| BLDC | Brushless DC Motor |
| EKF | Extended Kalman Filter |
| AEKF | Adaptive Extended Kalman Filter |
| SMO | Sliding Mode Observer |
| MRAS | Model Reference Adaptive System |
| back-EMF | Back Electromotive Force |
| PLL | Phase-Locked Loop |
| PI | Proportional-Integral |
| SVPWM | Space Vector Pulse Width Modulation |