Patent ID: 9701338
Date: 2017-07-11
CPC Classifications: B62D,B62K

Claim:
1. An electric power steering apparatus that calculates a current command value with reference to an assist map inputting a steering torque and assist-controls a steering system of a vehicle by driving a motor based on said current command value, comprising: a first compensating section provided at a front stage of said assist map; and a second compensating section provided at a rear stage of said assist map; wherein said current command value is calculated with a characteristic of which sloping increases for an absolute value of said steering torque being inputted into said first compensating section and is outputted from said second compensating section, and a vibration of a steering wheel is suppressed, and wherein said first compensating section is a first phase compensating section and said second compensating section is a second phase compensating section, and said first phase compensating section and said second phase compensating section are reverse characteristic of each other.