Patent ID: 7933704

Claim:
A method for controlling an automatic transmission of a power train for a motor vehicle, comprising: providing input data representative of characteristics of the motor vehicle, a driver's will, and an environment of the motor vehicle; determining whether the automatic transmission is in an automatic mode or a manual mode with pulse control; generating an operating speed and control instruction for the power train from predetermined parameters of the input data based on one driving mode selected from at least two distinct driving modes that include the automatic mode and the manual mode with pulse control, and the predetermined parameters are selected according to whether the automatic transmission is in the automatic mode or the manual mode with pulse control; and controlling the automatic transmission according to the operating speed and control instruction to obtain a set engine speed, wherein, when the automatic transmission is in the manual mode with pulse control, the generating the operating speed and control instruction for the power train comprises: determining a gear ratio instruction in the manual mode with pulse control as a function of a first list of predetermined input parameters, and converting the gear ratio instruction into the operating speed and control instruction of the power train according to at least the gear ratio instruction in manual mode with pulse control, a value of a speed of the motor vehicle and activity of the driver, the operating speed and control instruction for the power train in the manual mode with pulse control being limited to values calibrated by a smoothing filter.