• According to Carbuzz, BMW has filed a patent for adjustable speed and acceleration curves with the USPTO. The USPTO is responsible for granting patents.
  • Drivers can also change how the throttle response and how fast the car moves to make it act like a gas-powered car.
  • BMW refers to it as a “fun interactive option” that possesses “an emotional character.”

Most cars now have several drive modes that can be changed for different situations. Still, a new patent application from BMW suggests that the next generation of electric vehicles may be much more flexible. Carbuzz says that BMW is working on a technology that will let drivers customize their ideal driving experience by changing the acceleration curve and how the throttle is set up.

The coder is the driver

Even though all types of cars have driving modes that can change these things, the degree of freedom is usually set by how each method is programmed. For example, the throttle reaction will be slower in Comfort mode, while it will be faster in Sport mode in a way that the automaker has set. However, there is no possibility that the two numbers that have already been decided upon may be changed.

On the other hand, the suggested BMW system turns the driver into a programmer by letting them make acceptable changes to each part no matter what drive mode they choose. BMW’s patent application says that this level of customization is only possible with electric motors because they offer “much finer and, in particular, much more flexible power development than internal combustion engines.”

The speed and acceleration curves are graphs that can be moved. They are the basis for the factors that can be changed for propulsion. The first one lets you map the throttle position directly to the speed. For instance, the driver could set the car to 40 mph while using only 30% of the rate. On the other hand, the acceleration curve shows that the amount of throttle equals the amount of power. In this case, the driver can adjust the throttle so that 50% throttle equals 50% acceleration. This changes how quickly the car responds to inputs and how sensitive the throttle pedal is.

According to the patent, BMW would offer ready-made graphs with linear or exponential curves and the chance to change the angles by moving specific points up and down. The speed of the car as a whole and how quickly it speeds up would be controlled by the throttle. When the two curves are combined, they lead to a wide range of actions.

A workout to get people more involved

This method is BMW’s plan for making high-performance EVs more popular. According to the patent, the adjustable graphs “can have an emotional character and make the vehicle user happy.” The system is “a fun interactive option” that “technology-minded vehicle users will especially enjoy.”

The method would be an option for how torque and power are delivered immediately and in a straight line in many EVs. The technology would allow for a steady increase in speed and acceleration. The cars’ curves would be adjustable so drivers could set them up to match how gas-powered vehicles accelerate.

BMW hasn’t said if or when it uses this system, but it could be used on the quad-motor M division prototype that is currently being built or the rumored 1000-hp i5 M that will come out later this decade.

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