The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 28, 2015

Filed:

Aug. 12, 2013
Applicant:

Robert Bosch Gmbh, Stuttgart, DE;

Inventor:

Daniel Sigfus Maitlen, Farmington Hills, MI (US);

Assignee:

Robert Bosch GmbH, Stuttgart, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60T 8/17 (2006.01); B60T 8/32 (2006.01); B60T 8/172 (2006.01);
U.S. Cl.
CPC ...
B60T 8/1701 (2013.01); B60T 8/321 (2013.01); B60T 8/1708 (2013.01); B60T 8/172 (2013.01); B60T 2201/04 (2013.01);
Abstract

A trailer brake control method for a vehicle towing a trailer. The method may include determining a number (N) of vehicle operating points during a first braking event when the vehicle is not towing the trailer by determining N brake operating points; determining an acceleration operating point for each of the N brake operating points; and determining a first relationship between brake pressure and vehicle acceleration based on the N vehicle operating points. The method also includes determining a number (M) of vehicle operating points during a second braking event when the vehicle is towing the trailer; determining a current brake operating point; and determining a trailer brake command signal based on at least the first relationship, the M vehicle operating points, and the current brake operating point.


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