake light;
- and
- ascertaining one of a presence and an absence of the one of the trailer and the semitrailer as a function of the measured current.
1 more element
A device for recognizing one of a trailer and a semitrailer of a motor vehicle, comprising:
- means for activating at least one brake light of the one of the trailer and the semitrailer, independently of a driver of the vehicle;
- means for measuring a current flowing in a line assigned to the at least one brake light;
- and
- means for ascertaining one of a presence and an absence of the one of the trailer and the semitrailer as a function of the measured current.
1 more element
Dependencies are inferred from the claim text.